JPS52152488A - Preparation of polyisoprene - Google Patents

Preparation of polyisoprene

Info

Publication number
JPS52152488A
JPS52152488A JP6936176A JP6936176A JPS52152488A JP S52152488 A JPS52152488 A JP S52152488A JP 6936176 A JP6936176 A JP 6936176A JP 6936176 A JP6936176 A JP 6936176A JP S52152488 A JPS52152488 A JP S52152488A
Authority
JP
Japan
Prior art keywords
polyisoprene
preparation
tianium
tetrahalide
trialkylaluminum
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.)
Pending
Application number
JP6936176A
Other languages
Japanese (ja)
Inventor
Yoshiaki Kawamura
Tomoji Nakagawa
Kimie Komatsu
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.)
JSR Corp
Original Assignee
Japan Synthetic Rubber 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
Application filed by Japan Synthetic Rubber Co Ltd filed Critical Japan Synthetic Rubber Co Ltd
Priority to JP6936176A priority Critical patent/JPS52152488A/en
Publication of JPS52152488A publication Critical patent/JPS52152488A/en
Pending legal-status Critical Current

Links

Landscapes

  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

Abstract

PURPOSE: To prepare 1, 4-polyisoprene with a high cis content in high yields by letting isoprene contact a catalyst system consisting of a tianium tetrahalide, a trialkylaluminum, an alkylaluminum halide, an ether and water at a low catalyst concentration.
COPYRIGHT: (C)1977,JPO&Japio
JP6936176A 1976-06-15 1976-06-15 Preparation of polyisoprene Pending JPS52152488A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6936176A JPS52152488A (en) 1976-06-15 1976-06-15 Preparation of polyisoprene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6936176A JPS52152488A (en) 1976-06-15 1976-06-15 Preparation of polyisoprene

Publications (1)

Publication Number Publication Date
JPS52152488A true JPS52152488A (en) 1977-12-17

Family

ID=13400330

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6936176A Pending JPS52152488A (en) 1976-06-15 1976-06-15 Preparation of polyisoprene

Country Status (1)

Country Link
JP (1) JPS52152488A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013209470A (en) * 2012-03-30 2013-10-10 Ube Industries Ltd Method for producing diene rubber
JP2013209469A (en) * 2012-03-30 2013-10-10 Ube Industries Ltd Method for producing diene rubber

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013209470A (en) * 2012-03-30 2013-10-10 Ube Industries Ltd Method for producing diene rubber
JP2013209469A (en) * 2012-03-30 2013-10-10 Ube Industries Ltd Method for producing diene rubber

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