US20180134484A1 - Film storage container, film, film roll, and film storage body - Google Patents

Film storage container, film, film roll, and film storage body Download PDF

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Publication number
US20180134484A1
US20180134484A1 US15/572,911 US201615572911A US2018134484A1 US 20180134484 A1 US20180134484 A1 US 20180134484A1 US 201615572911 A US201615572911 A US 201615572911A US 2018134484 A1 US2018134484 A1 US 2018134484A1
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United States
Prior art keywords
film
main body
container main
cutting
pull
Prior art date
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Abandoned
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US15/572,911
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English (en)
Inventor
Yoshihiro Asada
Aritaka UEDA
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Asahi Kasei Corp
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Asahi Kasei Corp
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Assigned to ASAHI KASEI KABUSHIKI KAISHA reassignment ASAHI KASEI KABUSHIKI KAISHA ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: ASADA, YOSHIHIRO, UEDA, Aritaka
Publication of US20180134484A1 publication Critical patent/US20180134484A1/en
Abandoned legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/67—Containers, packaging elements or packages, specially adapted for particular articles or materials for web or tape-like material
    • B65D85/671—Containers, packaging elements or packages, specially adapted for particular articles or materials for web or tape-like material wound in flat spiral form
    • B65D85/672—Containers, packaging elements or packages, specially adapted for particular articles or materials for web or tape-like material wound in flat spiral form on cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/38—Devices for discharging contents
    • B65D25/52—Devices for discharging successive articles or portions of contents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D5/00—Rigid or semi-rigid containers of polygonal cross-section, e.g. boxes, cartons or trays, formed by folding or erecting one or more blanks made of paper
    • B65D5/42—Details of containers or of foldable or erectable container blanks
    • B65D5/72—Contents-dispensing means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/08—Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession
    • B65D83/0805—Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession through an aperture in a wall
    • B65D83/0811—Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession through an aperture in a wall with means for assisting dispensing
    • B65D83/0835—Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession through an aperture in a wall with means for assisting dispensing the articles being pulled out of the container
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D83/00—Containers or packages with special means for dispensing contents
    • B65D83/08—Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession
    • B65D83/0805—Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession through an aperture in a wall
    • B65D83/0811—Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession through an aperture in a wall with means for assisting dispensing
    • B65D83/0841—Containers or packages with special means for dispensing contents for dispensing thin flat articles in succession through an aperture in a wall with means for assisting dispensing and for cutting interconnected articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D85/00—Containers, packaging elements or packages, specially adapted for particular articles or materials
    • B65D85/67—Containers, packaging elements or packages, specially adapted for particular articles or materials for web or tape-like material
    • B65D85/671—Containers, packaging elements or packages, specially adapted for particular articles or materials for web or tape-like material wound in flat spiral form

Definitions

  • the present invention relates to a film storage container, a film, a film roll, and a film storage body.
  • Film storage containers have been proposed to store a roll formed by winding a wrap film for food packaging, aluminum foil, a cooking sheet, a film for printing/plate making, or the like (hereinafter, collectively referred to as “film”) (for example, see Patent Documents 1 and 2).
  • Patent Document 1 Japanese Patent Application Laid-Open No. 2010-247873
  • Patent Document 2 Japanese Patent Application Laid-Open No. 03-288845
  • Patent Document 3 European Patent Publication No. 1270437
  • Patent Document 4 Pamphlet of International Publication No. 2012/157711
  • Patent Document 5 Japanese Patent Application Laid-Open No. 2014-141262
  • the invention is contrived in view of such circumstances, and an object thereof is to provide a film storage container such that it is possible to handle the container extremely safely, eliminate the burden of sorting in a case where the container is disposed of as waste, and reduce the effort and cost of manufacture.
  • Another object of the invention is to provide a film that is not cut from an end even when tension is applied thereto while enabling a user to start cutting the film stably with a small motion.
  • a film storage container includes: a container main body that has a storage space for storing a film roll therein; and a pull-out opening that is formed in the container main body in order to pull a film of the roll stored in the storage space to the outside of the container main body, the film is torn in a width direction that is substantially orthogonal to a direction of the pulling from the pull-out opening in a case where a tearing force is applied thereto, the container main body has a top plate, a front plate, a bottom plate, a pair of side plates, and a rear plate, a protruding piece for fixing the top plate is inserted into a space inside a main body part formed by the front plate, the bottom plate, the side plates, and the rear plate, and the pull-out opening is formed in the top plate.
