GB2221649B - Heat shrinkable composite film and packaging method using same - Google Patents

Heat shrinkable composite film and packaging method using same

Info

Publication number
GB2221649B
GB2221649B GB8819109A GB8819109A GB2221649B GB 2221649 B GB2221649 B GB 2221649B GB 8819109 A GB8819109 A GB 8819109A GB 8819109 A GB8819109 A GB 8819109A GB 2221649 B GB2221649 B GB 2221649B
Authority
GB
United Kingdom
Prior art keywords
same
composite film
heat shrinkable
packaging method
shrinkable composite
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
GB8819109A
Other versions
GB8819109D0 (en
GB2221649A (en
Inventor
Kazuo Kondo
Nobuya Ishiguro
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.)
Okura Industrial Co Ltd
Original Assignee
Okura Industrial Co Ltd
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 Okura Industrial Co Ltd filed Critical Okura Industrial Co Ltd
Priority to GB8819109A priority Critical patent/GB2221649B/en
Publication of GB8819109D0 publication Critical patent/GB8819109D0/en
Priority to CA000603515A priority patent/CA1325766C/en
Priority to AU37845/89A priority patent/AU613778B2/en
Priority to FR898909110A priority patent/FR2635312B1/en
Priority to DE3923464A priority patent/DE3923464C2/en
Publication of GB2221649A publication Critical patent/GB2221649A/en
Application granted granted Critical
Publication of GB2221649B publication Critical patent/GB2221649B/en
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
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322—Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/24—All layers being polymeric
    • 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
    • B32B2307/704—Crystalline
    • 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
    • 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
    • B32B2439/00—Containers; Receptacles
    • 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
    • B32B2553/00—Packaging equipment or accessories not otherwise provided for
GB8819109A 1988-08-11 1988-08-11 Heat shrinkable composite film and packaging method using same Expired - Lifetime GB2221649B (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB8819109A GB2221649B (en) 1988-08-11 1988-08-11 Heat shrinkable composite film and packaging method using same
CA000603515A CA1325766C (en) 1988-08-11 1989-06-21 Heat skrinkable composite film and packaging method using same
AU37845/89A AU613778B2 (en) 1988-08-11 1989-07-04 Heat shrinkable composite film and packaging method using same
FR898909110A FR2635312B1 (en) 1988-08-11 1989-07-06 HEAT SHRINK COMPOSITE FILM AND METHOD FOR PACKAGING AN OBJECT
DE3923464A DE3923464C2 (en) 1988-08-11 1989-07-15 Heat shrinkable composite film and its use for packaging processes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8819109A GB2221649B (en) 1988-08-11 1988-08-11 Heat shrinkable composite film and packaging method using same

Publications (3)

Publication Number Publication Date
GB8819109D0 GB8819109D0 (en) 1988-09-14
GB2221649A GB2221649A (en) 1990-02-14
GB2221649B true GB2221649B (en) 1992-04-29

Family

ID=10641978

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8819109A Expired - Lifetime GB2221649B (en) 1988-08-11 1988-08-11 Heat shrinkable composite film and packaging method using same

Country Status (5)

