AU550566B2 – Heat sealable films
– Google Patents
AU550566B2 – Heat sealable films
– Google Patents
Heat sealable films
Info
Publication number
AU550566B2
AU550566B2
AU81139/82A
AU8113982A
AU550566B2
AU 550566 B2
AU550566 B2
AU 550566B2
AU 81139/82 A
AU81139/82 A
AU 81139/82A
AU 8113982 A
AU8113982 A
AU 8113982A
AU 550566 B2
AU550566 B2
AU 550566B2
Authority
AU
Australia
Prior art keywords
heat sealable
sealable films
heat
layer
sealable
Prior art date
1981-03-19
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.)
Ceased
Application number
AU81139/82A
Other versions
AU8113982A
(en
Inventor
Robert Clive Lansbury
Douglas Lawrence Mitchell
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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.)
1981-03-19
Filing date
1982-03-04
Publication date
1986-03-27
Family has litigation
First worldwide family litigation filed
litigation
Critical
https://patents.darts-ip.com/?family=10520519&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU550566(B2)
«Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
1982-03-04
Application filed by Imperial Chemical Industries Ltd
filed
Critical
Imperial Chemical Industries Ltd
1983-09-22
Publication of AU8113982A
publication
Critical
patent/AU8113982A/en
1986-03-27
Application granted
granted
Critical
1986-03-27
Publication of AU550566B2
publication
Critical
patent/AU550566B2/en
2002-03-04
Anticipated expiration
legal-status
Critical
Status
Ceased
legal-status
Critical
Current
Links
Espacenet
Global Dossier
Discuss
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
C—CHEMISTRY; METALLURGY
C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
C09J123/10—Homopolymers or copolymers of propene
C09J123/14—Copolymers of propene
C09J123/142—Copolymers of propene at least partially crystalline copolymers of propene with other olefins
C—CHEMISTRY; METALLURGY
C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
C09J7/00—Adhesives in the form of films or foils
C09J7/20—Adhesives in the form of films or foils characterised by their carriers
C09J7/22—Plastics; Metallised plastics
C—CHEMISTRY; METALLURGY
C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
C09J7/00—Adhesives in the form of films or foils
C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
C09J7/35—Heat-activated
B—PERFORMING OPERATIONS; TRANSPORTING
B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
B29K2995/0022—Bright, glossy or shiny surface
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
B32B2307/00—Properties of the layers or laminate
B32B2307/50—Properties of the layers or laminate having particular mechanical properties
B32B2307/514—Oriented
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
B32B2323/00—Polyalkenes
B32B2323/04—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
B32B2439/70—Food packaging
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
Y10S428/00—Stock material or miscellaneous articles
Y10S428/91—Product with molecular orientation
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
Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
Y10T428/00—Stock material or miscellaneous articles
Y10T428/28—Web or sheet containing structurally defined element or component and having an adhesive outermost layer
Y10T428/2813—Heat or solvent activated or sealable
Y10T428/2817—Heat sealable
Y10T428/2826—Synthetic resin or polymer
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
Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
Y10T428/00—Stock material or miscellaneous articles
Y10T428/31504—Composite [nonstructural laminate]
Y10T428/31855—Of addition polymer from unsaturated monomers
Y10T428/31909—Next to second addition polymer from unsaturated monomers
Y10T428/31913—Monoolefin polymer
Abstract
A multiple-layer heat-sealable film comprising a polyolefin substrate layer having on at least one surface thereof a heat-sealable layer comprising a random copolymer of propylene with from greater than 4 to 10 wt% of ethylene, the copolymer having a degree of randomness of greater than 2.5.
