WO2018142713A1 - Gant - Google Patents

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Publication number
WO2018142713A1
WO2018142713A1 PCT/JP2017/040653 JP2017040653W WO2018142713A1 WO 2018142713 A1 WO2018142713 A1 WO 2018142713A1 JP 2017040653 W JP2017040653 W JP 2017040653W WO 2018142713 A1 WO2018142713 A1 WO 2018142713A1
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WO
WIPO (PCT)
Prior art keywords
impact
glove
resistant pad
coating layer
adhesive
Prior art date
Application number
PCT/JP2017/040653
Other languages
English (en)
Japanese (ja)
Inventor
岸原　英敏
Original Assignee
ショーワグローブ株式会社
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 ショーワグローブ株式会社 filed Critical ショーワグローブ株式会社
Priority to EP17895320.4A priority Critical patent/EP3581048A4/fr
Priority to US16/480,443 priority patent/US20190387818A1/en
Publication of WO2018142713A1 publication Critical patent/WO2018142713A1/fr

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    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D19/00—Gloves
    • A41D19/0055—Plastic or rubber gloves
    • A41D19/0058—Three-dimensional gloves
    • A41D19/0065—Three-dimensional gloves with a textile layer underneath
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D19/00—Gloves
    • A41D19/001—Linings
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D19/00—Gloves
    • A41D19/015—Protective gloves
    • A41D19/01505—Protective gloves resistant to mechanical aggressions, e.g. cutting. piercing
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D19/00—Gloves
    • A41D19/015—Protective gloves
    • A41D19/01523—Protective gloves absorbing shocks or vibrations
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D31/00—Materials specially adapted for outerwear
    • A41D31/04—Materials specially adapted for outerwear characterised by special function or use
    • A41D31/24—Resistant to mechanical stress, e.g. pierce-proof
    • A41D31/245—Resistant to mechanical stress, e.g. pierce-proof using layered materials

Definitions

  • the present invention relates to a glove.
  • a glove having a high-strength protective part (impact-resistant pad) attached to the outside is known as a glove used in civil engineering and construction work (see Japanese Patent Application Laid-Open No. 2005-325456).
  • a protective part formed of resin or the like is bonded between the fingertip of the glove body constituted by the stretchable fiber material and the first joint of the finger and between adjacent joints of the finger. By doing so, the operator's hand is protected.
  • the present invention has been made in view of these circumstances, and an object of the present invention is to provide a glove having a relatively large impact strength pad and having excellent impact resistance, waterproofness and chemical resistance.
  • the invention made in order to solve the above-mentioned problems includes a stretchable fiber glove body, a coating layer that covers the outer surface of the glove body, mainly composed of synthetic resin or rubber, and a coating of the glove body.
  • a coating layer that covers the outer surface of the glove body, mainly composed of synthetic resin or rubber, and a coating of the glove body.
  • One or a plurality of impact-resistant pads mainly composed of synthetic resin or rubber, and an adhesive layer for bonding the coating layer and the impact-resistant pads, attached to at least a part of the outer surface of the back portion of the layer It is a glove provided.
  • the glove adheres a coating layer mainly composed of synthetic resin or rubber and an impact resistant pad mainly composed of synthetic resin or rubber via an adhesive layer.
  • the impact pad is firmly bonded to the glove body as compared with the case where the impact pad is bonded directly to the fiber glove body. it can. Therefore, since the glove does not easily peel off even if the impact-resistant pad is attached to the bent portion, the bent portion of the glove can be easily protected by the impact-resistant pad.
  • the glove covers the outer surface of the glove body with a coating layer. Moreover, since the impact-resistant pad is adhere
  • the said glove is excellent in waterproofness and chemical-resistance with this coating layer. Furthermore, since the glove does not need to use a suture thread, it is possible to suppress a decrease in wearing feeling due to irregularities due to the suture thread on the inner surface of the glove body.
  • the glove is a shock-resistant pad by using a moisture-curable urethane-based hot melt adhesive that is excellent in workability and adhesiveness to rubber and resin as an adhesive constituting the adhesive layer. The effect of preventing slippage and dropout can be enhanced.
  • the impact-resistant pad is provided on a location corresponding to at least one finger joint.
  • the protective effect can be enhanced by attaching the impact-resistant pad on the joint-corresponding portion of at least one finger.
  • the impact-resistant pad includes a base layer superimposed on the coating layer and a convex portion protruding from the outer surface of the base layer. In this way, by providing the impact resistant pad with the base layer and the convex portion, the impact resistance can be improved by the convex portion while maintaining the flexibility of the impact resistant pad by the base layer.
  • the average thickness of the base layer is preferably 0.1 mm or more and 1 mm or less.
  • the adhesive strength at 25 ° C. between the coating layer and the impact resistant pad is preferably 20 N / cm or more.
  • the adhesive layer has a higher adhesive strength, and the bent portion of the glove can be more easily protected by the impact resistant pad. .
  • the bending stress at the portion where the impact pad is attached is preferably 1.6 MPa or less.
  • the “main component” is a component having the largest content, for example, a component having a content of 50% by mass or more.
  • the “back side” refers to the side that covers the back of the hand when wearing gloves.
  • the “average thickness” is an average value of the values measured at 10 points on the distance from the outer surface to the inner surface by observing the cross section using a digital microscope (for example, “VHX-900” manufactured by Keyence Corporation). is there.
  • the “adhesive strength between the coating layer and the impact-resistant pad” means that a test piece having a width of 10 mm and a length of 60 mm including the adhesive portion between the coating layer and the impact-resistant pad is cut out and used.
  • the value obtained by arithmetically averaging the load values of the peaks of the peaks and the peaks of the valleys observed when the 180 ° peel test was performed at a tensile speed of 50 mm / min and a travel distance of 100 mm The value divided by the average width.
  • the bending stress at the part where the impact resistant pad is attached is determined by a three-point bending test in accordance with JIS-K-7171 (2008) using a test piece having a width of 10 mm cut from the coating layer to which the impact resistant pad is bonded. It can be calculated by doing.
  • the bending direction is the bending direction of the finger.
  • the thickness from the inner surface of the glove body to the outermost surface of the impact resistant pad is used.
  • the glove of the present invention has a relatively large adhesive strength of the impact-resistant pad and is excellent in impact resistance, waterproofness and chemical resistance.
  • FIG. 3 is a schematic cross-sectional view taken along the line AA of the glove of FIG. 2. It is the schematic diagram which looked at the glove of embodiment different from FIG. 1 from the back side.
  • the glove 10 shown in FIG. 1 includes a stretchable fiber glove body 1, a coating layer 2 that covers the outer surface of the glove body 1, and an outer surface side of a back side portion of the coating layer 2 of the glove body 1.
  • a plurality of impact resistant pads 3 attached to the finger portion, and an adhesive layer 4 for adhering the coating layer 2 and the impact resistant pad 3. 2 and 3 show an impact-resistant pad portion attached to the finger portion of the glove 10.
  • the glove body 1 is made by knitting or woven a fiber thread into a glove shape, and has elasticity.
  • the glove body 1 is preferably seamlessly knitted.
  • the glove body 1 is made by sewing two or more fabrics together.
  • the seam usually comes from the side of the glove or from the side to the palm side, and this seam opens a hole in the coating fabric such as the side of the glove or the palm surface where water pressure is easily applied during use, impairing waterproofness. There is a risk of being.
  • the glove body 1 seamless and coating the glove body 1 with the coating layer 2, it is possible to prevent the coating layer 2 from being damaged by sewing for forming a glove shape.
  • the glove body 1 covers a body part formed in a bag shape so as to cover the back and palm of the user's hand, a finger part extending from the body part so as to cover the user's finger, and a wrist of the user. It has a cylindrical skirt extending from the main body in the direction opposite to the finger.
  • the main body portion has a palm portion and a back portion, and the finger portions are a user's first finger (thumb), second finger (index finger), third finger (middle finger), fourth finger (ring finger) and It has the 1st finger part, the 2nd finger part, the 3rd finger part, the 4th finger part, and the 5th finger part which each cover a 5th finger (little finger).
  • the first to fifth finger portions are formed in a cylindrical shape with the fingertips closed.
  • the skirt has an opening through which a user can insert a hand.
  • the fibers constituting the glove body 1 are natural fibers such as cotton and hemp, polyamide fibers, polyester fibers, polypropylene fibers, rayon fibers, acrylic fibers, aramid fibers, high-strength polyethylene fibers, synthetic fibers such as polyurethane fibers, stainless steel, etc.
  • Metal fibers, inorganic fibers such as glass fibers, and conductive fibers may be used alone or in combination of two or more.
  • a composite yarn obtained by covering a stainless fiber with nylon or the like can be exemplified.
  • the fibers are selected according to functions such as heat retention, heat insulation, cut resistance, moisture retention and cushioning.
  • metal fibers such as stainless steel fibers, super strong polyethylene fibers, aramid fibers, and glass fibers can be selected.
  • the yarn composed of the above-mentioned fibers is not particularly limited, and spun yarn, crimped filament yarn, design yarn such as loop yarn and morne yarn, straight filament yarn, and the like can be used.
  • the lower limit of the average thickness of the glove body 1 is preferably 0.1 mm, more preferably 0.2 mm.
  • the upper limit of the average thickness of the glove body 1 is preferably 4 mm, and more preferably 3 mm. If the average thickness of the glove body 1 is less than the lower limit, the durability of the glove 10 may be reduced. On the contrary, when the average thickness of the glove body 1 exceeds the above upper limit, the thickness of the glove 10 is increased, so that the bending flexibility is lowered, so that the workability at the time of wearing may be lowered.
  • the average thickness of the glove body 1 (A in FIG. 3) is set such that, in the finger region of the glove, a 20 mm cut is made at an angle of approximately 45 degrees with respect to the finger longitudinal direction, and the cross section of this cut is 10 mm every 2 mm. Measure the location and calculate using the value.
  • the coating layer 2 covers the outer surface of the glove body 1. Specifically, the coating layer 2 covers the first coating layer 2a that covers the palm, back, and fingers of the outer surface of the glove body 1, and the palm and fingers of the outer surface of the first coating layer 2a. And a second coating layer 2b.
  • the coating layer 2 is not limited to the above two-layer structure, and may be a single layer or a multilayer of three or more layers. Further, “covering the outer surface of the glove body” is not limited to covering the entire glove body, but includes covering a part of the glove body, for example, a portion excluding the skirt as shown in FIG. It is a concept.
  • the coating layer 2 is mainly composed of synthetic resin or rubber.
  • the synthetic resin include polyvinyl chloride, polyurethane, polyvinylidene chloride, polyvinyl alcohol, chlorinated polyethylene, ethylene-vinyl alcohol copolymer, vinyl chloride-vinyl acetate copolymer, and a mixture thereof. .
  • polyvinyl chloride and polyurethane are preferable from the viewpoint of adhesive strength, and polyvinyl chloride is particularly preferable in terms of processing.
  • the rubber examples include natural rubber, isoprene rubber, acrylic rubber, chloroprene rubber, butyl rubber, butadiene rubber, fluorine rubber, styrene-butadiene copolymer, acrylonitrile-butadiene rubber, chlorosulfonated polyethylene, epichlorohydrin rubber, Examples thereof include urethane rubber, ethylene-propylene rubber, silicone rubber, and a mixture thereof.
  • natural rubber, isoprene rubber, chloroprene rubber, butadiene rubber, styrene-butadiene copolymer, and acrylonitrile-butadiene rubber are preferable.
  • Natural rubber and acrylonitrile-butadiene rubber are economical, processed, elastic, durable, It is particularly preferable in terms of weather resistance and the like. Further, acrylonitrile-butadiene rubber is particularly preferable from the viewpoint of oil resistance.
  • an antibacterial agent for example, an antibacterial agent, a crosslinking agent, a vulcanization accelerator, an anti-aging agent, a thickener, a plasticizer, a pigment, a foaming agent, a foam stabilizer, and the like may be added.
  • the material of the 1st coating layer 2a and the 2nd coating layer 2b may be the same, the characteristic of the said glove 10 can be made partially different by varying the material of these layers. Furthermore, the designability can be improved by changing the colors of the first coating layer 2a and the second coating layer 2b.
  • the coating layer 2 is preferably impregnated in the glove body 1 as shown in FIG.
  • the adhesive strength between the glove body 1 and the coating layer 2 is improved.
  • the lower limit of the average thickness of the first coating layer 2a is preferably 0.2 mm, and more preferably 0.3 mm.
  • the upper limit of the average thickness of the first coating layer 2a is preferably 2 mm, and more preferably 1.5 mm.
  • the lower limit of the average thickness of the second coating layer 2b (the same applies to B of FIG. 3 and the first coating layer 2a) is preferably 0.1 mm, and more preferably 0.2 mm.
  • the upper limit of the average thickness of the second coating layer 2b is preferably 2 mm, and more preferably 1.5 mm. If the average thickness of the first coating layer 2a or the second coating layer 2b is less than the lower limit, the strength of the coating layer 2 may be insufficient.
  • the average thickness of the first coating layer 2a or the second coating layer 2b exceeds the above upper limit, the bending flexibility of the glove 10 may be insufficient.
