DE69532774D1 - Hochschrumpfbare Mehrschichtfolien - Google Patents

Hochschrumpfbare Mehrschichtfolien

Info

Publication number
DE69532774D1
DE69532774D1 DE69532774T DE69532774T DE69532774D1 DE 69532774 D1 DE69532774 D1 DE 69532774D1 DE 69532774 T DE69532774 T DE 69532774T DE 69532774 T DE69532774 T DE 69532774T DE 69532774 D1 DE69532774 D1 DE 69532774D1
Authority
DE
Germany
Prior art keywords
multilayer films
shrinkable multilayer
highly shrinkable
multilayer film
alpha
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
DE69532774T
Other languages
English (en)
Other versions
DE69532774T2 (de
Inventor
Robert Babrowicz
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
Cryovac LLC
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 Cryovac LLC filed Critical Cryovac LLC
Publication of DE69532774D1 publication Critical patent/DE69532774D1/de
Application granted granted Critical
Publication of DE69532774T2 publication Critical patent/DE69532774T2/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
    • 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
    • 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
    • B32B27/302—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising aromatic vinyl (co)polymers, e.g. styrenic (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
    • B32B27/30—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
    • 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
    • B32B27/308—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising acrylic (co)polymers
    • 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
    • B65D75/002—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 in shrink films
    • 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
    • B32B2305/00—Condition, form or state of the layers or laminate
    • B32B2305/72—Cured, e.g. vulcanised, cross-linked
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/718—Weight, e.g. weight per square meter
    • 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
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • B32B2307/7242—Non-permeable
    • B32B2307/7244—Oxygen barrier
    • 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
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • B32B2307/734—Dimensional stability
    • B32B2307/736—Shrinkable
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Laminated Bodies (AREA)
  • Wrappers (AREA)
  • Coating Of Shaped Articles Made Of Macromolecular Substances (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Packging For Living Organisms, Food Or Medicinal Products That Are Sensitive To Environmental Conditiond (AREA)
  • Packages (AREA)
DE69532774T 1994-10-04 1995-10-03 Hochschrumpfbare Mehrschichtfolien Expired - Lifetime DE69532774T2 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US31750994A 1994-10-04 1994-10-04
US317509 1994-10-04
US33299094A 1994-11-01 1994-11-01
US332990 1994-11-01

Publications (2)

Publication Number Publication Date
DE69532774D1 true DE69532774D1 (de) 2004-04-29
DE69532774T2 DE69532774T2 (de) 2005-03-17

Family

ID=26980996

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69516796T Expired - Lifetime DE69516796T2 (de) 1994-10-04 1995-10-03 Mehrschichtfolie mit hohem Schrumpf die während Schrumpfung die optischen Eigenschaften behält
DE69532774T Expired - Lifetime DE69532774T2 (de) 1994-10-04 1995-10-03 Hochschrumpfbare Mehrschichtfolien

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69516796T Expired - Lifetime DE69516796T2 (de) 1994-10-04 1995-10-03 Mehrschichtfolie mit hohem Schrumpf die während Schrumpfung die optischen Eigenschaften behält

Country Status (10)

