DE3888158D1 - Verfahren zur Herstellung von vorgeschäumten Teilchen eines Polyolefins. - Google Patents

Verfahren zur Herstellung von vorgeschäumten Teilchen eines Polyolefins.

Info

Publication number
DE3888158D1
DE3888158D1 DE88311729T DE3888158T DE3888158D1 DE 3888158 D1 DE3888158 D1 DE 3888158D1 DE 88311729 T DE88311729 T DE 88311729T DE 3888158 T DE3888158 T DE 3888158T DE 3888158 D1 DE3888158 D1 DE 3888158D1
Authority
DE
Germany
Prior art keywords
polyolefin
preparation
expanded particles
expanded
particles
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 - Fee Related
Application number
DE88311729T
Other languages
English (en)
Other versions
DE3888158T2 (de
DE3888158T3 (de
Inventor
Yoshiharu Fukui
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=18077283&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3888158(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Publication of DE3888158D1 publication Critical patent/DE3888158D1/de
Publication of DE3888158T2 publication Critical patent/DE3888158T2/de
Application granted granted Critical
Publication of DE3888158T3 publication Critical patent/DE3888158T3/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • 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
    • C08J9/0014—Use of organic additives
    • 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

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)
  • Compositions Of Macromolecular Compounds (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE3888158T 1987-12-14 1988-12-12 Verfahren zur Herstellung von vorgeschäumten Teilchen eines Polyolefins. Expired - Fee Related DE3888158T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62316455A JPH0747660B2 (ja) 1987-12-14 1987-12-14 ポリオレフイン系樹脂予備発泡粒子の製造法

Publications (3)

Publication Number Publication Date
DE3888158D1 true DE3888158D1 (de) 1994-04-07
DE3888158T2 DE3888158T2 (de) 1994-08-18
DE3888158T3 DE3888158T3 (de) 1999-05-12

Family

ID=18077283

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3888158T Expired - Fee Related DE3888158T3 (de) 1987-12-14 1988-12-12 Verfahren zur Herstellung von vorgeschäumten Teilchen eines Polyolefins.

Country Status (4)

Country Link
US (1) US4855327A (de)
EP (1) EP0323719B2 (de)
JP (1) JPH0747660B2 (de)
DE (1) DE3888158T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19542734A1 (de) * 1995-11-16 1997-05-22 Huels Chemische Werke Ag Verfahren zur Ausrüstung von polyolefinischem Partikelschaum
US6576693B2 (en) * 2001-08-02 2003-06-10 Kaneka Corporation Pre-expanded particles of polypropylene resin and inmolded foamed article using the same
DE60225829T2 (de) * 2001-09-28 2009-04-16 Kaneka Corp. Vorexpandiertes polypropylenharzkügelchen und daraus durch verschäumen in der form erhaltenes formteil
JP2009256477A (ja) * 2008-04-17 2009-11-05 Kaneka Corp ポリプロピレン系樹脂発泡粒子
JP5129641B2 (ja) * 2008-04-17 2013-01-30 株式会社カネカ ポリプロピレン系樹脂発泡粒子、型内発泡成形体および発泡粒子の製造方法
JP2017179140A (ja) * 2016-03-30 2017-10-05 積水化成品工業株式会社 酸化防止剤含有発泡性樹脂粒子とその製造方法、発泡粒子及び発泡成形体

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5641213A (en) * 1979-09-10 1981-04-17 Asahi Chem Ind Co Ltd Ethylene-alpha-olefin copolymer powder for powder molding
US4414371A (en) * 1981-01-15 1983-11-08 Exxon Research & Engineering Co. Process for producing polyolefin granules having an average particle size greater than 600 microns
JPS5936116A (ja) * 1982-08-24 1984-02-28 Chisso Corp 発泡用エチレンプロピレン共重合体とその製造法
EP0123816B2 (de) * 1983-04-05 1995-06-21 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Vorgeschäumte Polyolefinperlen und Verfahren zu ihrer Herstellung
JPH0686544B2 (ja) * 1985-07-12 1994-11-02 鐘淵化学工業株式会社 無架橋直鎖状低密度ポリエチレン予備発泡粒子およびその成形法
DE3685954T2 (de) * 1985-11-14 1992-12-24 Mitsubishi Petrochemical Co Verschaeumbare polypropylenzusammensetzung und daraus hergestellte formkoerper mit zellstruktur.
JP3170339B2 (ja) * 1992-03-31 2001-05-28 京セラ株式会社 生体移植材

Also Published As

Publication number Publication date
EP0323719A3 (en) 1990-10-24
EP0323719B2 (de) 1998-10-28
DE3888158T2 (de) 1994-08-18
JPH01156339A (ja) 1989-06-19
JPH0747660B2 (ja) 1995-05-24
DE3888158T3 (de) 1999-05-12
EP0323719B1 (de) 1994-03-02
US4855327A (en) 1989-08-08
EP0323719A2 (de) 1989-07-12

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee