JPS543860A - Manufacture of modified block copolymer - Google Patents

Manufacture of modified block copolymer

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Publication number
JPS543860A
JPS543860A JP6970077A JP6970077A JPS543860A JP S543860 A JPS543860 A JP S543860A JP 6970077 A JP6970077 A JP 6970077A JP 6970077 A JP6970077 A JP 6970077A JP S543860 A JPS543860 A JP S543860A
Authority
JP
Japan
Prior art keywords
manufacture
block copolymer
modified block
copolymer
processability
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
JP6970077A
Other languages
Japanese (ja)
Inventor
Genjiro Kakogawa
Masayoshi Hasuo
Yukio Watanabe
Soichi Inoue
Yasuo Maruyama
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Industries 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 Mitsubishi Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Priority to JP6970077A priority Critical patent/JPS543860A/en
Publication of JPS543860A publication Critical patent/JPS543860A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To manufacture the title copolymer of improved impact resistance and processability, by incorporating a specific propylene-ethylene block copolymer with a liquid conjugated diene polymer and an organic peroxide followed by kneading the resulting composition in a molten state at a specific temperature.
COPYRIGHT: (C)1979,JPO&Japio
JP6970077A 1977-06-13 1977-06-13 Manufacture of modified block copolymer Pending JPS543860A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6970077A JPS543860A (en) 1977-06-13 1977-06-13 Manufacture of modified block copolymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6970077A JPS543860A (en) 1977-06-13 1977-06-13 Manufacture of modified block copolymer

Publications (1)

Publication Number Publication Date
JPS543860A true JPS543860A (en) 1979-01-12

Family

ID=13410385

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6970077A Pending JPS543860A (en) 1977-06-13 1977-06-13 Manufacture of modified block copolymer

Country Status (1)

Country Link
JP (1) JPS543860A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57137341A (en) * 1981-02-20 1982-08-24 Tokuyama Soda Co Ltd Preparation of modified propylene-ethylene block copolymer composition

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57137341A (en) * 1981-02-20 1982-08-24 Tokuyama Soda Co Ltd Preparation of modified propylene-ethylene block copolymer composition

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