DE69122841D1 - Verfahren zur Herstellung von expandierbaren Polystyrol- Teilchen - Google Patents

Verfahren zur Herstellung von expandierbaren Polystyrol- Teilchen

Info

Publication number
DE69122841D1
DE69122841D1 DE69122841T DE69122841T DE69122841D1 DE 69122841 D1 DE69122841 D1 DE 69122841D1 DE 69122841 T DE69122841 T DE 69122841T DE 69122841 T DE69122841 T DE 69122841T DE 69122841 D1 DE69122841 D1 DE 69122841D1
Authority
DE
Germany
Prior art keywords
production
polystyrene particles
expandable polystyrene
expandable
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
DE69122841T
Other languages
English (en)
Other versions
DE69122841T2 (de
Inventor
Yuichi Ueda
Kiyoshi Mori
Toshiaki Sugita
Hideyuki Arakawa
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=18114852&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69122841(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kanegafuchi Chemical Industry Co Ltd filed Critical Kanegafuchi Chemical Industry Co Ltd
Application granted granted Critical
Publication of DE69122841D1 publication Critical patent/DE69122841D1/de
Publication of DE69122841T2 publication Critical patent/DE69122841T2/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
    • C08J9/16—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
    • C08J2325/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers

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)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
DE69122841T 1990-11-21 1991-11-19 Verfahren zur Herstellung von expandierbaren Polystyrol- Teilchen Expired - Fee Related DE69122841T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2319844A JP2933707B2 (ja) 1990-11-21 1990-11-21 発泡性スチレン系重合体粒子の製造方法

Publications (2)

Publication Number Publication Date
DE69122841D1 true DE69122841D1 (de) 1996-11-28
DE69122841T2 DE69122841T2 (de) 1997-04-03

Family

ID=18114852

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69122841T Expired - Fee Related DE69122841T2 (de) 1990-11-21 1991-11-19 Verfahren zur Herstellung von expandierbaren Polystyrol- Teilchen

Country Status (5)

Country Link
US (1) US5132330A (de)
EP (1) EP0488025B1 (de)
JP (1) JP2933707B2 (de)
CA (1) CA2055082A1 (de)
DE (1) DE69122841T2 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4220225A1 (de) * 1992-06-20 1993-12-23 Basf Ag Verfahren zur Herstellung von perlförmigen expandierbaren Styrolpolymerisaten
US6020388A (en) * 1997-03-04 2000-02-01 Tri-Technologies, Inc. Methods for impregnating polymer beads
KR100267187B1 (ko) * 1997-12-26 2000-10-16 황규억 발포 스티렌 수지의 제조장치
DE69921448T2 (de) * 1999-03-29 2005-10-13 Chang, Young Bae, Anyang Verfahren zur Herstellung von aufschäumbaren Styrolharzpartikeln
US6355697B2 (en) * 1999-12-29 2002-03-12 Styrochem Delaware, Inc. Processes for forming styrenic polymers
US6360807B2 (en) * 1999-12-29 2002-03-26 Styrochem Delaware, Inc. Processes for forming styrenic copolymers
KR100466942B1 (ko) * 2002-02-27 2005-01-24 금호석유화학 주식회사 성형품의 융착성과 성형 사이클이 우수한 스티렌계 발포체입자의 제조방법
TW200406429A (en) * 2002-05-08 2004-05-01 Hitachi Chemical Co Ltd Foamed styrene resin granules, hollow granules and shaped products
US20050187307A1 (en) * 2002-05-08 2005-08-25 Makoto Kunimi Expandable styrene resin particles, expandable beads, and foamed article
US7132485B2 (en) 2003-04-14 2006-11-07 Akzo Nobel N.V. Dosing of peroxide to a suspension process wherein styrene is polymerized
JP4659462B2 (ja) * 2005-01-11 2011-03-30 株式会社ジェイエスピー スチレン系発泡性樹脂粒子、その製造方法、予備発泡粒子および発泡成形品
JP2009235250A (ja) * 2008-03-27 2009-10-15 Kaneka Corp 発泡性スチレン系樹脂粒子の製造方法
JP5235914B2 (ja) * 2010-01-15 2013-07-10 積水化成品工業株式会社 発泡性スチレン系樹脂粒子

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE941389C (de) * 1951-04-19 1956-04-12 Basf Ag Verfahren zur Herstellung poroeser Formkoerper aus thermoplastischen Kunststoffen
DE1917090C3 (de) * 1968-04-06 1980-04-24 Sekisui Kagaku Kogyo K.K., Osaka (Japan) Verfahren zur Herstellung von Styrolpolymerteilchen mit einheitlichen Größen
JPS492994A (de) * 1972-05-08 1974-01-11
JPS4919111A (de) * 1972-06-13 1974-02-20
JPS5220377B2 (de) * 1972-06-14 1977-06-03
US4386133A (en) * 1980-12-23 1983-05-31 Atlantic Richfield Company Coated beads with macromonomer-styrene polymerizate coating
US4663357A (en) * 1986-05-12 1987-05-05 Atlantic Richfield Company Higher molecular weight thermoplastics having multimodal molecular weight distribution
US4968466A (en) * 1987-06-12 1990-11-06 Ge Plastics Expandable thermoplastic resin beads
DE3901329A1 (de) * 1989-01-18 1990-07-19 Basf Ag Expandierbare styrolpolymerisate mit hoher oelbestaendigkeit und verfahren zu ihrer herstellung

Also Published As

Publication number Publication date
US5132330A (en) 1992-07-21
EP0488025A3 (en) 1992-08-26
CA2055082A1 (en) 1992-05-22
JP2933707B2 (ja) 1999-08-16
EP0488025A2 (de) 1992-06-03
DE69122841T2 (de) 1997-04-03
JPH04185616A (ja) 1992-07-02
EP0488025B1 (de) 1996-10-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee