KR920021295A - 해제가능한 패키징 재료 - Google Patents

해제가능한 패키징 재료 Download PDF

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KR920021295A
KR920021295A KR1019920009161A KR920009161A KR920021295A KR 920021295 A KR920021295 A KR 920021295A KR 1019920009161 A KR1019920009161 A KR 1019920009161A KR 920009161 A KR920009161 A KR 920009161A KR 920021295 A KR920021295 A KR 920021295A
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band
packaging material
heat
package
fusion
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KR100249034B1 (ko
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야니디스 아포스톨
샌더포드 브루스
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티모티 에치. 보러
제임스 리버 2, 아이엔씨.
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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
    • B65D33/00—Details of, or accessories for, sacks or bags
    • B65D33/16—End- or aperture-closing arrangements or devices
    • B65D33/18—End- or aperture-closing arrangements or devices using adhesive applied to integral parts, e.g. to flaps
    • B65D33/20—End- or aperture-closing arrangements or devices using adhesive applied to integral parts, e.g. to flaps using pressure-sensitive adhesive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/04—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by at least one layer folded at the edge, e.g. over another layer ; characterised by at least one layer enveloping or enclosing a material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • B65D75/00—Packages comprising articles or materials partially or wholly enclosed in strips, sheets, blanks, tubes, or webs of flexible sheet material, e.g. in folded wrappers
    • B65D75/52—Details
    • B65D75/58—Opening or contents-removing devices added or incorporated during package manufacture
    • B65D75/5855—Peelable seals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/31—Heat sealable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00—Containers; Receptacles
    • B32B2439/70—Food packaging
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24777—Edge feature
    • Y10T428/24793—Comprising discontinuous or differential impregnation or bond
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2813—Heat or solvent activated or sealable
    • Y10T428/2817—Heat sealable
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2813—Heat or solvent activated or sealable
    • Y10T428/2817—Heat sealable
    • Y10T428/2826—Synthetic resin or polymer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31913—Monoolefin polymer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31909—Next to second addition polymer from unsaturated monomers
    • Y10T428/31913—Monoolefin polymer
    • Y10T428/31917—Next to polyene polymer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wrappers (AREA)
  • Laminated Bodies (AREA)
  • Bag Frames (AREA)
  • Making Paper Articles (AREA)

Abstract

내용 없음.

Description

해제가능한 패키징 재료
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 병렬 공유압출성형된 필름의 직사각형의 평면도,
제3도는 본 발명의 또다른 병렬 공유압출성형 성형 필름의 펑면도,
제5도는 제3도의 필름으로 기재를 압출 피복시켜 형성된 본 발명의 패키징 재료의 단면도,
제6도는 튜브를 형성하도록 접혀져 가열된 제1도의 필림의 평면도,
제8도는 튜브가 패키지를 형성하도록 양단부에서 열융착된후의 제1도의 튜브의 평면도,
제12도는 패키지가 개방된 후의 제1도의 부분 단면도.

Claims (16)

