JPS6251287B2 - - Google Patents

Info

Publication number
JPS6251287B2
JPS6251287B2 JP55070451A JP7045180A JPS6251287B2 JP S6251287 B2 JPS6251287 B2 JP S6251287B2 JP 55070451 A JP55070451 A JP 55070451A JP 7045180 A JP7045180 A JP 7045180A JP S6251287 B2 JPS6251287 B2 JP S6251287B2
Authority
JP
Japan
Prior art keywords
propylene
weight
copolymer
polymerization
stage
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
JP55070451A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56166218A (en
Inventor
Kazuo Baba
Shozo Kawamata
Yoshiharu Fukui
Seiichiro Kon
Tatsuya Myatake
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 JP7045180A priority Critical patent/JPS56166218A/ja
Priority to GB8111834A priority patent/GB2075993B/en
Priority to US06/255,005 priority patent/US4433110A/en
Publication of JPS56166218A publication Critical patent/JPS56166218A/ja
Publication of JPS6251287B2 publication Critical patent/JPS6251287B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polymerisation Methods In General (AREA)
  • Graft Or Block Polymers (AREA)
JP7045180A 1980-04-21 1980-05-26 Production of propylene block copolymer Granted JPS56166218A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP7045180A JPS56166218A (en) 1980-05-26 1980-05-26 Production of propylene block copolymer
GB8111834A GB2075993B (en) 1980-04-21 1981-04-14 Catalytic process for producing propylene block copolymers
US06/255,005 US4433110A (en) 1980-04-21 1981-04-17 Process for producing propylene block copolymers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7045180A JPS56166218A (en) 1980-05-26 1980-05-26 Production of propylene block copolymer

Publications (2)

Publication Number Publication Date
JPS56166218A JPS56166218A (en) 1981-12-21
JPS6251287B2 true JPS6251287B2 (enrdf_load_stackoverflow) 1987-10-29

Family

ID=13431874

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7045180A Granted JPS56166218A (en) 1980-04-21 1980-05-26 Production of propylene block copolymer

Country Status (1)

Country Link
JP (1) JPS56166218A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IL99741A0 (en) * 1990-11-01 1992-08-18 Himont Inc Propylene polymer films and laminates
US10150828B2 (en) * 2007-08-03 2018-12-11 Basell Poliolefine Italia S.R.L. Process for producing propylene terpolymers
EP2813438A1 (en) * 2013-06-11 2014-12-17 Basell Poliolefine Italia S.r.l. Propylene based terpolymers

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS556643B2 (enrdf_load_stackoverflow) * 1972-07-20 1980-02-19
JPS54123191A (en) * 1978-03-17 1979-09-25 Sumitomo Chem Co Ltd Production of propylene block copolymer

Also Published As

Publication number Publication date
JPS56166218A (en) 1981-12-21

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