DE3872140T2 - Hdpe-filme mit unterschiedlicher biaxialer orientierung. - Google Patents
Hdpe-filme mit unterschiedlicher biaxialer orientierung.Info
- Publication number
- DE3872140T2 DE3872140T2 DE8888308746T DE3872140T DE3872140T2 DE 3872140 T2 DE3872140 T2 DE 3872140T2 DE 8888308746 T DE8888308746 T DE 8888308746T DE 3872140 T DE3872140 T DE 3872140T DE 3872140 T2 DE3872140 T2 DE 3872140T2
- Authority
- DE
- Germany
- Prior art keywords
- hdpe
- film according
- film
- films
- melt index
- 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 - Lifetime
Links
- 229920001903 high density polyethylene Polymers 0.000 title claims abstract description 39
- 239000004700 high-density polyethylene Substances 0.000 title claims abstract description 39
- 229920006262 high density polyethylene film Polymers 0.000 claims abstract description 14
- 229920005989 resin Polymers 0.000 claims abstract description 9
- 239000011347 resin Substances 0.000 claims abstract description 9
- 238000004806 packaging method and process Methods 0.000 claims abstract description 8
- 229920000554 ionomer Polymers 0.000 claims abstract description 7
- 239000004200 microcrystalline wax Substances 0.000 claims abstract description 5
- 235000019808 microcrystalline wax Nutrition 0.000 claims abstract description 5
- 239000000155 melt Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 3
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 abstract description 7
- 235000013305 food Nutrition 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 239000010408 film Substances 0.000 description 39
- 239000010410 layer Substances 0.000 description 12
- 229920000642 polymer Polymers 0.000 description 6
- 238000001125 extrusion Methods 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000000704 physical effect Effects 0.000 description 4
- 229920003182 Surlyn® Polymers 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- XSMJZKTTXZAXHD-UHFFFAOYSA-N ethene;2-methylprop-2-enoic acid Chemical compound C=C.CC(=C)C(O)=O XSMJZKTTXZAXHD-UHFFFAOYSA-N 0.000 description 2
- 229920003941 DuPont™ Surlyn® 1652 Polymers 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 229920005648 ethylene methacrylic acid copolymer Polymers 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012793 heat-sealing layer Substances 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/023—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets
- B29C55/026—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets using multilayered plates or sheets of preformed plates or sheets coated with a solution, a dispersion or a melt of thermoplastic material
-
- 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
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/10—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial
- B29C55/12—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial
- B29C55/14—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively
- B29C55/143—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets multiaxial biaxial successively firstly parallel to the direction of feed and then transversely thereto
-
- 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
- B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
- B32B27/306—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl acetate or vinyl alcohol (co)polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
-
- 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
- B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
- B29K2023/04—Polymers of ethylene
- B29K2023/06—PE, i.e. polyethylene
-
- 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
- B29K2995/0037—Other properties
- B29K2995/0065—Permeability to gases
-
- 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
- B32B2270/00—Resin or rubber layer containing a blend of at least two different polymers
-
- 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
- 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
- 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
- B32B2439/00—Containers; Receptacles
- B32B2439/70—Food packaging
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/04—Homopolymers or copolymers of ethene
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Dispersion Chemistry (AREA)
- Laminated Bodies (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Wrappers (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/101,894 US4870122A (en) | 1987-09-28 | 1987-09-28 | HdPE films with imbalanced biaxial orientation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3872140D1 DE3872140D1 (de) | 1992-07-23 |
| DE3872140T2 true DE3872140T2 (de) | 1992-12-03 |