AU81139/82A
1981-03-19
1982-03-04
Heat sealable films
Ceased
AU550566B2
(en)
Applications Claiming Priority (2)
Application Number
Priority Date
Filing Date
Title
GB8108702
1981-03-19
GB8108702
1981-03-19
Publications (2)
Publication Number
Publication Date
AU8113982A
AU8113982A
(en)
1983-09-22
AU550566B2
true
AU550566B2
(en)
1986-03-27
Family
ID=10520519
Family Applications (1)
Application Number
Title
Priority Date
Filing Date
AU81139/82A
Ceased
AU550566B2
(en)
1981-03-19
1982-03-04
Heat sealable films
Country Status (10)
Country
Link
US
(1)
US4384024A
(en)
EP
(1)
EP0061238B1
(en)
JP
(1)
JPS57210852A
(en)
AT
(1)
ATE13643T1
(en)
AU
(1)
AU550566B2
(en)
BR
(1)
BR8201504A
(en)
CA
(1)
CA1169216A
(en)
DE
(1)
DE3263979D1
(en)
NZ
(1)
NZ199881A
(en)
ZA
(1)
ZA821420B
(en)
Families Citing this family (44)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
US4439493A
(en)
*
1983-02-04
1984-03-27
Mobil Oil Corporation
Multilayer heat sealable oriented packaging film and method of forming same
JPS59212263A
(en)
*
1983-05-18
1984-12-01
チッソ株式会社
Polypropylene group composite oriented film
US4707414A
(en)
*
1984-04-09
1987-11-17
General Dynamics, Pomona Division
Electrostatic-free package
JPS6124449A
(en)
*
1984-07-13
1986-02-03
住友化学工業株式会社
Oriented composite polypropylene film
US4567089A
(en)
*
1984-07-23
1986-01-28
Mitsubishi Petrochemical Co., Ltd.
Thermoforming propylene polymer laminated sheet
DE3431364A1
(en)
*
1984-08-25
1986-02-27
Alkor GmbH Kunststoffe, 8000 München
Heat-sealable flexible composite film and process for the production thereof
US5372669A
(en)
1985-02-05
1994-12-13
Avery Dennison Corporation
Composite facestocks and liners
US5034078A
(en)
*
1985-05-08
1991-07-23
Exxon Chemical Patents Inc.
Method of making an elastomeric film
GB8613161D0
(en)
*
1986-05-30
1986-07-02
Exxon Chemical Patents Inc
Sealable films
EP0336024A1
(en)
*
1988-03-29
1989-10-11
Mobil Oil Corporation
Heat sealable mutilayer film and method of making same
US4741957A
(en)
*
1986-09-02
1988-05-03
Mobil Oil Corporation
Heat sealable multilayer film and method of making same
CA2003882C
(en)
*
1988-12-19
1997-01-07
Edwin Rogers Smith
Heat shrinkable very low density polyethylene terpolymer film
DE3940197A1
(en)
*
1989-12-05
1991-06-06
Hoechst Ag
DOUBLE-SIDED SEALABLE, BIAXIAL-ORIENTED POLYOLEFIN MULTILAYER FILM, THEIR PRODUCTION AND THEIR USE
DE3940173A1
(en)
*
1989-12-05
1991-06-06
Hoechst Ag
DOUBLE-SIDED SEALABLE, BIAXIAL-ORIENTED POLYOLEFIN MULTILAYER FILM, THEIR PRODUCTION AND THEIR USE
DE4038935A1
(en)
*
1990-12-06
1992-06-11
Hoechst Ag
BIDDEN SEALABLE BIAXIALLY ORIENTED POLYOLE FINE MULTILAYER FOIL WITH INCREASED SCRAP AND IMPROVED BARRIER PROPERTIES
TW203624B
(en)
*
1991-02-28
1993-04-11
Sumitomo Bakelite Co
TW212771B
(en)
*
1991-09-20
1993-09-11
Ube Reikisen Kk
EP0629227B1
(en)
*
1992-03-03
1996-09-11
Exxon Chemical Patents Inc.
Sterilizable heat-sealed containers of high ethylene random copolymer films and processes
US6309736B1
(en)
1994-12-20
2001-10-30
Kimberly-Clark Worldwide, Inc.
