DE3471671D1 - Pre-expanded particle of polyolefin and process for preparing the same - Google Patents

Pre-expanded particle of polyolefin and process for preparing the same

Info

Publication number
DE3471671D1
DE3471671D1 DE8484102051T DE3471671T DE3471671D1 DE 3471671 D1 DE3471671 D1 DE 3471671D1 DE 8484102051 T DE8484102051 T DE 8484102051T DE 3471671 T DE3471671 T DE 3471671T DE 3471671 D1 DE3471671 D1 DE 3471671D1
Authority
DE
Germany
Prior art keywords
polyolefin
preparing
same
expanded particle
expanded
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
DE8484102051T
Other languages
English (en)
Inventor
Senda Kenichi
Ando Masao
Nakamura Kyoichi
Nishida Tatehiko
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.)
Kanegafuchi Chemical Industry Co Ltd
Original Assignee
Kanegafuchi Chemical Industry 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=26341969&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3471671(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP6059183A external-priority patent/JPS59187036A/ja
Priority claimed from JP59007634A external-priority patent/JPS60152534A/ja
Application filed by Kanegafuchi Chemical Industry Co Ltd filed Critical Kanegafuchi Chemical Industry Co Ltd
Application granted granted Critical
Publication of DE3471671D1 publication Critical patent/DE3471671D1/de
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
    • C08J9/22—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
    • C08J9/16—Making expandable particles
    • C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • C08J2203/142—Halogenated saturated hydrocarbons, e.g. H3C-CF3
    • 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

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)
DE8484102051T 1983-04-05 1984-02-28 Pre-expanded particle of polyolefin and process for preparing the same Expired DE3471671D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP6059183A JPS59187036A (ja) 1983-04-05 1983-04-05 ポリエチレン系樹脂発泡粒子およびその製造方法
JP59007634A JPS60152534A (ja) 1984-01-18 1984-01-18 型内発泡成形用ポリオレフイン系予備発泡粒子

Publications (1)

Publication Number Publication Date
DE3471671D1 true DE3471671D1 (en) 1988-07-07

Family

ID=26341969

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8484102051T Expired DE3471671D1 (en) 1983-04-05 1984-02-28 Pre-expanded particle of polyolefin and process for preparing the same

Country Status (5)