  • the average thickness of the coating layer 2 is a cut of 20 mm at an angle of about 45 degrees with respect to the longitudinal direction of the finger on the back side of the finger region of the glove, and the cross section of the cut is measured at 10 points every 2 mm. Calculate using the values.
  • the outer surface of the coating layer 2 to which the impact resistant pad 3 is attached should have a large surface roughness.
  • the adhesive strength between the adhesive layer 4 and the coating layer 2 is improved by the anchor effect.
  • a minimum of arithmetic mean roughness Ra of the surface of the above-mentioned field 0.05 ⁇ m is preferred and 0.1 ⁇ m is more preferred.
  • the upper limit of the arithmetic average roughness Ra of the surface of the region is preferably 1 ⁇ m, and more preferably 0.3 ⁇ m. If the arithmetic average roughness Ra of the surface of the region is less than the lower limit, the anchor effect of the adhesive layer 4 may not be sufficiently obtained.
  • the “arithmetic average roughness Ra” is a roughness curve obtained by using an optical interference type surface shape measuring instrument (for example, “Tarisurf CCI Lite” manufactured by Taylor Hobson, 20 ⁇ lens) with a cutoff of 0.08 mm. A portion having a reference length (0.83 mm) is extracted in the direction of the average line, and the absolute values of deviations from the average line of the extracted portion to the measurement curve are totaled.
  • the plurality of impact resistant pads 3 are attached to the finger portion of the outer surface side of the back side portion of the coating layer 2 of the glove body 1. Specifically, one impact-resistant pad 3 is attached to each finger (first finger, second finger, third finger, fourth finger, and fifth finger).
  • the impact-resistant pad 3 is bonded to the coating layer 2 through the adhesive layer 4. That is, the impact resistant pad 3 is not sewn. As shown in FIGS. 2 and 3, the impact resistant pad 3 includes a base layer 3 a that is superimposed on the coating layer 2, and a convex portion 3 b that protrudes from the outer surface of the base layer 3 a.
  • the impact-resistant pad 3 is attached to the entire longitudinal direction of each finger as shown in FIG. In other words, the plurality of impact-resistant pads 3 are also provided on portions corresponding to the joints of the respective fingers. Thus, the protective effect can be enhanced by providing the impact-resistant pad 3 on the portion corresponding to the finger joint.
  • Impact pad 3 is mainly composed of synthetic resin or rubber.
  • the synthetic resin include polyvinyl chloride, polyurethane, polyvinylidene chloride, polyvinyl alcohol, chlorinated polyethylene, ethylene-vinyl acetate copolymer, vinyl chloride-vinyl acetate copolymer, and a mixture thereof. .
  • polyvinyl chloride and polyurethane are preferable, and polyvinyl chloride is particularly preferable in terms of processing.
  • the rubber examples include natural rubber, isoprene rubber, acrylic rubber, chloroprene rubber, butyl rubber, butadiene rubber, fluorine rubber, styrene-butadiene copolymer, acrylonitrile-butadiene rubber, chlorosulfonated polyethylene, epichlorohydrin rubber, Examples thereof include urethane rubber, ethylene-propylene rubber, silicone rubber, and a mixture thereof.
  • natural rubber, isoprene rubber, chloroprene rubber, butadiene rubber, styrene-butadiene copolymer, and acrylonitrile-butadiene rubber are preferable.
  • Natural rubber and acrylonitrile-butadiene rubber are economical, processed, elastic, durable, It is particularly preferable in terms of weather resistance and the like. Further, acrylonitrile-butadiene rubber is particularly preferable from the viewpoint of oil resistance.
  • the impact resistant pad 3 may be added with a crosslinking agent, stabilizer, antibacterial agent, anti-aging agent, thickener, plasticizer, pigment, and the like.
  • the impact resistant pad 3 preferably contains a plasticizer from the viewpoint of improving moldability.
  • the plasticizer for example, a non-phthalic acid plasticizer is used.
  • the impact-resistant pad 3 contains a pigment from a viewpoint of a visibility improvement.
  • a plasticizer As a minimum of content of a plasticizer, 50 mass parts is preferred to 100 mass parts of the above-mentioned synthetic resin, and 60 mass parts is more preferred. On the other hand, as an upper limit of content of a plasticizer, 200 mass parts is preferable and 100 mass parts is more preferable. If the plasticizer content is less than the lower limit, the moldability improving effect and the bending flexibility improving effect may be insufficient. Conversely, if the plasticizer content exceeds the above upper limit, the hardness of the impact resistant pad 3 may be insufficient, or plasticizer bleeding may occur.
  • the base layer 3a and the convex part 3b may differ in each material, it is good to make the kind of synthetic resin the same at least. By making the kind of the synthetic resin the same, the base layer 3a and the convex portion 3b can be easily formed integrally. Moreover, the design property of the said glove 10 can be improved by making the kind of pigment contained in the base layer 3a and the convex part 3b differ. Furthermore, by making the hardness of the convex portion 3b smaller than that of the base layer 3a, it is possible to improve the impact resistance while maintaining the strength of the impact resistant pad 3.
  • the attached portion of the impact-resistant pad 3 has flexibility.
  • the lower limit of the bending stress at the attachment portion of the impact resistant pad 3 is not particularly limited, but is usually 0.1 MPa.
  • the base layer 3a has a strip shape, and the longitudinal direction coincides with the longitudinal direction of the finger of the glove 10.
  • the planar shape of the base layer 3a has a shape in which corners are rounded and the tip side of the finger bulges out in an arc shape in the width direction and the longitudinal direction. This bulging portion does not have the convex portion 3b, and covers the entire nail only with the base layer 3a.
  • the edge of the base layer 3a is offset outward from the edge of the convex part 3b.
  • the lower limit of the offset amount (S in FIG. 3) in the portion excluding the bulging portion is preferably 0.5 mm, and more preferably 1.0 mm.
  • the upper limit of the offset amount is preferably 3 mm, and more preferably 2.5 mm. If the offset amount is less than the lower limit, the adhesive strength may be insufficient. On the contrary, if the offset amount exceeds the upper limit, the width of the base layer 3a is widened, so that it is necessary to be attached with a relatively large curvature. .
  • the glove 10 adheres the impact resistant pad 3 to the coating layer 2 through the adhesive layer 4, it is not necessary to provide a gap for sewing on the base layer 3a. For this reason, since the said offset amount can be made comparatively small, the adhesive strength of an edge part cannot fall easily.
  • the base layer 3a can be thinned by its strong adhesive force. Thereby, the glove 10 can improve bending flexibility.
  • T1 of Drawing 3 As a minimum of average thickness (T1 of Drawing 3) of base layer 3a, 0.1 mm is preferred and 0.3 mm is more preferred.