Low gauge films and film/nonwoven laminates
ZA9510604B
(en)
*
1994-12-20
1996-07-03
Kimberly Clark Co
Low gauge films and film/nonwoven laminates
TW330217B
(en)
1994-12-20
1998-04-21
Kimberly Clark Co
Low gauge films and film/nonwoven laminates
US5922471A
(en)
*
1996-03-04
1999-07-13
Union Carbide Chemicals & Plastics Technology Corporation
Metallizable polypropylene random copolymer compositions
NZ331962A
(en)
*
1996-03-29
1999-05-28
Kimberly Clark Co
Absorbent article comprising a vapour permeable material with a specified water vapour transmission rate
US5843056A
(en)
*
1996-06-21
1998-12-01
Kimberly-Clark Worldwide, Inc.
Absorbent article having a composite breathable backsheet
US5888648A
(en)
*
1996-09-12
1999-03-30
Mobil Oil Corporation
Multi-layer hermetically sealable film and method of making same
US6689857B1
(en)
1996-10-03
2004-02-10
Exxonmobil Oil Corporation
High density polyethylene film with high biaxial orientation
US6015764A
(en)
*
1996-12-27
2000-01-18
Kimberly-Clark Worldwide, Inc.
Microporous elastomeric film/nonwoven breathable laminate and method for making the same
US6037281A
(en)
*
1996-12-27
2000-03-14
Kimberly-Clark Worldwide, Inc.
Cloth-like, liquid-impervious, breathable composite barrier fabric
US6111163A
(en)
*
1996-12-27
2000-08-29
Kimberly-Clark Worldwide, Inc.
Elastomeric film and method for making the same
US5914184A
(en)
*
1996-12-30
1999-06-22
Kimberly-Clark Worldwide, Inc.
Breathable laminate including filled film and continuous film
US6238767B1
(en)
1997-09-15
2001-05-29
Kimberly-Clark Worldwide, Inc.
Laminate having improved barrier properties
US6909028B1
(en)
1997-09-15
2005-06-21
Kimberly-Clark Worldwide, Inc.
Stable breathable elastic garments
US6045900A
(en)
*
1997-09-15
2000-04-04
Kimberly-Clark Worldwide, Inc.
Breathable filled film laminate
WO2000030850A1
(en)
*
1998-11-23
2000-06-02
Fresenius Kabi Ab
Improvements related to medical containers
CA2271973C
(en)
*
1999-05-14
2006-06-20
Glopak Inc.
High-speed pouch forming, sealing and filling machine, method of operation, and multi-layer film therefore
US20030039826A1
(en)
*
2000-03-20
2003-02-27
Sun Edward I.
Conformable and die-cuttable biaxially oriented films and labelstocks
US7405009B2
(en)
*
2003-01-24
2008-07-29
H.B. Fuller Licensing & Financing, Inc.
Moisture vapor permeable film including ethylene copolymer and articles including the same
US7147930B2
(en)
*
2003-12-16
2006-12-12
Curwood, Inc.
Heat-shrinkable packaging films with improved sealing properties and articles made thereof
CN1933970B
(en)
*
2004-03-18
2010-12-01
东洋纺织株式会社
Polypropylene type laminated film and package using it
WO2005092612A1
(en)
*
2004-03-26
2005-10-06
Toyo Boseki Kabushiki Kaisaha
Heat-sealable layered polypropylene resin film and package
US7722794B2
(en)
*
2005-02-08
2010-05-25
Toray Plastics (America), Inc.
Method for producing a sealable biaxially oriented polypropylene film for packaging
KR101151476B1
(en)
*
2005-04-28
2012-05-30
토요 보세키 가부시기가이샤
Heat-sealable multilayer polypropylene resin film and packaging material
EP2627492B1
(en)
2010-10-15
2018-11-21
ExxonMobil Chemical Patents Inc.