  • a cut part may be formed in the top plate, and the protruding piece may be inserted into the cut part.
  • the film may not be necessarily provided with the cutting-start
  • a container main body formed in a substantially rectangular parallelepiped shape may be employed, and a pull-out opening may be formed to extend in the width direction in one of the six surfaces of the container main body.
  • a temporary holding part may be employed to make an adhesive force or a frictional force act on the film pulled to the outside of the container main body from the pull-out opening so as to temporarily hold the film.
  • the temporary holding part may be formed to extend in the width direction near the pull-out opening in one surface of the container main body.
  • an adhesive part may be employed to make an adhesive force act on the film pulled to the outside of the container main body from the pull-out opening.
  • an adhesive part formed of a varnish coating layer or a double-faced tape may be employed.
  • a friction part may be employed to make a frictional force act on the film pulled to the outside of the container main body from the pull-out opening.
  • a friction part formed of a rubber material may be employed.
  • a film according to the invention includes a cutting-starting point part that extends in a predetermined flow direction and is provided in a part other than an end part in a width direction that is substantially orthogonal to the flow direction.
  • a cutting-starting point part is formed at an end part in a width direction of a film
  • an unexpected situation may occur such as cutting of the film from the end part in the width direction when tension is applied to the film.
  • a cutting-starting point part is formed in a part other than an end part in a width direction of a film as in the invention, it is possible to prevent the occurrence of such a situation.
  • the end part in the width direction of the film may deform and may not function as a cutting-starting point part when tension is applied thereto.
  • gel fraction may be set to 10 to 60 wt %.
  • the film is easily cut with a small force of a finger or the like.
  • At least one perforation may be employed as the cutting-starting point part.
  • a part subjected to embossing may be employed as the cutting-starting point part.
  • the cutting-starting point part may be continuously provided in the flow direction near the end part in the width direction or in a substantially central part in the width direction. Particularly, the cutting-starting point part may be provided inside the end part in the width direction by 25 mm or greater (a position where a through mark is easily formed in the film by poking with a finger).
  • the invention also provides a film roll that is formed by winding the film.
  • the invention also provides a film storage body including: the film roll; and a container main body that has a storage space for storing the film roll therein.
  • the container main body may have a protrusion for assisting the cutting of the film of the film roll.
  • a container main body that has a rectangular parallelepiped-shaped storage chamber with an opened upper part that is formed by wall surfaces including a front plate, a bottom plate, a rear plate, and side plates, and a lid body that is formed by wall surfaces including a lid plate that is provided to be connected in such a direction as to cover the storage chamber from an upper edge of the rear plate, a covering lid piece that extends in such a direction as to cover the front plate from a front edge of the lid plate, and side covering lid pieces that are provided on both sides of the covering lid piece may be employed, and the protrusion may be provided at a tip edge part of the covering lid piece.
  • the container main body may not have a protrusion for assisting the cutting of the film of the film roll.
  • a container main body that has a pull-out opening that is formed in at least a part of the container main body in order to pull a film of the roll stored in the storage space to the outside of the container main body, and a temporary holding part that temporarily holds the film by making an adhesive force or a frictional force act on the film pulled to the outside of the container main body from the pull-out opening may be employed.
  • the film is preferably torn in a width direction that is substantially orthogonal to a flow direction as a pull-out direction from the pull-out opening in a case where a cutting force is applied from the cutting-starting point part as a starting point.
  • the invention it is possible to provide a film storage container such that it is possible to handle the container extremely safely, eliminate the burden of sorting in a case where the container is disposed of as waste, and reduce the effort and cost of manufacture. According to the invention, it is also possible to provide a film that is not cut from an end even when tension is applied thereto while enabling a user to start cutting the film stably with a small motion.
  • FIG. 1 is a diagram for explaining a configuration of a film according to an embodiment of the invention.
  • FIG. 2 is a development view of a film storage container according to the embodiment of the invention.
  • FIG. 3 is a perspective view of a film storage body according to the embodiment of the invention.
  • FIG. 4 is a diagram for explaining a protruding piece of the film storage container according to the embodiment of the invention.
  • FIG. 5 is a diagram for explaining a modification example of the protruding piece of the film storage container according to the embodiment of the invention.
