JPS57149319A - Production of propylene/ethylene block copolymer - Google Patents

Production of propylene/ethylene block copolymer

Info

Publication number
JPS57149319A
JPS57149319A JP3465981A JP3465981A JPS57149319A JP S57149319 A JPS57149319 A JP S57149319A JP 3465981 A JP3465981 A JP 3465981A JP 3465981 A JP3465981 A JP 3465981A JP S57149319 A JPS57149319 A JP S57149319A
Authority
JP
Japan
Prior art keywords
catalyst
polymerization
activity
slurry
addition
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
JP3465981A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6138925B2 (enrdf_load_stackoverflow
Inventor
Tadashi Asanuma
Ichiro Fujikage
Shinryu Uchikawa
Tetsunosuke Shiomura
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP3465981A priority Critical patent/JPS57149319A/ja
Priority to GB8205476A priority patent/GB2094319B/en
Priority to PT74523A priority patent/PT74523B/pt
Priority to BR8201135A priority patent/BR8201135A/pt
Priority to CA000397621A priority patent/CA1180481A/en
Priority to FR8203581A priority patent/FR2501214B1/fr
Priority to KR8200938A priority patent/KR850001403B1/ko
Priority to IT20005/82A priority patent/IT1150636B/it
Priority to DE19823208010 priority patent/DE3208010A1/de
Publication of JPS57149319A publication Critical patent/JPS57149319A/ja
Publication of JPS6138925B2 publication Critical patent/JPS6138925B2/ja
Priority to US07/083,924 priority patent/US4751265A/en
Granted legal-status Critical Current

Links

Landscapes

  • Graft Or Block Polymers (AREA)
JP3465981A 1981-03-05 1981-03-12 Production of propylene/ethylene block copolymer Granted JPS57149319A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP3465981A JPS57149319A (en) 1981-03-12 1981-03-12 Production of propylene/ethylene block copolymer
GB8205476A GB2094319B (en) 1981-03-05 1982-02-24 Production of propylene block copolymer
PT74523A PT74523B (en) 1981-03-05 1982-03-03 Improved process for the production of a block copolymer of propylene/ethylene
FR8203581A FR2501214B1 (fr) 1981-03-05 1982-03-04 Procede de production de copolymere sequence de propylene
CA000397621A CA1180481A (en) 1981-03-05 1982-03-04 Process for production of propylene-ethylene block copolymer
BR8201135A BR8201135A (pt) 1981-03-05 1982-03-04 Processo para produzir copolimero em blocos de propileno etileno
KR8200938A KR850001403B1 (ko) 1981-03-05 1982-03-04 프로필렌 블록 공중합체의 제조방법
IT20005/82A IT1150636B (it) 1981-03-05 1982-03-05 Produzione di copolimero propilenico a blocchi
DE19823208010 DE3208010A1 (de) 1981-03-05 1982-03-05 Herstellung von propylen-blockcopolymeren
US07/083,924 US4751265A (en) 1981-03-05 1987-08-03 Production of propylene block copolymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3465981A JPS57149319A (en) 1981-03-12 1981-03-12 Production of propylene/ethylene block copolymer

Publications (2)

Publication Number Publication Date
JPS57149319A true JPS57149319A (en) 1982-09-14
JPS6138925B2 JPS6138925B2 (enrdf_load_stackoverflow) 1986-09-01

Family

ID=12420563

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3465981A Granted JPS57149319A (en) 1981-03-05 1981-03-12 Production of propylene/ethylene block copolymer

Country Status (1)

Country Link
JP (1) JPS57149319A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6138925B2 (enrdf_load_stackoverflow) 1986-09-01

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