DE3476980D1 - Oriented polyethylene film and method of manufacture - Google Patents

Oriented polyethylene film and method of manufacture

Info

Publication number
DE3476980D1
DE3476980D1 DE8484301892T DE3476980T DE3476980D1 DE 3476980 D1 DE3476980 D1 DE 3476980D1 DE 8484301892 T DE8484301892 T DE 8484301892T DE 3476980 T DE3476980 T DE 3476980T DE 3476980 D1 DE3476980 D1 DE 3476980D1
Authority
DE
Germany
Prior art keywords
manufacture
polyethylene film
oriented polyethylene
oriented
film
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
Application number
DE8484301892T
Other languages
English (en)
Inventor
Yasushi Itaba
Keichiro Saito
Jyoichi Tabuchi
Masao Yoshizawa
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.)
Tonen General Sekiyu KK
Original Assignee
Toa Nenryo Kogyyo KK
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
Priority claimed from JP4710883A external-priority patent/JPS59174322A/ja
Priority claimed from JP4710783A external-priority patent/JPH0247334B2/ja
Application filed by Toa Nenryo Kogyyo KK filed Critical Toa Nenryo Kogyyo KK
Application granted granted Critical
Publication of DE3476980D1 publication Critical patent/DE3476980D1/de
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/32Layered products comprising a layer of synthetic resin comprising polyolefins
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C71/00After-treatment of articles without altering their shape; Apparatus therefor
    • B29C71/04After-treatment of articles without altering their shape; Apparatus therefor by wave energy or particle radiation, e.g. for curing or vulcanising preformed articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/06Layered 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
    • B32B27/08Layered 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00Layered products comprising a layer of synthetic resin
    • B32B27/32Layered products comprising a layer of synthetic resin comprising polyolefins
    • B32B27/322Layered products comprising a layer of synthetic resin comprising polyolefins comprising halogenated polyolefins, e.g. PTFE
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/0008Electrical discharge treatment, e.g. corona, plasma treatment; wave energy or particle radiation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/0012Mechanical treatment, e.g. roughening, deforming, stretching
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00Layered 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
    • B32B7/02Physical, chemical or physicochemical properties
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2023/00Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04Polymers of ethylene
    • B29K2023/06PE, i.e. polyethylene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2023/00Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04Polymers of ethylene
    • B29K2023/06PE, i.e. polyethylene
    • B29K2023/0608PE, i.e. polyethylene characterised by its density
    • B29K2023/0641MDPE, i.e. medium density polyethylene
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/24Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2995/00Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/0026Transparent
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2995/00Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037Other properties
    • B29K2995/005Oriented
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2995/00Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0037Other properties
    • B29K2995/0063Density
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00Flat articles, e.g. films or sheets
    • B29L2007/008Wide strips, e.g. films, webs
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B38/0012Mechanical treatment, e.g. roughening, deforming, stretching
    • B32B2038/0028Stretching, elongating
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B38/00Ancillary operations in connection with laminating processes
    • B32B2038/0052Other operations not otherwise provided for
    • B32B2038/0076Curing, vulcanising, cross-linking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/40Properties of the layers or laminate having particular optical properties
    • B32B2307/412Transparent
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00Properties of the layers or laminate
    • B32B2307/50Properties of the layers or laminate having particular mechanical properties
    • B32B2307/514Oriented
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2309/00Parameters for the laminating or treatment process; Apparatus details
    • B32B2309/08Dimensions, e.g. volume
    • B32B2309/10Dimensions, e.g. volume linear, e.g. length, distance, width
    • B32B2309/105Thickness
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B32LAYERED PRODUCTS
    • B32BLAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2323/00Polyalkenes
    • B32B2323/04Polyethylene
    • B32B2323/043HDPE, i.e. high density polyethylene
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00Stock material or miscellaneous articles
    • Y10S428/91Product with molecular orientation
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495Thickness [relative or absolute]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/24Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495Thickness [relative or absolute]
    • Y10T428/24967Absolute thicknesses specified
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/26Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • Y10T428/261In terms of molecular thickness or light wave length
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31855Of addition polymer from unsaturated monomers
    • Y10T428/31909Next to second addition polymer from unsaturated monomers
    • Y10T428/31913Monoolefin polymer
DE8484301892T 1983-03-23 1984-03-20 Oriented polyethylene film and method of manufacture Expired DE3476980D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4710883A JPS59174322A (ja) 1983-03-23 1983-03-23 延伸ポリエチレンフイルムの製造方法
JP4710783A JPH0247334B2 (ja) 1983-03-23 1983-03-23 Enshinhoriechirenfuirumu

