WO2007081012A1 - Appareil destine a produire un conditionnement de composition chauffante moulee, et conditionnement de composition chauffante moulee associe - Google Patents

Appareil destine a produire un conditionnement de composition chauffante moulee, et conditionnement de composition chauffante moulee associe Download PDF

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Publication number
WO2007081012A1
WO2007081012A1 PCT/JP2007/050439 JP2007050439W WO2007081012A1 WO 2007081012 A1 WO2007081012 A1 WO 2007081012A1 JP 2007050439 W JP2007050439 W JP 2007050439W WO 2007081012 A1 WO2007081012 A1 WO 2007081012A1
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WO
WIPO (PCT)
Prior art keywords
exothermic composition
slat
molded body
exothermic
shape
Prior art date
Application number
PCT/JP2007/050439
Other languages
English (en)
Japanese (ja)
Inventor
Toshihiro Dodo
Original Assignee
Mycoal Co., Ltd.
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mycoal Co., Ltd. filed Critical Mycoal Co., Ltd.
Priority to JP2007553975A priority Critical patent/JPWO2007081012A1/ja
Publication of WO2007081012A1 publication Critical patent/WO2007081012A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F7/02—Compresses or poultices for effecting heating or cooling
    • A61F7/03—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction
    • A61F7/032—Compresses or poultices for effecting heating or cooling thermophore, i.e. self-heating, e.g. using a chemical reaction using oxygen from the air, e.g. pocket-stoves
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F7/00—Heating or cooling appliances for medical or therapeutic treatment of the human body
    • A61F2007/0098—Heating or cooling appliances for medical or therapeutic treatment of the human body ways of manufacturing heating or cooling devices for therapy

Definitions

  • the present invention relates to a heat generating composition molded body using a slat conveyor-like rotating body having a through hole having a desired shape, a method for manufacturing the heat generating body, and a manufacturing apparatus thereof.
  • Disposable warmers are used to be placed in clothes and fixed to the body, and are widely known as warmers in winter. Such warmers are oxidized by contact with oxygen in the air.
  • a powdery exothermic composition containing mainly iron powder, water, salts, activated carbon, and a water retention agent is contained in a bag having air permeability.
  • Patent Document 1 describes a method for producing a powder package at high speed using a magnet.
  • Patent Document 2 describes a method and an apparatus for producing a laminated package for packaging a viscous material, which is an ink-like or cream-like viscous material, in a laminated manner at high speed.
  • this manufacturing method is a method in which a material extrusion nozzle force is discharged by a pump that pressurizes and supplies a viscous material to form a package
  • the object to be packaged is a moldable excess water heat generating composition.
  • the moldable excess water exothermic composition is clogged in the nozzle, and a package cannot be obtained.
  • Patent Document 1 Japanese Patent Laid-Open No. 7-124193
  • Patent Document 2 JP-A-11 20111
  • An object of the present invention is to provide a method and an apparatus for producing a heat-generating composition molded body package that can produce a heat-generating composition molded body package with good productivity using the moldable excess water heat-generating composition. There is to do.
  • the inventor has conducted intensive research, solved the above problems, and completed the present invention.
  • the production apparatus of the present invention connects a plurality of slats having a plurality of through-holes through which the moldable surplus water heating composition is passed to form a molded body.
  • the conveyor-like body is characterized in that the connecting direction is the traveling direction, and a gap prevention portion having a width larger than the moving direction of the through hole is provided between the connected slats.
  • the present invention provides the manufacturing apparatus for a heat-generating composition molded body according to claim 1, wherein the manufacturing apparatus includes a conveyor for transporting a base material facing the slat, and the slat includes the conveyor. After the heat-generating composition is worn and filled in the through hole bottomed by the base material, the rear side force and the conveyor force are separated from the advancing direction of the slat. When To do.
  • the present invention according to claim 3 is the manufacturing apparatus for the exothermic composition molded body package according to claim 1 or 2, wherein the conveyor can accommodate at least a portion corresponding to the concave portion of the base material. It is characterized by providing a concave part.
  • the present invention described in claim 4 is the manufacturing apparatus for the exothermic composition molded body package according to claim 2 or 3, wherein the manufacturing apparatus includes the moldability surplus with respect to the through hole.
  • a covering material is coated on the exothermic composition supply device for supplying the water exothermic composition, a fixed magnet provided on the lower side of the through-hole, and the exothermic composition molded body laminated on the substrate.
  • a sealing device that seals the peripheral edge of the exothermic composition molded body, and the exothermic composition supply device is disposed above the exothermic composition replenishment unit, the moldable hydrous exothermic composition outlet, and the through hole.
  • a conveyor for transporting the substrate characterized in that it is constituted by an endless belt.
  • the present invention according to claim 5 provides the exothermic composition according to any one of claims 1 to 4.
  • the shape of the discharge side end area is made wider than the supply side end area of the moldable surplus water heating composition of the through hole.
  • the present invention according to claim 6 is the heat generating composition molded body package manufacturing apparatus according to any one of claims 1 to 5, wherein at least a corner portion of the discharge side end portion of the through hole is a cross section. Is formed in a substantially arc shape.
  • the present invention described in claim 7 is the exothermic composition molded body manufacturing apparatus according to any one of claims 4 to 6, including the slat conveyor-like rotating body force S slat deviation preventing device. It is characterized by.
  • the present invention described in claim 8 is directed to an apparatus for producing a heat generating composition molded body package according to any one of claims 4 to 7, and further includes an adhesive on the substrate and Z or the covering material.
  • An adhesive applicator is provided for applying.
  • the present invention is the heating composition molded body packaging body manufacturing apparatus according to any one of claims 4 to 8, wherein the slat conveyor-like rotating body is provided with a slat cleaner.
  • the present invention described in claim 10 is characterized in that, in the heating composition molded body manufacturing apparatus according to any one of claims 5 to 9, a slat cleaner is provided on the slat conveyor-like rotating body.
  • the method for producing the exothermic composition molded body according to the present invention is the exothermic composition molded body comprising the molded exothermic composition molded body enclosed between the base material and the covering material as described in claim 11.
  • the slat conveyor-like rotating body is controlled to rotate by a rotational drive source so as to match the traveling speed of the base material, and at least the heat generating composition supply device is Exothermic composition provided on the lower inner side of the slat conveyor-like rotating body so that when it passes through the scraped filling portion, it acts so that there is no gap between the slats and at least the width of the scraped portion.
  • the moldable hydrous exothermic composition is fed from the wear and fill portion of the supply device, and the fixed magnet is positioned on the surface of the base material opposite to the surface to which the formable hydrous exothermic composition is supplied.
  • Hydrous exothermic composition The slat surface of the slat conveyor-like rotating body is supported by an endless belt along the support plate through a part of the through hole of the slat with the gap prevention portion by the magnetic force and gravity of the scraping means and the fixed magnet.
  • the substrate that runs so as to close a part of the through hole in contact with the surface is scraped and filled, and at the same time, the surface of the exothermic composition that has been scraped and filled is smoothed to clean the outer surface of the slat.
  • the exothermic composition molded body formed with the outer shape of the through hole is laminated, and the exothermic composition is laminated. It is characterized in that the periphery of the molded body is sealed.
  • the manufacturing method of the exothermic composition molded body package according to claim 11 is the same as the manufacturing method of the exothermic composition molded body package according to claim 10, wherein the slat with a gap preventing portion is provided. Driven and controlled by a slat conveyor-like rotating body and a slat guide, and after filling the through hole with moldable surplus water heating composition, the slat is detached from the base material from the back to the front in the direction of travel. Thus, the exothermic composition molded body is laminated on the substrate.
  • the exothermic composition molded body package of the present invention is manufactured by the manufacturing apparatus according to any one of claims 1 to 11 as described in claim 12.
  • the production method of the exothermic composition molded body package of the present invention comprises a rotation-controlled slat conveyor-like rotator having a plurality of slats with gap prevention portions, each having a plurality of through holes, a slat guide,
  • the heat generating composition supply device, the endless belt, and the fixed magnet supply the formable water-containing heat generating composition from the heat generating composition supply device, and the heat generating composition formed body is a formed body of the formable water-containing heat generating composition. Is coated on the base material, and further coated with a coating material, and then the peripheral edge of the exothermic composition molded body is sealed and sealed, so that the base material, the coating material, and both materials are sandwiched between them.
  • a method for producing a exothermic composition molded body package comprising the sandwiched exothermic composition molded body, wherein the slat conveyor is provided with a plurality of slats with a gap prevention portion having one or more through holes.
  • First run of substrate between rotating body and endless belt Therefore causes travel at a predetermined speed unit, while the control rotated by the rotation driving source slats con bare like rotating body so as to match the travel speed of the substrate, the conditioned gap prevention unit slat Therefore, at least when passing through the scraping filling portion of the exothermic composition supply device, it is made to act at least with the width of the scraping portion so that there is no gap between the slats and provided on the lower inner side of the slat conveyor rotor.
  • the formable water-containing exothermic composition is fed from the frayed filling portion of the exothermic composition supply device, and the moldable water-containing heat generating composition is fed by the magnetic force and gravity of the fraying means and the external fixed magnet.
  • On a base material that passes through a part of the through hole is supported by an endless belt along the support plate, and contacts the slat surface of the slat conveyor-like rotating body so as to block a part of the through hole.
  • the slats with gap prevention portions of the slat conveyor-like rotator are separated from the base material by the guide of the slat guide, they are molded with the outer shape of the through hole.
  • the composition shaped bodies are stacked, it is preferable to seal the periphery of the heat generation composition molded article.
  • the manufacturing method of the exothermic composition molded body package is such that the slats with gap preventing portions are driven and controlled by a slat conveyor-like rotating body and a slat guide, and after filling the through holes with the moldable surplus water heating composition.
  • the exothermic composition molded body is preferably laminated on the base material by detaching from the exothermic composition molded body from the rear part to the front part of the slat in the traveling direction.
  • the method for producing a heat generating composition molded body after laminating the heat generating composition molded body on a base material, an adhesive is applied to at least one selected from the coating material and the base material, It is preferable that the coating material is laminated and coated on the substrate.
  • the method for producing the exothermic composition molded body package is characterized in that the substrate has at least a concave portion that can receive the bottom surface of the exothermic composition molded body, and the endless belt has at least a convex portion opposite to the concave portion. It is preferable to have a receiving portion having a shape capable of receiving
  • An apparatus for producing a heating composition molded body package according to the present invention includes a slat guide-like rotating body in which a plurality of slats are attached to a rotation-controlled chain conveyor, a slat guide, a heating composition supply device, and an endless shape.
  • a belt and a fixed magnet are provided, and further provided with a base material supply device, a coating material supply device, and a sealing device, and the exothermic composition supply device has an exothermic composition replenishment portion and a frayed filling portion connected to the exothermic composition supply portion.
  • the scraped portion has a scraping means and a moldable hydrous exothermic composition outlet, the slat has one or more through holes penetrating in the thickness direction, and the slat supplies at least the exothermic composition.
  • the fraying means corresponds to the through hole.
  • the thrust guide is disposed so as to control at least the vertical movement of the rear portion of the slat in the traveling direction, and the endless belt is at least
  • the slat conveyor-like rotator is disposed on the lower outer side of the slat conveyor-like rotator so as to be able to press the substrate toward the scouring filling portion, and the fixed magnet is scoured by the exothermic composition supply device.
  • Mean force S Located near the slat surface, the endless belt is placed on the opposite side of the exothermic composition supply device. It is preferable to arrange a sealing device that covers the exothermic composition molded body laminated on the cover and seals the peripheral portion of the exothermic composition molded body.
  • the manufacturing apparatus of the exothermic composition molded body package has a larger shape on the outlet side than the shape on the inlet side of the exothermic composition of the through hole of the slat.
  • the apparatus for producing a heat generating composition molded body it is preferable that at least the edge portion on the outlet side of the heat generating composition of the through hole of the slat is formed in a substantially arc shape.
  • an apparatus for manufacturing a heat generating composition molded body package has the slat conveyor-like rotating body force preventing device for preventing rat slippage.
  • the manufacturing apparatus of the exothermic composition molded body package has a molded hydrous exothermic composition in-mold pressing means for pressing the molded excess water-containing heat generating composition in the through hole against the base material.
  • the manufacturing apparatus for the exothermic composition molded body package includes at least a sealing device that covers and coats the covering material that is traveled by the second traveling means on the base material, the covering material, and the base material. It is preferable to provide an adhesive application device for applying an adhesive to one type. Further, the manufacturing apparatus for the exothermic composition molded body package receives at least the bottom surface of the convex portion opposite to the concave portion having a shape in which the endless belt can receive at least the bottom surface of the exothermic composition molded body. It is preferable to have a receiving portion of a shape to be formed. In addition, it is preferable that an apparatus for manufacturing a heat generating composition molded body has the slat conveyor-like rotating body strength rat cleaner.
  • the exothermic composition molded body package of the present invention is preferably produced using at least one of a method for producing a exothermic composition molded body package and an apparatus manufacturing apparatus.
  • the exothermic yarn and molded article package has a minimum bending resistance of 100 mm or less! /.
  • the heating yarn and the molded article package of the heating yarn and the molded article packaging body have a change in the minimum bending resistance within 20%, which indicates the change in the minimum bending resistance before and after the heat generation of the heating yarn and the molded article packaging body. It is preferable to have it.
  • the heating yarn and the molded article packaging body have a fixing means at least at a part of the exposed portion of the heating yarn and the molded article packaging body.
  • a heat generating composition molded body is manufactured by using a slat shift prevention device for the slat conveyor-like rotating body.
  • a heat generating composition molded body is produced using a slat cleaner for the slat conveyor-like rotating body.
  • the endless belt is an endless belt with a through hole, and the position force seal before the point where the heat generating composition supply unit at least the rotating body comes into contact with the slat. It is preferable to have a suction part immediately before the device.
  • the heat generating composition supply unit is preferably a heat generating composition supply unit provided with a heat generating composition supply unit with a rotary bridge preventing device.
  • the base material is conveyed while being in contact with the outer surface of the supply opening of the through hole, so that the base material, the through hole, and the scraping plate are used. It is preferable that a volumetric measurement part of the molded surplus water-containing exothermic composition having a predetermined volume and shape is formed.
  • the through hole of the slat is a through hole in which at least the inner wall of the through hole is subjected to heat generation yarn and composition adhesion prevention treatment. Is preferred.
  • any of the corrugated sheet manufacturing apparatus, the corrugated sheet corrugation maintaining apparatus, the preheating apparatus, the press apparatus, the out-of-mold compression apparatus, and the fixing means attaching apparatus It is preferable to provide any combination of at least one selected as well as a sealing device and a cutting device.
  • the sealing device is preferably a sealing device that seals the outermost peripheral edge of the exothermic composition molded body and the outermost peripheral edge of the heating element.
  • the sealing device seals at least the outermost peripheral edge of the heat generating composition molded body of the section heat generating portion, and then the outermost portion of the heat generating body. It is preferable that the peripheral device is a seal device provided with a seal seal device.
  • the sealing device seals at least the outermost peripheral edge of the heat generating element, and then seals the outermost peripheral edge of the heat generating composition formed body of the section heat generating portion. It is preferable that it is a sealing device that seals the peripheral portion of the exothermic composition molded body.
  • the sealing device is a combination of two seal rolls having one or more space portions that do not press the area of the exothermic composition molded body, and the seal rolls face each other. It is preferable that the sealing device is configured so that the space portions of the surfaces face each other and the exothermic composition molded body is wrapped from both sides.
  • a rotation-controlled slat conveyor-like rotating body having a plurality of through holes and a plurality of slats with gap prevention portions, a slat guide, a heating composition supply device, an endless belt, and a fixed magnet.
  • the moldable excess water exothermic composition can be supplied from the exothermic composition supply device, and the exothermic composition molded body, which is a molded body of the moldable excess water exothermic composition, can be laminated on the substrate with a uniform film thickness.
  • the substrate is contaminated with exothermic composition due to the slats with gap prevention part.
  • the slats can be easily and stably detached from the exothermic composition without damaging the exothermic composition.
  • the exothermic composition molded body can be laminated on the base material, and the thickness of the exothermic composition molded body can be adjusted by adjusting the thickness of the slats, and various exothermic composition molded bodies can be stably manufactured. Since a covering material or a coating material coated with an adhesive is continuously pressed and laminated on a base material on which a molded object is laminated, and further, peripheral bonding with a seal roll can be performed. Can be produced continuously.