Method for forming blends of polyolefin and resin modifier
BE1021958B1
(en)
*
2014-02-18
2016-01-29
BPI Formipac
FOIL AND METHOD FOR PACKAGING A COMPRESSIBLE PRODUCT IN A COMPRESSED STATE AND PACKED COMPRESSIBLE PRODUCT
Family Cites Families (14)
* Cited by examiner, † Cited by third party
Publication number
Priority date
Publication date
Assignee
Title
GB1145199A
(en)
1966-06-13
1969-03-12
Nat Distillers Chem Corp
Heat-sealable oriented polypropylene film laminate
JPS4914343B1
(en)
*
1970-06-02
1974-04-06
JPS4914343A
(en)
*
1972-05-22
1974-02-07
GB1440317A
(en)
*
1972-10-17
1976-06-23
British Cellophane Ltd
Heat-sealable plastics films
CA1103140A
(en)
1976-10-22
1981-06-16
Crown Zellerbach Corporation
Trilaminate film for forming sideweld bags
IT1067253B
(en)
*
1976-12-20
1985-03-16
Moplefan Spa
COUPLED FOR PACKAGING BASED ON POLYOLEFINIC FILMS
JPS6031673B2
(en)
*
1977-04-15
1985-07-23
東レ株式会社
Three layer laminated polypropylene film
CA1157617A
(en)
*
1977-12-14
1983-11-29
Milton L. Weiner
Oriented polypropylene with linear low density polyethylene copolymer coating
DE2827764C2
(en)
*
1978-06-24
1988-01-21
Hoechst Ag, 6230 Frankfurt
Process for the production of a polypropylene suitable for sealable films
JPS5514223A
(en)
*
1978-07-14
1980-01-31
Sumitomo Chemical Co
Extended compound polypropylene film
GB2030927A
(en)
*
1978-09-19
1980-04-16
British Cellophane Ltd
Heta-selable antistatic polypropylene films
IT1162495B
(en)
*
1978-12-28
1987-04-01
Sumitomo Chemical Co
PRODUCTION FOR PRODUCING PROPYLENE COPOLYMERS
DE2912179A1
(en)
*
1979-03-30
1980-10-09
Mitsubishi Petrochemical Co
POLYMERISAT AND HEAT-SEALABLE BIAXIAL STRETCHED COMPOSITE FILM
GB2055855A
(en)
*
1979-08-07
1981-03-11
Ici Ltd
Heat-treating polyolefin films
1981
1981-05-19
US
US06/265,220
patent/US4384024A/en
not_active
Expired – Fee Related
1982
1982-02-23
DE
DE8282300934T
patent/DE3263979D1/en
not_active
Expired
1982-02-23
EP
EP82300934A
patent/EP0061238B1/en
not_active
Expired
1982-02-23
AT
AT82300934T
patent/ATE13643T1/en
not_active
IP Right Cessation
1982-03-02
NZ
NZ199881A
patent/NZ199881A/en
unknown
1982-03-03
ZA
ZA821420A
patent/ZA821420B/en
unknown
1982-03-04
AU
AU81139/82A
patent/AU550566B2/en
not_active
Ceased
1982-03-10
CA
CA000398059A
patent/CA1169216A/en
not_active
Expired
1982-03-18
BR
BR8201504A
patent/BR8201504A/en
unknown
1982-03-19
JP
JP57044423A
patent/JPS57210852A/en
active
Pending
Also Published As
Publication number
Publication date
JPS57210852A
(en)
1982-12-24
EP0061238A1
(en)
1982-09-29
EP0061238B1
(en)
1985-06-05
CA1169216A
(en)
1984-06-19
ATE13643T1
(en)
1985-06-15
ZA821420B
(en)
1983-01-26
NZ199881A
(en)
1985-03-20
BR8201504A
(en)
1983-02-01
AU8113982A
(en)
1983-09-22
DE3263979D1
(en)
1985-07-11
US4384024A
(en)
1983-05-17
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1986-06-29
HOPKLEMARABLE CONTAINERS MANUFACTURED FROM ETHENE PROPYLENE COPOLYMER
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1978-03-13
Coated polypropylene film
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1983-03-15
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1992-09-22
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Date
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Title
Description
2000-10-19
MK14
Patent ceased section 143(a) (annual fees not paid) or expired
