DE3380520D1 - Process for producing prefoamed polymer particles - Google Patents

Process for producing prefoamed polymer particles

Info

Publication number
DE3380520D1
DE3380520D1 DE8383112788T DE3380520T DE3380520D1 DE 3380520 D1 DE3380520 D1 DE 3380520D1 DE 8383112788 T DE8383112788 T DE 8383112788T DE 3380520 T DE3380520 T DE 3380520T DE 3380520 D1 DE3380520 D1 DE 3380520D1
Authority
DE
Germany
Prior art keywords
polymer particles
prefoamed polymer
producing
producing prefoamed
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
Application number
DE8383112788T
Other languages
English (en)
Inventor
Shohei Yoshimura
Hideki Kuwabara
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=27274701&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3380520(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from JP57221936A external-priority patent/JPS59111823A/ja
Priority claimed from JP58000976A external-priority patent/JPS59127734A/ja
Priority claimed from JP7866883A external-priority patent/JPS59204630A/ja
Application filed by JSP Corp filed Critical JSP Corp
Application granted granted Critical
Publication of DE3380520D1 publication Critical patent/DE3380520D1/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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3461—Making or treating expandable particles
    • 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
    • C08J9/12—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 physical blowing agent
    • C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
    • 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
    • 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
    • Y10S264/15—Aging of foamed resin products

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)
DE8383112788T 1982-12-20 1983-12-19 Process for producing prefoamed polymer particles Expired DE3380520D1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP57221936A JPS59111823A (ja) 1982-12-20 1982-12-20 重合体予備発泡粒子の製造方法
JP58000976A JPS59127734A (ja) 1983-01-07 1983-01-07 重合体予備発泡粒子の製造法
JP7866883A JPS59204630A (ja) 1983-05-04 1983-05-04 重合体予備発泡粒子の製造法

Publications (1)

Publication Number Publication Date
DE3380520D1 true DE3380520D1 (en) 1989-10-12

Family

ID=27274701

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383112788T Expired DE3380520D1 (en) 1982-12-20 1983-12-19 Process for producing prefoamed polymer particles

Country Status (3)

Country Link
US (1) US4464484A (de)
EP (1) EP0113903B1 (de)
DE (1) DE3380520D1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112739518A (zh) * 2018-10-15 2021-04-30 林德有限责任公司 用于浸渍聚合物粒料的方法

Families Citing this family (74)