Publications (1)

Publication Number Publication Date
DE3476980D1 true DE3476980D1 (en) 1989-04-13

Family

ID=26387258

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484301892T Expired DE3476980D1 (en) 1983-03-23 1984-03-20 Oriented polyethylene film and method of manufacture

Country Status (4)

Country Link
US (2) US4590020A (de)
EP (1) EP0120672B1 (de)
CA (1) CA1224616A (de)
DE (1) DE3476980D1 (de)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60154034A (ja) * 1984-01-23 1985-08-13 Toa Nenryo Kogyo Kk ポリエチレン延伸フイルム
DE3772946D1 (de) * 1986-06-19 1991-10-17 Asahi Chemical Ind Heizschrumpfbarer zylindrischer mehrschichtfilm.
JPS6467326A (en) * 1987-09-09 1989-03-14 Toa Nenryo Kogyo Kk Manufacture of crosslinking oriented polyethylene film
US5006378A (en) * 1987-11-13 1991-04-09 Toa Neryo Kogyo Kabushiki Kaisha Polyethylene composite film
DE3881843T2 (de) * 1987-11-30 1993-09-30 Toa Nenryo Kogyo Kk Orientierte Polyäthylenfolie.
US5145728A (en) * 1987-11-30 1992-09-08 Toa Nenryo Kogyo Kabushiki Kaisha Oriented polyethylene film
ES2071656T3 (es) * 1988-03-18 1995-07-01 Kendall & Co Peliculas encogibles por calor.
US4855187A (en) * 1988-05-06 1989-08-08 Mobil Oil Corporation Low coefficient of friction biaxially oriented film
EP0358445A3 (de) * 1988-09-07 1990-11-14 Tonen Sekiyukagaku K.K. Mehrschichtfolie aus Polyäthylen und Etikett
JPH0272933A (ja) * 1988-09-08 1990-03-13 Tonen Sekiyukagaku Kk ポリエチレン延伸フイルム及びその製造方法
JPH02134246A (ja) * 1988-11-15 1990-05-23 Tonen Sekiyukagaku Kk ヒートシール性ポリエチレン架橋延伸フイルム及びその製造方法
US5158815A (en) * 1989-03-06 1992-10-27 The Kendall Company Closure device for shrinkwraps
US4961978A (en) * 1989-03-06 1990-10-09 The Kendall Company Novel closure device for shrinkwraps
CA2054753A1 (en) * 1990-03-07 1991-09-08 Yasushi Itaba Polyethylene label and method of preparation thereof
US5833665A (en) 1990-06-14 1998-11-10 Integra Lifesciences I, Ltd. Polyurethane-biopolymer composite
US5508319A (en) * 1991-06-21 1996-04-16 Montell North America Inc. High melt strength, ethylene polymer, process for making it, and use thereof
DE4406406C2 (de) * 1994-02-26 1996-10-24 Stewing Nachrichtentechnik Verfahren zur Verminderung der Rißanfälligkeit bei einer wärmerückstellbaren Werkstoffbahn
US5487895A (en) * 1993-08-13 1996-01-30 Vitaphore Corporation Method for forming controlled release polymeric substrate
AU7668894A (en) * 1993-08-13 1995-03-14 Vitaphore Corporation Hydrogel-based microsphere drug delivery systems
CN1088426C (zh) * 1995-06-05 2002-07-31 艾弗里·丹尼森公司 耐热压敏胶结构体
JP2000514481A (ja) 1996-07-09 2000-10-31 ザ オーソピーディック ホスピタル 放射線及び熱処理を用いた低摩耗ポリエチレンの架橋
US6258308B1 (en) 1996-07-31 2001-07-10 Exxon Chemical Patents Inc. Process for adjusting WVTR and other properties of a polyolefin film
CA2236672A1 (en) 1996-09-04 1998-03-12 Toyo Ink Manufacturing Co., Ltd. Electron beam irradiation process and an object irradiated with an electron beam
US6689857B1 (en) * 1996-10-03 2004-02-10 Exxonmobil Oil Corporation High density polyethylene film with high biaxial orientation
EP1028760B1 (de) * 1996-10-15 2004-04-14 Orthopaedic Hospital Verschleissfestes vernetztes polyethylen mit oberflächengradienten
AU6429899A (en) 1998-10-16 2000-05-08 Exxon Chemical Patents Inc. Process for producing polyolefin microporous breathable film
US6953510B1 (en) 1998-10-16 2005-10-11 Tredegar Film Products Corporation Method of making microporous breathable film
WO2000074929A1 (en) * 1999-06-03 2000-12-14 Printpack Illinois, Inc. Machine direction oriented high molecular weight, high density polyethylene films with enhanced water vapor transmission properties
US6727000B2 (en) * 2000-03-22 2004-04-27 Basell Poliolefine Italia S.P.A. Multilayer heat-shrinkable sealable films
US6758000B2 (en) 2001-01-10 2004-07-06 Avery Dennison Corporation Livestock security tag assembly
US6756095B2 (en) 2001-01-10 2004-06-29 Avery Dennison Corporation Heat-sealable laminate
US6919113B2 (en) 2001-07-18 2005-07-19 Avery Dennison Corporation Multilayered film
US6773653B2 (en) * 2001-10-05 2004-08-10 Avery Dennison Corporation In-mold labeling method
US8029888B2 (en) * 2008-06-30 2011-10-04 Basell Polyolefine Gmbh Preparation of transparent high density polyethylene sheets
US20110256378A1 (en) * 2010-04-13 2011-10-20 Energy Sciences, Inc. Cross linking membrane surfaces
TWI757341B (zh) 2016-09-29 2022-03-11 美商陶氏全球科技有限責任公司 塗佈膜及由其形成之製品
CN111761905A (zh) * 2019-04-01 2020-10-13 国家能源投资集团有限责任公司 多层聚乙烯薄膜及其制备方法
EP4045316A1 (de) * 2019-10-17 2022-08-24 Dow Global Technologies LLC Mehrschichtfolien und artikel mit mehrschichtfolien