  • FIG. 1 is a system configuration diagram of an exothermic composition molded body manufacturing apparatus according to the present invention.
  • FIG. 2 (a) is a schematic perspective view showing the main part of the production apparatus.
  • FIG. 3 is a schematic plan view showing an example of a molded product package.
  • FIG. 6 is a schematic plan view showing another example of a package.
  • FIG. 3 (a) is a schematic cross-sectional view showing an example of fraying filling using a frayed piece that is a fraying means for mold-through molding. (b) It is a schematic cross-sectional view of an example of scraping and filling using an indented scraping piece that is a scraping means for mold-through molding. 4] It is a schematic cross-sectional view showing an example of a chain guide of the manufacturing apparatus same as above.
  • FIG. 5 is a schematic cross-sectional view showing an example of mold movement by the mold guide rail of the production apparatus same as above.
  • FIG. 8 is a schematic perspective view showing another example of the slat of the manufacturing apparatus same as above.
  • FIG. 9 is a schematic cross-sectional view showing an example of a main part of a state travel part of the manufacturing apparatus same as above. ⁇ 10] It is a schematic plan view of the manufacturing apparatus same as above.
  • FIG. 11 is a schematic front view of the die shift prevention device.
  • FIG. 12 is a schematic side view showing another example of the die-shift prevention device attached to the die attachment rod end and the chain attachment.
  • FIG. 13 (a), (b), (c) are schematic side views showing an example of an attachment-type die shift prevention device.
  • FIG. 14 (a) is a schematic sectional view showing an example of a wet cleaner.
  • B It is a schematic sectional drawing which shows an example of the rotating brush which is components of a cleaner.
  • C It is a schematic sectional drawing which shows an example of a dry cleaner.
  • FIG. 15 is a schematic sectional view showing an example of a compressor.
  • FIG. 16 is a schematic sectional view showing another example of the compressor.
  • FIG. 17 (a) to (f) are schematic plan views showing examples of planar shapes of through holes of various types of slats.
  • G)-(i) It is a schematic sectional drawing which shows an example of the cross-sectional shape of the through-hole of various type
  • FIG. 18 (a) is a plan view showing an example of a base material having a recess according to the present invention. (b) Sectional view of V-V
  • FIG. 19 (a) to (d) are cross-sectional views showing an example of an endless belt.
  • FIGS. 20 (a) and 20 (b) are cross-sectional views showing an example of an endless belt in a state in which the concave portion of the base material having the concave portion of the present invention is housed.
  • FIG. 22 is a configuration diagram showing another example of the system of the manufacturing apparatus for the exothermic composition molded body package according to the present invention.
  • FIG. 23 is a configuration diagram showing another example of the system of the manufacturing apparatus for the exothermic composition molded body package according to the present invention.
  • FIG. 24 is a schematic plan view showing another example of (a) exothermic composition molded body package.
  • (b) is a schematic sectional view of Z-Z.
  • FIG. 25 is a schematic plan view showing an example of (a) a heat-generating composition molded body package for whole foot temperature. (B) It is a schematic sectional view of YY. (C) It is a schematic plan view showing another example of the exothermic composition molded body package for whole foot temperature. (d) is a schematic cross-sectional view showing another example of a molded body package for exothermic composition for whole foot temperature.
  • FIG. 26 is a schematic plan view showing another example of (a) exothermic composition molded body package.
  • XX is a schematic sectional view of XX.
  • C It is a schematic sectional drawing which shows another example of the exothermic composition molded object package.
  • FIG. 27 is a schematic plan view showing another example of the exothermic composition molded body package.
  • FIG. 28] (a) to (u) are plan views showing another example of the outer shape of the exothermic composition molded body package.
  • Frayed pieces (fraying means)
  • Cinoleronore compressed sinorero nore, heat sinoreno inorero nore
  • Endless belt having a concave portion capable of accommodating a convex portion with respect to the concave portion of the base material 76
  • Endless belt having a through hole capable of accommodating the convex portion with respect to the concave portion of the base material 77
  • the exothermic composition that can be used in the present invention is not limited as long as the exothermic composition molded body package can be produced by the method for producing a exothermic composition molded body and Z or a production apparatus of the present invention, but iron powder, activated carbon, etc.
  • This is a moldable water-containing exothermic composition containing a carbon component, a reaction accelerator such as sodium chloride and water as essential components, and containing surplus water having a mobile water value of 0.01 to 50. That is, it is a moldable excess water exothermic composition.
  • the formable hydrous exothermic composition includes a moldable excess water exothermic composition.
  • the moldable hydrous exothermic composition of the present invention includes a water retention agent such as wood flour, a water absorbent polymer, a molding aid, a hydrogen generation inhibitor such as sodium sulfite, calcium hydroxide, and the like.
  • a water retention agent such as wood flour
  • a water absorbent polymer such as wood flour
  • a molding aid such as a hydrogen generation inhibitor
  • PH adjusters aggregates, functional substances, polyoxyethylene alkyl ethers and other nonionics, zwitterions, iones, cationic surfactants, hydrophobic polymer compounds such as polyethylene and polypropylene, dimethyl silicone oil
  • Organic infrared compounds such as pyroelectric materials, ceramics, negative ion generators such as tourmaline
  • exothermic aids such as FeC 1, metals other than iron such as silicon and aluminum, manganese dioxide, etc. acid
  • any components of the exothermic compositions that have been disclosed in the past, are commercially available, or are used for known disposable warmers and heating elements can be appropriately selected and used. .
  • the blending ratio of the moldable excess water exothermic composition is not particularly limited.
  • the carbon component is 1.0 to 50 parts by weight with respect to 100 parts by weight of the iron powder.
  • This blending ratio can also be applied to a reaction mixture and an exothermic mixture.
  • the mobile water value of the reaction mixture is preferably less than 0.01.
  • the blending ratio that may be further blended with the magnetic material may be appropriately determined as desired.
  • exothermic composition having an initial exothermic property a exothermic composition having a mobile water value of 0.01 to less than 14 is preferred.
  • the solid raw material is insoluble in water such as iron powder, and the liquid raw material is liquid such as water or an aqueous solution of a reaction accelerator.
  • the reaction mixture or exothermic composition is left in the oxidizing gas environment or left to mix, etc.
  • An example is a method for producing an exothermic mixture.
  • the oxidizing gas contact treatment method of the reaction mixture has iron powder, a reaction accelerator and water as essential components, a water content of 0.5 to 20% by weight, and a mobile water value of less than 0.01. The reaction mixture is contacted with oxidizing gas and the temperature rise of the reaction mixture is raised to 1 ° C or higher within 10 minutes.
  • the oxidizing gas contact treatment may be present in a container or in a breathable sheet-like material such as a nonwoven fabric.
  • the acidic gas contact treatment may be either batch type or continuous type under stirring, non-stirring, flowing or non-flowing.
  • the iron powder is not limited, but pig iron iron powder, atomized iron powder, electrolytic iron powder, reduced iron powder, sponge iron powder, and iron alloy powder thereof can be used as examples.
  • these iron powders may contain carbon or oxygen, or iron containing 50% or more of iron and other metals!
  • the type of metal contained as an alloy is not particularly limited as long as the iron component acts as a component of the heat generating composition, but examples include metals such as aluminum, manganese, copper, and silicon, and semiconductors.
  • the metal of the present invention includes a semiconductor.
  • the content of the metal other than iron is usually 0.01 to 50% by weight, preferably 0.1 to 10% by weight, based on the whole iron powder.
  • the iron powder having an oxygen-containing film on at least a part of the iron surface
  • the active iron powder means that at least a part of the surface of the iron powder is covered with a ferric oxide coating, and one has a thickness of the ferric oxide coating of 3 nm or more, and at least active
  • the core region of the iron powder and the region force under the ferric oxide coating are active iron powders having an iron component region that does not contain oxygen in at least one selected region.
  • the thickness of the ferric oxide coating that is an oxygen-containing coating covering the surface of the iron powder is not limited as long as it is 3 nm or more using the Auger electron spectroscopy, but is usually 3 nm or more, preferably 3 n m to 100 ⁇ m, more preferably 30 nm to 100 ⁇ m, still more preferably 30 nm to 50 ⁇ m, more preferably 30 nm to l ⁇ m, and further preferably It is 30 nm to 500 nm, and more preferably 50 nm to 300 nm.
  • the heat generation time may be shortened, but it can be used depending on the application.
  • the other is active iron powder having wustite, and the amount of wustite is usually 2 to 50% by weight, preferably 5.01 to 50% by weight, as an X-ray intensity ratio with iron. More preferably, it is from 5.01 to 40% by weight, more preferably from 6 to 40% by weight, still more preferably from 7 to 30% by weight, still more preferably from 7 to 25% by weight. Even if it exceeds 50% by weight, the rise of heat generation is good, but the heat generation duration is shortened. If it is less than 2% by weight, the heat build-up property becomes pure.
  • the Auger electron spectroscopy is used to analyze the thickness of the iron oxide film of the active iron powder, and the X-ray analysis method is used to measure the amount of wustite.
  • the above-mentioned Auger electron spectroscopy is the ratio of the peak intensity (Io) of O (oxygen) to the peak intensity (I i) of Fe (I i) when sputtering with Ar at a sputtering rate of 1 InmZ in terms of Fe in the depth direction ( The part where IoZli) is 0.05 or higher. Therefore, the thickness of the iron-containing film of iron on the surface of the iron powder is the distance in terms of Fe up to the depth at which the iron powder surface force (IoZli) is 0.05.
  • the measurement conditions are sputtering time: 15 minutes, sputtering speed: l lnmZ minutes (Fe conversion).
  • the amount of wustite is calculated using an X-ray analyzer, and the integrated strength of the peak on the 110th surface of iron (a Fe) and the integrated strength of the 220th surface on the FeO (wustite) The ratio is expressed in%.
  • KFeO Integral intensity of 220-side peak of FeO (wustite)
  • the iron powder with an iron oxide film is prepared using a mixture containing substances other than iron powder (carbon components, reaction accelerators, water, etc.) What is necessary is just to isolate
  • inside the heating element When analyzing the exothermic composition or exothermic composition molded body in a nitrogen atmosphere, disperse the exothermic composition or exothermic composition molded body in ion-exchanged water substituted with nitrogen, separate the iron powder with a magnet, What was dried in a nitrogen atmosphere is used as a measurement sample.
  • the carbon component is not limited as long as it is a carbonaceous material. Examples thereof include carbon black, graphite, activated carbon and the like.
  • reaction accelerator is not limited as long as it can accelerate the exothermic reaction.
  • Inorganic electrolytes such as metal halides such as sodium chloride and potassium salt, metal sulfates such as potassium sulfate, nitrates such as sodium nitrate, acetates such as sodium acetate, and carbonates such as ferrous carbonate As an example.
  • metal halides such as sodium chloride and potassium salt
  • metal sulfates such as potassium sulfate
  • nitrates such as sodium nitrate
  • acetates such as sodium acetate
  • carbonates such as ferrous carbonate
  • a well-known messenger It can be used for throwing away warmers and heating elements!
  • reaction accelerators are usually used as aqueous solutions, but can also be used in powder form. When used as an aqueous solution of a reaction accelerator, it is treated as a liquid exothermic composition raw material, and there is no restriction on the particle size of the solid raw material for entrusting the preparation of the liquid exothermic composition raw material.
  • the aggregate is not limited as long as it is useful as a filler and is useful for making Z or the exothermic composition porous.
  • Examples include fossil corals (coral fossils, weathered reef corals, etc.), bamboo charcoal, Bincho charcoal, silica and the like.
  • the molding aid is a moldability improving agent that improves the moldability of the excess water exothermic composition by combination with moisture.
  • the molding aid is not limited as long as it is water-soluble or hydrophilic and improves the moldability of the excess water heating composition, but glucose, fructose, sorbitol, maltose, lactose are not limited.
  • Sugars such as sucrose, trenorose, pectin, sugar alcohols such as mannitol, sonorebitol, maltitol, erythritol, xylitol, corn starch, wheat starch, rice starch, corn starch, potato starch, dextrin Starch, partially alpha-ized starch, hydroxypropyl starch, carboxymethyl starch, at-cyclodextrin, 13-cyclodextrin, starch of pullulan sugar, crystalline cellulose, carboxymethylcellulose, hydroxypropylcellulose, low substitution Degrees of hydroxypropyl cellulose, hydroxypropyl methylcellulose, methinoresenololose, canoleboxymethinoresenorelose sodium, can
  • the functional substance may be any substance as long as it has some function such as medicinal effect and aroma.
  • acidic mucopolysaccharides such as alkaloid compounds; , Anthocyanin, vitamin P, kinka, silanol, terminaria, mayus, etc .; aminophylline, tea echex, caffeine, xanthene derivatives, inosit, dextran sulfate derivatives, cinchio chinoki, escin, anthocyanin, organic Slimming agents such as iodine compounds, hyperic leather, cedar, mannen wax, ginseng, hyalurochi-dase; analgesics such as indomethacin, dl-camphor, ketoprofen, shoga extract, pepper extract, methyl salicylate, glycol salicylate ; Lavender, rosemary, citron, Jefferies - Par, peppermin
  • the percutaneously absorbable drug is not particularly limited as long as it is percutaneously absorbable, and examples thereof include skin stimulants, analgesic anti-inflammatory agents such as salicylic acid and indomethacin, Nervous agents (sleep sedatives, antiepileptics, neuropsychiatric agents), diuretics, antihypertensives, lotus vasodilators, antitussives, antihistamines, arrhythmic agents, cardiotonic agents, corticosteroids, topical An anesthetic agent etc. are mentioned. These drugs are used alone or in combination of two or more as required.
  • analgesic anti-inflammatory agents such as salicylic acid and indomethacin
  • Nervous agents sleep sedatives, antiepileptics, neuropsychiatric agents
  • diuretics antihypertensives
  • lotus vasodilators antitussives
  • antihistamines antihistamines
  • arrhythmic agents arrhythmic agents
  • the packaging material constituting the covering material of the present invention is not limited as long as it functions as a packaging material for a heating element.
  • non-breathable materials, breathable materials, water-absorbing materials, non-water-absorbing materials, non-stretchable materials, stretchable materials, stretchable materials, non-stretchable materials, foamed materials, non-foamed materials, non-packaging materials examples include heat-sealable materials, heat-sealable materials, and the like, and they can be appropriately used depending on the desired application in desired forms such as films, sheets, nonwoven fabrics, woven fabrics, and laminates thereof.
  • the packaging material used for the heating element according to the present invention may be any packaging material that has been disclosed in the past or is commercially available, or that is used for a well-known disposable body warmer or heating element. It can be appropriately selected and used.
  • the air permeable film for example, a porous film using polyethylene, polypropylene, polyfluorinated styrene film or the like is preferably used, and the pore diameter is determined according to the required air flow rate.
  • the ventilation rate is designed according to the heat generation agent used, depending on the required heat generation and temperature.
  • a packaging material made of a nonwoven fabric in which fibers are laminated and thermocompression-bonded and the air permeability is controlled a packaging material in which a non-breathable film such as a polyethylene film is perforated by perforation, a perforated film or a non-woven fabric on a porous film.
  • a non-breathable film such as a polyethylene film
  • An example of the laminated body is a laminated body.
  • Breathable packaging materials such as non-woven fabrics, porous films, perforated films, papers, etc. are used for laminates made of them, and water-absorbing papers and non-water-absorbing papers are also selected according to the characteristics of the heat-generating composition. It is preferable to do.
  • the non-breathable material is not limited as long as it does not substantially permeate oxygen.
  • Polyolefin such as polyethylene, polypropylene, and polybutadiene, polychlorinated bur, polysalt vinylidene, polyester Films such as polyethylene, polysulfone, polyamide, etc., and films in which metal compounds such as aluminum and metal oxides such as silicon oxide and aluminum oxide (including metals including semiconductors) are laminated by vapor deposition or sputtering.
  • the metal foil such as a muya sheet, a laminate thereof, aluminum, and the like, and a laminate of the metal foil sandwiched between the films and sheets and a composite material using them.
  • a laminate obtained by laminating a non-breathable polyethylene-containing polyester nonwoven fabric on one side of a non-breathable polyethylene film or a laminate obtained by laminating paper such as corrugated paper on one side of a non-breathable polyethylene film can also be used.
  • Non-breathable packaging materials such as various films, etc., and laminates made of them, and laminates made of these and non-woven fabrics, porous films, perforated films, papers, etc.
