DE3376072D1 - Process for producing a high purity cyclized polymer of isoprene - Google Patents

Process for producing a high purity cyclized polymer of isoprene

Info

Publication number
DE3376072D1
DE3376072D1 DE8383111848T DE3376072T DE3376072D1 DE 3376072 D1 DE3376072 D1 DE 3376072D1 DE 8383111848 T DE8383111848 T DE 8383111848T DE 3376072 T DE3376072 T DE 3376072T DE 3376072 D1 DE3376072 D1 DE 3376072D1
Authority
DE
Germany
Prior art keywords
isoprene
producing
high purity
cyclized polymer
cyclized
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
DE8383111848T
Other languages
German (de)
English (en)
Inventor
Masaaki Todoko
Hiroyuki Watanabe
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.)
Tosoh Corp
Original Assignee
Tosoh 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
Application filed by Tosoh Corp filed Critical Tosoh Corp
Application granted granted Critical
Publication of DE3376072D1 publication Critical patent/DE3376072D1/de
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C19/00—Chemical modification of rubber
    • C08C19/10—Isomerisation; Cyclisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerization Catalysts (AREA)
DE8383111848T 1982-11-26 1983-11-25 Process for producing a high purity cyclized polymer of isoprene Expired DE3376072D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57206049A JPS5996112A (ja) 1982-11-26 1982-11-26 高純度イソプレン重合体環化物の製造方法

Publications (1)

Publication Number Publication Date
DE3376072D1 true DE3376072D1 (en) 1988-04-28

Family

ID=16517028

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383111848T Expired DE3376072D1 (en) 1982-11-26 1983-11-25 Process for producing a high purity cyclized polymer of isoprene

Country Status (4)

Country Link
US (1) US4508877A (OSRAM)
EP (1) EP0110356B1 (OSRAM)
JP (1) JPS5996112A (OSRAM)
DE (1) DE3376072D1 (OSRAM)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0637530B2 (ja) * 1987-06-24 1994-05-18 日本ゼオン株式会社 新規な光学材料
CN100509879C (zh) * 2001-07-16 2009-07-08 米其林技术公司 含有环乙烯基单元的二烯高弹体及其制备工艺
JP4225065B2 (ja) * 2002-02-01 2009-02-18 日本ゼオン株式会社 有機粒子および粉体塗料
JP3985139B2 (ja) * 2002-02-06 2007-10-03 日本ゼオン株式会社 変性重合体およびコーティング材
JP4706478B2 (ja) * 2003-01-16 2011-06-22 日本ゼオン株式会社 環化ゴムおよびその製造方法
US8147953B2 (en) * 2003-01-20 2012-04-03 Zeon Corporation Laminate and process for producing the same
CN1972962B (zh) * 2004-06-25 2010-05-05 日本瑞翁株式会社 共轭二烯聚合物环化物及其制备方法
US8268449B2 (en) * 2006-02-06 2012-09-18 Brewer Science Inc. Thermal- and chemical-resistant acid protection coating material and spin-on thermoplastic adhesive

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2661340A (en) * 1947-12-31 1953-12-01 Rubber Stichting Manufacture of cyclized rubber
NL293697A (OSRAM) * 1962-06-06
DE1495717A1 (de) * 1963-04-24 1969-05-29 Bayer Ag Verfahren zur Verbesserung der Kautschuk-Eigenschaften von Dienelastomeren
NL6405712A (OSRAM) * 1964-05-22 1965-11-23
GB1351963A (en) * 1971-09-28 1974-05-15 Japan Synthetic Rubber Co Ltd Process for producing cyclized polymers
JPS57171331A (en) * 1981-04-10 1982-10-21 Hunt Chem Corp Philip A Composition of negative photo-resist forming cyclic rubber film

Also Published As

Publication number Publication date
EP0110356B1 (en) 1988-03-23
JPH0136481B2 (OSRAM) 1989-08-01
JPS5996112A (ja) 1984-06-02
EP0110356A1 (en) 1984-06-13
US4508877A (en) 1985-04-02

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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