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2877500A (en) * 1955-06-17 1959-03-17 Grace W R & Co Process for preparing transparent polyethylene
US3242159A (en) * 1961-11-27 1966-03-22 Pullman Inc Treatment of linear polyethylene
DE1629772A1 (de) * 1965-09-14 1971-05-19 Wolff Walsrode Ag Verfahren zur Herstellung von Kunststoff-Verpackungsfolien
US3455337A (en) * 1966-10-31 1969-07-15 Raychem Corp Irradiated article
US4064296A (en) * 1975-10-02 1977-12-20 W. R. Grace & Co. Heat shrinkable multi-layer film of hydrolyzed ethylene vinyl acetate and a cross-linked olefin polymer
AU523866B2 (en) * 1978-04-18 1982-08-19 Du Pont Canada Inc. Manufacture of film
DE2925205A1 (de) * 1979-06-22 1981-02-05 Bayer Ag Dampfsterilisierbare, siegelbare folien
JPS5693542A (en) * 1979-12-27 1981-07-29 Mitsubishi Petrochemical Co Bridged polyethylene resin laminated film or sheet
US4410582A (en) * 1980-12-10 1983-10-18 Toray Industries, Inc. Multi-layered polyolefin laminated film
JPS5865725A (ja) * 1982-08-18 1983-04-19 Japan Styrene Paper Co Ltd 架橋ポリオレフイン系重合体粒子
JPS60154034A (ja) * 1984-01-23 1985-08-13 Toa Nenryo Kogyo Kk ポリエチレン延伸フイルム

Also Published As

Publication number Publication date
EP0120672A3 (en) 1986-08-06
US4590020A (en) 1986-05-20
EP0120672B1 (de) 1989-03-08
CA1224616A (en) 1987-07-28
EP0120672A2 (de) 1984-10-03
US4705714A (en) 1987-11-10

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