FR2362726A1 - Feuille de matiere synthetique thermosoudable et procede pour sa fabrication - Google Patents
Feuille de matiere synthetique thermosoudable et procede pour sa fabricationInfo
- 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
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.
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)
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)
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)
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)
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 |
-
1976
- 1976-08-24 DE DE2637978A patent/DE2637978B2/de not_active Ceased
-
1977
- 1977-08-17 NL NL7709084A patent/NL7709084A/xx not_active Application Discontinuation
- 1977-08-22 BE BE180348A patent/BE858006A/fr unknown
- 1977-08-22 GB GB35104/77A patent/GB1557920A/en not_active Expired
- 1977-08-22 FR FR7725554A patent/FR2362726A1/fr active Granted
- 1977-08-22 CA CA285,199A patent/CA1107931A/fr not_active Expired
- 1977-08-22 LU LU78010A patent/LU78010A1/de unknown
- 1977-08-22 US US05/826,769 patent/US4256784A/en not_active Expired - Lifetime
Patent Citations (5)
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)
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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