DE3069050D1 - Method of making polyethylene blend foams having improved compressive strength and foams prepared by said method - Google Patents
Method of making polyethylene blend foams having improved compressive strength and foams prepared by said methodInfo
- Publication number
- DE3069050D1 DE3069050D1 DE8080100884T DE3069050T DE3069050D1 DE 3069050 D1 DE3069050 D1 DE 3069050D1 DE 8080100884 T DE8080100884 T DE 8080100884T DE 3069050 T DE3069050 T DE 3069050T DE 3069050 D1 DE3069050 D1 DE 3069050D1
- Authority
- DE
- Germany
- Prior art keywords
- foams
- compressive strength
- polyethylene blend
- improved compressive
- making polyethylene
- 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
Links
Classifications
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
- C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
- C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
- C08J9/143—Halogen containing compounds
-
- 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
- C08J2323/06—Polyethene
-
- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/014,184 US4226946A (en) | 1979-02-22 | 1979-02-22 | Polyethylene blend foams having improved compressive strength |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3069050D1 true DE3069050D1 (en) | 1984-10-04 |
Family
ID=21764002
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8080100884T Expired DE3069050D1 (en) | 1979-02-22 | 1980-02-22 | Method of making polyethylene blend foams having improved compressive strength and foams prepared by said method |
Country Status (6)
Country | Link |
---|---|
US (1) | US4226946A (de) |
EP (1) | EP0016348B1 (de) |
JP (1) | JPS5858368B2 (de) |
AU (1) | AU530793B2 (de) |
CA (1) | CA1124450A (de) |
DE (1) | DE3069050D1 (de) |
Families Citing this family (32)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5853929A (ja) * | 1981-09-28 | 1983-03-30 | Sekisui Chem Co Ltd | 架橋ポリエチレン系樹脂発泡体 |
US4532189A (en) * | 1982-02-19 | 1985-07-30 | W. R. Grace & Co., Cryovac Div. | Linear polyethylene shrink films |
JPS5968341A (ja) * | 1982-10-13 | 1984-04-18 | Japan Styrene Paper Co Ltd | 発泡成形体の製造法 |
JPS606262U (ja) * | 1983-06-27 | 1985-01-17 | 三洋電機株式会社 | 半導体レ−ザ装置 |
JPS6058440A (ja) * | 1983-09-09 | 1985-04-04 | Asahi Chem Ind Co Ltd | 非架橋ポリエチレン低率発泡体 |
US4617241A (en) * | 1984-01-23 | 1986-10-14 | W. R. Grace & Co., Cryovac Div. | Linear polyethylene stretch/shrink films |
US4551380A (en) * | 1984-05-10 | 1985-11-05 | W. R. Grace & Co., Cryovac Div. | Oriented heat-sealable multilayer packaging film |
US4514465A (en) * | 1984-05-30 | 1985-04-30 | W. R. Grace & Co., Cryovac Div. | Storm window film comprising at least five layers |
US4714716A (en) * | 1984-11-16 | 1987-12-22 | The Dow Chemical Company | Lightly crosslinked linear olefinic polymer foams and process for making |
US4554293A (en) * | 1985-04-19 | 1985-11-19 | The Dow Chemical Company | Lightly crosslinked linear olefinic polymer foam blends and process for making |
US4581383A (en) * | 1985-04-19 | 1986-04-08 | The Dow Chemical Company | Lightly crosslinked linear olefinic polymer foam blends and process for making |
JP2525755B2 (ja) * | 1987-10-16 | 1996-08-21 | 三井・デュポンフロロケミカル株式会社 | 硬質ポリウレタンフオ―ム用発泡剤組成物 |
EP0363535A1 (de) * | 1988-10-12 | 1990-04-18 | The Dow Chemical Company | Weichschaumstoff mit verbesserter Masshaltigkeit, hergestellt aus Polyethylen mit einer vermittelnden Dichte |
US5147896A (en) * | 1991-05-20 | 1992-09-15 | E. I. Du Pont De Nemours And Company | Foam blowing agent composition and process for producing foams |
US5929129A (en) * | 1994-09-19 | 1999-07-27 | Sentinel Products Corp. | Crosslinked foamable compositions of silane-grafted, essentially linear polyolefins blended with polypropylene |
KR960010734A (ko) * | 1994-09-19 | 1996-04-20 | 존 디. 밤바라 | 필수 선형 폴리올레핀의 교차- 결합된 발포 구조 및 그 제조방법 |