Country Link
AU (1) AU613778B2 (en)
CA (1) CA1325766C (en)
DE (1) DE3923464C2 (en)
FR (1) FR2635312B1 (en)
GB (1) GB2221649B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6221410B1 (en) 1992-09-25 2001-04-24 Cryovac, Inc. Backseamed casing and packaged product incorporating same
JP3326873B2 (en) * 1992-07-22 2002-09-24 住友化学工業株式会社 Packaging film
US5298302A (en) * 1992-08-21 1994-03-29 W. R. Grace & Co.-Conn. Film with improved lap seal
NZ248765A (en) * 1992-09-25 1996-08-27 Grace W R & Co Heat-shrinkable multilayer film; heat-sealing layer has 50-95 wt% propylene-based copolymer and 5-50 wt% of a homogeneous ethylene alpha-olefin copolymer
FR2703624B1 (en) * 1993-04-06 1995-07-07 Bollore Technologies HEAT SHRINKABLE COMPOSITE FILM, MANUFACTURING METHOD AND USE OF SAID FILM FOR OVERPACKING ARTICLES.
ATE167109T1 (en) * 1992-10-26 1998-06-15 Bollore Technologies HEAT SHRINKABLE COMPOSITE FILM, METHOD FOR THE PRODUCTION THEREOF AND USE FOR PACKAGING
FR2697203B1 (en) * 1992-10-26 1995-02-17 Bollore Technologies Heat-shrinkable and recyclable composite film based in particular on polypropylene, method for producing it and use of the film for overwrapping.
IT1256051B (en) * 1992-10-30 1995-11-21 Soten HEAT-SHRINK CO-EXTRUDED FILM AND PROCEDURE FOR ITS PREPARATION.
JP3258830B2 (en) * 1994-09-29 2002-02-18 株式会社興人 Polyolefin-based heat-shrinkable laminated film
US5837335A (en) * 1994-10-04 1998-11-17 Cryovac, Inc. High shrink multilayer film which maintains optics upon shrinking
US5834077A (en) * 1994-10-04 1998-11-10 W. R. Grace & Co.-Conn. High shrink multilayer film which maintains optics upon shrinking
EP0729900B1 (en) * 1995-03-01 2003-07-23 Cryovac, Inc. Packaging method
US5744181A (en) * 1995-03-01 1998-04-28 W. R. Grace & Co.-Conn. Packaging method using thermoplastic materials and package obtained thereby
DE19515254C2 (en) * 1995-04-26 1998-06-04 Fresenius Ag PVC-free multilayer film, process for producing the same and its use

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2018676A (en) * 1978-04-17 1979-10-24 Grace W R & Co Multilayer polyolefin shrink film
GB2115348A (en) * 1982-02-19 1983-09-07 Grace W R & Co Linear polyethylene shrink films
GB2135240A (en) * 1982-02-19 1984-08-30 Grace W R & Co Linear polyethylene shrink films

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6017746B2 (en) * 1977-07-13 1985-05-07 三菱電機株式会社 Elevator speed control device
JPS54152282A (en) * 1978-05-19 1979-11-30 Aioi Seiki Kk Oil pressure clamper of machine tool
AU533447B2 (en) * 1978-12-18 1983-11-24 Asahi Kasei Kogyo Kabushiki Kaisha Stretching multi layer film
NZ196286A (en) * 1980-05-23 1983-09-02 Grace W R & Co Heat-sealabel multi-ply polypropylene film
US4410582A (en) * 1980-12-10 1983-10-18 Toray Industries, Inc. Multi-layered polyolefin laminated film
US4352849A (en) * 1981-03-26 1982-10-05 W. R. Grace & Co. Coextruded, heat-shrinkable, multi-layer, polyolefin packaging film
AU578753B2 (en) * 1984-02-13 1988-11-03 Mitsui Chemicals, Inc. Crystalline random propylene copolymer composition and composite laminate comprising said composition
JPH0641226B2 (en) * 1984-06-27 1994-06-01 キヤノン株式会社 Color inkjet recording method
US4726999A (en) * 1984-10-31 1988-02-23 Shell Oil Company Laminated structure comprising a substrate layer composed of a crystalline propylene resin and a heat-sealable layer composed of a crystalline propylene random copolymer composition
CA1308012C (en) * 1986-01-17 1992-09-29 Robert Wayne Thies Multilayered polyolefin high shrinkage, low-shrink force shrink film
US4764425A (en) * 1987-01-02 1988-08-16 Mobil Oil Corporation Oriented, heat sealable multi-layered film
CA1283035C (en) * 1987-03-09 1991-04-16 Sumitomo Chemical Company, Limited Multi-layer shrink film

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2018676A (en) * 1978-04-17 1979-10-24 Grace W R & Co Multilayer polyolefin shrink film
GB2115348A (en) * 1982-02-19 1983-09-07 Grace W R & Co Linear polyethylene shrink films
GB2135240A (en) * 1982-02-19 1984-08-30 Grace W R & Co Linear polyethylene shrink films

Also Published As

Publication number Publication date
AU613778B2 (en) 1991-08-08
DE3923464C2 (en) 2000-03-30
FR2635312A1 (en) 1990-02-16
AU3784589A (en) 1990-02-15
GB8819109D0 (en) 1988-09-14
CA1325766C (en) 1994-01-04
DE3923464A1 (en) 1990-02-15
FR2635312B1 (en) 1994-08-05
GB2221649A (en) 1990-02-14

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20030811