DE3679344D1 - Thermoplastischer mehrschichtiger sauerstoffsperrfilm und verfahren zu seiner herstellung. - Google Patents

Thermoplastischer mehrschichtiger sauerstoffsperrfilm und verfahren zu seiner herstellung.

Info

Publication number
DE3679344D1
DE3679344D1 DE8686301630T DE3679344T DE3679344D1 DE 3679344 D1 DE3679344 D1 DE 3679344D1 DE 8686301630 T DE8686301630 T DE 8686301630T DE 3679344 T DE3679344 T DE 3679344T DE 3679344 D1 DE3679344 D1 DE 3679344D1
Authority
DE
Germany
Prior art keywords
production
barrier film
oxygen barrier
thermoplastic multi
layered oxygen
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 - Lifetime
Application number
DE8686301630T
Other languages
English (en)
Inventor
Walter Berndt Mueller
Henry George Schirmer
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.)
Cryovac LLC
Original Assignee
WR Grace 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 WR Grace and Co filed Critical WR Grace and Co
Application granted granted Critical
Publication of DE3679344D1 publication Critical patent/DE3679344D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/185—Articles comprising two or more components, e.g. co-extruded layers the components being layers comprising six or more components, i.e. each component being counted once for each time it is present, e.g. in a layer
    • 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
    • B32B27/16—Layered products comprising a layer of synthetic resin specially treated, e.g. irradiated
    • 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
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • 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
    • B32B2307/30—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
    • B32B2310/00—Treatment by energy or chemical effects
    • B32B2310/14—Corona, ionisation, electrical discharge, plasma treatment
    • 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
    • B32B2323/04—Polyethylene
    • B32B2323/046—LDPE, i.e. low density polyethylene

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
DE8686301630T 1985-03-07 1986-03-07 Thermoplastischer mehrschichtiger sauerstoffsperrfilm und verfahren zu seiner herstellung. Expired - Lifetime DE3679344D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US70901085A 1985-03-07 1985-03-07
US81944586A 1986-01-15 1986-01-15

Publications (1)

Publication Number Publication Date
DE3679344D1 true DE3679344D1 (de) 1991-06-27

Family

ID=27108189

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686301630T Expired - Lifetime DE3679344D1 (de) 1985-03-07 1986-03-07 Thermoplastischer mehrschichtiger sauerstoffsperrfilm und verfahren zu seiner herstellung.

Country Status (6)

Country Link
EP (1) EP0196798B1 (de)
AU (1) AU585945B2 (de)
BR (1) BR8600973A (de)
CA (1) CA1265034A (de)
DE (1) DE3679344D1 (de)
NZ (1) NZ215261A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1296852C (en) * 1985-10-11 1992-03-10 Henry George Schirmer High oxygen barrier coextruded film
AU590665B2 (en) * 1986-02-14 1989-11-09 Ex-Cell-O Corporation Laminated paperboard container and blank for constructing same
CA1311593C (en) * 1986-05-16 1992-12-22 Randal M. Koteles Packaging material for long-term storage of shelf stable food products
EP0281893B1 (de) * 1987-03-10 1991-04-03 Hoechst Aktiengesellschaft Verbundfolie zur Herstellung von quaderförmigen evakuierten Packungen
US4853287A (en) * 1987-10-19 1989-08-01 W. R. Grace & Co. Highly formable laminates
EP0525519B1 (de) * 1991-07-22 1996-12-18 RXS Kabelgarnituren Gesellschaft mit beschränkter Haftung Wärmeschrumpfbare Verbundfolie

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1038795A (en) * 1974-03-08 1978-09-19 Paul D. Frayer Composite sheet and method of making the same
CA1078247A (en) * 1976-10-08 1980-05-27 Henry B. Thompson Heat shrinkable laminate
JPS5382888A (en) * 1976-12-29 1978-07-21 Kureha Chem Ind Co Ltd Co-extruded five-layered drawn cylindrical film and its manufacture
CA1201395A (en) * 1981-06-03 1986-03-04 Yoshitsugu Maruhashi Plastic vessel excellent in storability
US4457960A (en) * 1982-04-26 1984-07-03 American Can Company Polymeric and film structure for use in shrink bags

Also Published As

Publication number Publication date
AU5425486A (en) 1986-09-11
EP0196798A2 (de) 1986-10-08
AU585945B2 (en) 1989-06-29
EP0196798A3 (en) 1987-09-02
NZ215261A (en) 1988-03-30
EP0196798B1 (de) 1991-05-22
BR8600973A (pt) 1986-11-18
CA1265034A (en) 1990-01-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: CRYOVAC, INC., DUNCAN, S.C., US

8339 Ceased/non-payment of the annual fee