FR2362726A1 - Feuille de matiere synthetique thermosoudable et procede pour sa fabrication - Google Patents

Feuille de matiere synthetique thermosoudable et procede pour sa fabrication

Info

Publication number
FR2362726A1
FR2362726A1 FR7725554A FR7725554A FR2362726A1 FR 2362726 A1 FR2362726 A1 FR 2362726A1 FR 7725554 A FR7725554 A FR 7725554A FR 7725554 A FR7725554 A FR 7725554A FR 2362726 A1 FR2362726 A1 FR 2362726A1
Authority
FR
France
Prior art keywords
sheet
synthetic material
heat
thermo
manufacturing
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.)
Granted
Application number
FR7725554A
Other languages
English (en)
Other versions
FR2362726B1 (fr
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.)
Hoechst AG
Original Assignee
Hoechst AG
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 Hoechst AG filed Critical Hoechst AG
Publication of FR2362726A1 publication Critical patent/FR2362726A1/fr
Application granted granted Critical
Publication of FR2362726B1 publication Critical patent/FR2362726B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/04—Monomers containing three or four carbon atoms
    • C08F210/06—Propene
    • 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
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • 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
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • 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
    • B32B27/327—Layered products comprising a layer of synthetic resin comprising polyolefins comprising polyolefins obtained by a metallocene or single-site catalyst
    • 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
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/0012—Mechanical treatment, e.g. roughening, deforming, stretching
    • B32B2038/0028—Stretching, elongating
    • 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
    • B32B2250/02—2 layers
    • 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
    • B32B2250/242—All polymers belonging to those covered by group B32B27/32
    • 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
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/21—Anti-static
    • 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
    • B32B2307/40—Properties of the layers or laminate having particular optical properties
    • B32B2307/402—Coloured
    • B32B2307/4026—Coloured within the layer by addition of a colorant, e.g. pigments, dyes
    • 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
    • B32B2307/746—Slipping, anti-blocking, low friction
    • 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
    • B32B2323/10—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
    • Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S526/916—Interpolymer from at least three ethylenically unsaturated monoolefinic hydrocarbon monomers
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y10T428/24967—Absolute thicknesses specified
    • 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
    • Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y10T428/24967—Absolute thicknesses specified
    • Y10T428/24975—No layer or component greater than 5 mils thick
    • 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
    • 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
    • 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
    • Y10T428/31938—Polymer of monoethylenically unsaturated hydrocarbon

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Laminated Bodies (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)

Abstract

L'invention est relative à une feuille de matière synthétique thermosoudable comportant une feuille de base formée d un polymère ou copolymère d'une a-oléfine dont la molécule contient 2 à 6 atomes de carbone et une couche de thermosoudage appliquée sur au moins un côté de la feuille de base et formée d'un copolymère, caractérisé en ce que la couche de thermosoudage est formée d'un terpolymère comprenant, en poids, de 93,3 à 99,0 % d'unités de propylène, de 0,5 à 1,9 % d'unités d'éthylène et de 0,4 à 4,9 % d'unités d'une alpha -oléfine dont la molécule contient de 4 à 10 atomes de carbone, les comonomères étant pratiquement distribués statistiquement Elle concerne également son procédé de fabrication.
FR7725554A 1976-08-24 1977-08-22 Feuille de matiere synthetique thermosoudable et procede pour sa fabrication Granted FR2362726A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2637978A DE2637978B2 (de) 1976-08-24 1976-08-24 HeiBsiegelfähige Kunststoffolie und Verfahren zu ihrer Herstellung

Publications (2)

Publication Number Publication Date
FR2362726A1 true FR2362726A1 (fr) 1978-03-24
FR2362726B1 FR2362726B1 (fr) 1981-06-12

Family

ID=5986175

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7725554A Granted FR2362726A1 (fr) 1976-08-24 1977-08-22 Feuille de matiere synthetique thermosoudable et procede pour sa fabrication

Country Status (8)