  • the upper limit of the average thickness of the base layer 3a is preferably 1 mm, more preferably 0.8 mm, and even more preferably 0.7 mm.
  • the average thickness of the base layer 3a is less than the above lower limit, the impact resistance when a direct impact is applied to the base layer 3a may be insufficient, or the workability may be deteriorated and the productivity may be reduced. Conversely, if the average thickness of the base layer 3a exceeds the above upper limit, the bending flexibility of the glove 10 may be insufficient.
  • the lower limit of the hardness of the base layer 3a is preferably a measurement value of durometer hardness type A, preferably A30, and more preferably A40.
  • A80 is preferable and A70 is more preferable. If the hardness of the base layer 3a is less than the above lower limit, the impact resistance may be insufficient. Conversely, if the hardness of the base layer 3a exceeds the above upper limit, the bending flexibility of the glove 10 may be reduced.
  • the above hardness means a hardness measured in accordance with JIS-K6253-3 (2012) and ISO7619 (2010).
  • the lower limit of the arithmetic average roughness Ra of the inner surface of the base layer 3a is preferably 0.05 ⁇ m, and more preferably 0.1 ⁇ m.
  • the upper limit of the arithmetic average roughness Ra is preferably 1 ⁇ m, and more preferably 0.3 ⁇ m. If the arithmetic average roughness Ra is less than the lower limit, the anchor effect of the adhesive layer 4 may not be sufficiently obtained. Conversely, when the arithmetic average roughness Ra exceeds the upper limit, the adhesive layer 4 penetrates deep into the inner surface of the base layer 3a, so that the adhesive layer 4 becomes hard and the bending flexibility of the glove 10 may be reduced. There is.
  • the convex portion 3b is projected from the outer surface of the base layer 3a (the surface opposite to the glove body 1).
  • the convex portion 3b includes a plurality of V-shaped or U-shaped first valleys V1 along the longitudinal direction of the finger and a plurality of V-shaped or U-shaped second valleys perpendicular to the longitudinal direction. It is composed of a plurality of blocks divided by V2.
  • the convex portion 3b is a rectangular in plan view divided by two first trough portions V1 and a plurality of second trough portions V2 perpendicularly intersecting the two first trough portions V1 in plan view. Having a plurality of blocks.
  • each of the convex portions 3b is formed in a U-shape in plan view, is convex toward the outside in the longitudinal direction of the finger, and is disposed so as to face the other blocks so as to sandwich other blocks.
  • the rectangular blocks in plan view other than these blocks are arranged in three rows and at equal intervals in the longitudinal direction.
  • the bottom of the first trough portion V1 is higher than the outer surface of the base layer 3a, and the bottom of the second trough portion V2 coincides with the outer surface of the base layer 3a.
  • flexion flexibility can be improved, maintaining the impact resistance of the impact-resistant pad 3.
  • FIG. 3 The difference in height (T2 in FIG. 3) between the outer surface of the base layer 3a and the bottom of the first valley V1 can be, for example, 0.05 mm or more and 0.5 mm or less.
  • one of the second valleys V2 is disposed on the portion corresponding to the joint of the finger.
  • the block in the center row sandwiched between the two first valleys V1 has a larger thickness (projection amount) than the blocks in the both end rows (left and right rows).
  • column is trapezoid
  • column is triangular shape.
  • the length in the longitudinal direction of the convex portion 3b (the distance between the tip of the most distal block and the rear end of the most rear block) is, for example, 50% or more and 90% or less of the length of the finger portion. .
  • the length in the width direction of the convex portion 3b (distance between the left end of the block in the left column and the right end of the block in the right column) is, for example, 5% or more and 50% or less of the width of the finger unit.
  • the length in the longitudinal direction of the rectangular block in plan view can be, for example, 1 mm or more and 10 mm or less
  • the length in the lateral direction (width direction) can be, for example, 0.1 mm or more and 3 mm or less.
  • the hardness of convex part 3b As a minimum of the hardness of convex part 3b, A30 is preferred and A40 is more preferred.
  • A70 is preferable and A60 is more preferable.
  • strength may become inadequate that the hardness of the convex part 3b is less than the said minimum.
  • the hardness of the convex part 3b exceeds the said upper limit, there exists a possibility that a shock absorptivity may fall.
  • the lower limit of the maximum thickness of the impact-resistant pad 3 (T in FIG. 3, the thickness from the inner surface of the base layer 3a to the maximum protruding position of the convex portion 3b) is preferably 1 mm, and more preferably 3 mm.
  • the upper limit of the maximum thickness of the impact resistant pad 3 is preferably 9 mm, and more preferably 7 mm. If the maximum thickness of the impact resistant pad 3 is less than the lower limit, the impact resistance may be insufficient. Conversely, if the maximum thickness of the shock resistant pad 3 exceeds the above upper limit, the flexibility of the shock resistant pad 3 may be insufficient.
  • the adhesive layer 4 bonds the coating layer 2 and the impact resistant pad 3 together.
  • the adhesive layer 4 is disposed on the inner surface of the impact resistant pad 3, that is, the inner surface of the base layer 3a.
  • the adhesive layer 4 may be disposed on a part of the inner surface of the impact resistant pad 3, but is preferably disposed on the entire inner surface of the impact resistant pad 3 from the viewpoint of adhesive strength.
  • the adhesive constituting the adhesive layer 4 is a moisture-curing urethane hot melt adhesive.
  • the moisture-curing urethane hot melt adhesive is a solventless one-component adhesive mainly composed of a urethane prepolymer having an isocyanate group at the terminal.
  • Examples of the polyol used in the urethane prepolymer include polyester polyol, polyether polyol, polyalkylene polyol, and polycarbonate polyol.
  • Examples of the isocyanate group include aromatic diisocyanate compounds such as diphenylmethane diisocyanate and tolylene diisocyanate, and aliphatic diisocyanate compounds such as hexamethylene diisocyanate.
  • aromatic diisocyanate compounds such as diphenylmethane diisocyanate and tolylene diisocyanate
  • aliphatic diisocyanate compounds such as hexamethylene diisocyanate.
  • the moisture curable urethane hot melt adhesive may contain a curing catalyst such as a tin compound such as dibutyltin dilaurate, an organometallic catalyst such as a titanium compound, and a tertiary amine compound such as triethylamine or triethylenediamine.
  • a curing catalyst such as a tin compound such as dibutyltin dilaurate, an organometallic catalyst such as a titanium compound, and a tertiary amine compound such as triethylamine or triethylenediamine.
  • moisture-curing urethane hot melt adhesives include plasticizers, tackifiers, various fillers, pigments, waxes, moisture removers, storage stabilizers, antioxidants, carbon dioxide scavengers, etc. as necessary.
  • the additive may be included.
