KR890006381A - 양축으로 배향된 다층 차단 필름 - Google Patents

양축으로 배향된 다층 차단 필름 Download PDF

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KR890006381A
KR890006381A KR1019880012976A KR880012976A KR890006381A KR 890006381 A KR890006381 A KR 890006381A KR 1019880012976 A KR1019880012976 A KR 1019880012976A KR 880012976 A KR880012976 A KR 880012976A KR 890006381 A KR890006381 A KR 890006381A
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layer
strain ratio
machine direction
film
polypropylene
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KR1019880012976A
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KR960008301B1 (ko
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에밀리오 마주에라 곤잘로
주니어 존 랄프 와그너
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원본 미기재
모빌 오일 코오포레이숀
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Classifications

    • 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
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • 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
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
    • B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
    • B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
    • 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
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • 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
    • 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
    • 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
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514—Oriented
    • B32B2307/518—Oriented bi-axially
    • 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
    • B32B2323/00—Polyalkenes
    • B32B2323/10—Polypropylene
    • 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
    • B32B2329/00—Polyvinylalcohols, polyvinylethers, polyvinylaldehydes, polyvinylketones or polyvinylketals
    • B32B2329/04—Polyvinylalcohol
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/91—Product with molecular orientation
    • 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
    • Y10T428/31928—Ester, halide or nitrile of addition polymer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

내용 없음

Description

양축으로 배향된 다층 차단 필름
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (12)

  1. (1) 최소한 1개의 에틸렌 비닐 알코올 공중합체층(C), 및 (2) 상기(C)층의 반대편에 위치한, 최소한 2개의 폴리 에틸레느 폴리프로필렌, 폴리(알파-메틸펜텐), 또는 에틸렌과 고급 올레핀과의 공중합체층(A)로 이루어진, 기계방향으로의 변형비 4:14-7:1 및 가로방향으로의 변형비 7:1:-10:1로 양축으로 배향된 다층 동시압출 필름.
  2. 제1항에 있어서, (A)층이 (C)층의 상부, 바닥 및 측면들을 둘러싸는 필름.
  3. 제1항 또는 제2항에 있어서, 최소한 2개의 접착제층들(B)이 (C) 및 (A)층들과 인접하여 ABCBA 배위를 형성하며, (C)층의 반대편에 위치한 (B)층의표면 및 측면들이 (A)층에 의해 둘러싸인 필름.
  4. 전술한 항들중 어느 한 항에서 있어서, (A)층이 포리프로 필렌으로 이루어진 필름.
  5. 전술한 항들중 어느 한 하에서, 기계 방향으로의 변형비 5:1-7:1 및 가로방향으로의 변형비 8:1-10:1 배향된 필름.
  6. (a)(1) 최소한 1개의 에틸렌 비닐 알코올 공중합체층 (C)과 (2)상기 (C)층이 반대편에 위치한, 최소한 2개의 폴리에틸렌, 폴리프로필렌, 폴리(알파-매틸펜텐) 또는 에틸렌 고급 올레핀과의 공중합체층(A)을 동시 압출시키고, (b) 합성 시이트를 45°-55°C온도로 냉각시키고, (c) 합성 시이트를 기계방향으로의 변형비 4:1-7:1 및 가로방향으로의 변형비 7:1-약 10:1로 양축으로 배향시키는 필름의 제조방법.
  7. 제6항에 있어서, (A) 층이 (C)층의 상부, 바닥 및 측면들을 둘러싸는 방법.
  8. 제6항 또는 제7항에 있어서, 최소한 2개의 접착제 층(B)들이 (C) 및 (A)층들과 인접하여 ABCBA 배위를 형성하며, (C) 층의 반대편에 위치한 (B)층의 표면들 및 측면들이 (A)층에의해 둘러싸인 방법.
  9. 제6항, 제7항 또는 제8항에 있어서, 상술한(A)층이 폴리프로필렌으로 이루어진 방법.
  10. 제6항 내지 제9항중 어느 한 항에 있어서, 기계방향으로의 변형비 5:1-7:1 및 가로방향으로 변형비 8:1-10:1로 배향된 방법.
  11. 제6항 내지 제10항중 어느 한 항에 있어서, 기계방향은 140°-150°C 온도에서 수행되고 및 가로방향은 160°-170°C온도에서 수행되는 방법.
  12. 제1항 내지 제5항중 어느 한 항에 따른 다층 동시압출 필름의 식료품 포장용 용도.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880012976A 1987-10-05 1988-10-05 이축 연신된 다층 차단 필름 KR960008301B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/105,073 US4880706A (en) 1987-10-05 1987-10-05 Biaxially oriented multilayer barrier films
US105,073 1987-10-05

Publications (2)

Publication Number Publication Date
KR890006381A true KR890006381A (ko) 1989-06-13
KR960008301B1 KR960008301B1 (ko) 1996-06-24

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Country Status (11)

Country Link
US (1) US4880706A (ko)
EP (1) EP0311293B1 (ko)
JP (1) JP2679823B2 (ko)
KR (1) KR960008301B1 (ko)
CN (1) CN1033026A (ko)
AT (1) ATE104904T1 (ko)
AU (1) AU612699B2 (ko)
CA (1) CA1317427C (ko)
DE (1) DE3889280T2 (ko)
ES (1) ES2051304T3 (ko)
HK (1) HK1006690A1 (ko)

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Also Published As

Publication number Publication date
US4880706A (en) 1989-11-14
EP0311293B1 (en) 1994-04-27
JP2679823B2 (ja) 1997-11-19
JPH01159232A (ja) 1989-06-22
DE3889280D1 (de) 1994-06-01
EP0311293A2 (en) 1989-04-12
KR960008301B1 (ko) 1996-06-24
AU612699B2 (en) 1991-07-18
HK1006690A1 (en) 1999-03-12
EP0311293A3 (en) 1989-10-25
ATE104904T1 (de) 1994-05-15
ES2051304T3 (es) 1994-06-16
AU2280488A (en) 1989-04-06
CA1317427C (en) 1993-05-11
DE3889280T2 (de) 1994-08-11
CN1033026A (zh) 1989-05-24

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