Country Link
US (1) US4256784A (fr)
BE (1) BE858006A (fr)
CA (1) CA1107931A (fr)
DE (1) DE2637978B2 (fr)
FR (1) FR2362726A1 (fr)
GB (1) GB1557920A (fr)
LU (1) LU78010A1 (fr)
NL (1) NL7709084A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428651A1 (fr) * 1978-06-14 1980-01-11 Sumitomo Chemical Co Procede pour produire des copolymeres de propylene et une pellicule multicouche de polypropylene
FR2429231A1 (fr) * 1978-06-24 1980-01-18 Hoechst Ag Procede de preparation d'un polypropylene utilisable pour fabriquer des feuilles soudables a chaud
EP0172646A1 (fr) * 1984-07-13 1986-02-26 Sumitomo Chemical Company, Limited Films étirés multicouches de polypropylène

Families Citing this family (30)

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Publication number Priority date Publication date Assignee Title
US4324829A (en) * 1977-08-05 1982-04-13 The Dow Chemical Company Laminate film structures from chlorinated polyethylenes
DE2814311B2 (de) * 1978-04-03 1981-03-12 Hoechst Ag, 6000 Frankfurt Heißsiegelfähige, opake Kunststoffolie, Verfahren zu ihrer Herstellung
IT1097510B (it) * 1978-07-10 1985-08-31 Moplefan Spa Procedimento per la preparazione di film poliolefinici termosaldabili
DE2908381C2 (de) * 1979-03-03 1982-09-02 Hoechst Ag, 6000 Frankfurt Leicht zu öffnende Folienpackung sowie Verfahren zu ihrer Herstellung
US4339498A (en) * 1979-10-05 1982-07-13 Mobil Oil Corporation Heat sealable packaging film comprising propylene polymer substrate and a surface layer blend of olefin copolymer or interpolymer
DE3041286C1 (de) * 1980-11-03 1982-07-22 Hoechst Ag, 6000 Frankfurt Siegelfaehige,biaxial gestreckte Polypropylenfolie mit hoher Kratzfestigkeit sowie Verfahren zu ihrer Herstellung
US4464426A (en) * 1981-11-03 1984-08-07 Union Carbide Corporation Multilayer film having a layer of low pressure, low density heterogeneous ethylene copolymers
US4513038A (en) * 1981-11-03 1985-04-23 Union Carbide Corporation Multilayer film having a layer of low pressure, low density heterogeneous ethylene copolymers
JPS58192552A (ja) * 1982-05-06 1983-11-10 テルモ株式会社 薬液を収容してなる合成樹脂製医療用バッグを収納した包装容器
JPS58192551A (ja) * 1982-05-06 1983-11-10 テルモ株式会社 医療用容器の保存用包装容器
DE3517081A1 (de) * 1985-05-11 1986-11-13 Wolff Walsrode Ag, 3030 Walsrode Opake, siegelbare mehrschichtfolien aus polyolefinen
US4643945A (en) * 1985-09-03 1987-02-17 Enron Chemical Company Heat sealable blend of polypropylene terpolymers and linear low density polyethylene
NZ217626A (en) * 1985-09-30 1989-11-28 W R Grace & Co Conn Formerly W Packaging film consisting of #a# olefin copolymers
US4966944A (en) * 1986-12-10 1990-10-30 Quantum Chemical Corporation Impact propylene copolymers with improved bruise resistance
DE3732933A1 (de) * 1987-09-30 1989-04-13 Basf Ag Verwendung eines speziellen propen-polymerisats beim herstellen siegelbarer folien
DE3809698A1 (de) * 1988-03-23 1989-10-12 Alkor Gmbh Verfahren zum verschweissen von flaechig aufeinanderliegenden kunststoffolien
CA2003882C (fr) 1988-12-19 1997-01-07 Edwin Rogers Smith Terpolymere de polyethylene de tres faible densite thermoretrecissable
US5639842A (en) * 1988-12-26 1997-06-17 Mitsui Petrochemical Industries, Ltd. Ethylene random copolymers
EP0685496A1 (fr) * 1988-12-26 1995-12-06 Mitsui Petrochemical Industries, Ltd. Copolymères d'oléfines et leurs procédés de préparation
US4994324A (en) * 1989-01-19 1991-02-19 Union Camp Corporation Hot-fill polyethylene bags
KR100311597B1 (ko) * 1993-11-17 2002-04-24 히라이 가쯔히꼬 감열공판인쇄용원지
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
US6818346B2 (en) * 2002-12-30 2004-11-16 Coating Excellence International Static COF differential poly film ream wrap
EP1552919A1 (fr) * 2003-12-31 2005-07-13 Coating Excellence International, LLC Film plastique ayant des coefficients de frottement statique différents pour l'emballage des rames de papier
JP3945519B2 (ja) * 2004-06-21 2007-07-18 東京エレクトロン株式会社 被処理体の熱処理装置、熱処理方法及び記憶媒体
ATE501216T1 (de) * 2008-07-11 2011-03-15 Borealis Ag Heterophasenpolymer-zusammensetzung mit hoher dichtheitsstärke
WO2011061067A1 (fr) * 2009-11-17 2011-05-26 Basell Poliolefine Italia S.R.L. Films thermorétractables
JP7496304B2 (ja) 2020-12-25 2024-06-06 住友化学株式会社 多層フィルム、および、包装袋