  1. 제1열가소성 수지를 포함하는 제1밴드, 및 열융착가능한 중합체 표면층, 그 열융착가능한 중합체 표면층에 인접한 감압점착층 및 그 감압점착층에 인접한 제2열가소성 수지층을 포함하는 제2밴드를 지니는 병렬 공유압출성형 필름(side-by-side coextruded film)을 포함하며, 상기 필름은 열융착가능한 중합체의 밴드상에서 작동하는 패키징 장치의 시일링 조우(sealing jaw)에 의해 자체적으로 열융착될 수 있어 초기 접합강도를 갖는 열융착부를 갖는 패키지를 형성함으로써 그 패키지가 정상적인 처리중에는 밀폐상태를 유지하지만 그 융착부를 손으로 쉽게 뗄 수 있어 패키지를 개방시킬 수 있으며, 상기 열융착부가 떼어질때 그 열융착층이 파열되어 강압점착제가 열융착 영역표면에 노출됨으로써, 상기 필름이 수압(水壓)만으로 시일 영역에서 자체적으로 재시일될 수 있어 상기 패키지가 재밀폐되는 가요성 패키징 재료.
  2. 제1항에 있어서, 제2밴드는 패키징 재료의 가장자리에 위치되는 패키징 재료.
  3. 제1항에 있어서, 제2밴드는 약 1cm 내지 10cm의 폭을 지니는 패키징 재료.
  4. 제1항에 있어서, 필름은 가요성 기재(flexible substrate)상으로 공유압출성형되는 패키징 재료.
  5. 제4항에 있어서, 상기 기재는 제지(paper), 금속 포일, 폴리에스터필름, 폴리프로필렌필름 및 나일론 필름으로 이루어진 그룹으로부터 선택되는 패키징 재료.
  6. 제1항에 있어서, 제2밴드는 착색제를 포함하는 패키징 재료.
  7. 열융착가능한 중합체의 표면층, 상기 열융착가능한 중합체의 표면층에 인접한 감압점착증, 및 상기 감압점착증에 인접한 제2열가소성 수지층을 포함하는 2개의 밴드를 지니며, 상기 각각의 밴드가 상이한 착색제를 포함함으로써 2개의 밴드가 상호 시일될때 시일의 존재가 2개의 착색제의 결함으로 구성된 구별색에 의해 확인되는, 제1항의 패키징 재료.
  8. 제1항에 있어서, 열융착가능한 중합체는 이오노머(ionomer)인 패키징 재료.
  9. 제1항에 있어서, 감압점착제는 40 내지 80%의 열가소성 탄성 중합체 및 약 20 내지 60%의 점착성 부여제를 포함하는 패키징 재료.
  10. 제1항에 있어서, 제1밴드내의 열융착가능한 중합체는 제2밴드내의 열융착가능한 중합체와 동일한 패키징 재료.
  11. 제10항에 있어서, 제1밴드내의 열융착가능한 중합체는 제2밴드내의 열융착가능한 중합체와 동일한 패키징 재료.
  12. 제11항에 있어서, 제2밴드내의 제2열가소 수지는 제1밴드내의 폴리오레핀과 동일한 폴리오레핀 패키징 재료.
  13. 제1항에 있어서, 제1열가소성 수지는 제2열가소성 재료와 동일한 패키징 재료.
  14. 제13항에 있어서, 열가소성 수지는 폴리오레핀인 패키징 재료.
  15. 한곳의 가장자리를 따라 제2밴드를 지니는 제1항의 가요성 패키징 재료의 직사각형 영역으로 만들어진 패키지로서, 상기 패키지는 상기 패키징 재료의 상기 영역을 자체적으로 접어서 형성된 직사각형의 전방 패널 및 후방 패널을 지니며, 상기 패널들은 상호 중첩되고 공통 접힘선을 지니며, 제2밴드는 상기 접힘선 반대편의 패널들중 한곳의 가장자리를 따르게되며, 열융착부는 제2밴드를 따르게 되며, 상기 패널들은 그들의 2쌍의 가장자리에서 열융착되어 패키지를 형성하며, 상기 패키지는 제2밴드를 다른 열융착부에서 개방될 수 있고 그 제2밴드를 따른 열 융착영역에서 재 시일될 수 있는 패키지.
  16. a)가요성 패키징 재료의 연속길이를 제공하는 단계, b)상기 재료의 측방가장자리들을 함께 모아 그 측방가장자리에서 그 재료들을 열융착시켜 종방항 열융착부를 갖는 튜브를 형성하는 단계, c)상기 튜브를 횡으로 열융착시켜 횡 열융착부에 의해 형성된 제1측면, 종방향 열융착부에 의해 형성된 제2측면, 및 상기 종방향 열융착부 맞은편의 접힘선에 의해 형성된 제3측면을 지니는 파우치를 형성하는 단계, d)상기 파우치에 물품을 충전하는 단계, 및 e)상기 튜브를 횡으로 열융착시켜 물품을 포장하고 밀봉하는 단계를 포함하는, 제15항의 패키지 제조방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920009161A 1991-05-28 1992-05-28 밀봉해제 가능한 패키징 재료 KR100249034B1 (ko)

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US70647591A 1991-05-28 1991-05-28
US07/706,475 1991-05-28
US7/706.475 1991-05-28

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KR920021295A true KR920021295A (ko) 1992-12-18
KR100249034B1 KR100249034B1 (ko) 2000-05-01

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US (1) US5382472A (ko)
EP (1) EP0516276A3 (ko)
JP (1) JP3322693B2 (ko)
KR (1) KR100249034B1 (ko)
AU (1) AU653599B2 (ko)
CA (1) CA2069592A1 (ko)

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US5382472A (en) 1995-01-17
KR100249034B1 (ko) 2000-05-01
JP3322693B2 (ja) 2002-09-09
CA2069592A1 (en) 1992-11-29
AU653599B2 (en) 1994-10-06
JPH05147662A (ja) 1993-06-15
AU1721392A (en) 1992-12-03
EP0516276A2 (en) 1992-12-02

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