GB2028716B - Laminar thermoplastic film constructions - Google Patents

Laminar thermoplastic film constructions

Info

Publication number: GB2028716B
Authority: GB; United Kingdom
Prior art keywords: thermoplastic film; film constructions; laminar thermoplastic; laminar; constructions
Prior art date: 1978-08-16
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

GB2028716A (en

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.)

Mobil Oil AS

Original Assignee

Mobil Oil AS

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.)

1978-08-16

Filing date

1979-08-02

Publication date

1982-09-08

1979-08-02Application filed by Mobil Oil ASfiledCriticalMobil Oil AS

1980-03-12Publication of GB2028716ApublicationCriticalpatent/GB2028716A/en

1982-09-08Application grantedgrantedCritical

1982-09-08Publication of GB2028716BpublicationCriticalpatent/GB2028716B/en

StatusExpiredlegal-statusCriticalCurrent

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
- 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
- B32B7/02—Physical, chemical or physicochemical 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
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0013—Extrusion moulding in several steps, i.e. components merging outside the die
- B29C48/0015—Extrusion moulding in several steps, i.e. components merging outside the die producing hollow articles having components brought in contact outside the extrusion die
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- 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
- B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
- B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
- 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
- B29C48/14—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration
- B29C48/147—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle
- B29C48/1472—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the particular extruding conditions, e.g. in a modified atmosphere or by using vibration after the die nozzle at the die nozzle exit zone
- 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
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
- 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
- B32B27/32—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
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
- C08L1/02—Cellulose; Modified cellulose
- C08L1/06—Cellulose hydrate
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
- C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing atoms other than carbon or hydrogen
- C08L23/0853—Ethene vinyl acetate copolymers
- 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
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/007—Using fluid under pressure
- 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
- B32B2309/00—Parameters for the laminating or treatment process; Apparatus details
- B32B2309/08—Dimensions, e.g. volume
- B32B2309/10—Dimensions, e.g. volume linear, e.g. length, distance, width
- B32B2309/105—Thickness
- 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
- B32B2323/043—HDPE, i.e. high 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
- B32B2323/04—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
- B32B2439/02—Open containers
- B32B2439/06—Bags, sacks, sachets
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene

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)
Laminated Bodies (AREA)
Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Extrusion Moulding Of Plastics Or The Like (AREA)

GB7926949A1978-08-161979-08-02Laminar thermoplastic film constructionsExpiredGB2028716B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US93423578A	1978-08-16	1978-08-16

Publications (2)

Publication Number	Publication Date
GB2028716A GB2028716A (en)	1980-03-12
GB2028716Btrue GB2028716B (en)	1982-09-08

Family

ID=25465208

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB7926949AExpiredGB2028716B (en)	1978-08-16	1979-08-02	Laminar thermoplastic film constructions

Country Status (8)

Country	Link
JP (1)	JPS5530994A (en)
BE (1)	BE878270A (en)
DE (1)	DE2933231A1 (en)
ES (1)	ES483353A1 (en)
FR (1)	FR2433405A1 (en)
GB (1)	GB2028716B (en)
IT (1)	IT1123521B (en)
NL (1)	NL7906246A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6822051B2 (en)	2002-03-29	2004-11-23	Media Plus, Inc.	High density polyethylene melt blends for improved stress crack resistance in pipe
US7867588B2 (en)	2001-12-17	2011-01-11	Media Plus, Inc.	Polyethylene melt blends for high density polyethylene applications

