ZA855057B - Foams of linear low density polyethylene and a method for their preparation - Google Patents

Foams of linear low density polyethylene and a method for their preparation

Info

Publication number
ZA855057B
ZA855057B ZA855057A ZA855057A ZA855057B ZA 855057 B ZA855057 B ZA 855057B ZA 855057 A ZA855057 A ZA 855057A ZA 855057 A ZA855057 A ZA 855057A ZA 855057 B ZA855057 B ZA 855057B
Authority
ZA
South Africa
Prior art keywords
foams
low density
density polyethylene
linear low
preparation
Prior art date
Application number
ZA855057A
Other languages
English (en)
Inventor
John Shih Cheng-Shiang
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of ZA855057B publication Critical patent/ZA855057B/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06Working-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 chemical blowing agent
    • C08J9/10Working-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 chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102Azo-compounds
    • C08J9/103Azodicarbonamide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02Characterised 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02Characterised 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
    • C08J2323/04Homopolymers or copolymers of ethene
    • C08J2323/06Polyethene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2423/00Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • 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
    • Y10S264/00Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/18Cross-linking a thermoplastic linear foam during molding

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
ZA855057A 1984-07-04 1985-07-04 Foams of linear low density polyethylene and a method for their preparation ZA855057B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848417053A GB8417053D0 (en) 1984-07-04 1984-07-04 Foams of linear low density polyethylene

Publications (1)

Publication Number Publication Date
ZA855057B true ZA855057B (en) 1987-03-25

Family

ID=10563402

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA855057A ZA855057B (en) 1984-07-04 1985-07-04 Foams of linear low density polyethylene and a method for their preparation

Country Status (13)

Country Link
US (1) US4738810A (de)
EP (1) EP0188540B1 (de)
AT (1) ATE42318T1 (de)
AU (1) AU572681B2 (de)
CA (1) CA1266150A (de)
DE (1) DE3569552D1 (de)
ES (1) ES8609382A1 (de)
FI (1) FI82065C (de)
GB (1) GB8417053D0 (de)
GR (1) GR851651B (de)
NO (1) NO165244C (de)
WO (1) WO1986000628A1 (de)
ZA (1) ZA855057B (de)

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US4702868A (en) * 1987-02-24 1987-10-27 Valcour Incorporated Moldable silane-crosslinked polyolefin foam beads
US5053438A (en) * 1987-05-15 1991-10-01 Packaging Industries Group, Inc. Foam material
US4900490A (en) * 1987-05-15 1990-02-13 Packaging Industries Group, Inc. Foam material
US4898760A (en) * 1987-11-17 1990-02-06 Amesbury Industries, Inc. Process and apparatus for extruding a low density elastomeric thermoplastic foam
NL8801297A (nl) * 1988-05-19 1989-12-18 Stamicarbon Polyetheensamenstelling, voorwerpen daaruit vervaardigd en werkwijze voor het vervaardigen van geschuimde voorwerpen.
JPH02107643A (ja) * 1988-10-18 1990-04-19 Nippon Unicar Co Ltd 耐熱性連続気泡型架橋エチレン系樹脂発泡体組成物
US5728406A (en) * 1989-07-11 1998-03-17 Amesbury Group, Inc. Apparatus for extruding a low density thermoplastic foam
ES2029932A6 (es) * 1989-10-24 1992-10-01 Bxl Espana S A Un metodo para la produccion de mezclas poliolefinicas.
US5225451A (en) * 1992-08-27 1993-07-06 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US5290822A (en) * 1992-08-27 1994-03-01 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US5564623A (en) * 1993-06-11 1996-10-15 American Trading And Production Corporation Durable case formed from an expanded high-density polyethylene
KR960010734A (ko) * 1994-09-19 1996-04-20 존 디. 밤바라 필수 선형 폴리올레핀의 교차- 결합된 발포 구조 및 그 제조방법
US5750252A (en) * 1995-06-02 1998-05-12 The Dow Chemical Company Protective coating for metal surfaces
JP2975894B2 (ja) * 1996-07-12 1999-11-10 難波プレス工業株式会社 表皮付き多層異硬度座席およびその製造方法
US6114025A (en) * 1998-06-15 2000-09-05 Tenneco Protective Packaging, Inc. Foam and film/foam laminates using linear low density polyethylene
US6436521B1 (en) 1998-11-06 2002-08-20 Sealed Air Corporation (U.S) Polyolefin/ionomer blend for improved properties in extruded foam products
US6066393A (en) * 1998-11-06 2000-05-23 Sealed Air Corporation Polyolefin/ionomer blend for improved properties in extruded foam products
US6096793A (en) * 1998-12-22 2000-08-01 Sealed Air Corporation Foam comprising polyolefin blend and method for producing same
US6593386B1 (en) 1999-09-13 2003-07-15 Sealed Air Corporation (U.S.) Compitable linear and branched ethylenic polymers and foams therefrom
US6809125B1 (en) 2000-06-02 2004-10-26 Sealed Air Corporation (Us) Foam comprising polyolefin blend and method for producing same
US6492013B1 (en) 2001-03-28 2002-12-10 Sealed Air Corporation Foam composite structure comprising a blend of polypropylene and homogeneous ethylene/alpha-olefin copolymer
US6770683B2 (en) 2002-02-22 2004-08-03 Sealed Air Corporation (Us) Foam comprising a blend of ethylene/styrene interpolymer and polyethylene
US6872756B2 (en) * 2002-04-01 2005-03-29 Sealed Air Corporation (Us) Foam comprising ethylene/vinyl acetate copolymer
GB2395948A (en) 2002-12-06 2004-06-09 Pactiv Europ B V Polyolefin foam
US7358282B2 (en) * 2003-12-05 2008-04-15 Kimberly-Clark Worldwide, Inc. Low-density, open-cell, soft, flexible, thermoplastic, absorbent foam and method of making foam
US20060035993A1 (en) * 2004-08-13 2006-02-16 Feng Tay Enterprises Co., Ltd Method for preparing a foamable composition and foamed material made from the foamable composition
US7291382B2 (en) * 2004-09-24 2007-11-06 Kimberly-Clark Worldwide, Inc. Low density flexible resilient absorbent open-cell thermoplastic foam
US8158689B2 (en) * 2005-12-22 2012-04-17 Kimberly-Clark Worldwide, Inc. Hybrid absorbent foam and articles containing it
US20070148433A1 (en) * 2005-12-27 2007-06-28 Mallory Mary F Elastic laminate made with absorbent foam
US7718251B2 (en) 2006-03-10 2010-05-18 Amesbury Group, Inc. Systems and methods for manufacturing reinforced weatherstrip
ITMI20061418A1 (it) * 2006-07-20 2008-01-21 Masterplast S R L Polietilene reticolato espandibile,procedimento per la sua produzione e apparecchiatura per realizzare il procedimento.
CN103396564B (zh) * 2013-08-28 2015-12-09 浙江太湖远大新材料股份有限公司 一种化学交联聚乙烯绝缘料的制备方法
CA2976458A1 (en) 2015-02-13 2016-08-18 John HUNTRESS Low compression-force tpe weatherseals
US11680145B2 (en) 2017-03-31 2023-06-20 Sekisui Chemical Co., Ltd. Crosslinked polyolefin foam and molded body using same
CN109749213A (zh) * 2017-11-06 2019-05-14 阿布扎比聚合物有限公司(博禄) 发泡聚乙烯制品
CN114874521A (zh) * 2021-02-05 2022-08-09 上海映甫新材料科技有限公司 一种化学交联聚乙烯泡棉及其制备方法
CN114539596A (zh) * 2022-02-28 2022-05-27 广东泓硕新材料科技有限公司 一种可循环再造的环保珍珠棉及其制备方法