US5883144A (en) * | 1994-09-19 | 1999-03-16 | Sentinel Products Corp. | Silane-grafted materials for solid and foam applications |
US5932659A (en) | 1994-09-19 | 1999-08-03 | Sentinel Products Corp. | Polymer blend |
US5844009A (en) * | 1996-04-26 | 1998-12-01 | Sentinel Products Corp. | Cross-linked low-density polymer foam |
CA2203595A1 (en) | 1996-04-26 | 1997-10-26 | Robert F. Hurley | Cross-linked polyolefin tape |
US5882776A (en) * | 1996-07-09 | 1999-03-16 | Sentinel Products Corp. | Laminated foam structures with enhanced properties |
US5876813A (en) | 1996-07-09 | 1999-03-02 | Senitnel Products Corp | Laminated foam structures with enhanced properties |
US5938878A (en) | 1996-08-16 | 1999-08-17 | Sentinel Products Corp. | Polymer structures with enhanced properties |
US6221928B1 (en) | 1996-11-15 | 2001-04-24 | Sentinel Products Corp. | Polymer articles including maleic anhydride |
US6541105B1 (en) | 1999-09-16 | 2003-04-01 | Dow Global Technologies Inc. | Acoustical open-cell polylefins and process for making |
US6545094B2 (en) | 2001-03-09 | 2003-04-08 | The Dow Chemical Company | Blends of ethylenic polymers with improved modulus and melt strength and articles fabricated from these blends |
US20040096626A1 (en) * | 2002-11-14 | 2004-05-20 | Epoli-Espumas De Polietileno Sa | Layered structures with enhanced properties |
US20040220287A1 (en) * | 2003-04-24 | 2004-11-04 | Champagne Michel F. | Low loss foam composition and cable having low loss foam layer |
US9556318B2 (en) | 2012-09-11 | 2017-01-31 | Sika Technology Ag | Thermoplastic foaming agent |
JP2017061060A (ja) * | 2015-09-24 | 2017-03-30 | エバーフォーカス インターナショナル カンパニー リミテッド | 加工成形機によって重合体内に微細気泡を生成させる加工方法 |
ITUA20163130A1 (it) * | 2016-05-04 | 2017-11-04 | Ebrille S R L | Materiale espanso per l’isolamento termico di tubazioni. |
US11312844B2 (en) | 2016-07-28 | 2022-04-26 | Dow Global Technologies Llc | Compositions suitable for manufacturing polyethylene foam, and articles thereof |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE574560A (de) * | 1958-01-08 | |||
US3231636A (en) * | 1958-03-20 | 1966-01-25 | Union Carbide Corp | High shear strength blends of high and low density polyethylene |
US3098831A (en) * | 1959-05-01 | 1963-07-23 | Us Rubber Co | Expanded polyethylene and method of making the same |
GB1051504A (de) * | 1964-07-10 | 1900-01-01 | ||
US3496124A (en) * | 1967-04-13 | 1970-02-17 | Phillips Petroleum Co | High impact foam blend of two different polyethylenes |
GB1274645A (en) * | 1968-07-19 | 1972-05-17 | Bakelite Xylonite Ltd | An expandable thermoplastic ethylene polymer composition |
US4055695A (en) * | 1970-01-30 | 1977-10-25 | Imperial Chemical Industries Limited | Foamed polyolefine films |
AU469838B2 (en) * | 1972-12-05 | 1976-02-26 | MITSUBISHI GAS CHEMICAL COMPANY INC. and JAPAN STYRENE PAPER INCORPORATION | Process for producing foamed thermoplastic resin articles |
US4089818A (en) * | 1976-08-20 | 1978-05-16 | Conwed Corporation | Reduced aging period for polyethylene foam |
-
1979
- 1979-02-22 US US06/014,184 patent/US4226946A/en not_active Expired - Lifetime
-
1980
- 1980-01-23 JP JP55005873A patent/JPS5858368B2/ja not_active Expired
- 1980-02-22 CA CA346,287A patent/CA1124450A/en not_active Expired
- 1980-02-22 EP EP80100884A patent/EP0016348B1/de not_active Expired
- 1980-02-22 DE DE8080100884T patent/DE3069050D1/de not_active Expired
- 1980-02-26 AU AU55875/80A patent/AU530793B2/en not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
EP0016348A3 (en) | 1980-10-29 |
CA1124450A (en) | 1982-05-25 |
AU5587580A (en) | 1980-08-28 |
EP0016348B1 (de) | 1984-08-29 |
JPS5858368B2 (ja) | 1983-12-24 |
US4226946A (en) | 1980-10-07 |
EP0016348A2 (de) | 1980-10-01 |
JPS55127440A (en) | 1980-10-02 |
AU530793B2 (en) | 1983-07-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8339 | Ceased/non-payment of the annual fee |