  • Water-absorbing papers and non-water-absorbing papers are preferably selected and used depending on the characteristics of the exothermic composition.
  • the exothermic composition molded body manufacturing apparatus includes a base material on which a exothermic composition molded body is stacked, and a covering material is further coated on the exothermic composition molded body side.
  • a base material and a covering material at the peripheral edge are bonded to each other to produce a heat generating composition molded body package that is a laminated package packaged in a laminated form.
  • the base material supply device, the coating material supply device, and the sealing device are existing devices, devices that have been disclosed in the past, are commercially available, or are used for well-known throw-away body warmers and heating elements. Can be appropriately selected and used.
  • the material of the slat is not limited! /, But synthetic resins such as polypropylene, polyamide, and PEEK, metals such as stainless steel, aluminum, and brass, alloys thereof, and laminates thereof are listed as examples. It is done. Depending on the material, the surface of the slat and the inner wall of the through-hole may be subjected to puffing, hard chrome plating, nickel plating, Teflon (registered trademark) impregnation, Teflon (registered trademark) film formation, or a combination of these treatments. You may go. Nonmagnetic materials are preferred.
  • heat-generating composition adhesion prevention treatment it is preferable to perform heat-generating composition adhesion prevention treatment on the area of the slat through-hole that is in contact with the heat-generating composition.
  • the exothermic composition adhesion preventing treatment is not limited as long as the exothermic composition does not adhere or becomes difficult to adhere,
  • examples of the anti-adhesion layer include (1) a non-hydrophilic substance, (2) a release agent, and (3) a titanium oxide film.
  • the titanium oxide film is preferably used in combination with ultraviolet irradiation.
  • a metal layer or alloy layer mainly composed of Cr, Ni, Al, Ti or the like, and a plurality of combination force layers, metal oxide layers, metal nitride layers, metal oxynitride layers
  • a hard layer such as a metal carbide layer may be provided by physical means such as CVD or chemical means such as plating.
  • the thickness of the adhesion preventing layer is not limited, but is preferably 0.1 to 10; ⁇ ⁇ .
  • the thickness of the hard layer is not limited, but is preferably 0.1 to 500 m.
  • Known or disclosed mirror finishes, non-hydrophilic materials, (mold) mold release agents, titanium oxide films and their installation methods can also be used.
  • cylindrical rotating body slat which is a mold made of a material that is difficult to adhere
  • examples of the material that is difficult to adhere include non-hydrophilic materials such as fluorinated silicone.
  • mirror finishing treatment examples include methods such as polishing, blasting, and grinding.
  • Polishing can be performed by polishing the surface with an abrasive.
  • polishing examples include 1) polishing with a surface grinder, 2) barrel polishing with a polishing brush, and 3) manual polishing mirror surface treatment using barrels.
  • a grinder using a disc in which abrasive is hardened with an adhesive A grinder using a disc in which abrasive is hardened with an adhesive.
  • a stainless steel brush is an example.
  • Blasting is a method of creating irregularities on the surface by blowing an abrasive with compressed air.
  • the surface specularity of the present invention is controlled if the exothermic composition does not adhere or becomes difficult to adhere.
  • the arithmetic average roughness (Ra) is not limited, but is preferably ⁇ or 10 m or less, more preferably ⁇ or 0.01 to 10 / ⁇ ⁇ , more preferably It is preferably from 0.1 to 1.
  • O / zm more preferably from 0.1 to 0.00, and still more preferably from 0.01 to 0.05 ⁇ m.
  • the maximum height roughness (Rz) is preferably from 0.1 to 40.0 ⁇ m, more preferably from 0.1 to 30. O / zm, and even more preferably from 0.1 to: L0. 0 m, more preferably 0.1-0.
  • puffing is performed by placing alumina powder, silicon carbide powder, or diamond powder having an average particle diameter of 0.01 ⁇ m to 0.1 ⁇ m as a polishing agent on a felt. I can do it.
  • a metal block with a specific shape that matches the shape of the inner surface of the mold is mirror-finished and heated to a non-hydrophilic resin in the antifouling layer (at least Tg of the applied resin Tm-20 ° C or less ) Can be done while pressing.
  • the adhesion preventing layer provides a non-hydrophilic layer on the inner wall of the through hole and / or its peripheral portion
  • non Examples include impregnation with hydrophilic substances and release agents, coating, film formation, 3) titanium oxide film formation treatment, or a combination of these.
  • the installation material is preferably a non-magnetic material.
  • the non-hydrophilic substance is required to have no exothermic composition attached! /, And the property is required.
  • the water wetting angle is preferably 95 ° or more, more preferably 100 ° or more.
  • the coating resin is preferred. In general, fluorine resin, silicone resin, etc. with a water wetting angle of 95 ° or more satisfying paintability, film surface smoothness, film thickness stability, and adhesion to hard layers Preferred to choose.
  • any known fluorine-based resin can be used.
  • Amorphous fluorine resin such as a copolymer can be used alone or in combination.
  • These fluorinated resins have a high molecular weight to such an extent that the molecular weight has film-forming ability. It is preferable that You can use a water-dispersion paint, spray paint as a paint with an appropriate solvent, or apply electrostatic powder directly to the resin powder!
  • the silicone-based resin can be any known silicone-based resin.
  • Strength Organic siloxane compound, fluoroorganosiloxane compound, and these are acrylic resin modified, epoxy resin modified, alkyd resin.
  • the oil-modified or epoxy resin-modified one can be used alone or in combination. These are preferably painted. The painting can be performed by spray painting, dive painting or the like.
  • the release agent includes an oil-based release agent and an aqueous release agent. These release agents may be replenished by installing a release agent replenishing device on at least the inner wall surface of the through hole of the slat so as to automatically and periodically replenish it. Also, the installation position of the release agent replenishing device is not limited, but it is preferable to install it between the cleaner installation position and the exothermic composition supply apparatus installation position with respect to the slat traveling direction.
  • Lubricating oil composed of mineral oil, synthetic oil, animal and vegetable oil, etc.
  • Diluted release agent such as homer oil with kerosene
  • High viscosity lubricating oil such as grease, natural wax, synthetic wax,
  • Heat-resistant lubricants such as silicone oil, modified silicone, and fluorine resin
  • At least the surface temperature of the inner wall surface of the through hole of the slat may be heated and kept at a temperature in the range of approximately 50 to 70 ° C to perform mold forming. This improves the releasability.
  • the heating device for the heating and any known heating device or heater can be used.
  • the location There are no restrictions on the reason for the good mold release is presumed as follows.
  • At least the inner wall surface of the through hole is heated to evaporate water at the interface between the exothermic composition and the inner wall surface of the through hole, and the generated steam improves the mold release from the through hole. To do.
  • the through-holes of the slats of the slat conveyor-like rotating body are entrance / exit-type through-holes of the following types.
  • the slat through-hole of the slat conveyor-like rotating body has a larger shape on the outlet side than the shape on the inlet side of the heating yarn and the composite.
  • a side (edge portion) of the heat generating yarn on the through hole of the slat of the slat conveyor-like rotator and the heat generating yarn on the outlet side of the slat and the opposite side (edge portion) is formed in a substantially arc shape. That is, it is preferable that the curved surface is curved to a curvature radius of 0.1 to 2 Omm.
  • 0.1 to 20 mm is not limited, but is preferably 0.1 to 20 mm, more preferably 0.1 to LOmm, and still more preferably 0.1 to 5 mm.
  • the exothermic composition molded body manufacturing apparatus 1 of the present invention is as shown in Fig. 1 and Fig. 2 (a).
  • the slat conveyor-like rotating body 2 in which a plurality of slats 3 are attached to a rotation-controlled chain conveyor 22A is provided with a slat guide 5, a heating composition supply device 18, an endless belt 16, and a fixed magnet 25.
  • the exothermic composition supply device 18 has an exothermic composition replenishing unit 19 and a fraying and filling unit 20 connected to the exothermic composition replenishing unit 19.
  • the slat 3 has a plurality of through holes 4 penetrating in the thickness direction. Further, when the slat 3 passes through at least the frayed filling part 20 of the exothermic composition supply device 18, at least the width of the frayed filling part 20 does not cause a gap between the slats 3 and 3. It is equipped with a gap prevention part 7 to be used in (see Fig. 7 and Fig. 8).
  • the exothermic composition supply device 18 is disposed on the lower inner side of the slat conveyor-like rotating body 2 such that the scraping means 20 corresponds to the through-hole 4 and abuts against the surface of the slat 3, and the slat guide described above 5 is arranged so that the vertical movement of the rear part of the slat 3 can be controlled with respect to the traveling direction.
  • the endless belt 16 conveys the base material 36, presses the base material 36 toward the scraping and filling portion 20, and is provided on the surface of the slat 3 so as to be able to contact and separate.
  • the fixed magnet 25 is disposed on the opposite side of the endless belt 16 from the exothermic composition supply device 18 in the vicinity where the scraping means 20 of the exothermic composition supply device 18 contacts the slat 3 surface.
  • the slat 3 having the through-hole 4 of the present invention is a mold slat and functions as a mold for molding.
  • the shape of the exothermic composition molded body 39 is determined by the shape of the through-hole 4, and the exothermic composition is determined by the thickness of the slat 3.
  • the thickness of the molded body 39 is determined.
  • a moldable surplus water exothermic composition that is scraped and filled in the through-holes of the slats is used.
  • a compressor compression roll, compression endless belt, etc.
  • compression may be provided.
  • the slat of the present invention is separated from the base material from the rear side with respect to the traveling direction of the slat.
  • a slat guide is an example of the means.
  • the slat guide 5 is a means for moving the slat 3 in a direction different from the connecting direction of the slats, and is preferably a means for moving the slats up and down.
  • the strut conveyor-like rotating body 2 is configured by attaching the slats 3 to a chain conveyor 22A as shown in FIG.
  • the slat 3 and the front and rear slats 3 overlap each other. If there is no overlap, moldable excess water exothermic composition 38 between slats 3 and 3 when slat 3 and slats 3 are scraped and filled into through-hole 4 Object 38 enters and soils substrate 36.
  • the chain conveyor 22A moves the slat 3 back and forth, and the slat guide 5 moves the slat 3 up and down.
  • This combination controls the movement of slat 3.
  • the slat 3 Release the mold from any position in the slat 3 1) Rear force of the slat 2) When releasing the mold from the front of the slat 3) Front, middle, rear of the slat However, it may be appropriately selected depending on the composition of the exothermic composition.
  • the mold slat 3 is separated from the rear part of the slat in the direction of travel.
  • the slat 3 is separated from the base material and the exothermic composition molded body 39 from the rear part of the slat 3 by the slat guide 4.
  • the exothermic composition molded body 39 is laminated on the base material 36 that does not break.
  • a plurality of rectangular through holes 4 are provided penetrating from one surface (outer surface) of the slat 3 to the other surface (inner surface).
  • One surface of the slat 3 corresponds to the outer surface of the supply opening of the through hole 4, and the other surface corresponds to the inner surface of the supply opening.
  • FIG. 2 (a) shows an example in which the through holes are provided in two rows.
  • the number of the through holes 4 may be one or three or more, or each through hole 4 may have the same shape. Instead, they may have different shapes and intervals.
  • the slat conveyor-like rotating body 2 rotates in synchronization with the conveyance direction of a continuous body of a base material 36 described later.
  • the scraping filling portion 20 shown in FIG. 2 has a width that can cover at least two rows of through holes 4 in the cross-sectional shape in the traveling direction.
  • the shape of the exothermic composition replenishment unit 19 is not limited in shape.
  • the exothermic composition replenishment unit 19 is cylindrical, and is located at the center end of the slat 3.
  • the exothermic composition inlet is a tank for supplying an external exothermic composition (see FIG. (Not shown) and the like, and at the lower end portion, a fraying filling portion 20 that abuts against the slat is provided continuously.
  • the wear-off filling portion 20 is provided so as to protrude from the front, rear, left and right of the exothermic composition replenishment portion 19, and is in contact with the through hole 4 and its peripheral portion on the inner surface of the slat 3.
  • the periphery of the lower surface of the frayed filling portion 20 is in contact with the inner surface of the slat 3 except for the region ahead of the frayed filling portion 20 in the transfer direction of the substrate 36.
  • the lower surface is made of a flexible material such as rubber.
  • a flexible skirt may be provided around the lower surface of the frayed filling portion 20 so as to contact the inner surface of the slat 3.
  • the means for supplying the exothermic composition to the exothermic composition supply device 18 is not limited, and examples thereof include a screw conveyor and a belt conveyor. A conveyance means excluding pressure feeding is preferable.
  • FIG. 2 and FIG. 6 illustrate the relationship between the scraping means and the slat outer surface of the slat conveyor rotating body.
  • the hydrous heat generating composition particularly the surplus water heat generating, is formed in the through hole of the slat.
  • a scraped piece having a blade-like tip may be a scraped piece having a curved tip.
  • Figure 3 shows an example.
  • the exothermic composition supply device 18 is supplied with the exothermic composition without any special pressurization, and the slat conveyor-like rotating body is rotated by the scraping means and the outer surface of the slat conveyor-like rotating body slat.
  • the through-holes of the slats are worn and filled with the exothermic composition.
  • a fixed magnet may be used in combination when worn and filled.
  • the scraping means includes 1) scraping and filling the heat generating composition into the through holes of the slats of the slat conveyor-like rotating body, 2) smoothing the surface of the exothermic composition filled by scraping, and 3) the slat conveyor Cleaning of the outer surface of the slats of the rotator is performed simultaneously.
  • the exothermic composition molded body manufacturing apparatus 1 causes the base material 36 wound in a roll shape to travel while applying a necessary tension at a desired speed, and generates heat on the base material 36.
  • the composition molded body 39 is molded and laminated to produce the exothermic composition molded body package 40.
  • the exothermic composition supply device 18 which is a means for supplying the moldable surplus water exothermic composition 38, is provided on the inner side (opposing)
  • the slat conveyor-like rotating body 2 is composed of a chain rail 24 supported on the inner side of the frame, a slat guide 5 and a gear 21 and a chain 21 stretched around them. It is formed in an almost elliptical shape.
  • the slat conveyor-like rotator 1 is provided with a slat 3 which is a mold having a through hole having a desired shape to form a mold group.
  • the shape of the through-hole can be various shapes such as a rectangle, a group of rectangles, an ellipse, an ellipse group, and a foot, and other types of shapes can be provided without any limitation.
  • a drive gear 62 is provided on the inner periphery of the chain 22, and this gear 62 is connected to a rotary drive source 59 such as a motor, and the slat 3 is desired by the rotary drive source 59. Rotation is controlled at the speed at which
  • the drive roll 63 rotates in the direction indicated by the arrow in FIG. 1 so that the endless belt 16 rotates in the same direction as the endless belt 16 that rotates. 36 continuums are transported.
  • the continuous body of the base material 36 is conveyed while being in contact with the outer surface of the supply opening of the through hole 4 in the slat 3.
  • the endless belt 16 also acts as a pressing means that presses the continuous body of the base material 36 toward the filling portion.
  • the endless belt 16 provided below the exothermic composition molded body manufacturing apparatus 1 is connected to the rotational drive source of the slat 3, and is synchronized and driven to be endless.
  • the outer peripheral surface of the belt 16 is provided so as to be able to contact and separate from the outer peripheral surface of the slat 3.
  • a fixed magnet (external fixed magnet) may be used as an auxiliary means for the scraping means during scraping and filling.
  • a fixed magnet external fixed magnet
  • a fixed magnet may be used as an auxiliary means when the wet exothermic composition is worn and filled on the substrate at the same time or almost simultaneously.
  • the endless belt 16 has a scuffing hand of the exothermic composition supply device 18 below the endless belt 16.
  • a fixed magnet 25 is arranged on the opposite side of the endless belt 16 from the exothermic composition supply device 18.
  • the fixed magnet 25 does not move in the direction of movement of the endless belt 16, and an electromagnet, a permanent magnet, a self-rotating magnet provided with a magnet in a columnar shape or a cylindrical shape, or the like can be used.
  • a shielding means for shielding the magnetic force of the fixed magnet 25 may be provided in an arbitrary region in the traveling direction of the base material 36 from the position where the exothermic composition molded body is laminated on the base material 36.
  • a shielding means for example, a nonmagnetic stainless steel magnetic shielding plate or the like can be cited as an example.