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4392482A (en)*	1979-08-02	1983-07-12	Chang Moo K	Solar heating panel arrangement
US4367841A (en)*	1980-11-18	1983-01-11	Mobil Oil Corporation	Thermoplastic carrying bag with binary polyolefin resin blend
DE69526T1 (en)	1981-07-04	1984-04-26	Idemitsu Petrochemical Co., Ltd., Tokyo	PACKAGING BAGS.
JPS5864952A (en)*	1981-10-05	1983-04-18	出光石油化学株式会社	Bag for packing
CA1199567A (en)*	1982-02-18	1986-01-21	Walter B. Mueller	Linear polyethylene shrink films
EP0095849B1 (en)*	1982-05-20	1987-09-09	Stiksack STS S.A.	Plastics film and bags and sacks therefrom
JPS5973948A (en)*	1982-10-20	1984-04-26	昭和電工株式会社	Laminated inflation film
EP0111602B1 (en)*	1982-12-16	1986-05-14	Idemitsu Petrochemical Co. Ltd.	Packaging bags
JPH0695201B2 (en)*	1985-01-28	1994-11-24	富士写真フイルム株式会社	Packaging material for photographic materials
JPS6218546A (en)*	1985-07-17	1987-01-27	Fuji Photo Film Co Ltd	Material for packaging photosensitive material
EP0507351B1 (en)*	1987-01-23	1999-05-12	Fuji Photo Film Co., Ltd.	Packaging material for photosensitive materials
JPH07101295B2 (en)*	1988-02-23	1995-11-01	富士写真フイルム株式会社	Packaging material for photosensitive materials
US5110870A (en)*	1989-01-06	1992-05-05	Mitsubishi Kasei Corporation	Extensible film or sheet and process for producing the same
DE19622945A1 (en)*	1996-06-07	1997-12-11	Wtz Fuer Motoren Und Maschinen	Operation method for IC engine for gaseous fuel
US6059707A (en)	1998-03-27	2000-05-09	Tenneco Packaging Inc.	Easy to open handle bag and method of making the same
KR100532644B1 (en)*	2001-01-15	2005-12-01	쇼와 덴코 플라스틱 프로덕츠 가부시키가이샤	Laminate and Container
US7131250B2 (en)	2002-10-04	2006-11-07	Jcs/Thg, Llp	Appliance for vacuum sealing food containers
US7003928B2 (en)	2002-10-04	2006-02-28	Jcs/Thg, Llc	Appliance for vacuum sealing food containers
US7076929B2 (en)	2002-10-04	2006-07-18	Jcs/Thg, Llc	Appliance for vacuum sealing food containers
TWI605276B (en)	2009-04-15	2017-11-11	３Ｍ新設資產公司	Optical construction and display system incorporating same
EP2558288B1 (en)	2010-04-15	2019-01-02	3M Innovative Properties Company	Retroreflective articles including optically active areas and optically inactive areas
CN113166499A (en)*	2018-09-24	2021-07-23	埃克森美孚化学专利公司	Crosslinked elastomer-polymer blends
CN110591197A (en)*	2019-08-28	2019-12-20	德清尚邑塑料制品有限公司	Bone strip production process
KR20240004611A (en)*	2021-04-30	2024-01-11	다우 글로벌 테크놀로지스 엘엘씨	Laminated film structure

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2956723A (en)*	1958-11-10	1960-10-18	Kendall & Co	Laminates
GB1044068A (en)*	1962-10-24	1966-09-28	Union Carbide Corp	Production of coated biaxially oriented linear highly crystalline polyolefin films
FR2031801A5 (en)*	1969-02-07	1970-11-20	Ethylene Plastique Sa	Polymer materials in sheet foil or tubular - form
BE789332A (en)*	1971-09-28	1973-03-27	Du Pont Canada	ETHYLENE POLYMER FILMS WITH SIMULTANEOUS LAMINATION AND ORIENTATION
US4022646A (en)*	1971-11-26	1977-05-10	Du Pont Of Canada Limited	Process for the manufacture of co-oriented laminated ethylene polymer films
JPS599347B2 (en)*	1975-04-07	1984-03-01	ニホンセキユカガクカブシキガイシヤ	Method for manufacturing thermoplastic resin multilayer film
GB1497577A (en)*	1975-06-11	1978-01-12	Ici Ltd	Film-forming olefin polymer compositions
JPS52110186A (en)*	1976-03-11	1977-09-16	Mitsui Petrochemical Ind	Wrapping polyolefin film
JPS5512008A (en)*	1978-06-29	1980-01-28	Mitsui Petrochemical Ind	Packing laminate sack