  • the moisture-curing urethane hot melt adhesive before curing is in a semi-crosslinked state, and is liquefied by heat and solidifies when cooled. Utilizing this property, adhesion using a moisture curable urethane hot melt adhesive is performed in the following procedure. First, a moisture-curing urethane hot melt adhesive is liquefied by heating and applied to one adhesive surface. Next, after application, the moisture-cured urethane hot melt adhesive that has solidified naturally is heated to re-liquefy. Finally, the other adhesive surface is overlaid and cooled while being pressurized. In this way, adherends can be bonded together.
  • urethane which is the main component of the moisture curable urethane hot melt adhesive, has an isocyanate group at the molecular end. This terminal isocyanate group reacts with moisture or the like present in the air to generate an unstable carbamic acid group. This carbamic acid group is further decomposed into amine and carbon dioxide. The produced amine quickly reacts with other isocyanate groups to form a urea bond and a crosslinked structure, and the urethane of the moisture-curing urethane hot melt adhesive is polymerized.
  • cross-linking the moisture curable urethane hot melt adhesive due to this property, the adhesive strength of the impact resistant pad 3 is increased, the chemical resistance is improved, and the decrease in the adhesive strength due to the chemical can be suppressed.
  • the lower limit of the average thickness (H in FIG. 3) of the adhesive layer 4 is preferably 0.05 mm, and more preferably 0.1 mm.
  • the upper limit of the average thickness of the adhesive layer 4 is preferably 0.5 mm, and more preferably 0.3 mm. If the average thickness of the adhesive layer 4 is less than the lower limit, the adhesive strength of the impact resistant pad 3 may be insufficient. Conversely, if the average thickness of the adhesive layer 4 exceeds the upper limit, the flexible flexibility of the glove 10 may be insufficient.
  • the lower limit of the thermal deformation temperature of the adhesive layer 4 after the moisture-curing urethane hot melt adhesive is cured is preferably 80 ° C, more preferably 100 ° C, and even more preferably 150 ° C. If the heat distortion temperature of the adhesive layer 4 is less than the lower limit, the adhesive portion between the coating layer 2 and the impact resistant pad 3 is likely to be deformed particularly in a high temperature environment, so that the adhesive strength is reduced. There is a fear.
  • the upper limit of the thermal deformation temperature of the adhesive layer 4 is not particularly limited, but can be, for example, 300 ° C.
  • the lower limit of the adhesive strength at 25 ° C. with the coating layer 2 and the impact resistant pad 3 is preferably 20 N / cm, more preferably 25 N / cm, and even more preferably 30 N / cm. If the adhesive strength at 25 ° C. between the coating layer 2 and the impact resistant pad 3 is less than the lower limit, the coating layer 2 and the impact resistant pad 3 may be peeled off when the glove is used.
  • the upper limit of the adhesive strength at 25 ° C. between the coating layer 2 and the impact resistant pad 3 is not particularly limited, but is, for example, about 70 N / cm.
  • the impact-resistant pad 3 Since the glove 10 adheres the impact-resistant pad 3 using a moisture-curing urethane hot melt adhesive, the impact-resistant pad 3 is not easily displaced or dropped off, and has excellent impact resistance.
  • the upper limit of the mean transmission force (Mean Transmitted Force) measured according to EN1621-1 is preferably 7 kN, more preferably 6 kN.
  • the lower limit of the average transmission force is not particularly limited, but is usually 0.1 kN.
  • the glove 10 includes, for example, a coating process for coating the outer surface of the glove body 1 with the coating layer 2, an impact-resistant pad molding process for molding the impact-resistant pad 3, and the outer surface of the back portion of the coating layer 2 of the glove body 1. And an attaching step of attaching the impact-resistant pad 3 to at least a part of the side through the adhesive layer 4.
  • a coating process for coating the outer surface of the glove body 1 with the coating layer 2 an impact-resistant pad molding process for molding the impact-resistant pad 3 and the outer surface of the back portion of the coating layer 2 of the glove body 1.
  • an attaching step of attaching the impact-resistant pad 3 to at least a part of the side through the adhesive layer 4.
  • the covering step the glove body 1 is covered with a hand mold, the composition for forming the coating layer 2 is applied to the outer surface of the glove body 1, and further dried to cover the glove body 1 with the coating layer 2.
  • a method for applying the composition a known method can be used. For example, a method of immersing the glove body 1 in the composition can be mentioned.
  • the coating layer 2 is a multilayer like FIG. 1, the said coating and drying are performed in multiple times, changing a composition.
  • the impact-resistant pad 3 is molded with a composition containing a synthetic resin.
  • a specific molding method includes, for example, a method in which the composition is poured into a mold and heat-molded.
  • the impact-resistant pad 3 has several parts (base layer 3a and convex part 3b) like FIG. 1, these may be shape
  • the impact-resistant pad 3 is bonded to the coating layer 2 via the adhesive layer 4.
  • the adhesive constituting the adhesive layer 4 a moisture curable urethane hot melt adhesive is used.
  • the attachment process includes an application process, a heating process, a bonding process, and a curing process.
  • a moisture-curing urethane hot melt adhesive is applied to the inner surface of the impact pad 3. Since the moisture-curable urethane hot melt is solid at room temperature (25 ° C.), the above application is performed by liquefying the adhesive by heating. Before applying the adhesive, the inner surface of the impact resistant pad 3 may be wiped with acetone or the like to degrease and increase the surface roughness of the inner surface of the impact resistant pad 3.
  • the lower limit of the heating temperature for liquefying the adhesive in the coating process is preferably 100 ° C, more preferably 110 ° C.
  • the upper limit of the heating temperature is preferably 160 ° C, more preferably 150 ° C.
  • the heating temperature is less than the lower limit, the moisture-curable urethane hot melt adhesive is insufficiently softened, and the application may be difficult.
  • the heating temperature exceeds the upper limit, the moisture-curing urethane hot melt adhesive is excessively cross-linked, and is cured before the impact-resistant pad 3 is bonded, making it difficult to bond the impact-resistant pad 3. There is a fear.
  • the heating time is not particularly limited as long as the adhesive is liquefied. For example, the heating time can be 1 minute or more and 24 hours or less.
  • the moisture curable urethane hot melt adhesive solidifies naturally. For this reason, the moisture hardening type urethane hot melt adhesive solidified in the heating step is heated to re-liquefy.
  • the lower limit of the heating temperature for re-liquefying the adhesive in the heating step is preferably 80 ° C., more preferably 100 ° C.
  • the upper limit of the heating temperature is preferably 150 ° C, more preferably 140 ° C.
  • the heating temperature is less than the lower limit, the moisture-curing urethane hot melt adhesive is insufficiently softened and the adhesive strength may be insufficient.
