JPS5292293A - Production of block copolymer - Google Patents

Production of block copolymer

Info

Publication number
JPS5292293A
JPS5292293A JP799776A JP799776A JPS5292293A JP S5292293 A JPS5292293 A JP S5292293A JP 799776 A JP799776 A JP 799776A JP 799776 A JP799776 A JP 799776A JP S5292293 A JPS5292293 A JP S5292293A
Authority
JP
Japan
Prior art keywords
production
block copolymer
formations
prevents
efficiency
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.)
Granted
Application number
JP799776A
Other languages
Japanese (ja)
Other versions
JPS5325586B2 (en
Inventor
Kenji Seki
Akio Kimura
Sanemori Ukita
Satoshi Asahi
Sanae Tagami
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.)
Idemitsu Kosan Co Ltd
Original Assignee
Idemitsu Kosan 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 Idemitsu Kosan Co Ltd filed Critical Idemitsu Kosan Co Ltd
Priority to JP799776A priority Critical patent/JPS5292293A/en
Priority to GB3855876A priority patent/GB1505480A/en
Priority to DE19762642137 priority patent/DE2642137C3/en
Priority to IT5138676A priority patent/IT1066180B/en
Priority to FR7628656A priority patent/FR2325667A1/en
Publication of JPS5292293A publication Critical patent/JPS5292293A/en
Publication of JPS5325586B2 publication Critical patent/JPS5325586B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Graft Or Block Polymers (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerization Catalysts (AREA)

Abstract

PURPOSE: Addition of specific compounds to polyethylene polymerization catalyst increases the efficiency of block copolymerization and prevents the formations of by-product, vinyl homopolymers.
COPYRIGHT: (C)1977,JPO&Japio
JP799776A 1975-09-23 1976-01-29 Production of block copolymer Granted JPS5292293A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP799776A JPS5292293A (en) 1976-01-29 1976-01-29 Production of block copolymer
GB3855876A GB1505480A (en) 1975-09-23 1976-09-17 Process for producing block-copolymer
DE19762642137 DE2642137C3 (en) 1975-09-23 1976-09-18 Process for the preparation of block copolymers
IT5138676A IT1066180B (en) 1975-09-23 1976-09-22 PROCEDURE FOR PRODUCING ETHYLENE OR PROPYLENE BLOCK COPOLYMERS WITH ACRYLIC ESTERS
FR7628656A FR2325667A1 (en) 1975-09-23 1976-09-23 PROCESS FOR THE PRODUCTION OF COPOLYMERS SEQUENCES

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP799776A JPS5292293A (en) 1976-01-29 1976-01-29 Production of block copolymer

Publications (2)

Publication Number Publication Date
JPS5292293A true JPS5292293A (en) 1977-08-03
JPS5325586B2 JPS5325586B2 (en) 1978-07-27

Family

ID=11681023

Family Applications (1)

Application Number Title Priority Date Filing Date
JP799776A Granted JPS5292293A (en) 1975-09-23 1976-01-29 Production of block copolymer

Country Status (1)

Country Link
JP (1) JPS5292293A (en)

Also Published As

Publication number Publication date
JPS5325586B2 (en) 1978-07-27

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