Family
ID=22287034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE8888308746T Expired - Lifetime DE3872140T2 (de) | 1987-09-28 | 1988-09-21 | Hdpe-filme mit unterschiedlicher biaxialer orientierung. |
Country Status (12)
Families Citing this family (50)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4880706A (en) * | 1987-10-05 | 1989-11-14 | Mobil Oil Corp. | Biaxially oriented multilayer barrier films |
| JPH0759641B2 (ja) * | 1987-12-28 | 1995-06-28 | 出光石油化学株式会社 | ブテン−1重合体系フィルムおよびその積層フィルム |
| DE4041453A1 (de) * | 1990-12-21 | 1992-06-25 | Huels Troisdorf | Formmasse und verfahren zum kalandrieren von folien auf basis von polyethylen |
| US5223346A (en) * | 1991-10-23 | 1993-06-29 | Mobil Oil Corporation | Hdpe/polypropylene film laminates |
| US5194318A (en) * | 1991-10-25 | 1993-03-16 | Mobil Oil Corporation | Multilayer film with metallized surface |
| US5302442A (en) * | 1992-03-09 | 1994-04-12 | Mobil Oil Corporation | Heat sealable base films |
| US5346763A (en) * | 1993-04-21 | 1994-09-13 | Mobil Oil Corporation | Multilayer film structure |
| WO1995006556A1 (en) * | 1993-09-02 | 1995-03-09 | Quantum Chemical Corporation | Biaxially-oriented polypropylene film with improved gas barrier |
| SG79183A1 (en) * | 1993-12-01 | 2001-03-20 | Mobil Oil Corp | Oriented hdpe films with skin layers |
| US5500283A (en) * | 1993-12-01 | 1996-03-19 | Mobil Oil Corporation | Coated hope film and its method of manufacture |
| US5725962A (en) * | 1993-12-01 | 1998-03-10 | Mobil Oil Corporation | Oriented HDPE films with metallized skin layer |
| ZA949549B (en) * | 1993-12-01 | 1996-05-30 | Mobil Oil Corp | Oriented HDPE films with skin layers |
| US6294267B1 (en) | 1994-06-27 | 2001-09-25 | Exxonmobil Oil Corporation | Core printed security documents |
| US5879028A (en) * | 1998-04-23 | 1999-03-09 | Mobil Oil Corporation | Weakened oriented high density polyethylene film for multilayer security document lamination |
| US5935696A (en) * | 1997-06-11 | 1999-08-10 | Mobil Oil Corporation | Multilayer film structures for use in the production of banknotes or the like |
| US5698333A (en) * | 1994-06-27 | 1997-12-16 | Mobil Oil Corporation | Multilayer film structures for use in the production of banknotes or the like |
| ZA955144B (en) * | 1994-06-27 | 1996-12-23 | Mobil Oil Corp | Cross-laminated multilayer film structures for use in the production of banknotes or the like |
| US6495231B2 (en) | 1994-06-27 | 2002-12-17 | Exxonmobil Oil Corporation | Epoxy coated multilayer structure for use in the production of security documents |
| GB9416183D0 (en) * | 1994-08-10 | 1994-09-28 | Mobil Plastics Europ Inc | Oriented HDPE laminates for easy direct onal opening and reclosable bags |
| US20030199657A1 (en) * | 1994-12-22 | 2003-10-23 | Davis Donna Sue | Polyethylene articles with improved resistance to water vapor transmission |
| US6419966B1 (en) * | 1994-12-22 | 2002-07-16 | Exxonmobil Chemical Patents Inc. | Polyethylene articles with improved resistance to water vapor transmission |
| US5527608A (en) * | 1994-12-27 | 1996-06-18 | Mobil Oil Corporation | Oriented multilayer heat sealable packaging film capable of withstanding high altitude effects |
| US5885721A (en) * | 1996-10-03 | 1999-03-23 | Mobil Oil Corporation | Multilaminar high density polyethylene film with high biaxial orientation |
| US6764751B2 (en) | 1996-10-03 | 2004-07-20 | Exxonmobil Oil Corporation | Coated multilayer polyethylene film |
| US6689857B1 (en) * | 1996-10-03 | 2004-02-10 | Exxonmobil Oil Corporation | High density polyethylene film with high biaxial orientation |
| US6017615A (en) * | 1997-08-25 | 2000-01-25 | Huntsman Polymers Corporation | Film product comprising novel polyolefins |
| US6387529B1 (en) * | 1997-12-24 | 2002-05-14 | Exxon Mobil Oil Corporation | Biaxially oriented HDPE multilayer film |
| US6228505B1 (en) * | 1998-05-15 | 2001-05-08 | Mobil Oil Corporation | Medium density polyethylene film having unidirectional tear |
| US6168826B1 (en) | 1998-12-23 | 2001-01-02 | Mobil Oil Corporation | Biaxially oriented polyethylene film with improved optics and sealability properties |
| US6391425B1 (en) * | 1999-03-30 | 2002-05-21 | Exxonmobil Oil Corporation | Polyolefin film with embossed surface |
| 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 |
| US6391411B1 (en) | 1999-06-03 | 2002-05-21 | Printpack Illinois, Inc. | Machine direction oriented high molecular weight, high density polyethylene films with enhanced water vapor transmission properties |
| ES2202155T3 (es) | 1999-08-04 | 2004-04-01 | Applied Extrusion Technologies, Inc. | Pelicula de transferencia holografica. |