  • the heating temperature exceeds the upper limit, the glove body 1 may be deformed by heat depending on the material of the glove body 1.
  • the heating time is not particularly limited as long as the adhesive is liquefied.
  • the heating time can be 1 minute or more and 20 minutes or less.
  • the impact-resistant pad 3 is bonded to the coating layer 2 in a bonding process.
  • the coating layer 2 is superposed on the inner surface of the impact-resistant pad 3 through the moisture-curing urethane hot melt adhesive liquefied in the heating step, and cooled while being pressurized.
  • the lower limit of the pressure in the adhesion step preferably 0.025kg / cm 2, 0.05kg / cm 2 is more preferable.
  • the upper limit of the pressure is preferably 3kg / cm 2, 2kg / cm 2 is more preferable.
  • the pressurization time in the bonding step is preferably 3 seconds or more.
  • the upper limit of the pressurization time is not particularly limited, but is 10 minutes or less from the viewpoint of production efficiency.
  • pressurization is performed simultaneously with cooling, that is, without heating.
  • cooling performed simultaneously with pressurization may be performed compulsorily, it is preferable to use natural cooling in air from the viewpoint of manufacturing cost. That is, it is good to pressurize at normal temperature (for example, 25 degreeC).
  • the method for curing the moisture curable urethane hot melt adhesive is not particularly limited, and examples thereof include a method of allowing the moisture curable urethane hot melt adhesive to stand in the air, a method of adding moisture to the glove body 1 and the like. Among these, from the viewpoint of ease of production, a method of leaving in the air naturally is preferable.
  • the atmosphere at the time of curing the moisture-curable urethane hot melt adhesive by natural standing is preferably humid air. By leaving it in the humid air in this way, the moisture-curable urethane hot melt adhesive undergoes a crosslinking reaction with moisture, so that the adhesive strength is improved.
  • the lower limit of the curing time is preferably 15 hours, more preferably 20 hours. There exists a possibility that the improvement effect of adhesive strength may become inadequate that the said hardening time is less than the said minimum.
  • the upper limit of the curing time is not particularly limited, but one week is preferable from the viewpoint of production efficiency.
  • the lower limit of the air humidity during the curing is preferably 15%, more preferably 30%.
  • the upper limit of the humidity of air at the time of curing is preferably 95%, more preferably 90%.
  • the humidity is less than the lower limit, crosslinking of the moisture-curable urethane hot melt adhesive does not proceed sufficiently, and the effect of improving the adhesive strength may be insufficient.
  • the humidity exceeds the upper limit, the glove 10 needs to be dried due to condensation or the like, which may increase the manufacturing cost.
  • the temperature for curing the moisture curable urethane hot melt adhesive is not particularly limited as long as the crosslinking reaction proceeds, and can be, for example, 25 ° C. or more and 50 ° C. or less.
  • the glove 10 adheres the coating layer 2 mainly composed of synthetic resin or rubber and the impact resistant pad 3 mainly composed of synthetic resin or rubber via the adhesive layer 4.
  • the adhesion of the impact resistant pad 3 is an adhesion between resins, rubber or rubber and resin
  • the impact resistant pad 3 is compared with the case where the impact resistant pad 3 is directly adhered to the fiber glove body 1. Can be firmly bonded. Therefore, since the glove 10 is not easily peeled off even if the impact resistant pad 3 is attached to the bent portion, the bent portion of the glove 10 can be easily protected by the impact resistant pad 3.
  • the glove 10 covers the outer surface of the glove body 1 with the coating layer 2.
  • the impact-resistant pad 3 since the impact-resistant pad 3 is adhere
  • the glove 20 of FIG. 4 includes a stretchable fiber glove body 1, a coating layer 2 that covers the outer surface of the glove body 1, and an outer surface side of the back portion of the coating layer 2 of the glove body 1. Among them, a plurality of finger impact-resistant pads 3 attached to the finger portions and one upper impact-resistant pad 23 attached to the upper portion of the outer surface side of the back side portion of the coating layer 2 are provided.
  • the glove body 1, the coating layer 2, and the finger impact pad 3 of the glove 20 are the same as the glove body 1, the coating layer 2, and the impact pad 3 of the glove 10 of FIG. Therefore, the description is omitted.
  • the upper impact resistant pad 23 is attached to the upper portion of the outer surface side of the back side portion of the coating layer 2, and is adhered to the coating layer 2 through the adhesive layer 4 like the finger impact resistant pad 3. .
  • the upper impact resistant pad 23 includes a base layer 23a superimposed on the coating layer 2 and a convex portion 23b protruding from the outer surface of the base layer 23a.
  • the upper impact resistant pad 23 is mainly composed of synthetic resin or rubber. As this synthetic resin or rubber, the same resin as the finger impact pad 3 can be used. Further, the additive added to the upper impact resistant pad 23 can be the same as that of the finger impact resistant pad 3.
  • the base layer 23a has a plate shape, and is attached to the coating layer 2 via the adhesive layer 4 so as to cover the third joint of each finger and a part of the upper part.
  • the lower limit of the average thickness of the base layer 23a is preferably 0.1 mm, and more preferably 0.3 mm.
  • the upper limit of the average thickness of the base layer 23a is preferably 1 mm, and more preferably 0.8 mm.
  • the lower limit of the hardness of the base layer 23a As the lower limit of the hardness of the base layer 23a, A40 is preferable, and A50 is more preferable.
  • A80 As an upper limit of the hardness of the base layer 23a, A80 is preferable and A70 is more preferable. If the hardness of the base layer 23a is less than the above lower limit, the impact resistance may be insufficient. Conversely, if the hardness of the base layer 23a exceeds the above upper limit, the bending flexibility of the glove 20 may be reduced.
  • the arithmetic average roughness Ra of the inner surface of the base layer 23a (the surface on the glove body 1 side) can be the same as that of the base layer 3a of the finger impact pad 3.
  • one or a plurality of slits in the longitudinal direction of the finger may be formed in the base layer 23a. This slit can impart flexibility to the upper impact resistant pad 23.
  • the convex part 23b protrudes from the outer surface of the base layer 23a.
  • the hardness of convex part 23b As a minimum of the hardness of convex part 23b, A30 is preferred and A40 is more preferred. On the other hand, as an upper limit of the hardness of the convex part 23b, A70 is preferable and A60 is more preferable. When the hardness of the convex part 23b is smaller than the said minimum, there exists a possibility that intensity
  • the lower limit of the maximum thickness of the upper impact resistant pad 23 is preferably 2 mm, and more preferably 3 mm.
  • the upper limit of the maximum thickness of the upper impact resistant pad 23 is preferably 9 mm, and more preferably 7 mm. If the maximum thickness of the upper impact resistant pad 23 is less than the above lower limit, the impact resistance may be insufficient. Conversely, if the maximum thickness T of the upper impact resistant pad 23 exceeds the upper limit, the flexibility of the upper impact resistant pad 23 may be insufficient.