  • examples of the installation location of the shielding means include the lower part of the endless belt.
  • a means such as attaching a magnetic material such as a magnet to the endless belt 16 itself, which may be provided with magnetism, may be mentioned.
  • Examples of means for supplying the exothermic composition to the exothermic composition supply device 18 shown in FIG. 1 include a mixing and conveying screw and an endless belt.
  • the exothermic composition molded body manufacturing apparatus 1 of the present embodiment has a seal roll 60 as shown in FIG. 21, and covers and covers the continuous body of the covering material 37 for sealing.
  • the seal roll 60 may be disposed away from the base material 36 in the traveling direction, and may be rotated by another synchronized driving gear. Then, the continuous body of the covering material 37 is conveyed by the rotating seal roll 60.
  • the seal roll 60 is a pressure-bonding seal roll
  • the continuous body of the base material and the continuous body of the covering material sandwiched by the pressure-bonding seal roll are sealed by pressurization so as to have a predetermined shape.
  • the pressure-bonding seal roll may be heated and sealed with pressure while heating!
  • seal roll 60-force heat seal roll heating is possible, and the continuous body of the base material and the continuous body of the covering material sandwiched by the heat seal roll are pressurized so as to have a predetermined shape. 'It is made to seal by heating!
  • the seal roll 60 is temporarily attached with a pressure-bonding seal roll. Clamped by a pressure-bonding seal roll The continuum of the base material and the continuum of the coating material are sealed by pressurization so as to have a predetermined shape. In this case, the pressure-bonding seal roll may be heated and sealed with pressure while heating!
  • heat sealing is performed with a heat sealing roll.
  • the heat seal roll is configured to be heatable, and the continuum of the base material and the continuum of the coating material sandwiched by the heat seal roll are sealed by pressing and heating so as to have a predetermined shape. Te!
  • the exothermic composition supply device 18 is supplied with the exothermic composition without any special pressurization, and supplies the exothermic composition to the slat surface by the heavy force and the magnetic force of Z or an external magnet.
  • the through-hole 4 is a part where a predetermined amount of the moldable water-containing exothermic composition supplied from the exothermic composition supply device 3 is measured.
  • the through-hole 4 has a predetermined depth, and a continuous body of the base material 36 is provided on the outer surface of the supply opening, that is, the outer surface of the slat 3, and the inner surface of the supply opening is preferably provided on the outer surface of the exothermic composition supply device. It is completely blocked by the scraping filling part and conveyed while contacting until it is scraped off by the scraping means 20, thereby forming a volume measuring part of the moldable surplus water heating composition having a predetermined volume and shape. Is done.
  • an adhesive application unit may be provided on the base (downstream) side in the running direction of the base material of the forming and laminating unit.
  • the adhesive application means is provided between the sealing means 60 and the coating material supply roll 27, and the hot melt adhesive or cold glue is applied to the overlapping surface of the coating material running so that the application surface overlaps the exothermic composition molded body side. It has an injection nozzle that injects adhesive such as spray.
  • a position force that separates the slat from the base material is provided between the pressing means and the upstream means of either Z or sealing means, and the adhesive is placed on the base material on which the exothermic composition molded body is laminated.
  • a cutting (cutting) means 61 can be provided on the base (36) side of the packaging means in the running direction (downstream).
  • the cutting (cutting) means 61 includes a base material 36 and a covering material 37 at the peripheral edge of the exothermic composition molded body 39.
  • the exothermic composition molded body packaging body 40 is punched out so as to leave a bonding portion of the exothermic composition molded body packaging body 40 packaged in a laminated form with a desired width, thereby obtaining the exothermic composition molded body packaging body 40.
  • the sealing means 60 and the cutting means 61 are rotated in synchronization with the running of the slat conveyor-like rotating body from an external drive source.
  • the exothermic composition molded body that has passed through the sealing means becomes a continuous exothermic composition molded body package.
  • FIG. 2 (b) is a schematic plan view showing a continuous single heat-generating part exothermic composition molded body package 41.
  • FIG. 2 (c) is a schematic plan view showing another example of the continuous heat generating part exothermic composition molded body package 41.
  • FIG. 3 (a) shows fraying filling of the moldable surplus hydrothermal exothermic composition 38 into the through-hole 4 of the mold using the fraying means 20 for mold-through molding.
  • FIG. 3 (b) shows wear-filling of the moldable excess water heating composition 38 into the through-hole 4 which is a die using the die-cutting wear-off means 20.
  • FIG. 6 (a) shows a heat generating composition supply device 18 and a slat 3 each having a heat generating composition replenishing section 19 and a fraying filling section 20 connected thereto.
  • a rotary exothermic composition bridge preventing device 54 that rotates via an endless belt 70 by a drive motor 71 is disposed above the exothermic composition supply unit 19.
  • the wear-off filling portion 20 of the exothermic composition supply device 18 is directed to the through hole 4 of the slat 3, and the wear-off means 20 is in contact with the surface of the slat 3.
  • the exothermic composition supply device 18 is covered with a rubber skirt 21, and the rubber skirt 21 is in contact with the slat 3.
  • the scraping means 20 is a panel-type scraping means in which the scraping pieces 53 and the panel are combined, and has a mechanism for keeping the pressure on the slat 3 constant.
  • FIG. 6 (b) shows a partially enlarged cross-sectional view of the panel type scraping means of FIG. 6 (a).
  • the gap preventing portion of the present invention is not limited as long as it is a means capable of preventing the base material from being contaminated by the exothermic composition between the connected slats.
  • One example is a means of forming a bent-up portion on the top and allowing it to overlap with the next slat.
  • the width of the gap preventing portion has a width that can cover the largest of the through holes provided in at least one slat.
  • FIG. 7A is a perspective view showing an example of the slat 3 of the present invention.
  • a slat mounting rod 6 connected to the chain is provided at one end of the plate-like slat 3, and a slat control pin 8 is provided at the other end, and a bent-up portion 7 is formed so that it can overlap with the next slat 3.
  • through holes 4 and 4 are provided substantially at the center.
  • the shape of the through-hole 4 is a shape for all foot temperatures of a single heat generating portion, and is provided in duplicate.
  • Figure 7 (b) shows the same side view.
  • FIG. 8 is a perspective view showing another example of the slat 3.
  • a slat control magnet 9 is provided instead of the slat control pin.
  • FIG. 9 is a perspective view showing the relationship among the slat 3, the slat guide 5, the chain 22, and the chain rail 24 in the exothermic composition molded body manufacturing apparatus 1 of FIG.
  • the slat displacement will be described. Since the slats of the present invention are independent of each other, an external force is applied to the slats in the flowable material supply section such as the moldable surplus water heating composition, so that the mold is liable to shift.
  • This slat shift causes an external force to move the mold in the direction opposite to the direction of travel, so that the chain 22 is pulled in the direction opposite to the direction of travel through the slat mounting rod 6 and as a result, the slat 3 moves in the direction of travel.
  • the main cause is considered to be shifted to the left or right, or to shift the slat 3 in the direction opposite to the direction of travel. In order to prevent this, it is preferable to install a slat shift prevention device.
  • the slat displacement prevention device 11 can be installed in the vicinity of the exothermic composition supply device 18 and may be any device as long as the slat 3 is not displaced. Take as an example.
  • the slat 3 is sandwiched from above and below by the presser plate 14 provided on the slat 3 and the support plate 17 or roll provided below the endless belt 16, and strongly pressed against the slat 3. Therefore, the slat 3 is prevented from being displaced.
  • a key-like stopper 15 is attached to the attachment 23 of the chain 22, and the space between the attachments 23 is filled and external force is applied. This is a device that prevents the lateral displacement of the chain 22 and the displacement of the slat 3.
  • the material of the mold misalignment prevention device 18 is not particularly limited. The material can be selected appropriately for each mold shift prevention device 18 as desired.
  • Metals such as stainless steel and iron, and plastics such as nylon and PEEK are preferred, and examples include.
  • the cleaner 29 is not limited as long as the slat 3 can be cleaned, and examples thereof include a dry type and a wet type.
  • FIG. 14 (b) is a schematic cross-sectional view showing an example of a rotating brush 32 that is a component of the cleaner 29.
  • the dry type, the wet type and the combination type thereof may be appropriately selected depending on the properties of the exothermic composition.
  • An example of the dry cleaner 29 is to mechanically remove the exothermic composition adhering to the slat 3 by the rotating brush 32 as shown in Fig. 14 (a) and the fixed brush 32 shown in Fig. 14 (b). Remove it.
  • a blower such as an air blower
  • a suction device may be used in combination.
  • a cleaning blade may also be used.
  • a dry cleaner rub the slats with a brush 32 or the like, remove the attachment, and collect it in a receiving container.
  • the deposits collected in the receiving container may be discharged to the outside sequentially by decompression, belt conveyor, etc., or may be discharged collectively from the receiving container after the work is completed.
  • a schematic cross-sectional view an example of a wet cleaner, as a rule, consists of three elements: watering, wiping off and drying. Select and use the required elements from the three elements depending on the situation, In some cases, a plurality of them may be used.
  • the wet cleaner is equipped with a water (aqueous solution) spray 30 and a water (aqueous solution) wiper 31, followed by a cleaner 29 that has two functions of washing and wiping slats 3, followed by Combined with the blower 33 for drying.
  • a combination of washing with the cleaner 29 and drying of the blower 33 may be used as a slat washing section.
  • the solid-liquid separation 'liquid circulation device uses a magnet and a filter to separate solid components such as iron and activated carbon from the aqueous solution after cleaning, and the generated cleaning water is again cleaned. Circulate to 29. Detect with a level meter and add new water to the water shortage to ensure a constant amount of circulating water. In some cases, ion exchange resin may be circulated as ion exchange water using activated carbon.
  • FIG. 15 and FIG. 16 show an example of the compressor.
  • the compressor is an in-mold compressor 64, and includes a through hole of a slat filled with a moldable excess water exothermic composition and a pressing die for compressing the moldable excess water exothermic composition.
  • the convex portion of the roller 65 has a convex portion along the through hole, and any shape may be used as long as the moldable surplus water heating composition filled in the through hole can be compressed by the convex portion.
  • the drive mechanism is not limited as long as it can be compressed by reciprocal or rotary motion.
  • the stamping die can be: 1) a hard material such as SUS or hard rubber with a convex part along the through hole, or (2) a sponge made of a flexible material such as a soft body.
  • a variable shape compressor may be used.
  • variable shape compressor 64 only needs to be capable of changing the shape and compressing the inside of the through hole provided in the slat of the slat conveyor-like rotating body.
  • It can be made of a foamed material such as sponge or a flexible material such as rubber, and can be freely deformed by pressure, and is usually formed in a roll shape. It is preferable that the surface, which is a part in contact with the moldable surplus water exothermic composition, is treated so that the exothermic composition adheres to the variable compressor and does not hinder molding.
  • the material of the deformed portion of the roll is not limited as long as it can be deformed, but EP rubber (ethylene propylene rubber) and its foam are examples.
  • the roll surface is made of polyolefin such as polyethylene or polypropylene, polyester, polyamide, silicone, fluorine.
  • An example is a material coated with a non-hydrophilic resin such as a resin or covered with a sheet of a sheet that also has the material strength. The method is not limited.
  • Specific examples include a sponge roll, a rubber roll, a combination of a flexible endless belt and a sponge roll, and a combination of a flexible endless belt and a rubber roll.
  • variable shape compressor when the variable shape compressor is provided on the slat of the slat conveyor-like rotating body, it usually has a driving unit synchronized with the slat conveyor-like rotating body, but if desired, it does not have a driving part and is free. Even if it is a rotating body, the rotating body is synchronized by friction with the peripheral surface of the slat conveyor-like rotating body.
  • the position on the base material and the movement distance until it is covered with the coating material be as short as possible.
  • Examples of the press roll include a flat roll, an embossing roll, a metal roll, a rubber roll, and a northern roll, which are covered with a covering material on the exothermic composition molded body on the base material and can be sent to the next process. Can be mentioned.
  • the non-roll which is a balloon roll
  • An example is a material inflated in a roll shape.
  • the outer peripheral material is formed into a cylindrical shape having rubber-like elasticity and is provided in an airtight manner, and the outer peripheral material is expanded into a roll shape by pressurizing and filling a gas in the space inside the outer peripheral material.
  • a gas in the space inside the outer peripheral material is pressurizing and filling a gas in the space inside the outer peripheral material.
  • the pressure-bonding seal roll is a clearance management roll or a balloon roll
  • the clearance management roll is a flat roll, an embossing roll, a metal roll, a rubber roll, etc., which are not particularly limited as long as it has a press function by clearance. As mentioned. Anything with a press function.
  • FIGS. 17A to 17G are schematic plan views showing an example of a planar shape of the through-hole 4 which is a mold.
  • (h)-(1) is a schematic sectional drawing which shows an example of the cross-sectional shape of the through-hole of this invention.
  • the shape of the through-hole 4 that is a mold is not limited to this.
  • the plane cross-sectional shape of the through hole 4 is determined by the shape of the intended heat-generating yarn and the molded article.
  • a circle or a rectangle is given as an example.
  • the heat generating part is circular or rectangular, it is easy to use and a preferred heat generating element can be obtained.
  • a circle includes an ellipse
  • a rectangle includes a square, a rectangle, and a trapezoid, and includes those in which corners of the rectangle are rounded or notched.
  • a heating element having a foot shape by combining a curve and a straight line is also useful. Forming the entire sole of the foot or the shape of the toe of the foot, it is possible to form a heating element for all the feet that are used in the shoes and a heating element for keeping the toes warm.
  • the through-hole 4 of the present invention forms the exothermic composition into the exothermic composition molded body 39.
  • the exothermic composition molded body 39 is laminated on the base material 36, and further covered with the covering material 37, and the exothermic composition molded body is formed.
  • the peripheral edge of 39 is sealed, and the exothermic composition molded body package 40 is formed.
  • the exothermic composition molded body package 40 has a single exothermic part exothermic composition molded body package 42 composed of one exothermic part 44 and a plurality of segmented exothermic parts 45 spaced apart by a segmented part.
  • the exothermic composition molded body package 43 is composed of the exothermic parts.
  • the base material 36 is supported by the endless belt 16 and conveyed while being in contact with the outer surface of the supply opening of the through hole 4, so that the base material 36, the through hole 4 and the scraping means are scraped off.
  • 20A the volume measuring part of the moldable excess water exothermic composition 38 having a predetermined volume and shape is It is formed.
  • one heat generating portion is formed by one through hole 4.
  • the shape of the through hole 4 and the shape of the heat generating portion 44 do not necessarily have to be the same shape, but usually have a similar shape or a similar shape.
  • the planar shape of the through-hole 4 for the single heating part 44 is not limited, but examples of the planar outer shape are shown in Figs. 28 (a) to (u).
  • (b) is eye mask
  • (c) is bowl
  • (d) is bowl
  • (e) is rounded rectangle
  • (f) is rectangle
  • (g) is rounded square
  • (h) is square
  • (j) Boomerang
  • (k) Hamagama (1) Star
  • (n) Airfoil, (o) Nose (P) is a lantern shape
  • (q) is a lantern shape
  • (r) is a saddle shape
  • (s) is a saddle shape
  • (t) is a full foot shape
  • (u) is a foot shape.
  • each shape such as the through-holes may be provided in a substantially arc shape (R shape), and the corners may be curved or curved.
  • the through-holes 4 for the divided heat-generating part exothermic composition molded body of the present invention are provided with a plurality of through-holes 4 at intervals, and each through-hole 4 provides a heat-generating composition formed body for the divided heat-generating part 39.
  • the exothermic composition molded body 39 for one heat generating part is formed by a plurality of exothermic composition molded bodies 39 that are collected.
  • the shape of the through-hole 4 and the shape of the segment heating part 45 and the shape of the heating part 44 are not necessarily the same.
  • the shape of the through-holes for the divided heat generating portion may be any shape, but it may be a planar shape such as a circle, an ellipse, a football shape, a triangle, a square, a rectangle, a hexagon, or a polygon. Examples include star shapes, flower shapes, ring shapes, and the like. In addition, the shape of these through holes can be rounded at the corners, and the corners can be curved or curved. [0096] Regarding the size of the through hole for a single heat generating portion, there is no limitation on the size of a disk shape, a circle shape, an ellipse shape, and the like, but the height is preferably 0.1 nm!