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US3098831A (en) * 1959-05-01 1963-07-23 Us Rubber Co Expanded polyethylene and method of making the same
GB1076873A (en) * 1964-03-31 1967-07-26 Furukawa Electric Co Ltd Method of manufacturing polyolefin composition foamed bodies
US3418270A (en) * 1964-12-22 1968-12-24 Du Pont Method for dispersing pigments in polyethylene
US3608006A (en) * 1966-10-01 1971-09-21 Furukawa Electric Co Ltd Production of foamed polyolefin composite sheet
US3812225A (en) * 1967-01-23 1974-05-21 Furukawa Electric Co Ltd Method of manufacturing foamed crosslinked polyolefin slabs involving multiple expansion techniques and direct gas pressure
JPS5150978A (en) * 1974-10-30 1976-05-06 Sumitomo Chemical Co Echirenkeijugotaino kakyohatsuhoshashutsuseikeihoho
DE2543248C2 (de) * 1975-09-27 1983-11-24 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Schaumstoffbahnen aus Olefinpolymerisaten
DE2714800A1 (de) * 1977-04-02 1978-10-12 Basf Ag Verfahren zur herstellung von vernetzten schaumfaehigen formkoerpern aus olefinpolymerisaten
JPS5499166A (en) * 1978-01-20 1979-08-04 Japan Styrene Paper Corp Production of polyolefinic foamed resin
US4338271A (en) * 1979-05-28 1982-07-06 Toyo Rubber Chemical Industrial Corp. Method for manufacturing a low density synthetic resin body
NL8001732A (nl) * 1980-03-25 1981-10-16 Stamicarbon Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen.
DE3100665A1 (de) * 1981-01-12 1982-08-26 Spiritini, Cuno Geschaeumtes niederdruck-polyethylen, verfahren zur herstellung desselben, sowie dessen verwendung
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
JPS58179241A (ja) * 1982-04-14 1983-10-20 Toray Ind Inc 導電性熱可塑性樹脂発泡体
JPS58198537A (ja) * 1982-05-17 1983-11-18 Sanwa Kako Kk 導電性架橋ポリオレフィン気泡体の製造方法
US4424181A (en) * 1982-10-13 1984-01-03 Nippon Unicar Company Process and composition for producing open-cell cross linked polyolefin foam
JPS59135236A (ja) * 1983-01-21 1984-08-03 Sekisui Chem Co Ltd 合成樹脂架橋発泡体
US4552708A (en) * 1983-10-14 1985-11-12 Mitsubishi Petrochemical Co., Ltd. Method for producing crosslinked foam

Also Published As

Publication number Publication date
ES544833A0 (es) 1986-07-16
WO1986000628A1 (en) 1986-01-30
AU4604485A (en) 1986-02-10
FI82065C (fi) 1991-01-10
FI82065B (fi) 1990-09-28
NO165244B (no) 1990-10-08
FI860845A0 (fi) 1986-02-27
CA1266150A (en) 1990-02-20
AU572681B2 (en) 1988-05-12
ES8609382A1 (es) 1986-07-16
NO860793L (no) 1986-03-03
ATE42318T1 (de) 1989-05-15
GR851651B (de) 1985-11-26
US4738810A (en) 1988-04-19
NO165244C (no) 1991-01-16
EP0188540B1 (de) 1989-04-19
GB8417053D0 (en) 1984-08-08
DE3569552D1 (en) 1989-05-24
FI860845A (fi) 1986-02-27
EP0188540A1 (de) 1986-07-30

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