JPS5580418A - Preparation of propylene-ethylene block copolymer - Google Patents

Preparation of propylene-ethylene block copolymer

Info

Publication number
JPS5580418A
JPS5580418A JP15331278A JP15331278A JPS5580418A JP S5580418 A JPS5580418 A JP S5580418A JP 15331278 A JP15331278 A JP 15331278A JP 15331278 A JP15331278 A JP 15331278A JP S5580418 A JPS5580418 A JP S5580418A
Authority
JP
Japan
Prior art keywords
propylene
isotactic polypropylene
preparation
block copolymer
ethylene
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
JP15331278A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6223768B2 (enrdf_load_stackoverflow
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 true JPS5580418A (en) 1980-06-17
JPS6223768B2 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)

Cited By (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
US4940682A (en) * 1987-10-28 1990-07-10 Sumitomo Chemical Company, Limited Solid catalyst component for olefin polymerization
US6294611B1 (en) 1998-10-16 2001-09-25 Mitsubishi Chemical Corporation Olefin thermoplastic elastomer composition and process for producing the same

Citations (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

Patent Citations (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

Cited By (4)

* 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
US5051484A (en) * 1987-03-17 1991-09-24 Sumitomo Chemical Company, Limited Process for producing granular thermoplastic elastomer and granular elastomer
US4940682A (en) * 1987-10-28 1990-07-10 Sumitomo Chemical Company, Limited Solid catalyst component for olefin polymerization
US6294611B1 (en) 1998-10-16 2001-09-25 Mitsubishi Chemical Corporation Olefin thermoplastic elastomer composition and process for producing the same

Also Published As

Publication number Publication date
JPS6223768B2 (enrdf_load_stackoverflow) 1987-05-25

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