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1306645A (fr) * 1961-07-19 1962-10-19 Union Carbide Corp Procédé de formation de pellicules orientées uniaxialement et revêtues, et produits ainsi obtenus
US3549389A (en) * 1969-09-17 1970-12-22 Dow Chemical Co Food package
FR2248291A1 (fr) * 1973-10-23 1975-05-16 Huels Chemische Werke Ag
FR2265540A1 (fr) * 1974-03-29 1975-10-24 Ici Ltd
FR2314212A1 (fr) * 1975-06-11 1977-01-07 Ici Ltd Nouvelle composition propre a former une pellicule

Family Cites Families (7)

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Publication number Priority date Publication date Assignee Title
US3491935A (en) * 1966-08-08 1970-01-27 Phillips Petroleum Co Method of forming a peelable seal
DE1805886A1 (de) * 1967-11-04 1969-09-04 Mitsubishi Petrochemical Co Heissverschweissbare biaxial orientierte Polypropylenschichtfilme und Verfahren zu deren Herstellung
US4022646A (en) * 1971-11-26 1977-05-10 Du Pont Of Canada Limited Process for the manufacture of co-oriented laminated ethylene polymer films
GB1415898A (en) * 1972-02-11 1975-12-03 Huels Chemische Werke Ag Manufacture of low-density ethylene polymers
DE2350065C3 (de) * 1973-10-05 1980-06-26 Chemische Werke Huels Ag, 4370 Marl Verfahren zur Herstellung von Niederdruckco- und terpolymeren des Äthylens mit niedriger Dichte
US3891008A (en) * 1973-12-26 1975-06-24 Grace W R & Co Multi-layer thermoplastic film and method of making same
US4072813A (en) * 1976-02-11 1978-02-07 Eastman Kodak Company Poly(higher-1-olefin/1-butene) copolymers as hot-melt pressure-sensitive adhesives

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1306645A (fr) * 1961-07-19 1962-10-19 Union Carbide Corp Procédé de formation de pellicules orientées uniaxialement et revêtues, et produits ainsi obtenus
US3549389A (en) * 1969-09-17 1970-12-22 Dow Chemical Co Food package
FR2248291A1 (fr) * 1973-10-23 1975-05-16 Huels Chemische Werke Ag
FR2265540A1 (fr) * 1974-03-29 1975-10-24 Ici Ltd
FR2314212A1 (fr) * 1975-06-11 1977-01-07 Ici Ltd Nouvelle composition propre a former une pellicule

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2428651A1 (fr) * 1978-06-14 1980-01-11 Sumitomo Chemical Co Procede pour produire des copolymeres de propylene et une pellicule multicouche de polypropylene
FR2429231A1 (fr) * 1978-06-24 1980-01-18 Hoechst Ag Procede de preparation d'un polypropylene utilisable pour fabriquer des feuilles soudables a chaud
EP0172646A1 (fr) * 1984-07-13 1986-02-26 Sumitomo Chemical Company, Limited Films étirés multicouches de polypropylène

Also Published As

Publication number Publication date
BE858006A (fr) 1978-02-22
NL7709084A (nl) 1978-02-28
US4256784A (en) 1981-03-17
DE2637978A1 (de) 1978-03-02
CA1107931A (fr) 1981-09-01
GB1557920A (en) 1979-12-19
DE2637978B2 (de) 1979-10-25
FR2362726B1 (fr) 1981-06-12
LU78010A1 (de) 1979-05-23

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