JPS6223768B2 - - Google Patents

Info

Publication number
JPS6223768B2
JPS6223768B2 JP53153312A JP15331278A JPS6223768B2 JP S6223768 B2 JPS6223768 B2 JP S6223768B2 JP 53153312 A JP53153312 A JP 53153312A JP 15331278 A JP15331278 A JP 15331278A JP S6223768 B2 JPS6223768 B2 JP S6223768B2
Authority
JP
Japan
Prior art keywords
propylene
segment
ethylene
weight
block copolymer
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
JP53153312A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5580418A (en
Inventor
Takeshi Suzuki
Hiromasa Chiba
Takehiro Umeno
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.)
JNC Corp
Original Assignee
Chisso 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 Chisso Corp filed Critical Chisso Corp
Priority to JP15331278A priority Critical patent/JPS5580418A/ja
Publication of JPS5580418A publication Critical patent/JPS5580418A/ja
Publication of JPS6223768B2 publication Critical patent/JPS6223768B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Graft Or Block Polymers (AREA)
JP15331278A 1978-12-12 1978-12-12 Preparation of propylene-ethylene block copolymer Granted JPS5580418A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15331278A JPS5580418A (en) 1978-12-12 1978-12-12 Preparation of propylene-ethylene block copolymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15331278A JPS5580418A (en) 1978-12-12 1978-12-12 Preparation of propylene-ethylene block copolymer

Publications (2)

Publication Number Publication Date
JPS5580418A JPS5580418A (en) 1980-06-17
JPS6223768B2 true JPS6223768B2 (enrdf_load_stackoverflow) 1987-05-25

Family

ID=15559727

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15331278A Granted JPS5580418A (en) 1978-12-12 1978-12-12 Preparation of propylene-ethylene block copolymer

Country Status (1)

Country Link
JP (1) JPS5580418A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4900706A (en) * 1987-03-17 1990-02-13 Sumitomo Chemical Company, Limited Process for producing olefin polymers and catalyst used therein
JPH072798B2 (ja) * 1987-10-28 1995-01-18 住友化学工業株式会社 オレフィン重合用固体触媒成分
JP2000230089A (ja) 1998-10-16 2000-08-22 Mitsubishi Chemicals Corp オレフィン系熱可塑性エラストマー組成物及びその製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5329390A (en) * 1976-09-01 1978-03-18 Toa Nenryo Kogyo Kk Preparation of ethylene-propylene block copolymer
JPS5330686A (en) * 1976-09-02 1978-03-23 Toa Nenryo Kogyo Kk Preparation of ethylene-propylene block copolymers

Also Published As

Publication number Publication date
JPS5580418A (en) 1980-06-17

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