Country Link
EP (2) EP0976547B1 (de)
JP (1) JPH08187814A (de)
AT (2) ATE262414T1 (de)
AU (1) AU702611B2 (de)
BR (1) BR9504273A (de)
CA (1) CA2159792C (de)
DE (2) DE69516796T2 (de)
ES (1) ES2216400T3 (de)
NZ (1) NZ280151A (de)
TW (1) TW369478B (de)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5837335A (en) * 1994-10-04 1998-11-17 Cryovac, Inc. High shrink multilayer film which maintains optics upon shrinking
JPH08169094A (ja) * 1994-12-19 1996-07-02 Sumitomo Chem Co Ltd 熱収縮包装用フィルム
US5925454A (en) * 1995-07-11 1999-07-20 W.R. Grace & Co.-Conn. Film having modified surface characteristics through use of combination of spherical and lamellar particulates
EP0756931B2 (de) * 1995-07-31 2011-06-22 Kureha Corporation Mehrschichtfolie
DE19535503A1 (de) * 1995-09-25 1997-03-27 Wolff Walsrode Ag Siegelbare Kaschierfolie enthaltend mit Metallocen-Katalysatoren hergestellte Copolymere
DE69739294D1 (de) * 1996-05-28 2009-04-23 Kureha Corp Heissschrumpfbare Mehrschichtfolie
JPH1177927A (ja) * 1997-09-05 1999-03-23 Okamoto Ind Inc 食品包装用ストレッチフィルム
EP1060077B1 (de) 1998-03-04 2003-06-18 Cryovac, Inc. Stapelsiegelfähige, heissschrumpffähige mehrschichtverpackungsfolie
US6610392B1 (en) 1998-03-04 2003-08-26 Cryovac, Inc. Heat-shrinkable multilayer packaging film comprising inner layer comprising a polyester
CA2329488A1 (en) * 1998-04-20 1999-10-28 Cryovac Inc. Multilayer packaging film and bag made therefrom
DE19823142C2 (de) * 1998-05-23 2001-02-22 Inst Polymerforschung Dresden Elastische Fäden, Folien, textile Flächengebilde und Hybridstrukturen mit hohem Schrumpfvermögen bei niedrigen Temperaturen und hoher Temperaturstabilität und Verfahren zu ihrer Herstellung
AU762118B2 (en) * 1998-06-22 2003-06-19 Cryovac, Inc. Packaged food product including an added liquid and process for making same
US6355287B2 (en) 1998-06-22 2002-03-12 Cryovac, Inc. Packaged food product having added liquid
US7273629B2 (en) 2000-11-28 2007-09-25 Cryovac, Inc. Meat package with reduced leaker rates
AU2003269970A1 (en) 2002-09-05 2004-03-29 Exxonmobil Chemical Patents Inc. Shrink film
DE202007018690U1 (de) 2006-04-14 2009-02-19 Bio-Tec Biologische Naturverpackungen Gmbh & Co.Kg Mehrschichtfolie
US7951873B2 (en) 2006-05-05 2011-05-31 Exxonmobil Chemical Patents Inc. Linear low density polymer blends and articles made therefrom
JP4991260B2 (ja) * 2006-10-26 2012-08-01 グンゼ株式会社 筒状熱収縮性ラベル、その製造方法およびラベル付き容器
US9452592B2 (en) 2007-08-28 2016-09-27 Cryovac, Inc. Multilayer film having an active oxygen barrier layer with radiation enhanced active barrier properties
US8815360B2 (en) 2007-08-28 2014-08-26 Cryovac, Inc. Multilayer film having passive and active oxygen barrier layers
US9828475B2 (en) 2009-11-20 2017-11-28 Dow Global Technologies Llc Printable monolayer polyvinylidene chloride structures

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5298302A (en) * 1992-08-21 1994-03-29 W. R. Grace & Co.-Conn. Film with improved lap seal
ATE291059T1 (de) * 1992-11-13 2005-04-15 Cryovac Inc Wärmeschrumpfbare, durch single-site-katalyse hergestellte copolymere enthaltende folien.
US5604043A (en) * 1993-09-20 1997-02-18 W.R. Grace & Co.-Conn. Heat shrinkable films containing single site catalyzed copolymers having long chain branching

Also Published As

Publication number Publication date
AU702611B2 (en) 1999-02-25
ATE192694T1 (de) 2000-05-15
CA2159792A1 (en) 1996-04-05
ATE262414T1 (de) 2004-04-15
TW369478B (en) 1999-09-11
BR9504273A (pt) 1996-10-01
EP0707957B1 (de) 2000-05-10
ES2216400T3 (es) 2004-10-16
CA2159792C (en) 2007-08-28
EP0976547B1 (de) 2004-03-24
DE69516796T2 (de) 2000-11-16
DE69532774T2 (de) 2005-03-17
JPH08187814A (ja) 1996-07-23
AU3299695A (en) 1996-04-18
EP0707957A1 (de) 1996-04-24
EP0976547A3 (de) 2000-03-22
DE69516796D1 (de) 2000-06-15
EP0976547A2 (de) 2000-02-02
NZ280151A (en) 1997-12-19

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Legal Events

Date Code Title Description
8332 No legal effect for de
8370 Indication related to discontinuation of the patent is to be deleted
8364 No opposition during term of opposition