* Cited by examiner, † Cited by third party
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CA1225200A (en) * 1983-04-08 1987-08-04 Tsukasa Yamagishi Preparation of foam particles of ethylenic resin and foam moldings prepared therefrom
JPS6049039A (ja) * 1983-08-26 1985-03-18 Badische Yuka Co Ltd ポリオレフイン系樹脂発泡体粒子の製造方法
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
JPS6090229A (ja) * 1983-10-24 1985-05-21 Japan Styrene Paper Co Ltd ポリエチレン系樹脂発泡粒子
JPS60110734A (ja) * 1983-11-21 1985-06-17 Japan Styrene Paper Co Ltd 無架橋ポリプロピレン系樹脂予備発泡粒子
JPS60123540A (ja) * 1983-12-07 1985-07-02 Japan Styrene Paper Co Ltd 無架橋ポリプロピレン系樹脂予備発泡粒子
JPS60168632A (ja) * 1984-02-13 1985-09-02 Japan Styrene Paper Co Ltd 架橋ポリプロピレン系樹脂発泡成型体
JPS60252636A (ja) * 1984-05-30 1985-12-13 Japan Styrene Paper Co Ltd 予備発泡粒子の製造法
EP0337584B1 (de) * 1984-06-14 1994-08-17 Japan Styrene Paper Corporation Verfahren zur Herstellung von geschäumten Polypropylenharzpartikeln
US4676939A (en) * 1984-06-14 1987-06-30 Japan Styrene Paper Corporation Process for the production of expanded particles of a polypropylene resin
JPH066637B2 (ja) * 1984-09-03 1994-01-26 住友化学工業株式会社 プロピレン系樹脂発泡粒子
JPS61115940A (ja) * 1984-11-09 1986-06-03 Mitsubishi Yuka Badische Kk ポリプロピレン発泡体粒子
JPS61179236A (ja) * 1985-02-04 1986-08-11 Japan Styrene Paper Co Ltd エネルギ−吸収材
JPS61215631A (ja) * 1985-03-20 1986-09-25 Japan Styrene Paper Co Ltd 型内成型に使用する無架橋予備発泡粒子製造用プロピレン系ランダム共重合体樹脂粒子の製造方法
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US4689351A (en) * 1985-10-08 1987-08-25 Mitsubishi Yuka Badische Co., Ltd. Process for producing foamed particles of propylene copolymer resin
JPS62177038A (ja) * 1986-01-30 1987-08-03 Kanegafuchi Chem Ind Co Ltd 熱可塑性樹脂予備発泡粒子の製造方法
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EP0430998A4 (en) * 1988-08-22 1991-10-16 The Dow Chemical Company Improved expandable and expanded alkenyl aromatic polymer particles and methods of making the same
US4911869A (en) * 1988-10-11 1990-03-27 Arco Chemical Technology, Inc. Reimpregnation of plastic foam particles with CO2
JPH0768403B2 (ja) * 1988-12-15 1995-07-26 東洋エンジニアリング株式会社 発泡体の製造方法
GB8928250D0 (en) * 1989-12-14 1990-02-21 Erba Carlo Spa Use of supercritical fluids to obtain porous sponges of biodegradable polymers
EP0464581B1 (de) * 1990-07-04 1995-02-22 BASF Aktiengesellschaft Verfahren zur Herstellung von Schaumstoffplatten mit hoher Druckfestigkeit
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JPH04189840A (ja) * 1990-11-22 1992-07-08 Jsp Corp 重合体発泡粒子の製造方法
US5244927A (en) * 1992-06-09 1993-09-14 The Dow Chemical Company Low density styrene polymer foams and process for preparing same
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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
US5411683B1 (en) * 1993-08-20 2000-08-01 Sweetheart Cup Co Method for making thermoplastic foam with combined 1,1-difluoroethane and co2 blowing agent
US5416129A (en) * 1994-05-10 1995-05-16 The Dow Chemical Company Closed cell, low density ethylenic polymer foam produced with inorganic halogen-free blowing agents
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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
PL338644A1 (en) 1997-08-08 2000-11-06 Dow Chemical Co Sheet materials suitable for use as floor, wall or ceiling lining as well as methods of and intermediate products for making such materials
US6030696A (en) * 1997-09-30 2000-02-29 Sealed Air Corporation Extruded polyolefin foam in thicker grades and plank and process therefor
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
US6048909A (en) * 1998-12-04 2000-04-11 The Dow Chemical Company Foams having increased heat distortion temperature made from blends of alkenyl aromatic polymers and alpha-olefin/vinyl or vinylidene aromatic and/or sterically hindered aliphatic or cycloaliphatic vinyl or vinylidene interpolymers
US6187232B1 (en) 1998-12-04 2001-02-13 The Dow Chemical Company Acoustical insulation foams
US6231795B1 (en) * 1998-12-04 2001-05-15 The Dow Chemical Company Soft and flexible foams made from blends of alkenyl aromatic polymers and alpha-olefin/vinyl or vinylidene aromatic and/or sterically hindered aliphatic or cycloaliphatic vinyl or vinylidene interpolymers
US6160029A (en) * 2000-03-08 2000-12-12 The Dow Chemical Company Olefin polymer and α-olefin/vinyl or α-olefin/vinylidene interpolymer blend foams
US6956067B2 (en) * 2000-09-20 2005-10-18 Jsp Corporation Expanded polypropylene resin bead and process of producing same
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US6545094B2 (en) 2001-03-09 2003-04-08 The Dow Chemical Company Blends of ethylenic polymers with improved modulus and melt strength and articles fabricated from these blends
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DE60326233D1 (de) * 2002-05-13 2009-04-02 Jsp Corp Expandierbares polyproplyenharzteilchen und durch formen im formwerkzeug daraus erhaltene formkörper
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JP6804549B6 (ja) 2016-03-14 2021-01-20 ダウ グローバル テクノロジーズ エルエルシー エチレン／α−オレフィンインターポリマーから作製された発泡物品を調製するためのプロセス
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JP6519813B2 (ja) 2016-11-11 2019-05-29 株式会社ジェイエスピー 発泡粒子とその成形体
JP7383266B2 (ja) * 2021-01-29 2023-11-20 プライムプラネットエナジー＆ソリューションズ株式会社 オレフィン系樹脂多孔質体の製造方法
JP7254308B2 (ja) 2021-02-01 2023-04-10 プライムプラネットエナジー＆ソリューションズ株式会社 オレフィン系樹脂多孔質体の製造方法

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112739518A (zh) * 2018-10-15 2021-04-30 林德有限责任公司 用于浸渍聚合物粒料的方法
CN112739518B (zh) * 2018-10-15 2023-09-19 林德有限责任公司 用于浸渍聚合物粒料的方法

Also Published As

Publication number Publication date
EP0113903A3 (en) 1985-06-19
US4464484A (en) 1984-08-07
EP0113903B1 (de) 1989-09-06
EP0113903A2 (de) 1984-07-25

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8365 Fully valid after opposition proceedings