  • FIG. 6 is a diagram for explaining a method of using the film storage body according to the embodiment of the invention.
  • FIG. 7 is a diagram for explaining a configuration of a film according to another embodiment of the invention.
  • FIG. 8 is a diagram for explaining a configuration of a film according to still another embodiment of the invention.
  • FIG. 9 is a diagram for explaining a configuration of a container main body of a film storage body according to still another embodiment of the invention.
  • FIG. 10 is a diagram for explaining a configuration of a protrusion of a container main body of a film storage body according to still another embodiment of the invention.
  • FIG. 11 is a diagram for explaining a configuration of a film storage body according to still another embodiment of the invention.
  • FIG. 12 is a diagram for explaining a configuration of a film storage body according to still another embodiment of the invention.
  • the film F extends in a predetermined flow direction, and has a cutting-starting point part S provided in a part other than an end part in a width direction that is substantially orthogonal to the flow direction.
  • the film F is torn in the width direction in a case where a cutting force is applied thereto from the cutting-starting point part S as a starting point.
  • the cutting-starting point part S is a weaker part than a part therearound, and thus serves as a starting point of cutting.
  • a cutting-starting point part S having a predetermined width is formed by continuously forming perforations (through-holes) H in the flow direction near an end part in the width direction of the film F.
  • the cutting-starting point part S is more likely to be in contact with a container, and thus it is possible to reduce an influence on drying of the content (for example, food).
  • an interval W between the end part in the width direction of the film F and the (central part of) cutting-starting point part S disposed near the end part in the width direction of the film F is preferably set to 25 mm or greater (for example, 30 to 40 mm) since a through mark is easily formed in the film F by poking the film with a finger.
  • the perforations H may be formed by cutting with a knife, punching with a heated needle, laser processing, or the like.
  • the width of the cutting-starting point part S is preferably 30 mm or less, and more preferably 10 mm or less.
  • non-through-holes may be formed in place of the through-holes.
  • a wrap film for food packaging that includes a polyolefin-based resin subjected to specific stretching or a specific crosslinking treatment may be employed.
  • the polyolefin-based resin is not particularly limited, and examples thereof include homopolymers of olefins or copolymers of two or more types of olefins such as polyethylene, polypropylene, polybutene, and poly(4-methylpentene), and copolymers of one or more types of olefins and a different type of component other than the olefins.
  • the polyolefin-based resins may be used singly or in combination of two or more types.
  • a film F satisfying the following conditions is preferably employed since it is possible to cut the film with high linearity.
  • the azimuthal distribution profile has four scattering peaks, (ii) an interval between neighboring scattering peaks of the four scattering peaks is 90° ⁇ 10°, (iii) an alignment component ratio R is 0.01 to 100, and (iv) an average area of the four scattering peaks is 1 to 89.
  • the “normal line direction of the film” is a direction perpendicular to a tangential plane at a point in a surface of the film F.
  • the transmission wide angle X-ray scattering of the film F may be measured through the following method. First, X-rays with a wavelength of 0.154 nm are allowed to enter in the normal line direction of the film F to measure the transmission wide angle X-ray scattering. In this case, a two-dimensional detector is used. In this measurement, air scattering correction is performed. Next, at a scattering angle (2 ⁇ ) of 20.9° to 21.8°, a scattering intensity profile is obtained with respect to an azimuth ( ⁇ ). In this case, the scattering intensity is standardized by Formula (1).
  • I ′( ⁇ ) I ( ⁇ ) ⁇ 360/ ⁇ 0 360 I ( ⁇ ) d ⁇ (1)
  • I( ⁇ ) represents an actually measured scattering intensity
  • I′( ⁇ ) represents a standardized scattering intensity
  • the azimuthal distribution profile preferably has four scattering peaks. Intervals between the four scattering peaks are preferably 90° ⁇ 10°, more preferably 90° ⁇ 8°, and even more preferably 90° ⁇ 5°.
  • the four scattering peaks are denoted by A, B, C, and D in ascending order of azimuth, and scattering peak areas thereof are denoted by SA, SB, SC, and SD.
  • SA scattering peak area
  • SB scattering peak area
  • SA scattering peak area
  • ⁇ 1 and ⁇ 2 are integral upper and lower limit values ( ⁇ 1 ⁇ 2). Further, ⁇ at which I′( ⁇ ) is at a minimum value, holding each scattering peak therebetween, is used.
