JPS5661418A - Preparation of improved propylene-ethylene block copolymer - Google Patents

Preparation of improved propylene-ethylene block copolymer

Info

Publication number
JPS5661418A
JPS5661418A JP13793179A JP13793179A JPS5661418A JP S5661418 A JPS5661418 A JP S5661418A JP 13793179 A JP13793179 A JP 13793179A JP 13793179 A JP13793179 A JP 13793179A JP S5661418 A JPS5661418 A JP S5661418A
Authority
JP
Japan
Prior art keywords
ethylene
propylene
block copolymer
copolymerized
extent
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
JP13793179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS629247B2 (enrdf_load_stackoverflow
Inventor
Noriyuki Sekine
Shinichi Saito
Shigeo Tanaka
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP13793179A priority Critical patent/JPS5661418A/ja
Publication of JPS5661418A publication Critical patent/JPS5661418A/ja
Publication of JPS629247B2 publication Critical patent/JPS629247B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Graft Or Block Polymers (AREA)
JP13793179A 1979-10-24 1979-10-24 Preparation of improved propylene-ethylene block copolymer Granted JPS5661418A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13793179A JPS5661418A (en) 1979-10-24 1979-10-24 Preparation of improved propylene-ethylene block copolymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13793179A JPS5661418A (en) 1979-10-24 1979-10-24 Preparation of improved propylene-ethylene block copolymer

Publications (2)

Publication Number Publication Date
JPS5661418A true JPS5661418A (en) 1981-05-26
JPS629247B2 JPS629247B2 (enrdf_load_stackoverflow) 1987-02-27

Family

ID=15210027

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13793179A Granted JPS5661418A (en) 1979-10-24 1979-10-24 Preparation of improved propylene-ethylene block copolymer

Country Status (1)

Country Link
JP (1) JPS5661418A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5767611A (en) * 1980-10-15 1982-04-24 Mitsubishi Petrochem Co Ltd Preparation of propylene copolymer
JPS58162621A (ja) * 1982-03-23 1983-09-27 Mitsubishi Petrochem Co Ltd オレフィンブロック共重合体の製造法
WO2001074920A1 (fr) * 2000-03-31 2001-10-11 Mitsui Chemicals, Inc. Procedes de production d'une composition de polyolefine
JP2021102747A (ja) * 2019-12-24 2021-07-15 住友化学株式会社 ヘテロファジックプロピレン重合材料およびその利用

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5767611A (en) * 1980-10-15 1982-04-24 Mitsubishi Petrochem Co Ltd Preparation of propylene copolymer
JPS58162621A (ja) * 1982-03-23 1983-09-27 Mitsubishi Petrochem Co Ltd オレフィンブロック共重合体の製造法
WO2001074920A1 (fr) * 2000-03-31 2001-10-11 Mitsui Chemicals, Inc. Procedes de production d'une composition de polyolefine
US6472484B1 (en) 2000-03-31 2002-10-29 Mitsui Chemicals, Inc. Processes for producing polyolefin composition
JP2021102747A (ja) * 2019-12-24 2021-07-15 住友化学株式会社 ヘテロファジックプロピレン重合材料およびその利用

Also Published As

Publication number Publication date
JPS629247B2 (enrdf_load_stackoverflow) 1987-02-27

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