DE3876283D1 - Herstellungsverfahren von vorgeschaeumten polyolefinharzpartikeln. - Google Patents

Herstellungsverfahren von vorgeschaeumten polyolefinharzpartikeln.

Info

Publication number
DE3876283D1
DE3876283D1 DE8888107160T DE3876283T DE3876283D1 DE 3876283 D1 DE3876283 D1 DE 3876283D1 DE 8888107160 T DE8888107160 T DE 8888107160T DE 3876283 T DE3876283 T DE 3876283T DE 3876283 D1 DE3876283 D1 DE 3876283D1
Authority
DE
Germany
Prior art keywords
production process
resin particles
polyolefine resin
foamed polyolefine
foamed
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
DE8888107160T
Other languages
English (en)
Other versions
DE3876283T2 (de
Inventor
Toru Yamaguchi
Hideki Kuwabara
Susumu Izawa
Hiroyuki Akiyama
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.)
JSP Corp
Original Assignee
JSP Corp
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=14627181&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3876283(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by JSP Corp filed Critical JSP Corp
Application granted granted Critical
Publication of DE3876283D1 publication Critical patent/DE3876283D1/de
Publication of DE3876283T2 publication Critical patent/DE3876283T2/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
    • 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
    • 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
    • Y10S264/09—Pre-expansion of foamed polystyrene
    • 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
    • Y10S264/13—Cell size and distribution control while molding a foam
    • 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
    • Y10S264/15—Aging of foamed resin products
    • 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
    • Y10S264/16—Molding foamed polypropylen articles

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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DE3876283T 1987-05-11 1988-05-04 Herstellungsverfahren von vorgeschäumten Polyolefinharzpartikeln. Expired - Fee Related DE3876283T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62114026A JPH082989B2 (ja) 1987-05-11 1987-05-11 ポリオレフィン系樹脂粒子の予備発泡方法

Publications (2)

Publication Number Publication Date
DE3876283D1 true DE3876283D1 (de) 1993-01-14
DE3876283T2 DE3876283T2 (de) 1996-05-02

Family

ID=14627181

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3876283T Expired - Fee Related DE3876283T2 (de) 1987-05-11 1988-05-04 Herstellungsverfahren von vorgeschäumten Polyolefinharzpartikeln.

Country Status (5)

Country Link
US (1) US4889671A (de)
EP (1) EP0290943B2 (de)
JP (1) JPH082989B2 (de)
CA (1) CA1285727C (de)
DE (1) DE3876283T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0739501B2 (ja) * 1987-06-23 1995-05-01 日本スチレンペ−パ−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
JPH02155613A (ja) * 1988-12-09 1990-06-14 Ube Ind Ltd 一次発泡粒子及びそれを用いた発泡成形体
CA2030754C (en) * 1989-11-24 1997-06-03 Kazuo Turugai Production method of prefoamed synthetic resin particles
JPH0465441A (ja) * 1990-07-04 1992-03-02 Tonen Chem Corp 架橋発泡用ポリオレフィン樹脂組成物
US5389320A (en) * 1991-10-28 1995-02-14 General Electric Company Method of making expandable polyphenylene ether and polyolefin blend
CA2107157C (en) * 1992-09-29 1998-02-03 Thomas N. Hall, Iii Continuous process for expanding thermoplastic minipellets
EP0918066B1 (de) 1996-08-12 2004-02-18 JSP Corporation Stossabsorbierendes material
BR9706836A (pt) * 1996-12-13 1999-12-28 Jsp Corp Partìculas espumadas de resina de poliolefina e processo de produção das mesmas
US20020182399A1 (en) 1997-04-01 2002-12-05 Hisao Tokoro Molded body of thermoplastic resin having sound absorption characteristics
TW369475B (en) 1997-06-18 1999-09-11 Jsp Corp Production apparatus of expansion-molded article, auxiliary member for transfer of foamed particles and production method of expansion-molded article
ATE280797T1 (de) 1997-12-01 2004-11-15 Jsp Corp Expandierte polypropylenharzperlen und geformter artikel
SG77671A1 (en) * 1998-03-23 2001-01-16 Jsp Corp Foamed and expanded beads of polypropylene resin for molding
EP0963827B1 (de) * 1998-06-11 2002-10-23 Jsp Corporation Geformter Gegenstand aus geschäumten und expandierten Propylenperlen
KR100341777B1 (ko) 2000-02-08 2002-06-24 정문조 폴리올레핀 발포체 입자의 연속식 제조방법
US20060257495A1 (en) * 2005-05-11 2006-11-16 Xerox Corporation Method of purification of polyalkylene materials

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3804378A (en) * 1971-12-16 1974-04-16 Mac Millan Bloedel Containers Method and apparatus for producing an expanded polymer material
JPS561344A (en) 1979-06-18 1981-01-09 Nishimu Denshi Kogyo Kk Controlling method for optimum wet-quantity in wet-type insulator stain measurement
AU559244B2 (en) 1982-05-13 1987-03-05 Kanegafuchi Kagaku Kogyo K.K. Expanded polyolefin particles
JPS5930836A (ja) * 1982-08-13 1984-02-18 Kanegafuchi Chem Ind Co Ltd ポリオレフイン系樹脂粒子の予備発泡方法
JPS5967022A (ja) * 1982-10-01 1984-04-16 Japan Styrene Paper Co Ltd ポリオレフイン樹脂粒子の連続予備発泡方法
JPS60105503A (ja) * 1983-11-12 1985-06-11 Kanegafuchi Chem Ind Co Ltd 熱可塑性樹脂粒子の予備発泡法およびその装置
US4525485A (en) * 1983-09-08 1985-06-25 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Pre-expanding process and apparatus for the same
US4704239A (en) * 1984-04-28 1987-11-03 Japan Styrene Paper Corp. Process for the production of expanded particles of a polymeric material
US4676939A (en) * 1984-06-14 1987-06-30 Japan Styrene Paper Corporation Process for the production of expanded particles of a polypropylene resin

Also Published As

Publication number Publication date
DE3876283T2 (de) 1996-05-02
EP0290943B1 (de) 1992-12-02
EP0290943A2 (de) 1988-11-17
EP0290943B2 (de) 1995-10-18
JPS63278805A (ja) 1988-11-16
EP0290943A3 (en) 1990-07-18
CA1285727C (en) 1991-07-09
JPH082989B2 (ja) 1996-01-17
US4889671A (en) 1989-12-26

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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