  • the diameter is preferably 5 mm to 200 mm, more preferably 5 mm to 180 mm, still more preferably 5 mm to 150 mm, still more preferably 5 mm to 100 mm, and further preferably 5 mn! ⁇ 50mm.
  • the length is preferably 5mn! It is -200mm, More preferably, it is 5mm-180mm, More preferably, it is 5mm-150mm.
  • the height is preferably from 0.1 mm to 20 mm, more preferably from 0.3 mm to 20 mm, preferably from 0.5 mm to 20 mm, and more preferably from 0.5 mm to 8 mm.
  • the width is preferably 5 mm to 200 mm, more preferably 5 mm to 180 mm, further preferably 5 mm to 150 mm, and further preferably 5 mm to: L 00 mm.
  • the diameter is preferably about lmm to about 60mm, more preferably 2mn! -50 mm, more preferably 10 mm to 40 mm, and even more preferably 20 mm to 30 mm.
  • the height is preferably 0.1 mm to 20 mm, more preferably 0.3 mm to 20 mm, and even more preferably 0.5 mn! ⁇ 20mm, more preferably 0.5mn! ⁇ 10mm, more preferably 0.5mn! ⁇ 9mm, more preferably 0.5mn! ⁇ 8mm, more preferably 0.5mn! ⁇ 7mm, more preferably lmn! ⁇ 7mm.
  • the volume is preferably from about 0.0045 cm 3 to about 20 cm 3 , more preferably from about 0.2 cm 3 to about 11 cm 3 .
  • the width is preferably 0.5 mm to 60 mm, more preferably 0.5 mm to 50 mm, and even more preferably lmn! ⁇ 50mm, more preferably 3mn! ⁇ 50mm, more preferably 3mn! ⁇ 30mm, more preferably 5mm ⁇ 20mm, more preferably 5mn! ⁇ 15mm, more preferably 5mn! ⁇ 10mm.
  • the height is preferably 0.1 mm to 30 mm, more preferably 0.1 mm! -20 mm, more preferably 0.1 mm to 10 mm, still more preferably 0.3 mm to 10 mm, and even more preferably 0.5 mn! ⁇ 10mm, more preferably 0.5mn! ⁇ 7mm, more preferably lmm ⁇ 7mm.
  • the length is preferably 5 mm to 300 mm, more preferably 5 mm to 200 mm, more preferably 5 mm to 100 mm, still more preferably 20 mm to 150 mm, and further preferably 30 mm to: L 00 mm. is there.
  • the elongated segmented heat generating portions are arranged at intervals, for example, parallel stripes (vertical stripes, horizontal stripes, diagonal stripes, etc.), radial, fan-shaped, etc.
  • V the streaks consisting of segmented heat generating parts
  • the through holes are spaced in stripes according to the segmented heat generating parts. It may be provided.
  • the interval between the through hole forming the segmented heat generating portion and the through hole forming the adjacent segmented heat generating portion is not limited as long as the exothermic composition molded body can be provided at an interval, but it is preferably 0. lmm to 50mm, more preferably 0.3mm to 50mm, and even more preferably 0.3mn! ⁇ 50mm, more preferably 0.3mn! ⁇ 40mm, more preferably 0.5mn! ⁇ 30mm, more preferably lmn! Is 20 mm, more preferably 3 mm to 10 mm.
  • MD direction the slat travel direction
  • TD direction direction perpendicular to the travel direction
  • the number of through holes provided in the width direction is not limited in the single heat generating part through hole or the divided heat generating part through hole, but is preferably 1 to 6, more It is preferably 2-6, more preferably 2-4.
  • the structure of the entire device including the post-process may be complicated.
  • a through-hole for a divided heat generating part it is preferably 2 to 50, more preferably 2 to 40, still more preferably 2 to 30, further preferably 2 to 20, and further preferably 2 to 10 It is. If the number of through-holes provided in the width direction of the peripheral surface exceeds 50, the entire device including the post-process The structure may be complicated.
  • the through holes of the slat include the following types.
  • At least the through-hole edge on the outlet side of the exothermic composition is formed in a substantially arc shape (provided with the error r).
  • the through hole of the slat preferably has a larger shape on the outlet side than the shape on the inlet side of the exothermic composition.
  • the side (edge portion) of the slat through-holes facing the heat generating yarn on the outlet side of the heat generating yarn and the product is formed in a substantially arc shape. That is, it is preferable that the curved surface is processed to have a curvature radius of 0.1 to 20. Omm.
  • a region corresponding to a corner such as an exothermic composition molded body, a heat generating portion, a segmented heat generating portion, a heat generating body, a seal portion, a through hole, a concave portion, or a convex portion is substantially arc-shaped (R). May be provided.
  • the radius of curvature of the substantially arc shape is not limited, but is preferably 0.1 to 20 Omm, more preferably ⁇ to 0.3 to LO. Omm, Preferably ⁇ or 0.1 to 5. Omm, more preferably ⁇ or 0.3 to 5. Omm, more preferably ⁇ or 0.3 to 3. Omm, more preferably 0. 5-2. Omm.
  • FIG. 18 (a) is a plan view showing an example of the base material 74 having a low recess.
  • Fig. 18 (b) is a cross-sectional view taken along the line V-V.
  • FIG. 19A is a cross-sectional view showing an example of a flat endless belt 77.
  • FIG. 19B is a cross-sectional view showing an example of an endless belt 75 having a recess.
  • FIG. 19 (c) is a cross-sectional view showing an example of an endless belt 76 having a through hole.
  • Figure 19 (d) shows a plurality of endless belts 84 in the form of strips or strips parallel to each other at intervals. It is sectional drawing which shows an example of the endless belt of the type made to run to. The concave portion of the substrate is useful in a stripe shape.
  • FIG. 20 (a) is a cross-sectional view showing an example of the endless belt 75 in a state where the convex portion 79 of the base material 74 having a low concave portion is housed in the concave portion 78 of the endless belt.
  • FIG. 20B is a cross-sectional view showing an example of the endless belt 76 in a state where the convex portion 79 of the base material 74 having a low concave portion is accommodated in the through hole 80 of the endless belt.
  • a suction conveyor having a recess having a stripe shape or the like and a suction part are provided, and the suction part is arranged on the base material continuous body.
  • the substrate is transported by a suction conveyor having a recess such as a stripe while contacting the outer surface of the supply opening of the through hole of the slat. May be.
  • the exothermic composition molded body is stored in the space formed in the low recesses and through-holes of the base material of the continuous body, conveyed to the seal portion while being sucked, and the covering material is overlapped, and the exothermic composition molded body is Seals the perimeter, making it an exothermic composition molded product package.
  • a low concave portion of the continuous base material is secured, and the exothermic composition molded body can be stored in the concave portion of the continuous base material.
  • the continuous base material in which the heat generating composition molded body is provided in the low concave portion of the continuous base material is conveyed by the suction conveyor while a suction conveyor having a concave portion such as a strip shape is in contact with the suction portion. Thereby, it is ensured until the concave portion having a predetermined volume is sealed on the base material of the continuous body.
  • the base material water-absorbing as described above, the moisture of the exothermic composition molded body laminated on the base material is absorbed by the paper and the water-absorbing polymer.
  • the adhesion of the molded product becomes good, the movement of the exothermic composition molded body on the substrate and the displacement can be controlled, and the moisture in the exothermic composition molded body is reduced, thereby suppressing the exothermic reaction.
  • the noir layer as an air barrier layer due to the water content is reduced, and the contact with oxygen during use is improved.
  • the seal is a pressure-bonding seal
  • the base material continuous body on which the exothermic composition molded body having a predetermined form is laminated is conveyed toward the seal roll.
  • a continuous body of a covering material having a breathable pressure-sensitive adhesive layer made of a mesh-like breathable pressure-sensitive adhesive provided by a melt blow method is conveyed by a seal roll.
  • the exothermic composition molded body is covered with a continuous body of coating material.
  • the continuum of the base material and the continuum of the covering material are pressure-bonded and sealed at the peripheral edge of the exothermic composition molded body by the clamping pressure between the seal roll and the drive roll, and the exothermic composition molded body packaging A continuum of bodies is formed.
  • a continuous body of the exothermic composition molded body is cut between the exothermic composition molded bodies in the width direction, and the exothermic composition molded body package obtained by the cutting is further made non-breathable.
  • the final product is obtained by sealing with a film.
  • the breathable pressure-sensitive adhesive layer is provided with a hot melt pressure-sensitive adhesive such as SIS as a network-like breathable pressure-sensitive adhesive layer by a melt blow method.
  • a hot melt pressure-sensitive adhesive such as SIS as a network-like breathable pressure-sensitive adhesive layer by a melt blow method.
  • it may be covered with a covering material not provided with an adhesive layer made of an adhesive and pressure-bonded in the same manner.
  • the seal roll may be heated to a predetermined temperature.
  • the seal is heat seal
  • the continuous body of the substrate on which the exothermic composition molded body having a predetermined form is stacked is conveyed toward the heat seal roll.
  • a continuous body of coating material is conveyed by a heat seal roll.
  • the heat seal roll is heated to a predetermined temperature.
  • the base material and the continuous material of the covering material are overlapped with each other on the heat seal roll contact portion, and are positioned on the continuous material of the base material, and the formed exothermic composition is covered with the continuous material of the covering material. Is done.
  • the continuum of the base material and the continuum of the covering material are heat-sealed at the peripheral edge of the exothermic composition molded body by the clamping pressure by the heat seal roll, and the exothermic composition molded body packaging body A continuum of is formed.
  • a continuous body of the exothermic composition molded body package is cut in the width direction between each exothermic composition molded body, and the exothermic composition molded body package obtained by the cutting is further removed.
  • the final product is obtained by sealing with a breathable film.
  • a pleated exothermic composition molded body package 40 is manufactured. An example will be described.
  • the through hole 4 of the slat 3 has the shape shown in Fig. 17 (d), the base material 36 is a laminate of separator Z adhesive layer / polyethylene filler, and the breathable coating material 37 is made of polyethylene.
  • the base material 36 is a laminate of separator Z adhesive layer / polyethylene filler
  • the breathable coating material 37 is made of polyethylene.
  • the base material 36 is supplied from the base material supply roll 26 to the endless belt 16 by the first traveling means 34.
  • the continuous base material 36 is supplied to the slat conveyor-like rotating body 2 that rotates and moves together with the endless belt 16, and is in contact with the slat 3 and the endless belt 16 of the slat conveyor-like rotating body 2. It moves with the slat 3 of the rotating body 2 and the endless belt 16.
  • the base material 36, and the endless belt 16 overlap and synchronize in this order and pass through the region of the exothermic composition supplying device 18, the exothermic composition is supplied to the lower part of the slat conveyor-like rotating body 2.
  • the moldable surplus water exothermic composition 38 is supplied from the molding device 18, and the moldable surplus water exothermic composition 38 is scraped into the scraped piece 53 and the fixed magnet 25 in the scraping and filling section 20 of the exothermic composition supply device 18.
  • the through holes 4 of the slats 3 are worn and filled.
  • the slat 3 is separated from the base material 36 by the slat guide 5 from the rear with respect to the traveling direction and separated from the mold. As the base material 36 advances, the slat 3 is completely separated from the base material.
  • a breathable coating material 37 is supplied from the coating material supply roll 27 and supplied to the heat seal roll 60, and the polyethylene film of the base material 36 and the polyethylene porous film of the coating material 37 are overlapped so that they match. Then, heat sealing is performed by the heat seal roll 60 to form a continuous exothermic composition molded body package 41.
  • FIG. 26 (a) shows a plane shape of one embodiment of the pleated section heating part exothermic composition molded body 40
  • FIG. 26 (b) shows a cross-sectional view thereof.
  • an embossing roll is provided between the base material supply roll and the endless belt, followed by a device provided with a pushing roll, and the through hole is flattened on the base material.
  • a slightly larger similar-shaped depth (height) of 1 mm indentation is provided on the base material, and the endless belt has a recess that can be accommodated in correspondence with the convexity corresponding to the concave part of the base material.
  • the convex part corresponding to the concave part of the base material is stored in the concave part of the endless belt with a push roll, and the base material is supplied to the slat conveyor-like rotating body, and the height (thickness) is 1.7 mm.
  • a method of laminating the heat-generating composition molded body is laminated inside the recess having a depth (height) of 1 mm.
  • the means for imparting a recess to the substrate is not limited, but embossing rolls such as a pressure embossing roll and a heat pressure embossing roll can be cited as an example.
  • Convex roll abutting on the sheet member of the embossing roll of the present invention and the concave force of the receiving roll The edge portion of each side where the selected at least one sheet member abuts is formed in a substantially arc shape. It is preferable. That is, it is preferable that the curved surface is curved to a curvature radius of 0.1 to 20 Omm.
  • An embossed sheet member that does not cut the sheet member or change the breathability of the breathable sheet member can be manufactured by forming the edge of the convex portion or the concave portion in a substantially arc shape, that is, by providing a radius r. .
  • the radius r (substantially arc shape) is not limited as long as the embossed sheet member does not cause a change that causes practical problems, but the radius of curvature is preferably 0.1 to 20 mm, and more preferably 0. 1 to: LOmm, more preferably 0.1 to 5 mm, more preferably 0.3 to 5 Omm, more preferably ⁇ to 0.3 to 3 mm, and more preferably ⁇ . It is 0.5 to 2 mm.
  • a base material 36 having a stacking strength between a polyethylene film and a corrugated cardboard paper produced by using a meta-mouth catalyst is supplied from the base material supply roll 26 to the endless belt 16 by the first traveling means 34.
  • the continuous base material 36 is supplied to the slat conveyor-like rotator 2 that rotates and moves together with the endless belt 16, and is in contact with the slat 3 and the endless belt 16 of the slat conveyor-like rotator 2 to form a slat conveyor shape. It moves with the slat 3 of the rotating body 2 and the endless belt 16.
  • the heat generating composition supply molding is performed at the bottom of the slat conveyor-like rotating body 2.
  • the moldable surplus water heat generating composition 38 having a mobile water value of 18 is supplied from the apparatus 18, and the moldable surplus water heat generating composition 38 is scraped off at the scrape filling section 20 of the exothermic composition supply apparatus 18.
  • the fixed magnet 25 is used to scrape and fill the through hole 4 of the slat 3.
  • the slat 3 is separated from the base material 36 by the slat guide 5 from the rear in the direction of travel, away from the mold field, and as the base material 36 advances, the slat 3 is completely separated from the base material, and the base
  • the exothermic composition molded body 39 is laminated on the corrugated cardboard of the material 36.
  • a breathable coating material 37 that also has a laminate strength of a polyethylene porous film Z nylon nonwoven fabric is supplied from the coating material supply roll 27, and before being supplied to the seal roll 60, an adhesive application device is used.
  • a SIS hot-melt adhesive is formed by a melt-blowing method to form a mesh-like air-permeable adhesive layer and supplied to the seal roll 60.
  • the layered breathable pressure-sensitive adhesive layer is overlapped with each other and pressure-bonded and sealed by pressure treatment to form a continuous all-foot exothermic composition molded body package 41.
  • a cutting process is performed by the cutting roll 61 for cutting, and the exothermic composition molded body package 42 for the entire foot is formed in which the peripheral edge of the exothermic composition molded body is pressure-sealed with a width of 8 mm.
  • FIG. 17 shows the plan shape of one embodiment of the through-hole 4 of the slat 3 for forming the all-foot exothermic composition molded body 39 of the all-foot exothermic composition molded body 42.
  • (a), (b), (c), and (d) show a planar shape of one embodiment of the all-foot exothermic composition molded body packagings 42 and 43, respectively.
  • Breathable base material that can also be laminated with polyethylene porous film / nylon nonwoven fabric 3 6 Formable surplus water heat generation with mobile water value 9 in through-hole 4 of slat bottomed by polyethylene porous film 6
  • the moldable excess water exothermic composition 38 in the through-holes is compressed with an extrusion roll 82 to improve the mold release, and then the slat 3 is released to form a polyethylene porous film.
  • the exothermic composition compact 39 is laminated on the A heat-seal roll 65 is made by overlaying a polyethylene film of 37, which is also a laminate of polyethylene film manufactured using a mouth-opening catalyst and corrugated paper (core material), onto a polyethylene porous film.
  • the non-slip material supply roll 72A is supplied with a non-slip material layer 72 made of a polyethylene film using a metal mouth catalyst and is supplied to the compression seal roll 65 before being applied to the adhesive seal device 28.