  • the alignment component ratio R is defined by Formula (3).
  • the alignment component ratio R is preferably 0.01 to 100, more preferably 0.05 to 50, and even more preferably 0.1 to 10.
  • An average area S′ of the four scattering peaks is defined by Formula (4).
  • the average area S′ is preferably 1 to 89, more preferably 10 to 79, and even more preferably 20 to 69.
  • the gel fraction in the film F is preferably 10 to 60 wt % since the film is easily cut even with a small force of a finger or the like.
  • the gel fraction is more preferably 15 to 50 wt %, and most preferably 25 to 40 wt %.
  • FIGS. 2 to 5 a configuration of a film storage container 1 according to this embodiment will be described using FIGS. 2 to 5 .
  • the film storage container 1 is provided with a container main body 10 that has a storage space 10 a for storing a film roll R ( FIG. 3 ) formed by winding a film F therein, a pull-out opening 20 that is formed in the container main body 10 , and a temporary holding part 30 that temporarily holds the film F pulled to the outside of the container main body 10 from the pull-out opening 20 .
  • the film F of the film roll R stored in the film storage container 1 is configured such that in a case where a cutting force is applied from a cutting-starting point part S as a starting point, the film is torn in a width direction ( FIG.
  • a film storage body includes the container main body 10 of the film storage container 1 and the film roll R.
  • the container main body 10 has a front plate 11 , a bottom plate 12 , a top plate 13 , a pair of side plates 14 , and a rear plate 15 , and is formed in a substantially rectangular parallelepiped shape.
  • paste margin parts 11 a and 15 a are respectively connected that are pasted on inner surfaces of the side plates 14 .
  • the top plate 13 , the front plate 11 , the bottom plate 12 , and the rear plate 15 are connected in this order.
  • a rear inserting piece 16 is connected that is inserted to overlap with an inner surface of the rear plate 15 .
  • side inserting pieces 17 are connected that are inserted to overlap with the inner surfaces of the side plates 14 .
  • a cut part 18 into which a protruding piece 15 b provided in the rear plate 15 is inserted is formed in a substantially central part in the width direction of a border line L between the top plate 13 and the rear inserting piece 16 .
  • the protruding piece 15 b and the cut part 18 form a mechanism for preventing rise of the top plate 13 from the main body part when the film F is pulled from the pull-out opening 20 , and also preventing sinking of the top plate 13 associated with the use for a long period of time.
  • the container main body 10 is not provided with a protrusion for assisting the cutting of the film F of the film roll R.
  • cut parts 18 are provided in a substantially central part in the width direction of the border line L between the top plate 13 and the rear inserting piece 16 , and the protruding piece 15 b corresponding thereto is provided in the rear plate 15 .
  • the positions and numbers of the cut part and the protruding piece are not limited thereto.
  • cut parts 18 may be provided at border lines between a top plate 13 and a pair of side inserting pieces 17 , respectively, and protruding pieces 14 a corresponding thereto may be provided in side plates 14 , respectively.
  • the material of the container main body 10 is not particularly limited, and examples thereof include plastic, metal, wood, cardboard, paperboard, and combinations thereof. Among these, a cardboard having a thickness of 2 to 3 mm is preferably employed since it is possible to secure rigidity and strength even in a case where the container main body 10 has a relatively large size.
  • the pull-out opening 20 is formed to pull the film F of the film roll R stored in the storage space 10 a of the container main body 10 to the outside of the container main body 10 .
  • the pull-out opening 20 is formed to extend in the width direction in one (top plate 13 ) of the six surfaces of the container main body 10 .
  • a belt-like bending part 21 that bends with a bending line 21 a as a center as illustrated in FIG. 3 is formed by making a cut in the top plate 13 of the container main body 10 , and the pull-out opening 20 is opened by bending the bending part 21 upward.
  • the temporary holding part 30 makes an adhesive force act on the film F pulled to the outside of the container main body 10 from the pull-out opening 20 to temporarily hold the film F.
  • the temporary holding part 30 is formed to extend in the width direction near the pull-out opening 20 on one surface (top plate 13 ) of the container main body 10 .
  • the temporary holding part 30 is an adhesive part that makes an adhesive force act on the film F pulled to the outside of the container main body 10 from the pull-out opening 20 .
  • the adhesive part may be a part that makes an adhesive force act on the film F.