1979
- 1979-08-02GBGB7926949Apatent/GB2028716B/ennot_activeExpired
- 1979-08-13ESES483353Apatent/ES483353A1/ennot_activeExpired
- 1979-08-13FRFR7920603Apatent/FR2433405A1/enactiveGranted
- 1979-08-14ITIT25139/79Apatent/IT1123521B/enactive
- 1979-08-16DEDE19792933231patent/DE2933231A1/enactiveGranted
- 1979-08-16NLNL7906246Apatent/NL7906246A/ennot_activeApplication Discontinuation
- 1979-08-16JPJP10364179Apatent/JPS5530994A/enactiveGranted
- 1979-08-16BEBE0/196756Apatent/BE878270A/ennot_activeIP Right Cessation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7867588B2 (en)	2001-12-17	2011-01-11	Media Plus, Inc.	Polyethylene melt blends for high density polyethylene applications
US6822051B2 (en)	2002-03-29	2004-11-23	Media Plus, Inc.	High density polyethylene melt blends for improved stress crack resistance in pipe

Also Published As

Publication number	Publication date
GB2028716A (en)	1980-03-12
NL7906246A (en)	1980-02-19
JPS6347621B2 (en)	1988-09-22
IT7925139A0 (en)	1979-08-14
BE878270A (en)	1980-02-18
IT1123521B (en)	1986-04-30
FR2433405A1 (en)	1980-03-14
DE2933231C2 (en)	1988-12-01
JPS5530994A (en)	1980-03-05
ES483353A1 (en)	1980-08-16
DE2933231A1 (en)	1980-03-06
FR2433405B1 (en)	1982-10-15

Publication	Publication Date	Title
GB2028716B (en)	1982-09-08	Laminar thermoplastic film constructions
GB2018675B (en)	1982-06-23	Multilayer film
GB2012282B (en)	1982-09-02	Multilayer film
DE3267663D1 (en)	1986-01-09	Cling-wrap polyethylene film
GB2012672B (en)	1982-04-28	Multilayer film
NZ189785A (en)	1981-03-16	Multilayer flexible thermoplastic film
JPS54101885A (en)	1979-08-10	Packaging film
GB2025847B (en)	1983-03-30	Multilayer film
JPS54148083A (en)	1979-11-19	Antistatic film
JPS5527299A (en)	1980-02-27	Multiilayer film
JPS54155260A (en)	1979-12-07	Forming extruded thermoplastic film
JPS54154511A (en)	1979-12-05	Antiiangina film
GB2071054B (en)	1983-09-01	Plastic film dispenser
GB2029766B (en)	1983-01-06	Laminar thermoplastic resin structure
JPS53139683A (en)	1978-12-06	Plastic film
JPS5592104A (en)	1980-07-12	Film path
JPS5582616A (en)	1980-06-21	Device for extending thermoplastic thin film
GB2028168B (en)	1982-09-08	Antistatic thermoplastic polymeric film
JPS5549264A (en)	1980-04-09	Laminated film
ZA781559B (en)	1979-03-28	Film adhesives
GB2105651B (en)	1983-09-01	Multi-layer polypropylene film
JPS5517542A (en)	1980-02-07	Polypropylene multilayer film
JPS5559964A (en)	1980-05-06	Polypropylene multilayer film
JPS54126948A (en)	1979-10-02	Plastic film capacitor
JPS54138079A (en)	1979-10-26	Multiilayer film

Legal Events

Date	Code	Title	Description
1990-04-04	PCNP	Patent ceased through non-payment of renewal fee

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GB2028716B - Laminar thermoplastic film constructions - Google Patents

Info

Links

Classifications

Landscapes

Applications Claiming Priority (1)

Publications (2)

Family

ID=25465208

Family Applications (1)

Country Status (8)

Cited By (2)

Families Citing this family (24)

Family Cites Families (9)

Cited By (2)

Also Published As

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