JPS5329390A - Preparation of ethylene-propylene block copolymer - Google Patents

Preparation of ethylene-propylene block copolymer

Info

Publication number
JPS5329390A
JPS5329390A JP10371876A JP10371876A JPS5329390A JP S5329390 A JPS5329390 A JP S5329390A JP 10371876 A JP10371876 A JP 10371876A JP 10371876 A JP10371876 A JP 10371876A JP S5329390 A JPS5329390 A JP S5329390A
Authority
JP
Japan
Prior art keywords
ethylene
block copolymer
propylene block
preparation
polymerizatiion
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
JP10371876A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5745250B2 (cs
Inventor
Osamu Komiyama
Mitsuo Sakaki
Naomi Inaba
Tokuo Makishima
Yasushi Watanabe
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.)
Tonen General Sekiyu KK
Original Assignee
Toa Nenryo Kogyyo KK
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 Toa Nenryo Kogyyo KK filed Critical Toa Nenryo Kogyyo KK
Priority to JP10371876A priority Critical patent/JPS5329390A/ja
Publication of JPS5329390A publication Critical patent/JPS5329390A/ja
Publication of JPS5745250B2 publication Critical patent/JPS5745250B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polymerization Catalysts (AREA)
  • Graft Or Block Polymers (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
JP10371876A 1976-09-01 1976-09-01 Preparation of ethylene-propylene block copolymer Granted JPS5329390A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10371876A JPS5329390A (en) 1976-09-01 1976-09-01 Preparation of ethylene-propylene block copolymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10371876A JPS5329390A (en) 1976-09-01 1976-09-01 Preparation of ethylene-propylene block copolymer

Publications (2)

Publication Number Publication Date
JPS5329390A true JPS5329390A (en) 1978-03-18
JPS5745250B2 JPS5745250B2 (cs) 1982-09-27

Family

ID=14361461

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10371876A Granted JPS5329390A (en) 1976-09-01 1976-09-01 Preparation of ethylene-propylene block copolymer

Country Status (1)

Country Link
JP (1) JPS5329390A (cs)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5344858A (en) * 1976-10-05 1978-04-22 Tdk Electronics Co Ltd Ceramic composition for voltage nonnlinear resistors
FR2435487A1 (fr) * 1978-05-22 1980-04-04 Sumitomo Chemical Co Procede pour produire des copolymeres sequences de propylene et d'ethylene
JPS5580418A (en) * 1978-12-12 1980-06-17 Chisso Corp Preparation of propylene-ethylene block copolymer
JPS5798519A (en) * 1980-12-12 1982-06-18 Chisso Corp Production of modified polypropylene
JPS57111307A (en) * 1980-06-02 1982-07-10 Hercules Inc 1-olefin polymerization
JPS57147508A (en) * 1981-03-06 1982-09-11 Mitsubishi Chem Ind Ltd Preparation of propylene-ethylene block copolymer
WO1984001578A1 (fr) * 1979-08-01 1984-04-26 Hisaya Sakurai Catalyseur de polymerisation d'olefines et procede de production de polyolefines utilisant un tel catalyseur
EP0700943A1 (en) 1994-08-18 1996-03-13 Chisso Corporation A highly stiff propylene-ethylene block copolymer composition and a process for producing the same
US5854355A (en) * 1995-04-24 1998-12-29 Chisso Corporation Continuous process for preparation of highly rigid propylene-ethylene block copolymers

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5344858A (en) * 1976-10-05 1978-04-22 Tdk Electronics Co Ltd Ceramic composition for voltage nonnlinear resistors
FR2435487A1 (fr) * 1978-05-22 1980-04-04 Sumitomo Chemical Co Procede pour produire des copolymeres sequences de propylene et d'ethylene
JPS5580418A (en) * 1978-12-12 1980-06-17 Chisso Corp Preparation of propylene-ethylene block copolymer
WO1984001578A1 (fr) * 1979-08-01 1984-04-26 Hisaya Sakurai Catalyseur de polymerisation d'olefines et procede de production de polyolefines utilisant un tel catalyseur
JPS57111307A (en) * 1980-06-02 1982-07-10 Hercules Inc 1-olefin polymerization
JPS5798519A (en) * 1980-12-12 1982-06-18 Chisso Corp Production of modified polypropylene
JPS57147508A (en) * 1981-03-06 1982-09-11 Mitsubishi Chem Ind Ltd Preparation of propylene-ethylene block copolymer
EP0700943A1 (en) 1994-08-18 1996-03-13 Chisso Corporation A highly stiff propylene-ethylene block copolymer composition and a process for producing the same
US5672658A (en) * 1994-08-18 1997-09-30 Chisso Corporation Highly stiff propylene-ethylene block copolymer composition and a process for producing the same
US5854355A (en) * 1995-04-24 1998-12-29 Chisso Corporation Continuous process for preparation of highly rigid propylene-ethylene block copolymers

Also Published As

Publication number Publication date
JPS5745250B2 (cs) 1982-09-27

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