  • the adhesive part may be formed of a varnish coating layer formed by applying and drying crosslinkable curing varnish.
  • the crosslinkable curing varnish for example, ultraviolet (UV) curing varnish may be employed.
  • the type of the UV curing varnish is not particularly limited, and for example, a radical polymerization type, an addition polymerization type, a cationic polymerization type, or the like may be employed.
  • the adhesive part may be formed using various adhesives such as acrylic adhesives and urethane-based adhesives (for example, a UV-crosslinking curable acrylic ester resin).
  • One surface of a belt-like double-faced tape may be adhered to the top plate 13 of the container main body 10 to allow the other surface of the double-faced tape to function as the adhesive part.
  • a friction part that makes a frictional force act on the film F may be employed as the temporary holding part 30 .
  • the friction part may be formed of, for example, a rubber material.
  • a user grips an end part in a pull-out direction of the film F of the film roll R stored in the storage space 10 a of the container main body 10 of the film storage container 1 by hand, pulls a predetermined length of the film from the pull-out opening 20 formed in one surface (top plate 13 ) of the container main body 10 , and makes an adhesive force act on a lower surface of the pulled film F by the temporary holding part 30 as illustrated in FIG. 6 to temporarily hold the film F. Accordingly, it is possible to temporarily suppress the pulling-out of the film F from the pull-out opening 20 .
  • the user pokes a part of the cutting-starting point part S on a downstream side of the part on which the adhesive force acts in the film F with a finger of the other hand as illustrated in FIG. 6 , to form a through mark. Accordingly, the film F is torn in the width direction from the through mark as a starting point.
  • the film may be cut from the cuts as a starting point at the end part in the width direction when tension is applied thereto during the pulling-out of the film from the pull-out opening 20 or the temporary holding by the temporary holding part 30 .
  • the film F is not cut from the cuts as a starting point at the end part in the width direction even when pull-out or temporary holding tension is applied thereto.
  • the film may be cut only from a place where the cuts are formed, and thus the amount of the film may not be freely determined.
  • the film F has advantages in that it is possible to freely determine a place where the film is to be torn (a location where a through mark is to be formed), and therefore it is possible to freely determine the amount of the film F.
  • the film storage container 1 it is possible to temporarily hold the film F pulled to the outside of the container main body 10 from the pull-out opening 20 by making an adhesive force act on the film F by the temporary holding part 30 (the pulling-out of the film F from the pull-out opening 20 is temporarily suppressed).
  • the film F in the width direction by hand without using a blade or a sliding cutter for cutting the film F. Therefore, the film storage container 1 is handled extremely safely, and it is possible to eliminate the burden of sorting in a case where the container is disposed of as waste, and reduce the effort and cost of manufacture of the container.
  • the film storage container 1 in a case where the film F is pulled from the pull-out opening 20 formed in the top plate 13 of the container main body 10 , it is possible to fix the top plate 13 to the main body part (formed by the front plate 11 , the bottom plate 12 , the side plates 14 , and the rear plate 15 ). Accordingly, it is possible to prevent rise of the top plate 13 when the film F is pulled, and prevent sinking of the top plate 13 associated with the use for a long period of time. In addition, even in a case where the adhesive force acting on the film F by the temporary holding part 30 is relatively large, it is possible to prevent rise of the top plate 13 .
  • the cutting-starting point part S is formed in a part other than an end part in a width direction (near the end part), it is possible to easily cut the film by hand.
  • the film F having the cutting-starting point part S in a part other than an end part in a width direction as in this embodiment can be cut with a relatively small motion.
  • a cutting-starting point part is formed at an end part in a width direction of a film
  • an unexpected situation may occur such as cutting of the film from the end part in the width direction when tension is applied to the film.
  • the cutting-starting point part S is formed in a part other than the end part in the width direction of the film F as in this embodiment, it is possible to prevent the occurrence of such a situation.
  • the end part in the width direction of the film may deform and may not function as a cutting-starting point part when tension is applied thereto.
  • the cutting-starting point part S is formed by forming the perforations (through-holes) H.
  • the configuration of the cutting-starting point part is not limited thereto.
  • a cutting-starting point part S having a predetermined width may be formed by continuously performing embossing in a flow direction near an end part in a width direction of a film F.
  • the cutting-starting point part S has a non-through structure as described above, it is possible to prevent a product (for example, food) that is covered with the film F from being dried.
