JPH0244846B2 - - Google Patents

Info

Publication number
JPH0244846B2
JPH0244846B2 JP56032216A JP3221681A JPH0244846B2 JP H0244846 B2 JPH0244846 B2 JP H0244846B2 JP 56032216 A JP56032216 A JP 56032216A JP 3221681 A JP3221681 A JP 3221681A JP H0244846 B2 JPH0244846 B2 JP H0244846B2
Authority
JP
Japan
Prior art keywords
propylene
titanium
ethylene
titanium trichloride
polymerization
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 - Lifetime
Application number
JP56032216A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57147508A (en
Inventor
Masayoshi Hasuo
Sadanori Suga
Hisashi Kitada
Yasuo Maruyama
Junichi Goto
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.)
Mitsubishi Chemical Corp
Original Assignee
Mitsubishi Chemical Industries 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 Mitsubishi Chemical Industries Ltd filed Critical Mitsubishi Chemical Industries Ltd
Priority to JP3221681A priority Critical patent/JPS57147508A/ja
Priority to US06/347,425 priority patent/US4380608A/en
Priority to EP19820101236 priority patent/EP0059865B1/en
Priority to DE8282101236T priority patent/DE3271299D1/de
Priority to CA000397496A priority patent/CA1160793A/en
Priority to AU81147/82A priority patent/AU543422B2/en
Publication of JPS57147508A publication Critical patent/JPS57147508A/ja
Publication of JPH0244846B2 publication Critical patent/JPH0244846B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Graft Or Block Polymers (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
JP3221681A 1981-03-06 1981-03-06 Preparation of propylene-ethylene block copolymer Granted JPS57147508A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP3221681A JPS57147508A (en) 1981-03-06 1981-03-06 Preparation of propylene-ethylene block copolymer
US06/347,425 US4380608A (en) 1981-03-06 1982-02-10 Process for producing propylene-ethylene block copolymer
EP19820101236 EP0059865B1 (en) 1981-03-06 1982-02-18 Process for producing propylene-ethylene block copolymer
DE8282101236T DE3271299D1 (en) 1981-03-06 1982-02-18 Process for producing propylene-ethylene block copolymer
CA000397496A CA1160793A (en) 1981-03-06 1982-03-03 Process for producing propylene-ethylene block copolymer
AU81147/82A AU543422B2 (en) 1981-03-06 1982-03-05 Propylene-ethylene block copolymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3221681A JPS57147508A (en) 1981-03-06 1981-03-06 Preparation of propylene-ethylene block copolymer

Publications (2)

Publication Number Publication Date
JPS57147508A JPS57147508A (en) 1982-09-11
JPH0244846B2 true JPH0244846B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-10-05

Family

ID=12352724

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3221681A Granted JPS57147508A (en) 1981-03-06 1981-03-06 Preparation of propylene-ethylene block copolymer

Country Status (1)

Country Link
JP (1) JPS57147508A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3214246A1 (de) * 1982-04-17 1983-10-27 Basf Ag, 6700 Ludwigshafen Verfahren zum herstellen von propylen-ethylen-polymerisaten vom typ der sogenannten "block-copolymerisate"
JPS6169821A (ja) * 1984-09-14 1986-04-10 Mitsui Petrochem Ind Ltd プロピレンブロツク共重合体の製法
JP3508187B2 (ja) * 1993-11-10 2004-03-22 チッソ株式会社 プロピレン・エチレンブロック共重合体の連続製造法
JP3355864B2 (ja) * 1995-04-24 2002-12-09 チッソ株式会社 高剛性プロピレン・エチレンブロック共重合体の連続製造法

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
JPS57147508A (en) 1982-09-11

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