  • a SIS hot-melt adhesive is formed on the polyethylene film by a melt-blow process, and is supplied to the pressure-bonding seal 65.
  • the mesh-like air-permeable adhesive layer abrasives are combined and supplied to the pressure-bonding seal roll 65, and are pressure-bonded and sealed by pressure treatment to form a continuous heat-generating composition molded body package 41 for all feet.
  • cutting processing is performed by the cutting roll 61 for cutting, and the exothermic composition molded body package 42 for the entire foot with the core material is formed in which the peripheral portion of the exothermic composition molded body is pressure-bonded with a width of 8 mm. .
  • FIG. 17 (b) shows the plan shape of one embodiment of the through hole 4 of the slat for forming the all-foot exothermic composition molded body 39 of the all-foot exothermic composition molded body 42 in FIG. d) shows a planar shape of one embodiment of the all-foot exothermic composition molded body package 42 with a core material.
  • an anti-slip layer may be provided on the substrate as desired.
  • the anti-slip material or anti-slip agent constituting the anti-slip layer is not limited as long as it has a function as an anti-slip material.
  • polymer sheets and films such as foamed urethane sheets, rubber sheets, and polyethylene films using a metal mouth catalyst are laminated on the substrate, or hot materials such as polymers, rubber, styrene copolymer systems (SIS, etc.)
  • SIS styrene copolymer systems
  • Magic tape registered trademark
  • the shape, number, installation area, and installation location may be provided on the entire surface of one side of the heating element with no restrictions, or may be provided partially.
  • a single shape or a plurality of shapes may be provided in various shapes such as a circular shape, a rectangular shape, a net shape, a stripe shape, and a dot shape. Further, it may be provided on the entire surface in a shape suitable for a heating element.
  • the exothermic composition molded body packaging is manufactured by the slat conveyor-like rotating body, the endless belt, and the seal roll. Therefore, the exothermic composition molded body package can be manufactured with high productivity.
  • the exothermic composition molded body can be sealed and packaged in any form without using a magnet after laminating the exothermic composition molded body on the substrate. Therefore, the exothermic composition molded body package in which the exothermic composition molded body is packaged in a desired form can be produced with high productivity.
  • a moldable excess water heating composition in a supply device that includes a kneading action such as a gear pump, moisture is easily extruded, becomes solid, loses its fluidity, and the moldable excess water heating composition is lost. It becomes difficult to supply.
  • the heat generating composition molded body package can be manufactured using the slat conveyor rotating body, endless belt, and seal roll of the present invention.
  • the moldable excess water exothermic composition filled in the volume measuring section is compressed in the mold in the direction of the base material transfer direction beyond the filling section to generate heat on the continuous body of the base material.
  • the compression roll for producing a composition part compression body may be provided.
  • the compression roll is a cylindrical body or an endless belt, and has a plurality of convex portions that can be inserted into the measurement through hole.
  • a roll may be provided.
  • the extrusion roll is a cylindrical body or an endless belt, and has a plurality of convex portions that can be inserted into the metering through hole.
  • the heating element of the present invention is obtained by laminating a heating composition molded body obtained by molding a moldable excess water heating composition on a base material, further covering with a covering material, and sealing the peripheral edge of the heating composition molding.
  • the heat generating part of the heat generating element is a single heat generating part composed of a single heat generating part, and a molded product package and a plurality of segmented heat generating parts are spaced apart by a dividing part, and the collective heat generating part And a heat generating composition molded body package.
  • These exothermic composition molded bodies may have fixing means on at least a part of their exposed portions.
  • the exothermic composition molded body package of the present invention is
  • a part of the single heat generating part or a part of the divided heat generating part has air permeability
  • the single heating part heating element has a single heating part formed by heat-sealing the peripheral part of the exothermic composition molded body
  • the segmented heat generating part exothermic composition molded body package is an integral structure comprising a segmented heat generating part formed by heat-sealing the peripheral part of the exothermic composition molded body, and a segmented part which is the heat seal part, A plurality of divided heat generating portions have heat generating portions arranged at intervals with the divided portions as intervals,
  • a fixing means is provided in at least one part of the exposed portion of the heating yarn and the molded article package, and the fixing means only needs to fix the heating yarn and the molded article packaging body to the body, Hook and loop fasteners (Berck mouth, Velcro (registered trademark), etc.), bands (elongated, stretchable, etc.), adhesive layer composed of adhesive, hydrophilic adhesive layer composed of hydrophilic adhesive (Giel Etc.) is an example.
  • the method, pattern, and shape of the adhesive layer, adhesive layer, and adhesive layer are not limited as long as the heating element (heating composition molded body packaging) can be fixed. May be.
  • various patterns and shapes such as mesh, spider web, rod, stripe, polka dot, lattice, strip, etc., can be used in any form, adhesive, printing, transfer, nozzle injection, etc.
  • the adhesive material is made into a fiber by an appropriate method such as a melt blow method, a curtain spray method, or a gravure method in which a hot melt type adhesive material is blown and developed through hot air while being heated and melted.
  • a method of partially coating by moving in an appropriate two-dimensional direction such as moving the agent in one direction while drawing a circle in a thread shape, or moving in a zigzag manner, or a method of foaming an adhesive can be mentioned.
  • At least a part of the pressure-sensitive adhesive layer or the exposed portion of the heating element is a water retention agent, a water-absorbing polymer, a pH adjusting agent, a surfactant, an organic key compound, a hydrophobic polymer compound, a pyroelectric material, an acid. It may contain at least one selected from an additional component consisting of an antioxidant, an aggregate, a fibrous material, a moisturizing agent, a functional substance, or a mixture thereof.
  • the exothermic composition molded article has a uniform thickness with no deviation. Since the layers are laminated, the temperature distribution is made uniform, so that uncomfortable feelings during use can be prevented, and problems such as burns due to the occurrence of high-temperature parts can be prevented, safety is improved, and the thickness of the exothermic composition molded body Can be made thinner.
  • the molded exothermic composition molded body package of the present invention is thin and highly flexible, and has a good fit to curved and bent parts such as the shoulders and soles of the body, resulting in excellent usability. Have.
  • the exothermic composition molded body is a molded body molded from the exothermic composition and having a certain shape, and may be laminated at least on the base material and maintained in shape on the base material.
  • the exothermic composition molded body may be an exothermic composition compressed body in which the exothermic composition is compressed.
  • the exothermic composition molded body includes the exothermic composition compressed body.
  • the shape of the package of the exothermic composition molded body of the present invention is not limited! /, But when an example of a planar shape is given in FIGS. 28 (a) to (u), (a) is a flat shape, (b ) Is eye mask shape, (c) tooth shape, (d) is bowl shape, (e) is rounded rectangle shape, (f) is rectangular shape, (g) is rounded square shape, (h) is square shape, (i) Is an egg shape, (j) is a boomerang shape, (k) is a star shape, (1) is a star shape, (m) is an airfoil shape, (n) is an airfoil shape, (o) is a nose shape, (P ) Is a lantern shape, (q) is a lantern shape, (r) is a saddle shape, (s) is a saddle shape, (t) is a foot shape, and (u) is a foot shape. (M) and (n) are suitable around the neck and shoulders
  • the shape of the heat generating part described inside the outer shape is an example of the shape of the segmented heat generating part.
  • the shape of the heat generating part is not limited.
  • the corners of the exothermic composition molded body and the exothermic composition molded body packaging body may be provided with rounded corners so that the corners are curved or curved.
  • the cut shape of the Z or cut part is preferably a slightly larger seal shape or a Z or cut shape that matches the shape of the exothermic composition molded body package.
  • the seal shape of the seal part of the single heat generating part or the section heat generating part is also formed according to the shape of the exothermic composition molded body and Z, the shape of the single heat generating part or the section heat generating part, or a slightly larger shape or size. Those are preferred.
  • Perforations perforated cuts
  • staggered cuts in at least a part of the region other than the divided heat generating portion of the molded heat generating composition package of the divided heat generating portion having two or more divided heat generating portions
  • V The exothermic composition molded body package that has notched perforations (V-notched perforated cuts), V notched perforations, and other incisions, etc. is also used in the present invention.
  • the planar shape of the body is also included in the planar shape.
  • exothermic composition molded bodies provided with notches in at least a part of the region other than the divided heat generating portion of the present invention.
  • the exothermic composition molded body package having a segmented exothermic part is preferred.
  • the incision in the present invention is a through-incision, and includes a connecting portion force that is an interval between the incision and the incision.
  • the size (length, width, etc.) and their combinations can be any combination with no restrictions or any repeated combination.
  • the connecting portion is preferably shorter than the cut.
  • the shape of the notch is not limited.
  • At least one end of the cut may or may not be in contact with at least one side of the heating element.
  • a V-notch may be provided at the contact point between the extending direction of at least one section and at least one side of the heating element.
  • At least one end of the cut may or may not be in contact with a notch provided near at least one side of the heating element.
  • the notches in the present invention are alternate notches, alternate notches with V notches, V notches, perforations with V notches (such as perforated perforations with V notches), notches with V notches, and heating elements. Any number may be provided in a region other than the divided heat generation, preferably at an arbitrary position of the dividing portion.
  • a notch is formed between one side of the partitioning part and the other side corresponding thereto in the middle of the partitioning part which is a seal part between the adjacent partitioning heat generating parts.
  • a heating element that enables expansion and contraction.
  • a notch is formed from one side of the segmented portion to the other side corresponding to the middle of the segmented portion which is a seal portion between the adjacent segmented heat generating portions, and each segmented heat generating portion is divided by this notch. It is a heating element that can be (separated).
  • the V notch may be replaced with another notch such as a U notch or an I notch.
  • an arbitrary number can be provided in any area other than the section heating section, but the section section is preferred as the installation area.
  • the notch provided in the heating element having the separator may be a notch that penetrates the separator, or may not be penetrated through the separator! /.
  • the alternate cuts of the present invention are cuts (or cuts) and non-cuts.
  • At least one set of cuts in which the arrangement period of the cut portion and the connecting portion is different, at least in one direction.
  • the cuts are arranged at intervals and arranged so that the arrangement cycle of adjacent cuts is different in one direction, and the two rows are combined into one pair, the V difference, the cut and three rows are combined into one set Examples are mutual, different, incision, mutuality, incision, and inconsistency, incision, 5th row, and incision.
  • a plurality of cuts are arranged in a staggered pattern. 2.
  • a plurality of cuts are arranged in different directions (eg, right angles) in one direction of cut (longitudinal direction, etc.).
  • the trajectory connecting the three nearest non-incision center points in the incision direction is non-linear (bending A plurality of incisions with three nearest non-incisions satisfying a straight line having an angle that is not 90 ° with respect to the incision direction.
  • Linear full refers to a compressed portion or a thin portion that does not penetrate.
  • At least one end of the staggered cut may or may not be in contact with at least one side of the heating element.
  • the shape, type and size (length, width, etc.) of each notch, the shape, type, size (length, width, etc.) of each interval, and combinations thereof are limited. It is possible to make arbitrary combinations and arbitrary repeated combinations.
  • the notches of the above and the other are provided in a direction substantially perpendicular to the direction expanded and contracted.
  • the number of cuts, the number of rows of cuts, and the like can be appropriately selected and used.
  • staggered arrangement means that the incision can be deformed into a mesh or the like so that it can be stretched and Z or stretched even with a packaging material such as a non-stretchable material or a non-stretchable material.
  • a packaging material such as a non-stretchable material or a non-stretchable material.
  • it is a staggered arrangement that overlaps somewhere, and unlike a net that has been laced, the joint is integral and the mesh is expanded while only a certain length of cut is inspected. Can be formed.
  • the length, longest diameter or longest side of the notch is not limited, but is preferably 1 to 100 mm, more preferably 1 to 50 mm, and even more preferably 1.5 to 50 mm. More preferably, it is 2-30 mm, More preferably, it is 5-20 mm.
  • the width, the shortest diameter, or the shortest side is not limited, but is preferably more than 0 to 50 mm, more preferably ⁇ to 0.01 to 50 mm, and more preferably ⁇ to 0.01 to 30 mm. More preferably, it is 0.1 to 20 mm, more preferably 0.1 to 20 mm, more preferably 0.1 to 10 mm, and more preferably 0.1 to 5 mm. . It should be noted that the minimum value of the width of the linear notch is not limited. The maximum value is 50 mm or less, more preferably as described above.
  • the length of the connecting portion which is the interval between adjacent cuts in the extension direction of the cut, is not limited, but is preferably 0.01 to 20 mm, more preferably 0.01 to: LOmm, and even more preferable. Or 0.1 to LOmm, more preferably 0.1 to 8 mm, and still more preferably 0.1 to 7 mm. More preferably, it is 0.1-5 mm.
  • the distance between adjacent cuts in the direction perpendicular to the cut extension direction is not limited, but is preferably 0.1 to 20 mm, more preferably 0.1 to 15 mm, and still more preferably 0. l to 10 mm, more preferably 0.1 to 5 mm, and even more preferably 0.5 to 5 mm.
  • the heating element of the present invention is also an extensibility and Z or stretchable heating element in which an arbitrary number of staggered cuts are provided in an arbitrary region other than the section heating part.
  • the heating element with staggered cuts according to the present invention is a heating element in which at least one part other than the divided heat generating part is provided with a V and a different cut.
  • the extensibility of the heating elements caused by the difference and the incision is different from each other, and at least a part of the exothermic elements preferably extend in the direction at least approximately perpendicular to the extending direction of the notch. If it stretches,
  • the elongation ratio is not limited as long as it exceeds 1, but preferably 1.0 depending on the application.
  • 05 to 10 more preferably 1.01 to 10, more preferably 1.01 to 5, more preferably 1.01 to 5, still more preferably 1.01 to 3. More preferably 1.01 to 2, more preferably 1.02 to 2, still more preferably 1.03 to 2, still more preferably 1.04 to 2, and still more preferably. 1. 05-2.
  • the alternate cut usually has a function of imparting extensibility and stretchability.
  • tensile strength of the stretchable or stretchable heating element of the present invention there is no limitation on the tensile strength of the stretchable or stretchable heating element of the present invention, but a preferable example is 3N / 50 mm or more.
  • the perforated perforation there is a through-cut, and if the hand can be cut, there is no limit, and there is a force that allows any size, any combination, and any repeated combination in the interval between adjacent cuts. As an example.
  • the diameter is preferably 10 ⁇ ⁇ : LOmm ⁇ , more preferably 10 ⁇ ⁇ 5mm ⁇ , more preferably Is 100 ⁇ ⁇ to 5 mm ⁇ , more preferably 500 ⁇ ⁇ to 0.5 mm ⁇ .
  • the length of the through-cut is preferably 10 ⁇ m to 200 mm, more preferably 10 ⁇ m to 50 mm, and even more preferably 10 ⁇ m to 30 mm. More preferably, it is 10 ⁇ m to 20 mm, more preferably 100 ⁇ m to 20 mm, more preferably 100 m to: LOmm, and more preferably 0.5 mm to 1 Omm. Yes, more preferably lmn! ⁇ 1 Omm.
  • the length of the interval (joining part) between the adjacent cuts and the adjacent cuts is not limited, but is preferably 1 ⁇ m to 10 mm, more preferably 1 ⁇ m to 7 mm, even more preferable. 1 / ⁇ ⁇ to 5 ⁇ , more preferably 0. lmn! ⁇ 5mm, more preferably 0
  • the ratio (W1ZW2) between the length of the cut through (W1) and the length of the joint (W2) (W1ZW2) is preferably more than 1, more preferably more than 1 and not more than 50, and still more preferably 1. It is 01-50, More preferably, it is 1.1-50, More preferably, it is 1.5-50, More preferably, it is 1.5-40, More preferably, it is 2-30. 4) At least one end of the perforation may or may not be in contact with at least one side of the heating element.
  • Perforated perforations that can be cut by hand may be provided in the area other than the section heating section with any given interval in the vertical, horizontal, vertical and horizontal directions.
  • the perforation at the section of the heating element is one that has been cut intermittently to improve the bendability of the section, or one that has been cut intermittently to the extent that hand cutting is possible. As an example, it is preferable.
  • the perforations may be provided in all the divisions or may be provided partially.
  • the single exothermic part exothermic yarn and molded article package of the present invention is an exothermic body in which the exothermic part is formed from one exothermic part, and is at least part of the exothermic composition molded article package. Is breathable.
  • the shape of the heating element and the shape of the heating part need not be the same, but are usually similar.