  • scratches may be randomly generated in place of embossing.
  • the depth of a scratch is preferably set to approximately 1% to 50% of the thickness of the film F.
  • a part that becomes weak by scraping with a file-like object may serve as a cutting-starting point part.
  • a belt-like part that has a predetermined width and a set thickness and is thinner than the periphery thereof may be formed near the end part in the width direction of the film F, and this thin belt-like part may be allowed to serve as a cutting-starting point part.
  • the temporary holding part 30 is formed to temporarily hold the film F, in place of a protrusion for assisting the cutting of the film F in the container main body 10 .
  • the configuration of the container main body 10 is not limited thereto.
  • a container main body 10 A having a rectangular parallelepiped-shaped storage chamber 20 A with an opened upper part and a lid body 30 A that covers the storage chamber 20 A may be employed.
  • the storage chamber 20 A may be formed by wall surfaces including a front plate 21 A, a bottom plate 22 A, a rear plate 23 A, and side plates 24 A.
  • the lid body 30 A may be formed by wall surfaces including a lid plate 31 A that is provided to be connected in such a direction as to cover the storage chamber 20 A from an upper edge of the rear plate 23 A, a covering lid piece 32 A that extends in such a direction as to cover the front plate 21 A from a front edge of the lid plate 31 A, and side covering lid pieces 33 A that are provided on both sides of the covering lid piece 32 A.
  • the container main body 10 A may be provided with a protrusion for assisting the cutting of the film F of the film roll R in place of the temporary holding part 30 .
  • the material of the container main body 10 A is not particularly limited, and examples thereof include plastic, metal, wood, cardboard, paperboard, and combinations thereof. Among these, a paperboard is preferable in view of ease of use.
  • This paperboard has a thickness of 0.35 to 1.50 mm, and in general, the larger the thickness, the higher the rigidity, strength, and solidity of the container main body 10 A.
  • the thickness is more preferably 0.35 to 0.80 mm since bending processing is easily performed.
  • FIGS. 10( a ) to 10( g ) Examples of the shape of a protrusion P are illustrated in FIGS. 10( a ) to 10( g ) .
  • a position where the protrusion P is to be attached is not particularly limited as long as it is possible to easily cut the film F.
  • the protrusion may be provided at a tip edge part of the covering lid piece 32 A of the lid body 30 A.
  • the material of the protrusion P is not particularly limited, and examples thereof include ester-based polymers such as aromatic ester polymers and aliphatic ester polymers such as lactic acid-based polymers, polymeric materials such as ethylene-based polymers, propylene-based polymers, styrene-based polymers, and amide-based polymers, vulcanized paper, resin-impregnated hard paper, abrasive grains, abrasive grain fixing paper, and tin.
  • ester-based polymers such as aromatic ester polymers and aliphatic ester polymers
  • polymeric materials such as ethylene-based polymers, propylene-based polymers, styrene-based polymers, and amide-based polymers
  • vulcanized paper resin-impregnated hard paper
  • abrasive grains abrasive grain fixing paper
  • tin tin.
  • lactic acid-based polymers are more preferable since these are of a circulating type and are eco-
  • the film storage container may be provided with both of the temporary holding part 30 and the protrusion P for assisting the cutting of the film F of the film roll R.
  • a film storage container 1 A obtained by slightly deforming the film storage container 1 illustrated in FIGS. 3 and 4 (the pull-out opening 20 faces the protruding piece 15 b, and the temporary holding part 30 is moved toward the protruding piece 15 b : see FIG. 11 ) may be employed, and a protrusion P may be disposed at two places on the left and right of the protruding piece 15 b.
  • a tin saw blade having a length of approximately 2 to 4 cm may be employed as the protrusion P.
  • FIG. 1 A obtained by slightly deforming the film storage container 1 illustrated in FIGS. 3 and 4 (the pull-out opening 20 faces the protruding piece 15 b, and the temporary holding part 30 is moved toward the protruding piece 15 b : see FIG. 11 ) may be employed, and a protrusion P may be disposed at two
  • a protrusion P may be disposed at two places on the left and right of the protruding piece 15 b in a manner such that the protrusion P is fixed to two places on left and right sides in an upper end part of thick paper 40 having a cutout part 41 formed by cutting out a part corresponding to the protruding piece 15 b, and the thick paper 40 is inserted into the film storage container 1 A (between the plate 15 and the inserting piece 16 ).
