KR870008691A - 다층필름 및 포장재 - Google Patents

다층필름 및 포장재 Download PDF

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Publication number
KR870008691A
KR870008691A KR870002351A KR870002351A KR870008691A KR 870008691 A KR870008691 A KR 870008691A KR 870002351 A KR870002351 A KR 870002351A KR 870002351 A KR870002351 A KR 870002351A KR 870008691 A KR870008691 A KR 870008691A
Authority
KR
South Korea
Prior art keywords
multilayer film
density polyethylene
polyethylene resin
low density
resin layer
Prior art date
Application number
KR870002351A
Other languages
English (en)
Other versions
KR900003808B1 (ko
Inventor
게이지 스기모또
다께오 하야시
마사히로 후지모또
Original Assignee
야마또 다께오
이데미쓰 세끼유 가가꾸 가부시기가이샤
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26398077&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR870008691(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP61057070A external-priority patent/JPS62214948A/ja
Priority claimed from JP61307805A external-priority patent/JPS63160826A/ja
Application filed by 야마또 다께오, 이데미쓰 세끼유 가가꾸 가부시기가이샤 filed Critical 야마또 다께오
Publication of KR870008691A publication Critical patent/KR870008691A/ko
Application granted granted Critical
Publication of KR900003808B1 publication Critical patent/KR900003808B1/ko

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered 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
    • B32B27/065Layered 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 foam
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/30Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/306Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/32Layered products comprising a layer of synthetic resin comprising polyolefins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/18Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2266/00Composition of foam
    • B32B2266/02Organic
    • B32B2266/0214Materials belonging to B32B27/00
    • B32B2266/025Polyolefin
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2439/00Containers; Receptacles
    • B32B2439/40Closed containers
    • B32B2439/62Boxes, cartons, cases
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/13Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1334Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/13Hollow or container type article [e.g., tube, vase, etc.]
    • Y10T428/1352Polymer or resin containing [i.e., natural or synthetic]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/28Web or sheet containing structurally defined element or component and having an adhesive outermost layer
    • Y10T428/2813Heat or solvent activated or sealable
    • Y10T428/2817Heat sealable
    • Y10T428/2826Synthetic resin or polymer

Landscapes

  • Laminated Bodies (AREA)
  • Wrappers (AREA)

Abstract

내용 없음

Description

다층필름 및 포장재
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제 1 도는 본 발명의 포장재의 구체예를 나타내는 사시도.

Claims (8)

  1. (A) 저밀도 폴리에틸렌계 수지층 (B)폴리올레핀계 발포수지층과 (C)고밀도 폴리에틸렌계 수지층으로 구성되어 있는 다층필름.
  2. 제 1 항에 있어서 다층필름중의 저밀도 폴리에틸렌계 수지는 밀도가 0.9000.940g/cm2이며, 0.1내지 50g/10min의 용융계수(MI)를 갖는 다층 필름.
  3. 제 1 항에서 다층필름중의 저밀도 폴리에틸렌계 수지는 에틸렌 비닐 아세테이트 공중합체인 다층필름.
  4. 제 3 항에서 다층필름중의 에틸렌 비닐아세테이트 공중합체는 5-35무게% 함량의 비닐아세테이트를 포함하며, 0.920-0.940g/cm3의 밀도와 0.5-20g/10min의 용융계수 (MI)를 갖는 다층필름.
  5. 제 1 항에 있어서 다층필름중의 폴리올레핀계 발포수지층은 저밀도 폴리에틸렌계 수지가 발포된 층인 다층필름.
  6. 제 5 항에서 다층필름중의 저밀도 폴리에틸렌계 수지는 선상저밀도 폴리에틸렌인 것.
  7. 제 1 항에서 다층필름중의 고밀도 폴리에틸렌계 수지는 0.945 내지 0.975g/cm3의 밀도와 0.01 내지 5g/10min의 용융계수 (MI)를 갖는 다중 필름.
  8. (A)저밀도 폴리에틸렌계 수지층, (B)폴리올레핀계 수지발포층과 (C)고밀도 폴리에틸렌계 수지층으로 구성되는 다층필름(2)는 상기 다층필름의 저밀도 폴리에틸렌계 수지층을 안쪽으로 하여 포장할 물체(3)와 닫게하여 포장하고, 완충재(4)로 포장물체를 고정시킴으로서 구성하는 포장재 패키지.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870002351A 1986-03-17 1987-03-16 다층 필름 및 포장재 KR900003808B1 (ko)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP57070 1986-03-17
JP61057070A JPS62214948A (ja) 1986-03-17 1986-03-17 多層フイルム
JP86-057070 1986-03-17
JP307805 1986-12-15
JP86-307805 1986-12-25
JP61307805A JPS63160826A (ja) 1986-12-25 1986-12-25 多層フイルム

Publications (2)

Publication Number Publication Date
KR870008691A true KR870008691A (ko) 1987-10-20
KR900003808B1 KR900003808B1 (ko) 1990-05-31

Family

ID=26398077

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870002351A KR900003808B1 (ko) 1986-03-17 1987-03-16 다층 필름 및 포장재

Country Status (5)

Country Link
US (1) US4856656A (ko)
EP (1) EP0237977B1 (ko)
KR (1) KR900003808B1 (ko)
CA (1) CA1335253C (ko)
DE (1) DE3779344D1 (ko)

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US5000992A (en) * 1989-06-01 1991-03-19 The Dow Chemical Company Coextruded multilayer foamed film for plastic container closures and process for manufacture
FR2667296B1 (fr) * 1990-09-27 1992-11-06 Bull Sa Enveloppe protectrice pour le conditionnement de produits pesants et procede de conditionnement utilisant une telle enveloppe.
US5178263A (en) * 1991-11-27 1993-01-12 International Paper Company Modular track section for an endless conveyor
AU681888B2 (en) * 1993-08-06 1997-09-11 Gromark Packaging Pty Ltd Coextruded plastics packaging for bales
US5426153A (en) * 1994-04-06 1995-06-20 Quantum Chemical Corporation High impact strength film grade polymeric composition
US5484063A (en) * 1994-04-13 1996-01-16 Maxtor Corporation HDD carrying case
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Also Published As

Publication number Publication date
US4856656A (en) 1989-08-15
EP0237977A3 (en) 1988-11-02
EP0237977A2 (en) 1987-09-23
EP0237977B1 (en) 1992-05-27
DE3779344D1 (de) 1992-07-02
CA1335253C (en) 1995-04-18
KR900003808B1 (ko) 1990-05-31

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