ES8609382A1 - Un metodo para preparar una espuma de uno o mas polimeros olefinicos reticulados - Google Patents

Un metodo para preparar una espuma de uno o mas polimeros olefinicos reticulados

Info

Publication number
ES8609382A1
ES8609382A1 ES544833A ES544833A ES8609382A1 ES 8609382 A1 ES8609382 A1 ES 8609382A1 ES 544833 A ES544833 A ES 544833A ES 544833 A ES544833 A ES 544833A ES 8609382 A1 ES8609382 A1 ES 8609382A1
Authority
ES
Spain
Prior art keywords
foams
low density
density polyethylene
linear low
preparation
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
Application number
ES544833A
Other languages
English (en)
Other versions
ES544833A0 (es
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.)
Dow Chemical Co
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 ES544833A0 publication Critical patent/ES544833A0/es
Publication of ES8609382A1 publication Critical patent/ES8609382A1/es
Expired legal-status Critical Current

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
    • C08J9/06—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 chemical blowing agent
    • C08J9/10—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 chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
    • 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
    • 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
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/18—Cross-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)
  • Polyesters Or Polycarbonates (AREA)
  • Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

METODO PARA PREPARAR UNA ESPUMA DE POLIETILENO DE BAJA DENSIDAD. COMPRENDE: A) MEZCLAR AL POLIETILENO LINEAL DE BAJA DENSIDAD, CON EL AGENTE DE EXPANSION; B) PREPARAR LA MEZCLA EN LAMINA; C) RETICULAR A LA LAMINA CON UN AGENTE DE RETICULACION; Y D) ESPUMAR A LA LAMINA ENTRE 150 Y 275JC. EL POLIETILENO DE BAJA DENSIDAD TIENE UNA TEMPERATURA DE REBLANDECIMIENTO VICAT MEDIDA POR EL METODO DE ENSAYO ASTM D-1525-75 DE 105JC; EL AGENTE DE EXPANSION SE EMPLEA ENTRE 0,1 A 30% EN PESO REFERIDO AL POLIMERO Y SE SELECCIONA ENTRE DINITROSOPENTANOMETIL ENTRETRAMINA, P,PK-OXIBISBENCENO-SULFONIL-HIDRAZIDA Y AZODICARBONAMIDA Y EL AGENTE DE RETICULACION MUESTRA UNA TEMPERATURA DE VIDA MEDIA ENTRE 90 Y 130JC Y SE ELIGE ENTRE PEROXIDO DE DICONILO Y 2,5-DIMETIL-2,5-DI-(TERCBUTILPEROXI)HEXANO.
ES544833A 1984-07-04 1985-07-03 Un metodo para preparar una espuma de uno o mas polimeros olefinicos reticulados Expired ES8609382A1 (es)

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 (2)

Publication Number Publication Date
ES544833A0 ES544833A0 (es) 1986-07-16
ES8609382A1 true ES8609382A1 (es) 1986-07-16

Family

ID=10563402

Family Applications (1)

Application Number Title Priority Date Filing Date
ES544833A Expired ES8609382A1 (es) 1984-07-04 1985-07-03 Un metodo para preparar una espuma de uno o mas polimeros olefinicos reticulados

Country Status (13)

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

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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.
US5290822A (en) * 1992-08-27 1994-03-01 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US5225451A (en) * 1992-08-27 1993-07-06 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
DE69528941T2 (de) * 1994-09-19 2003-09-18 Sentinel Products Corp., Hyannis Vernetzte Schaumstrukturen von hauptsächlich linearen Polyolefinen und Verfahren zur Herstellung
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
US6066393A (en) * 1998-11-06 2000-05-23 Sealed Air Corporation Polyolefin/ionomer blend for improved properties in extruded foam products
US6436521B1 (en) 1998-11-06 2002-08-20 Sealed Air Corporation (U.S) 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
AU2016219065A1 (en) 2015-02-13 2017-09-07 Amesbury Group, Inc. Low compression-force TPE weatherseals
JP6974312B2 (ja) 2017-03-31 2021-12-01 積水化学工業株式会社 架橋ポリオレフィン発泡体、及びそれを用いた成形体
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
DE1291115B (de) * 1964-03-31 1969-03-20 Furukawa Electric Co Ltd Verfahren zur Herstellung von Zellkoerpern aus Polyolefinen
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
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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
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Also Published As

Publication number Publication date
CA1266150A (en) 1990-02-20
WO1986000628A1 (en) 1986-01-30
NO165244C (no) 1991-01-16
US4738810A (en) 1988-04-19
EP0188540B1 (en) 1989-04-19
FI82065B (fi) 1990-09-28
AU4604485A (en) 1986-02-10
DE3569552D1 (en) 1989-05-24
NO165244B (no) 1990-10-08
EP0188540A1 (en) 1986-07-30
FI82065C (fi) 1991-01-10
GB8417053D0 (en) 1984-08-08
ES544833A0 (es) 1986-07-16
ZA855057B (en) 1987-03-25
GR851651B (es) 1985-11-26
ATE42318T1 (de) 1989-05-15
AU572681B2 (en) 1988-05-12
NO860793L (no) 1986-03-03
FI860845A (fi) 1986-02-27
FI860845A0 (fi) 1986-02-27

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20060321