  • a film storage container 1 B may be employed in which cut parts 18 are provided at border lines between a top plate 13 and a pair of side inserting pieces 17 , respectively, and protruding pieces 14 a corresponding thereto are provided in side plates 14 , respectively.
  • a protrusion P for example, a tin saw blade
  • FIG. 12 a protrusion P may be disposed over the entire width of an upper end part of a plate 15 .
  • the protrusion P may be disposed over the entire width of the upper end part of the plate 15 in a manner such that the protrusion P is fixed to an upper end part of thick paper 50 having substantially the same shape as the plate 15 , and the thick paper 50 is inserted into the film storage container 1 B (between the plate 15 and the inserting piece 16 ).
  • the invention is applied to a wrap film for food packaging, but the invention may be applied to films for other use (for example, films for medical use, agricultural use, or packing use).
  • the container main body 10 ( 10 A) for storing the film roll R may be omitted.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cartons (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)
  • Packages (AREA)
US15/572,911 2015-05-15 2016-05-13 Film storage container, film, film roll, and film storage body Abandoned US20180134484A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2015-099818 2015-05-15
JP2015099818 2015-05-15
JP2015117652 2015-06-10
JP2015-117652 2015-06-10
PCT/JP2016/064291 WO2016186026A1 (ja) 2015-05-15 2016-05-13 フィルム収納容器、フィルム、フィルム巻回体及びフィルム収納体

Publications (1)

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US20180134484A1 true US20180134484A1 (en) 2018-05-17

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US15/572,911 Abandoned US20180134484A1 (en) 2015-05-15 2016-05-13 Film storage container, film, film roll, and film storage body

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US (1) US20180134484A1 (zh)
EP (1) EP3296221A4 (zh)
JP (1) JPWO2016186026A1 (zh)
CN (1) CN107531364A (zh)
WO (1) WO2016186026A1 (zh)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3974947A (en) * 1973-06-13 1976-08-17 The Dow Chemical Company Dispensing carton for roll materials
US4179030A (en) * 1978-11-24 1979-12-18 Eltra Corporation Unitary foldable dispenser reel and container with removable dispenser portion
JPS591948Y2 (ja) * 1979-12-19 1984-01-19 三郎 桜井 ラツプフイルム用ケ−ス
JPS6140317U (ja) * 1984-08-16 1986-03-14 株式会社 日本エンジニアリングサ−ビス ロ−ル状連続袋が収納してある紙箱
US4651911A (en) * 1986-03-10 1987-03-24 Reynolds Metals Company Roll material dispenser carton
JP2650849B2 (ja) * 1994-03-25 1997-09-10 清二 加川 易裂性積層フィルムおよびその製造方法
JPH11124133A (ja) * 1997-10-21 1999-05-11 Asahi Chem Ind Co Ltd ラップフィルム収納箱
JP2001246707A (ja) * 2000-03-06 2001-09-11 Asahi Kasei Corp 架橋積層ラップフィルム
US6682808B2 (en) * 2001-04-20 2004-01-27 Asahi Kasei Kabushiki Kaisha Crosslinked laminated wrap film and dispenser box therefor
ITTO20010110U1 (it) * 2001-06-29 2002-12-30 Nuova Poliver Di Oddone Colomb Pellicola perfezionata di materiale sintetico, particolarmente per l'imballaggio di prodotti alimentari.
US20050139626A1 (en) * 2003-04-04 2005-06-30 Owens John R. Newsprint dispensing device
JP4824402B2 (ja) * 2005-12-28 2011-11-30 大王製紙株式会社 ロールシート用収納体及び収納体一体型ロールシート
CN200942946Y (zh) * 2006-08-09 2007-09-05 詹万均 防止保鲜膜回卷的盒体结构改良
CN201037067Y (zh) * 2006-12-17 2008-03-19 谢伟森 保鲜膜包装盒一体结构
JP6158529B2 (ja) * 2012-05-28 2017-07-05 株式会社クレハ 包装容器
CN203512918U (zh) * 2013-09-25 2014-04-02 郭家庆 一种带防滑条的滑刀剪切式保鲜膜盒

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EP3296221A4 (en) 2018-10-31
EP3296221A1 (en) 2018-03-21
JPWO2016186026A1 (ja) 2017-11-16
CN107531364A (zh) 2018-01-02

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