DE3856172D1 - Mischungen niedriger Gasdurchlässigkeit aus einem amorphen Polyamid und einem Ethylen/ Vinylalkohol-Copolymer - Google Patents

Mischungen niedriger Gasdurchlässigkeit aus einem amorphen Polyamid und einem Ethylen/ Vinylalkohol-Copolymer

Info

Publication number
DE3856172D1
DE3856172D1 DE3856172T DE3856172T DE3856172D1 DE 3856172 D1 DE3856172 D1 DE 3856172D1 DE 3856172 T DE3856172 T DE 3856172T DE 3856172 T DE3856172 T DE 3856172T DE 3856172 D1 DE3856172 D1 DE 3856172D1
Authority
DE
Germany
Prior art keywords
blends
ethylene
vinyl alcohol
gas permeability
alcohol copolymer
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE3856172T
Other languages
English (en)
Other versions
DE3856172T2 (de
Inventor
Philip Strubing Blatz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE3856172D1 publication Critical patent/DE3856172D1/de
Publication of DE3856172T2 publication Critical patent/DE3856172T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • B32B27/06—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
    • B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
    • 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
    • B65D65/00—Wrappers or flexible covers; Packaging materials of special type or form
    • B65D65/38—Packaging materials of special type or form
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L77/00—Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chain; Compositions of derivatives of such 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
    • B32B2439/00—Containers; Receptacles
    • 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
    • Y10S525/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S525/933—Blend of limited gas permeability

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
DE3856172T 1987-08-24 1988-08-23 Mischungen niedriger Gasdurchlässigkeit aus einem amorphen Polyamid und einem Ethylen/ Vinylalkohol-Copolymer Expired - Fee Related DE3856172T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US8826087A 1987-08-24 1987-08-24
US07/206,025 US4952628A (en) 1987-08-24 1988-06-17 Barrier blends based on amorphous polyamide and ethylene/vinyl alcohol, unaffected by humidity

Publications (2)

Publication Number Publication Date
DE3856172D1 true DE3856172D1 (de) 1998-06-10
DE3856172T2 DE3856172T2 (de) 1998-09-03

Family

ID=26778471

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3856172T Expired - Fee Related DE3856172T2 (de) 1987-08-24 1988-08-23 Mischungen niedriger Gasdurchlässigkeit aus einem amorphen Polyamid und einem Ethylen/ Vinylalkohol-Copolymer

Country Status (8)

Country Link
US (1) US4952628A (de)
EP (1) EP0309095B1 (de)
JP (1) JPH075833B2 (de)
AU (1) AU599261B2 (de)
BR (1) BR8804279A (de)
CA (1) CA1340175C (de)
DE (1) DE3856172T2 (de)
NZ (1) NZ225900A (de)

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US5208082A (en) * 1990-07-12 1993-05-04 E. I. Du Pont De Nemours And Company Blends and structures based on ethylene vinyl alcohol copolymer and selected amorphous polyamides
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US5763095A (en) * 1995-11-29 1998-06-09 W. R. Grace & Co.-Conn. Breathable film for cheese packaging
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US5840825A (en) * 1996-12-04 1998-11-24 Ppg Incustries, Inc. Gas barrier coating compositions containing platelet-type fillers
US5728439A (en) * 1996-12-04 1998-03-17 Ppg Industries, Inc. Multilayer packaging material for oxygen sensitive food and beverage
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US5979653A (en) * 1997-12-24 1999-11-09 Cryovac, Inc. Peel mechanism for peelable barrier film for vacuum skin packages and the like
US6044622A (en) * 1999-01-11 2000-04-04 Cryovac, Inc. Method and apparatus for producing a package having a peelable film with a tab to facilitate peeling
ATE391083T1 (de) * 1999-06-14 2008-04-15 Evergreen Packaging Internat B Mehrschichtige laminatenstruktur aus harz und papier, enthaltend mindestens eine schincht aus polymer/ton-nanoverbundstoff und damit hergestellte verpackungsmaterialien
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Also Published As

Publication number Publication date
BR8804279A (pt) 1989-03-21
EP0309095A1 (de) 1989-03-29
EP0309095B1 (de) 1998-05-06
JPH075833B2 (ja) 1995-01-25
AU599261B2 (en) 1990-07-12
CA1340175C (en) 1998-12-08
US4952628A (en) 1990-08-28
AU2152488A (en) 1989-03-02
DE3856172T2 (de) 1998-09-03
NZ225900A (en) 1990-04-26
JPS6490259A (en) 1989-04-06

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