  • the glove 20 includes the upper impact resistant pad 23 in addition to the finger impact resistant pad 3, the user's hand can be more reliably protected.
  • the present invention is not limited to the above-described embodiment, and can be implemented in a mode in which various changes and improvements are made in addition to the above-described mode.
  • the impact-resistant pad of the finger portion is attached to the entire longitudinal direction of each finger portion, but the impact-resistant pad of the finger portion is not limited to this.
  • the impact-resistant pad of the finger may be attached so as to cover only the first joint, the second joint, or a combination thereof of each finger, or between the tip of the finger and the first joint, You may attach so that it may cover only between 1 joint and 2nd joint, between 2nd joint and 3rd joint, or these combination parts.
  • the impact resistant pad covers a plurality of spaced apart portions
  • the impact resistant pad is formed of a plurality of blocks (divided base layer and convex portion) corresponding to the covered portion.
  • the impact-resistant pad of the finger portion has been described as having a bulging portion that covers the entire nail on the tip side of the finger, but this bulging portion is not an essential component and can be omitted. . That is, the impact-resistant pad of the finger portion may have a band plate shape that does not have a bulging portion.
  • At least a finger is provided with an impact-resistant pad
  • the glove of the present invention has an impact-resistant pad attached to at least a part of the outer surface side of the back side portion of the coating layer of the glove body. What does not need to be provided with an impact-resistant pad on the finger portion is also within the intended range of the present invention.
  • an impact-resistant pad when attaching an impact-resistant pad to a finger part, it is not necessary to attach an impact-resistant pad to all the finger parts.
  • a plurality of impact-resistant pads may be attached to the upper part.
  • the glove may further include an impact resistant pad attached at a position different from the finger impact resistant pad and the upper impact resistant pad.
  • the impact-resistant pad is attached to the outer surface side of the coating layer, and a part thereof may be directly attached to the glove body. That is, a part of the impact resistant pad may be attached to a region where the coating layer on the back side of the glove body does not exist, for example. However, it is preferable that the entire surface of the impact resistant pad is attached to the coating layer. Attaching the entire surface of the impact-resistant pad to the coating layer provides a stronger adhesive strength because the adhesive layer is thinner and can be bonded uniformly.
  • the shape of the impact-resistant pad in the present invention is not limited to that of the above embodiment, and can be arbitrarily designed, and it is not always necessary to have a base layer and a convex portion. Moreover, when an impact-resistant pad is provided with a base layer and a convex part, a convex part does not need to be comprised from a some block.
  • the glove body may be composed of an inner glove and an outer glove.
  • the inner glove can be formed by knitting fiber yarn, for example, and the outer glove is laminated on the outer surface of the base material knitted with fiber yarn as described above, for example, with rubber or resin. And having a coating layer as a main component.
  • Example 1 (Gloves body) First, using a 13G glove knitting machine “N-SFG” manufactured by Shima Seiki Co., Ltd., a woolen nylon double yarn (24 filaments per piece, 77 dtex in thickness) was knitted and aligned to create a glove body. .
  • shock pad A compound in which 100 parts by mass of a non-phthalic acid plasticizer and a pigment are mixed with 100 parts by mass of polyvinyl chloride as a synthetic resin is poured into a mold and dried by heating at a temperature of 250 ° C. for 1 minute. Part was molded. Next, a compound obtained by mixing 100 parts by mass of a non-phthalic acid plasticizer and a pigment with respect to 100 parts by mass of polyvinyl chloride is poured onto the convex part, and is heated and dried at a temperature of 180 ° C. for 15 minutes. The base layer was integrally formed with the convex portion. After cooling, the mold was released from the mold to obtain an impact resistant pad. The average thickness of the base layer of this shock resistant pad was 0.7 mm.
  • an aromatic moisture-curing urethane-based hot melt adhesive (“PUR703.5” manufactured by KLIBERIT Co., Ltd.) is heated to 130 ° C. and liquefied, and a roll coater (“R2” manufactured by Epic) is used. The film was applied to the entire inner surface of the impact resistant pad so that the thickness was 0.15 mm.
  • Examples 2 to 6, Comparative Examples 1 to 3 Gloves of Examples 2 to 6 and Comparative Examples 1 to 3 were obtained in the same manner as in Example 1 except that the adhesive shown in Table 2 and the synthetic resin for the impact resistant pad were used.
  • “PUR717.1” manufactured by Kleiberit Co., Ltd. was used for the aliphatic moisture-curable urethane-based hot melt adhesive
  • “G350” manufactured by Konishi Co., Ltd. was used for the urethane-based thermoplastic elastomer.
  • synthetic rubber acrylonitrile-butadiene rubber was used.
  • the adhesive strength was evaluated for Examples 1 to 6 and Comparative Examples 1 to 3.
  • the adhesive strength was determined by cutting out a test piece having a width of 10 mm and a length of 60 mm including the adhesion portion between the coating layer and the impact resistant pad, and using this test piece, a tensile speed of 50 mm / min and a travel distance of 100 mm.
  • a tensile speed was calculated by dividing the arithmetic average of the load values of the peaks of the peaks and the peaks of the valleys observed when the 180 ° peel test was conducted by the average width of the bonded portion.
  • adhesive strength is 20 N / cm or more, it can be judged that it is excellent in adhesive strength. The results are shown in Table 2.
  • Examples 1 to 6 using a moisture-curing urethane hot melt adhesive as the adhesive have an adhesive strength of 20 N / cm or more, and are excellent in adhesive strength.
  • Comparative Examples 1 to 3 using a urethane-based thermoplastic elastomer as an adhesive have an adhesive strength of less than 20 N / cm and are inferior in adhesive strength. From this, it can be seen that high adhesive strength can be obtained by using a moisture-curable urethane-based hot melt adhesive as the adhesive.
  • Examples 1 to 3 using an aromatic moisture-curable urethane hot melt adhesive were compared with Examples 4 to 6 using an aliphatic moisture-curable urethane hot melt adhesive,
  • an example using an aromatic moisture-curing urethane hot melt adhesive has excellent adhesive strength, and the impact pad made of synthetic rubber In the case where is used, both are equivalent. From this, it can be seen that it is better to use an aromatic moisture-curable urethane-based hot melt adhesive.
  • Example 1 has an adhesive strength of 20 N / cm or more after immersion in chemicals, and there is little decrease from the adhesive strength without immersion. From this, it can be seen that a glove using a moisture-curable urethane-based hot melt adhesive as the adhesive is excellent in chemical resistance.