  • the heating part is rectangular and the heating element is rectangular.
  • the heat generating part is circular and the heat generating element is circular.
  • the exothermic composition molded body package and the Z or single heating portion may be provided with corners in a substantially arc shape (R shape) and the corners may be curved or curved.
  • the exothermic composition exothermic molded article package of the present invention is composed of a divided exothermic part that contains the exothermic composition molded article and a non-contained exothermic composition article, and a plurality of division parts.
  • This is an exothermic composition molded body package having a heat generating portion in which individual heat generating portions are provided with intervals between the divided portions. At least a part of the heating element has air permeability.
  • the segmented heat generating portion contains the exothermic composition molded body, the segmented portion is a seal portion that does not include the exothermic composition molded body, and the segmented heat generating portion is provided with an interval between the segmented portions. Heating element.
  • the shape of the heating element and the shape of the section heating part are not necessarily the same. Further, the heating element and the Z or segmented heating part may be provided with corners in a substantially arc shape (R shape), and the corners may be curved or curved.
  • the exothermic composition molded body or the section heating part may have any shape, but it is a planar shape, such as a circle, an ellipse, a football, a triangle, a square, a rectangle, a hexagon, a polygon, a star, a flower, Examples include a ring shape and a shape obtained by equally dividing these shapes.
  • Three-dimensional shapes include discs, pyramids, spheres, cubes, polygonal cones, cones, frustums, spheres, parallelepipeds, cylinders, rectangular parallelepipeds, polyhedrons, ellipsoids Examples include a semi-cylindrical body shape, a semi-elliptical cylinder body shape, a bowl-shaped body, a cylindrical body shape, and an elliptic cylinder body shape.
  • the corners may be provided in a substantially arc shape (R shape), the corners may be curved or curved, or the center may have a recess.
  • the shape of the heat-generating yarn and the molded article package, the shape of the segmented heat-generating portion and the shape of the heat-generating portion do not have to be the same, and may be formed differently.
  • the shape of the segmented heat generating portions is a parallelepiped shape that is a flat shape and an elongated rectangle, and the stripes (stripe shapes) are spaced apart.
  • the stripes stripe shapes
  • examples thereof include a heating element having a rectangular heating element shape, a heating composition molded body packaging body having a bowl shape, and a heating composition molding body packaging body having a foot shape.
  • the shape of the exothermic composition molded body and the section heat generating portion may be any shape as long as it has a striated shape as a whole, but in a planar shape, a rectangle or a three-dimensional shape, a rectangular parallelepiped, a rectangular parallelepiped, Examples include a cylindrical body, a semi-cylindrical body, a semi-ellipsoidal cylindrical body, a bowl-shaped body, a cylindrical body, and an elliptical cylindrical body.
  • the exothermic composition molded body package in which the shape of the segmented heat generating portion is a planar shape and an oval shape, and is arranged at intervals, and the exothermic composition molded body package shape is a bowl shape.
  • the exothermic composition molded body package shape is a bowl shape.
  • examples thereof include a heat-generating yarn and a molded product package having a rectangular shape.
  • the size of the heating part of the heating element consisting of one heating part or the size of the heating element and the molded product, in the shape of a disk, a circle, an ellipse, and similar shapes.
  • the height is preferably 0.1 mm to 20 mm, more preferably 0.3 mm to 20 mm, more preferably 0.5 mm to 20 mm, more preferably 0.5 mm to 10 mm, More preferably, it is 0.5 mm to 8 mm.
  • the diameter is preferably 5 mm to 200 mm, more preferably 5 mm to 180 mm, still more preferably 5 mm to 150 mm, still more preferably 5 mm to 100 mm, and further preferably 5 mn! ⁇ 50mm.
  • the length is preferably 5mn! ⁇ 200mm, more preferably 5mn! ⁇ 180mm, more preferably 5mn! ⁇ 150mm.
  • the height is preferably from 0.1 mm to 20 mm, more preferably from 0.3 mm to 20 mm, more preferably from 0.5 mm to 20 mm, more preferably from 0.5 mm to 10 mm, and even more preferably. Is 0.5mn! ⁇ 8mm.
  • the width is preferably lmm to 200mm, more preferably 5mm to 200mm, and more preferably 5mn! ⁇ 180mm, more preferably 5mm ⁇ 150mm, more preferably 5mn! ⁇ 100mm.
  • the segmented heat generating portion is formed in a unified structure having at least two facing surfaces, preferably the film layer substrate surface, and at least one surface is oxygen (air)
  • the exothermic composition formed body volume, the space volume, and the divided exothermic part volume have the following relationship.
  • the volume of the exothermic composition molded body is the volume of the exothermic composition molded body itself
  • the space volume is the volume not occupied by the exothermic composition molded body in the section heating section
  • the section heating section volume is the volume of the section heating section. This is the sum of the space volume and the exothermic composition molded body volume.
  • the size of the section heat generating portion or the heat generating composition molded body is not limited, but preferable sizes are as follows.
  • the diameter is preferably about lmm to about 60mm, more preferably 2mn! -50 mm, more preferably 10 mm to 40 mm, and even more preferably 20 mm to 30 mm.
  • the height is preferably 0.1 mm to 20 mm, more preferably 0.3 mm to 20 mm, and even more preferably 0.5 mn! ⁇ 20mm, more preferably lmm ⁇ 20mm, more preferably 1.5mn! ⁇ 10mm, more preferably 3mm ⁇ 9mm, more preferably Is 4mn! ⁇ 8mm, more preferably 5mn! ⁇ 7mm.
  • the volume is preferably from about 0.0045 cm 3 to about 20 cm 3 , more preferably from about 0.2 cm 3 to about 11 cm 3 .
  • the width is preferably 0.5 mm to 60 mm, more preferably 0.5 mm to 50 mm, and preferably 0.5 mn! ⁇ 50mm, more preferably lmn! ⁇ 50mm, more preferably 3mn! ⁇ 50mm, more preferably 3mm ⁇ 30mm, more preferably 5mn! ⁇ 20mm, more preferably 5mn! ⁇ 15mm, more preferably 5mm ⁇ l Omm to.
  • the height is preferably 0.1 mm to 30 mm, more preferably 0.1 mm! ⁇ 20mm, more preferably 0.1mm ⁇ 10mm, more preferably 0.3mn! ⁇ 10mm, more preferably 0.5mn! ⁇ 10mm, more preferably lmm ⁇ 10mm, more preferably 2mn! ⁇ 1 Omm.
  • the length is preferably 5 mm to 300 mm, more preferably 5 mm to 200 mm, more preferably 5 mm to 100 mm, still more preferably 20 mm to 150 mm, and further preferably 30 mm to: L 00 mm. is there.
  • the surface area is not limited as long as it has a function as a segmented heat generating portion, but is preferably about 50 cm 2 or less, more preferably about 40 cm 2 or less, still more preferably less than about 25 cm 2 , preferably less than 20 cm 2.
  • Volume of volume or exothermic composition molded article of the segment heating portion is preferably 0. 015cm 3 ⁇ 500cm 3, preferably 0. 04cm 3 ⁇ 500cm 3, more preferably 0. 04cm 3 ⁇ 30cm 3 , and still more preferably 0. lcm 3 ⁇ 30cm 3, and more preferably a lcm 3 ⁇ 30c m 3, more preferably 1. 25 cm 3 to 20 cm 3, more preferably 1. 25 cm 3 to 10 cm 3 , more preferably 3 cm 3 to 10 cm 3 .
  • the volumetric product of the exothermic composition molded body which is the exothermic composition molded area, and the exothermic composition in the segmental exothermic part.
  • the volume ratio with the volume of the divided heat generating portion which is the storage area is usually 0.6 to 1, preferably 0.7 to 1, more preferably 0.8 to 1, and still more preferably 0. 9-1.
  • the shape of the heat-generating yarn and the molded product package, the shape of the segmented heat-generating portion, and the shape of the heat-generating portion do not have to be the same, and may be formed in different shapes.
  • the shape of the segmented heat generating portions is a parallelepiped shape that is a flat shape and an elongated rectangle, and the stripes (stripe shapes) are spaced apart.
  • the stripes stripe shapes
  • examples thereof include a heating element having a rectangular heating element shape, a heating composition molded body packaging body having a bowl shape, and a heating composition molding body packaging body having a foot shape.
  • the shape of the exothermic composition molded body and the section heat generating portion may be any shape as long as it has a striated shape as a whole, but in a planar shape, a rectangle or a three-dimensional shape, a rectangular parallelepiped, a rectangular parallelepiped, Examples include a cylindrical body, a semi-cylindrical body, a semi-ellipsoidal cylindrical body, a bowl-shaped body, a cylindrical body, and an elliptical cylindrical body.
  • the exothermic composition molded body package in which the shape of the segmented heat generating portion is a planar shape and an oval shape, and is arranged at intervals, and the exothermic composition molded body package shape is a bowl shape.
  • the exothermic composition molded body package shape is a bowl shape.
  • examples thereof include a heat-generating yarn and a molded product package having a rectangular shape.
  • the arrangement shape of the plurality of divided heat generating portions is not limited, but examples thereof include a lattice shape, a stripe shape, a wave shape, a lattice stripe shape, and a random shape.
  • the heat generating section or the section heat generating section of the present invention is preferably provided in stripes (stripes) at intervals, and "provided in stripes (stripes) at intervals"
  • a plurality of divided heat generating portions Forces are provided in stripes (stripes) at intervals (parallel lines). It is preferable that one stripe (streaks) is composed of one section heating part.
  • one stripe may be composed of two or more divided heat generating portions and one or more divided portions.
  • T is T ⁇ 2S, preferably T ⁇ 2.5S.
  • ⁇ is ⁇ , preferably ⁇ 0.5 ⁇ .
  • ⁇ Length of the section
  • One example is the arrangement of streaks composed of segmented heat generating parts in parallel stripes (vertical stripes, horizontal stripes, diagonal stripes, vertical wave stripes, horizontal wave stripes, diagonal wave stripes, etc.).
  • a parallelepiped in which the absolute value of the difference in bending resistance in two directions that are perpendicular to each other is maximized.
  • the heating element provided is extremely flexible in one direction and rigid in one direction, so it relieves symptoms such as stiff shoulders, low back pain and muscle fatigue, especially menstrual pain. The effect of etc. is demonstrated. Furthermore, it can be burned in the width direction of the heating element with a width of almost the same size, making it compact and convenient for storage. If a separator is used, it can be wound using a separator with low bending resistance.
  • the body has many secondary curved surfaces, and the shoulders, legs, abdomen, waist, arms, etc. are almost linear in one direction, and the other two directions are Almost curved force is also created. Therefore, the heating element of the present invention that can form a curved surface in one direction is almost linear and the other two directions can form a curved surface. Ideal for symptom relief and treatment.
  • the exothermic composition molded body package of the present invention includes an exothermic composition molded body package having a minimum bending resistance of 100 mm or less, and in particular, has a segmented exothermic portion provided in a striped manner.
  • the heat-generated yarn and molded product package includes a heat-generated yarn and molded product package that has a minimum bending resistance of 100 mm or less and the absolute value of the difference in bending resistance in the direction perpendicular to the minimum. It is.
  • the change in the minimum bending resistance which shows the change in the minimum bending resistance before and after the heat generation of the heating yarn and the molded article package, is within 20%, and it is provided in particular in the form of stripes.
  • the exothermic composition molded product package having a segmental heat generating portion is in the direction of showing the minimum bending resistance, and the change in the minimum bending resistance before and after the heat generation is within 20%. Also included are exothermic molded product packages that are approximately 0% (no change).
  • the width of the section is not limited as long as the section heat generating section can be provided at intervals, but is usually 0.1 lmn! ⁇ 50mm, preferably 0.3mn! ⁇ 50mm More preferably, 0.3mn! ⁇ 50mm, more preferably 0.3mn! ⁇ 40mm, more preferably 0.5mn! ⁇ 30mm, more preferably lmm ⁇ 20mm, more preferably 3mn! ⁇ 10mm.
  • the heating element 31 is composed of the base material 6, the covering material 7, and the exothermic composition molded body 8 provided between the base material 6 and the covering material 8, and the heating element 31 is described above. Therefore, the exothermic composition 2 does not exist in the section that is the sealing layer of the peripheral edge portion 22 of the exothermic composition molded body 8.
  • the base material and the coating material in the present invention are defined as the base material on which the exothermic composition molded body is not distinguished by the material composition, and then the base material is covered with the exothermic composition molded body. Is defined as a covering material.
  • the base material and the covering material be a packaging material such as a heat-sealable thermoplastic resin film or sheet.
  • the base material is non-breathable and the covering material is breathable.
  • the base material may be breathable, and the covering material may be non-breathable or forceful, and both may be breathable.
  • the substrate is
  • Substrate having a substantially similar shape larger than the bottom shape of the exothermic composition molded body and having a recess having a height (depth) less than the height of the exothermic composition molded body.
  • Substrate having a substantially similar shape larger than the bottom shape of the exothermic composition molded body and having a recess having a height (depth) greater than the height of the exothermic composition molded body.
  • a covering material having a substantially similar shape larger than the planar shape of the exothermic composition molded body and having a convex portion having a height less than the height of the exothermic composition molded body.
  • a covering material having a substantially similar shape larger than the planar shape of the exothermic composition molded body and having a convex portion having a height equal to or higher than the height of the exothermic composition composition.
  • a covering material having a corrugated shape which has a heat generating composition and a convex part before lamination.
  • the concave portion of the base material or the convex portion of the covering material Preferably it is 0.01 to 0.99, more preferably 0.01 to 0.99. Yes, more preferably ⁇ or 0.1 to 0.5, more preferably ⁇ or 0.01 to 0.3,
  • the substantially planar shape means a storage pocket, storage compartment, storage area, cover pocket, cover compartment, cover area, provided in advance for storing or covering the exothermic composition molded body,
  • the exothermic composition molded body of the present invention and the exothermic composition used in the method for producing the exothermic body can be a exothermic composition molded body, and the exothermic composition molded body can be formed of a base material and a coating material. If the peripheral part can be sealed, there is no limit.
  • the moldable surplus water exothermic composition may be mentioned.
  • Moisture in the exothermic composition does not function as a barrier as an air barrier layer and generates heat when in contact with air, that is, ⁇ Immediately after manufacturing, after leaving it in air in a 20 ° C environment without wind An exothermic composition (with an easy water value of 0.01 or more and less than 14) that generates heat of 5 ° C or more within 5 minutes,
  • the formable excess water exothermic composition (movable water value 14 to 50) of the above (2) has a fixed amount because the water content in the exothermic composition functions as noria as an air barrier layer. Use the exothermic composition after removing excess water. Thereby, it becomes a heat-generating composition that generates heat upon contact with air. That is, water removal may be performed by water absorption, dehydration, water absorption, water removal, hot air drying, air drying, standing drying, compression, and the like. Thereafter, moisture adjustment such as addition of moisture may be performed. Water absorption may be performed by using a water-absorbing material for the substrate and / or the covering material.
  • a heat-generating composition molded body An example is to form a heat-generating composition molded body that removes a certain amount of water from the water and generates heat upon contact with air.
  • the exothermic composition molded body is laminated on a water-permeable material such as non-woven fabric, and the exothermic composition molded body has a certain amount of water removed by physical means such as hot air drying, blown drying, and compression, and generates heat upon contact with air.
  • a water-permeable material such as non-woven fabric
  • the exothermic composition molded body has a certain amount of water removed by physical means such as hot air drying, blown drying, and compression, and generates heat upon contact with air.
  • the formable water-containing exothermic composition of the present invention is an exothermic composition having formability and shape retention based on excess water.
  • Heat means a non-water-absorbing material such as polyethylene film, polyester film, or sheet in the air at 20 ° C without air during the aging period such as left for 24 hours after production.
  • the exothermic composition When the exothermic composition is allowed to stand on, the exothermic composition generates heat of 5 ° C. or more within 5 minutes.
  • the temperature rise within 5 minutes is preferably 5 ° C or higher, more preferably 10 ° C or higher, and further preferably 20 ° C or higher. More preferably, the temperature rise is 10 ° C or more within 3 minutes.
  • the exothermic composition is allowed to stand for 1 hour in a non-breathable outer bag in an ambient temperature of 20 ⁇ 1 ° C.
  • the temperature of the exothermic composition that is the sample to be measured is preferably 20 ° C to 30 ° C! /.