| MXPA02006112A (es) | 1999-12-20 | 2004-09-06 | Applied Extrusion Technologies | Peliculas holograficas. |
| US6764752B2 (en) * | 2000-07-13 | 2004-07-20 | Toray Plastics (America), Inc. | Biaxially oriented polypropylene metallized film for packaging |
| US6756095B2 (en) | 2001-01-10 | 2004-06-29 | Avery Dennison Corporation | Heat-sealable laminate |
| US6758000B2 (en) * | 2001-01-10 | 2004-07-06 | Avery Dennison Corporation | Livestock security tag assembly |
| US6641914B2 (en) | 2001-05-29 | 2003-11-04 | Exxonmobil Oil Corporation | HDPE label film |
| 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 |
| US6887923B2 (en) * | 2002-12-11 | 2005-05-03 | Equistar Chemicals, L.P. | Processing aids for enhanced machine direction orientation rates and property enhancement of polyolefin films using hydrocarbon waxes |
| US8034461B2 (en) * | 2005-02-09 | 2011-10-11 | Equistar Chemicals, Lp | Preparation of multilayer polyethylene thin films |
| BRPI0620849A2 (pt) | 2005-12-29 | 2011-11-22 | Omya Development Ag | pelìculas de barreira de carbonato de cálcio e usos destas |
| CA2594472A1 (en) * | 2007-07-23 | 2009-01-23 | Nova Chemicals Corporation | Multilayer barrier film |
| NZ589375A (en) * | 2008-05-28 | 2012-11-30 | Bemis Co Inc | Multilayer film comprising a cross-linked ethylene vinyl acetate layer, an HDPE layer, and a sealant layer. |
| CA2688092C (en) * | 2009-12-10 | 2016-07-12 | Nova Chemicals Corporation | Multilayer film structure |
| CN103904277B (zh) * | 2010-12-28 | 2016-03-16 | 旭化成电子材料株式会社 | 聚烯烃系多孔膜 |
| US20210379866A1 (en) | 2020-05-29 | 2021-12-09 | Inteplast Group Corporation | Laminated film |
| MX2024005832A (es) * | 2021-11-25 | 2024-05-24 | Dow Global Technologies Llc | Peliculas de poliolefina orientadas biaxialmente. |
| EP4401981A4 (en) * | 2022-07-27 | 2025-10-15 | Jfe Innovation Center Srl | PRESSURE SENSITIVE ADHESIVE RELEASE FILM FOR ORIENTED HDPE |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB849389A (en) * | 1957-10-09 | 1960-09-28 | Phillips Petroleum Co | Blend of microcrystalline wax and olefin polymer and method for production thereof |
| US3179720A (en) * | 1962-10-22 | 1965-04-20 | Hercules Powder Co Ltd | Polyethylene blends |
| US3340328A (en) * | 1962-12-13 | 1967-09-05 | Continental Oil Co | Blends of polyethylenes having improved properties |
| US3998914A (en) * | 1972-02-01 | 1976-12-21 | Du Pont Of Canada Limited | Film from a blend of high density polyethylene and a low density ethylene polymer |
| JPS4918140A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1972-06-09 | 1974-02-18 | ||
| US3976612A (en) * | 1972-11-30 | 1976-08-24 | Idemitsu, Kosan Kabushiki-Kaisha (Idemitsu Kosan Co., Ltd.) | Polyethylene composition |
| AU523866B2 (en) * | 1978-04-18 | 1982-08-19 | Du Pont Canada Inc. | Manufacture of film |
| EP0111602B1 (en) * | 1982-12-16 | 1986-05-14 | Idemitsu Petrochemical Co. Ltd. | Packaging bags |
-
1987
- 1987-09-28 US US07/101,894 patent/US4870122A/en not_active Expired - Lifetime
-
1988
- 1988-09-15 CA CA000577513A patent/CA1312435C/en not_active Expired - Fee Related
- 1988-09-21 DE DE8888308746T patent/DE3872140T2/de not_active Expired - Lifetime
- 1988-09-21 ES ES198888308746T patent/ES2032564T3/es not_active Expired - Lifetime
- 1988-09-21 AT AT88308746T patent/ATE77398T1/de active
- 1988-09-21 EP EP88308746A patent/EP0310290B1/en not_active Expired - Lifetime
- 1988-09-26 AU AU22803/88A patent/AU603702B2/en not_active Ceased
- 1988-09-27 PH PH37604A patent/PH25026A/en unknown
- 1988-09-28 CN CN88106971A patent/CN1014899B/zh not_active Expired
- 1988-09-28 KR KR1019880012524A patent/KR960015092B1/ko not_active Expired - Fee Related
- 1988-09-28 JP JP63243770A patent/JP2573672B2/ja not_active Expired - Fee Related
-
1992
- 1992-06-18 GR GR920401050T patent/GR3004943T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| KR960015092B1 (ko) | 1996-10-24 |
| ES2032564T3 (es) | 1993-02-16 |
| KR890005186A (ko) | 1989-05-13 |
| JP2573672B2 (ja) | 1997-01-22 |
| EP0310290A1 (en) | 1989-04-05 |
| GR3004943T3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-04-28 |
| AU2280388A (en) | 1989-04-06 |
| ATE77398T1 (de) | 1992-07-15 |
| CN1032424A (zh) | 1989-04-19 |
| JPH01127316A (ja) | 1989-05-19 |
| CN1014899B (zh) | 1991-11-27 |
| PH25026A (en) | 1991-01-28 |
| DE3872140D1 (de) | 1992-07-23 |
| CA1312435C (en) | 1993-01-12 |
| AU603702B2 (en) | 1990-11-22 |
| EP0310290B1 (en) | 1992-06-17 |
| US4870122A (en) | 1989-09-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
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