  • Example 4 In Example 1, the impact resistant pad was attached by sewing instead of attaching an aromatic moisture-curing urethane hot melt adhesive. In this way, a glove of Comparative Example 4 was obtained.
  • Example 1 No generation of bubbles Comparative Example 4: Generation of bubbles
  • the glove of Example 1 in which the impact-resistant pad is attached using a moisture-curing urethane hot melt adhesive has no pinholes and is excellent in chemical resistance and waterproofness.
  • the glove of the comparative example 4 which attached the impact-resistant pad by sewing has a pinhole, it is inferior to chemical resistance and waterproofness.
  • Example 7 A glove of Example 7 was obtained in the same manner as Example 1 except that the thickness of the base layer of the impact resistant pad was 1.4 mm.
  • Reference Example 1 A glove of Reference Example 1 was obtained in the same manner as in Example 1 except that the impact-resistant pad was not adhered. That is, the glove of Reference Example 1 is a glove having only a coating layer and no shock-resistant pad.
  • Example 1 Example 7 and Reference Example 1 were evaluated for bending flexibility.
  • the bending flexibility was determined by performing a three-point bending test in accordance with JIS-K-7171 (2008) using a test piece having a width of 10 mm cut from a coating layer to which an impact-resistant pad was bonded.
  • the bending direction for obtaining the bending stress was the bending direction of the finger.
  • the thickness in the three-point bending test the thickness from the inner surface of the glove body to the outer surface of the base layer (C in FIG. 3) was used. The smaller the value of this bending stress, the better the bending flexibility. The results are shown in Table 4.
  • total of the average thickness refers to the average thickness of the glove impact pad attached portion, and is the average thickness from the inner surface of the glove body to the outer surface of the base layer.
  • Example 1 whose average thickness of a base layer is 1 mm or less has a bending stress lower than Example 7 whose average thickness of a base layer is more than 1 mm, and it does not have an impact-resistant pad from the result of sensory evaluation.
  • the same softness as in Reference Example 1 is obtained. That is, it can be seen that the flex flexibility of the impact resistant pad can be further improved by setting the average thickness of the base layer to 1 mm or less.
  • the average transmission force of the glove of Example 1 was measured according to EN1621-1. When the average transmission force is 7 kN or less, it can be determined that the impact resistance is excellent. The measurement result of the glove of Example 1 was 5.5 kN, and it was confirmed that it was excellent in impact resistance.
  • the glove of Example 1 is considered to have excellent impact resistance because the impact resistant pad is bonded to the impact resistant pad using a moisture-curable urethane-based hot melt adhesive, so that the impact resistant pad is hardly displaced or dropped off.
  • the glove of the present invention has a relatively large adhesive strength of the impact resistant pad and is excellent in impact resistance, waterproofness and chemical resistance.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Gloves (AREA)

Abstract

Le but de la présente invention est de fournir un gant dont la force d'adhérence par rapport à un tampon résistant aux chocs est relativement grande, et qui présente une excellente résistance aux chocs, une excellente propriété d'imperméabilité et une excellente résistance chimique. Le gant selon la présente invention est pourvu : d'un corps de gant constitué d'une fibre étirable ; d'une couche de revêtement qui recouvre la surface extérieure du corps de gant et qui est principalement constituée d'une résine synthétique ou de caoutchouc ; d'au moins un coussinet résistant aux chocs qui est fixé à au moins une partie du côté de la surface extérieure d'une partie dorsale de la couche de revêtement sur le corps de gant, et qui est principalement constitué d'une résine synthétique ou d'un caoutchouc ; et d'une couche adhésive pour l'assemblage de la couche de revêtement et du coussinet résistant aux chocs, la couche adhésive étant composée d'un adhésif thermofusible à base d'uréthane durcissant à l'humidité. Il est souhaitable que le coussinet résistant aux chocs soit fixé à une zone située au-dessus d'au moins une articulation de doigt. Il est également souhaitable que le coussinet résistant aux chocs soit pourvu : d'une couche de base superposée sur la couche de revêtement ; et d'une saillie disposée sur la surface extérieure de la couche de base de façon à faire saillie de celle-ci. La couche de base a de préférence, une épaisseur moyenne de 0,1 à 1,0 mm.
PCT/JP2017/040653 2017-02-06 2017-11-10 Gant WO2018142713A1 (fr)

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JP2017019823A JP6927562B2 (ja) 2017-02-06 2017-02-06 手袋

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Publication number Priority date Publication date Assignee Title
US11712075B2 (en) 2019-02-25 2023-08-01 Rawlings Sporting Goods Company, Inc. Glove with elastic wristband

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DE102019214140B4 (de) * 2019-09-17 2023-11-02 Adidas Ag Handschuh, insbesondere Torwarthandschuh
US11350683B2 (en) * 2020-01-31 2022-06-07 Superior Glove Works Limited Dorsal protection for gloves
KR102545855B1 (ko) * 2023-01-13 2023-06-21 주식회사 가드원 안전장갑 및 이의 제조방법

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JPH0693503A (ja) * 1991-12-05 1994-04-05 S T Chem Co Ltd 手袋及びその製造方法
JPH07252708A (ja) * 1994-03-11 1995-10-03 Okura Ind Co Ltd 作業用手袋
JP2005325456A (ja) 2004-05-12 2005-11-24 Tadaaki Kanehira 防護用作業手袋
JP2008514467A (ja) * 2004-09-30 2008-05-08 アンセル・ヘルスケア・プロダクツ・エルエルシー ライナーにより接着支持されたポリマーシェルおよび製造方法
US20160120242A1 (en) * 2014-11-05 2016-05-05 Ansell Limited Glove having two-dimensional injection molded components

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JPH0693503A (ja) * 1991-12-05 1994-04-05 S T Chem Co Ltd 手袋及びその製造方法
JPH07252708A (ja) * 1994-03-11 1995-10-03 Okura Ind Co Ltd 作業用手袋
JP2005325456A (ja) 2004-05-12 2005-11-24 Tadaaki Kanehira 防護用作業手袋
JP2008514467A (ja) * 2004-09-30 2008-05-08 アンセル・ヘルスケア・プロダクツ・エルエルシー ライナーにより接着支持されたポリマーシェルおよび製造方法
US20160120242A1 (en) * 2014-11-05 2016-05-05 Ansell Limited Glove having two-dimensional injection molded components

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US11712075B2 (en) 2019-02-25 2023-08-01 Rawlings Sporting Goods Company, Inc. Glove with elastic wristband

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US20190387818A1 (en) 2019-12-26
EP3581048A1 (fr) 2019-12-18
EP3581048A4 (fr) 2021-05-05
JP6927562B2 (ja) 2021-09-01
JP2018127726A (ja) 2018-08-16

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