  • the base material is moved at a constant speed, and the dropping port for dropping the exothermic composition is moved at the same speed as the base material. Since it is a method of laminating a heat-generating composition molded body obtained by forming a moldable water-containing heat-generating composition on the substrate, the stop and start of the base material are hardly repeated, and in order to increase the production speed. Are better.
  • the exothermic composition molded body is manufactured, and the obtained exothermic composition molded body package is sealed in an airtight outer bag.
  • an oxidation reaction between the exothermic composition, particularly iron powder and air occurs, and the initial exothermic characteristics of the exothermic composition are improved, so that there are advantages such as obtaining a exothermic composition molded body package with improved initial exothermic characteristics. Arise.
  • the amount of excess water in the exothermic composition is defined as an easy water value.
  • the mobile water value (0-100) of the moldable hydrous exothermic composition of the present invention is 0.01-50,
  • the exothermic yarn and composition that generates heat upon contact with air without removing moisture by water absorption after molding is preferably 0.01 or more and less than 14, preferably 0.01-13.5, more preferably ⁇ or 0.001 to 13.5, more preferably ⁇ or 0.01 to 13, more preferably ⁇ or 0.001 to 12.
  • the exothermic composition that generates heat upon contact with air after moisture removal by water absorption or warm air drying after molding is preferably 14 to 50, more preferably 16 to 50, and still more preferably 18 to 40. It is more preferably 18 to 35, more preferably 18 to 30.
  • the maximum particle size of the solid component excluding the reaction accelerator, the water-soluble substance and water is preferably 1 mm or less, more preferably 500 ⁇ m or less. More preferably, it is 300 / zm or less, More preferably, it is 250 / zm or less, More preferably, it is 200 ⁇ m or less, More preferably, it is 100 ⁇ m or less.
  • the particle size force of 80% or more of the water-insoluble solid component excluding the reaction accelerator, the water-soluble substance and water is preferably 300 ⁇ m or less, more preferably 250 ⁇ m. m or less, more preferably 200 ⁇ m or less, more preferably 150 ⁇ m or less, more preferably 90% or more of the particle size is 150 m or less, more preferably 90% or more of the particle size. Is less than 100 ⁇ m.
  • the moldability and shape retention of the exothermic composition are non-aqueous excluding reaction accelerators, water-soluble substances and water.
  • exothermic composition molded body packages 42 and 43 obtained in the present embodiment are shown in Figs. 24 (a) and (b), Figs. 25 (a) to (c) and Figs. 26 (a) to (c). ), As shown in FIG. 27, comprises a non-breathable packaging material as a base material 36, a breathable packaging material as a coating material 37, and a moldable hydrous exothermic composition 38 containing iron powder.
  • the substrate 36 is a breathable substrate
  • a breathable packaging material as a substrate and a non-breathable packaging material as a coating material 37 are different from the other examples.
  • the substrate conveying means is a continuous body of the substrate
  • what is conveyed by the covering material conveying means is a continuous body of the covering material
  • FIGS. 24 (a) and 24 (b) show a single heating element heating yarn and a molded article package 42.
  • FIG. Figure 24 (a) is a plan view.
  • a heat-generating composition molded body 39 is laminated on the polyethylene film side of the substrate 36 having a polyethylene film force having a pressure-sensitive adhesive layer with a separator, and the air permeability of the laminated body of a polyethylene porous film / nylon nonwoven fabric is formed thereon.
  • the polyethylene porous film side of the covering material 37 is laminated so as to cover the surface, and the periphery of the exothermic composition molded body is heat-sealed with a seal width of 8 mm.
  • Figure 24 (b) is a cross-sectional view of ZZ.
  • FIGS. 25 (a), (b), (c), and (d) show a single exothermic part exothermic composition molded body package 42 for all foot temperatures.
  • Figures 25 (a) and (c) are plan views. Figures 25 (a) and (c) are plan views.
  • FIG. 25 (a) is a plan view, and a exothermic composition molded body 39 obtained by molding a moldable surplus water exothermic composition 38 having a mobile water value of 16 is laminated on the corrugated paper of a polyethylene film and corrugated paper laminate. Further, a breathable coating material 37 with a mesh-like breathable pressure-sensitive adhesive layer by a melt blow method is coated, and the peripheral portion of the exothermic composition molded body 39 is pressure-bonded with a press roll, and the cut foot with a seal width of 8 mm is added. Single exothermic part exothermic composition molded body package 42 for use.
  • Figure 25 (b) is a cross-sectional view of Y-Y.
  • FIG. 25 (c) shows a type in which no exothermic composition compact 39 exists near the center of all feet.
  • the perforation 83 is provided and is a plan view of a type that can be folded in two at that portion.
  • FIG. 25 (d) shows a non-breathable structure in which a heat-generating composition molded body 39 is laminated on a breathable base material 36, and is a laminate of a core material and a polyethylene film produced using a meta-dioxide catalyst. Coating material 37 is coated, the peripheral edge of the exothermic composition molded body is heat-sealed, and a polyethylene film produced using a metal catalyst on the core material is used as a non-slip material layer 72 by a melt blow method.
  • FIG. 3 is a cross-sectional view of a single heating part heating composition heating composition molded body package 42 for all foot temperatures laminated via a mesh-like breathable pressure-sensitive adhesive layer.
  • Fig. 26 (a) is a kind of a pleated exothermic composition molded body packaging 43, which is a rectangular segmented exothermic part exothermic composition molded body 43 having six striped segmental exothermic parts.
  • base material 36 which also has a pressure-sensitive adhesive layer with separator / polyethylene film, six exothermic moldings having a rectangular planar shape are laminated at intervals to form a porous film made of polyethylene.
  • a breathable coating material 37 which is a laminate of nylon nonwoven fabric, and heat-sealed at the periphery of the exothermic composition molded body 39 and the periphery of the exothermic composition molded body package 40
  • Figure 26 (b) is a cross-sectional view taken along the line XX.
  • FIG. 26 (c) is a rectangular exothermic composition molded body package comprising six strip-like segmented heat generating portions 45, and provided with a breathable pressure-sensitive adhesive layer 48 with a separator 40 on the side of the ventilation-side coating material 37.
  • 43 is a plan view of an example of 43.
  • FIG. 27 is a kind of pleated exothermic composition molded body package 43, which is a flat-type segmented exothermic part exothermic composition molded body package 43 having ten strip-like segmental exothermic parts.
  • Polypropylene porous film / nylon 10 laminated on the substrate 36 which is also a laminate of polypropylene non-woven fabric / polyethylene film, with 10 exothermic moldings having a rectangular planar shape laminated at intervals.
  • a breathable coating material 37 which has the strength of a laminate of non-woven fabric, and the peripheral portion of the exothermic composition molded body 39 and the peripheral portion of the exothermic composition molded body package 40 are heat-sealed, and further on the ventilation surface SIS hot melt adhesive is melt blown
  • the method for producing a heat-generating composition molded body and the apparatus for producing a heat-generating composition molded body of the present invention are particularly effective for the production of a heat-generating composition molded package. It can also be used for other heating elements that are not limited.
  • the mobile water value is a value indicating the amount of excess water that can move out of the exothermic composition among the water present in the exothermic composition. This easy water value will be explained.
  • a non-water-absorbing 70 / zm polyethylene film is placed so as to cover the hole, and further, a thickness of 5 mm X a length of 150 mm X Place a stainless steel plate with a width of 150 mm and hold for 5 minutes). Then, take out the filter paper, and along the radially written line, the water or aqueous solution leaching trajectory is the distance from the circumferential edge that is the edge of the hollow cylindrical hole to the leaching tip, in mm units. Read with. Similarly, the distance is read from each line to obtain a total of 8 values.
  • Each of the 8 values read (a, b, c, d, e, f, g, h) is the measured moisture value.
  • the arithmetic average of the eight measured moisture values is taken as the moisture value (mm) of the sample.
  • the moisture content for measuring the true moisture value is the blended moisture content of the exothermic composition or the like corresponding to the weight of the exothermic composition or the like having an inner diameter of 20 mm x height of 8 mm, and only water corresponding to the moisture content is used. Measure in the same manner as above, and calculate the same as the true moisture value (mm).
  • the value obtained by dividing the moisture value by the true moisture value and multiplying by 100 is the easy water value. That is,
  • Easy water value [moisture value (mm) Z true water value (mm)] X 100 Measure five points on the same sample, average the five commuting water values, and use the average value as the commuting water value of the sample.
  • the moisture content for measuring the true moisture value is determined by determining the moisture content of the exothermic composition from the moisture content measurement using an infrared moisture meter for the exothermic yarn and composition. Based on this, the amount of water necessary for measurement is calculated, and the true water value is measured and calculated from the amount of water.
  • the moisture in the exothermic composition does not function as a noria layer as an air barrier layer, generates heat when in contact with air, and immediately after production, left in air in a 20 ° C environment without wind for 5 minutes.
  • a measurement method using a windshield that is, the hole If a non-water-absorbing 70 / zm polyethylene film is placed on top of it and a windshield is put on it instead of a stainless steel plate with a thickness of 5 mm x length 150 mm x width 150 mm, An exothermic reaction occurs, making it impossible to measure mobile water values.
  • the moldability refers to a heat-generating composition molded body that is a molded body of a heat-generating composition in the shape of a punch hole by mold-through molding using a punch mold having a punch hole, and at least after molding including mold separation, It is sandwiched between the base material and the covering material, and the periphery of the exothermic composition molded body can be sealed.
  • a heat-generating composition molded body can be produced by a mold-molding method such as mold-through molding and nipping.
  • the exothermic composition molded body is covered with at least the covering material, and the shape is maintained until the sealing portion is formed between the base material and the covering material. Therefore, the desired shape is sealed at the periphery of the shape.
  • the exothermic composition is broken in the seal part! / Since there is no scattered sesame seeds, the seal can be sealed without being broken. The presence of sesame causes poor sealing.
  • a stainless steel mold (with a central part of 60 mm long x 40 mm wide, four corners are rounded to 5 are r (substantially arc-shaped), and the upper part of the punched hole
  • the corners on the four sides of the mouth are 1 radius r (substantially arc-shaped), and the corners on the four sides of the lower part of the punch hole (exit of the exothermic composition molded body) are 3 r (roughly arc-shaped).
  • Plate with a thickness of 2mm x length 200mm x width 200mm), with the outer surface of the mold and each wall surface of the hole made smooth.
  • the smooth surface is not limited as long as it is smooth, but the surface roughness Ra is preferably 10 m or less, more preferably 4 ⁇ m or less, and even more preferably 2 ⁇ m or less.
  • the magnet covers an area that is larger than the area (40 mm) of the maximum cross section with respect to the direction of travel of the punching hole of the mold, and the area in the vicinity thereof.
  • a stainless steel plate with a thickness of lmm x length 200mm x width 200mm is placed on the endless belt of the measuring device, and a polyethylene plate with a thickness of 70 ⁇ m x length 200mm x width 200mm is placed on the stainless steel plate. Place the stainless steel mold.
  • the exothermic composition is moldable.
  • the exothermic composition of the present invention has compression resistance.
  • compression resistance refers to heat generation having a thickness of 70% of the mold thickness by compressing the molded exothermic composition body contained in a mold.
  • the composition compact retains at least 80% exothermic rise of the exothermic molded product before compression (temperature difference between 1 minute and 3 minutes after the start of the exothermic test of the exothermic composition). It is to be.
  • the exothermic temperature is measured using a data collector, measuring the temperature for 2 minutes at a measurement timing of 2 seconds, and determining the compression resistance based on the temperature difference between 1 minute and 3 minutes later.
  • the thickness after compression is preferably 50 to 99.5% of the mold thickness, more preferably 60 to 99.5%, still more preferably 60 to 95%.
  • the exothermic composition molded body includes a exothermic composition compressed body.
  • the bending resistance indicates rigidity (cone, stiffness) or flexibility, and conforms to the JIS L 1096A method (45 ° cantilever method) except that the heating element itself is used as a sample. Is. In other words, place one side of the heating element on the base of the scale on a smooth horizontal surface with a 45-degree slope at one end. Next, the heating element is slid gently in the direction of the inclined surface by an appropriate method, and when the center point of one end of the heating element contacts the slope A, the position of the other end is read on the scale. The bending resistance is indicated by the length (mm) that the heating element has moved.
  • each of the five heating elements is measured, and the average value in each direction is the average value in the vertical and horizontal directions, or in one direction and the direction perpendicular thereto. Represents the softness (up to whole number).
  • the side face of the adhesive with a separator should face the side of the horizontal base. In any case, the measured value on the side where the minimum bending resistance is measured is adopted. Also,
  • the heat generating part of the heating element and the composition containing the heating element should remain at least 5mm wide and 20mm long. However, the length should cross the region where the exothermic composition is present, or the region where the exothermic composition exists and exist, and the region should cross linearly.
  • the separator of the adhesive layer is a plastic film having a bending resistance of 30 mm or less, or a thickness of 50 ⁇ m or less, preferably 25 ⁇ m or less.
  • a soft, soft film such as a plastic film that can be lightly manipulated and wrinkled, and be provided along the adhesive layer.
  • a specimen of 100 mm x 200 mm for the softness of the substrate and Z or coating material make a specimen of 100 mm x 200 mm for the softness of the substrate and Z or coating material, and adopt the bending resistance of 200 mm.
  • the change in the minimum bending resistance of the heating element or heating section in the present invention is the lowest bending resistance of the heating element or heating section in one direction, which is the lowest bending resistance.
  • the minimum bending resistance is a change in value that occurs before and after the heat generation of the heating element.
  • the change in the minimum bending resistance is calculated by the following equation.
  • the obtained heating element is heated in a normal atmosphere, and when the temperature of the heating element falls below 35 ° C, the end of use is assumed to be the end of use. In the same way as the measurement, measure the bending resistance of the heating element at that time and use the lowest bending resistance of the heating element after the end of heating.
  • the measurement direction of the minimum bending resistance of the heating element before heat generation and the measurement direction of the minimum bending resistance of the heating element after heat generation are the same measurement direction in the heating element.

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Abstract

L'invention concerne un procédé et un appareil permettant de produire un conditionnement de composition chauffante moulée. Dans ce procédé et dans cet appareil, une composition chauffante moulable contenant de l'eau en excès est utilisée pour produire le conditionnement de composition chauffante moulée de l'invention, avec une productivité satisfaisante. Cet appareil est caractérisé par l'utilisation d'un transporteur à lattes (2). Ce transporteur est obtenu par la liaison de lattes (3) présentant chacune des orifices traversants (4) permettant le passage d'une composition chauffante moulable contenant de l'eau en excès, pour former des moulages de composition. La direction de liaison de ces lattes est la direction de transport, et les parties de remplissage d'espace (7) s'étendent sur une plage supérieure à la largeur, dans la direction de transport, des orifices traversants (4) formés dans les lattes (3).
PCT/JP2007/050439 2006-01-13 2007-01-15 Appareil destine a produire un conditionnement de composition chauffante moulee, et conditionnement de composition chauffante moulee associe WO2007081012A1 (fr)

Priority Applications (1)

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JP2007553975A JPWO2007081012A1 (ja) 2006-01-13 2007-01-15 発熱組成物成形体包装体の製造装置及び発熱組成物成形体包装体

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JP2006-006810 2006-01-13
JP2006006810 2006-01-13

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003334211A (ja) * 2002-05-20 2003-11-25 Maikooru Kk 足温用発熱体及び足温用発熱体の製造方法
JP2004248719A (ja) * 2003-02-18 2004-09-09 Toa Kiko Kk 使い捨てカイロ製造装置及び使い捨てカイロ製造方法
JP2004344328A (ja) * 2003-05-21 2004-12-09 Toa Kiko Kk 使い捨てカイロ、その製造方法及び製造装置
JP2006006527A (ja) * 2004-06-24 2006-01-12 Toa Kiko Kk 使い捨てカイロ及びその製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003334211A (ja) * 2002-05-20 2003-11-25 Maikooru Kk 足温用発熱体及び足温用発熱体の製造方法
JP2004248719A (ja) * 2003-02-18 2004-09-09 Toa Kiko Kk 使い捨てカイロ製造装置及び使い捨てカイロ製造方法
JP2004344328A (ja) * 2003-05-21 2004-12-09 Toa Kiko Kk 使い捨てカイロ、その製造方法及び製造装置
JP2006006527A (ja) * 2004-06-24 2006-01-12 Toa Kiko Kk 使い捨てカイロ及びその製造方法

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