Country Link
US (2) US4540718A (de)
EP (1) EP0123816B2 (de)
AU (1) AU560618B2 (de)
DE (1) DE3471671D1 (de)
ES (1) ES530108A0 (de)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60189660A (ja) * 1984-03-08 1985-09-27 Japan Styrene Paper Co Ltd 自動車バンパ−用芯材
JPS60235849A (ja) * 1984-05-08 1985-11-22 Japan Styrene Paper Co Ltd ポリプロピレン系樹脂予備発泡粒子
US4778829A (en) * 1985-07-12 1988-10-18 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Process for preparing pre-expanded particles of thermoplastic resin
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
JPH0660255B2 (ja) * 1986-09-16 1994-08-10 三井石油化学工業株式会社 無架橋発泡体
US5026736A (en) * 1987-02-24 1991-06-25 Astro-Valcour, Inc. Moldable shrunken thermoplastic polymer foam beads
JPH07116309B2 (ja) * 1987-02-28 1995-12-13 三井石油化学工業株式会社 無架橋発泡体用組成物
EP0314788A4 (de) * 1987-05-13 1990-01-08 Kanegafuchi Chemical Ind Vorgeschäumte polyolefinharzpartikel und verfahren zu deren herstellung.
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
JPH0747660B2 (ja) * 1987-12-14 1995-05-24 住友化学工業株式会社 ポリオレフイン系樹脂予備発泡粒子の製造法
US5229049A (en) * 1988-08-31 1993-07-20 Honda Giken Kogyo Kabushiki Kaisha Method for manufacturing pre-expanded particles of polyolefin resin
JP3279382B2 (ja) * 1993-03-17 2002-04-30 株式会社ジエイエスピー 無架橋ポリエチレン系樹脂発泡粒子及びその製造方法
US5424519A (en) * 1993-09-21 1995-06-13 Battelle Memorial Institute Microwaved-activated thermal storage material; and method
KR0159801B1 (ko) * 1994-08-06 1999-01-15 박원배 폴리올레핀계 수지의 미세 셀 예비 발포체 및 그의 제조 방법
DE69528941T2 (de) * 1994-09-19 2003-09-18 Sentinel Products Corp Vernetzte Schaumstrukturen von hauptsächlich linearen Polyolefinen und Verfahren zur Herstellung
US5605937A (en) * 1994-09-30 1997-02-25 Knaus; Dennis A. Moldable thermoplastic polymer foam beads
DE19681650B4 (de) * 1995-11-15 2005-07-14 Asahi Kasei Kabushiki Kaisha Vorexpandierte Polyethylenkügelchen und Verfahren zu ihrer Herstellung
EP1114709A4 (de) * 1998-04-30 2004-06-23 Daisen Industry Co Ltd Gerät und verfahren zum schaumformen von kunstharz in internen formen und dadurch hergestelltes erzeugnis
US6576693B2 (en) * 2001-08-02 2003-06-10 Kaneka Corporation Pre-expanded particles of polypropylene resin and inmolded foamed article using the same
TW200517426A (en) * 2003-08-25 2005-06-01 Dow Global Technologies Inc Aqueous dispersion, its production method, and its use
US7361694B2 (en) * 2004-02-27 2008-04-22 Dow Global Technologies Inc. Durable foam of olefin polymers, methods of making foam and articles prepared from same
US8357727B2 (en) 2004-02-27 2013-01-22 Dow Global Technologies Llc Durable foam of olefin polymers, methods of making foam and articles prepared from same
JP5667087B2 (ja) 2010-01-15 2015-02-12 株式会社カネカ 無架橋ポリエチレン系樹脂発泡粒子及び無架橋ポリエチレン系樹脂発泡成形体
US11992980B2 (en) * 2016-03-11 2024-05-28 Toyota Boshoku Kabushiki Kaisha Foamed resin molded article and method for manufacturing same
CN110789046A (zh) * 2019-11-06 2020-02-14 光之能（厦门）科技有限公司 一种吹塑制品eps发泡填充工艺

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4168353A (en) * 1976-04-21 1979-09-18 Sekisui Kaseihin Kogyo Kabushiki Kaisha Process for producing foamable polyethylene resin particles
DE2834965C3 (de) * 1977-08-15 1986-04-17 Asahi Kasei Kogyo K.K., Osaka Verfahren zur Herstellung feinteiliger geschäumter Teilchen aus vernetztem Olefinpolymerisat, die feinteiligen geschäumten Teilchen sowie ihre Verwendung zur Herstellung von Formteilen
US4303756A (en) * 1978-10-16 1981-12-01 Sekisui Kaseihin Kogyo Kabushiki Kaisha Process for producing expandable thermoplastic resin beads
CA1147100A (en) * 1979-12-10 1983-05-24 Eiya Sato Expanded cross-linked polyethylene particle, a molded product thereof and the methods thereof
JPS5712035A (en) * 1980-06-25 1982-01-21 Japan Styrene Paper Co Ltd Production of polyolefin resin molded foam
US4415680A (en) * 1980-12-18 1983-11-15 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Water-impermeable polyolefin foam and process for preparing the same
JPS57197132A (en) * 1981-05-29 1982-12-03 Sumitomo Chem Co Ltd Manufacture of polypropylene foam
JPS5855231A (ja) * 1981-09-28 1983-04-01 Japan Styrene Paper Co Ltd ポリオレフイン系樹脂予備発泡粒子の製造方法

Also Published As

Publication number Publication date
AU2511484A (en) 1984-10-11
EP0123816A1 (de) 1984-11-07
ES8600348A1 (es) 1985-10-01
AU560618B2 (en) 1987-04-09
US4617322A (en) 1986-10-14
EP0123816B2 (de) 1995-06-21
US4540718A (en) 1985-09-10
EP0123816B1 (de) 1988-06-01
ES530108A0 (es) 1985-10-01

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings