JPS51148785A - A process for producing polyolefin - Google Patents

A process for producing polyolefin

Info

Publication number
JPS51148785A
JPS51148785A JP7204475A JP7204475A JPS51148785A JP S51148785 A JPS51148785 A JP S51148785A JP 7204475 A JP7204475 A JP 7204475A JP 7204475 A JP7204475 A JP 7204475A JP S51148785 A JPS51148785 A JP S51148785A
Authority
JP
Japan
Prior art keywords
producing polyolefin
polymerizing
long time
high activity
polyolefin
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
JP7204475A
Other languages
Japanese (ja)
Other versions
JPS5643044B2 (en
Inventor
Tadashi Ikegami
Hisaya Sakurai
Yukichi Takashi
Hideo Morita
Toshio Sato
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.)
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry 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 Asahi Chemical Industry Co Ltd filed Critical Asahi Chemical Industry Co Ltd
Priority to JP7204475A priority Critical patent/JPS51148785A/en
Publication of JPS51148785A publication Critical patent/JPS51148785A/en
Publication of JPS5643044B2 publication Critical patent/JPS5643044B2/ja
Granted legal-status Critical Current

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  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)

Abstract

PURPOSE: A process for polymerizing an olefin capable of operating continuously for a long time in a concentrated slurry state by the use of a novel catalyst with high activity.
COPYRIGHT: (C)1976,JPO&Japio
JP7204475A 1975-06-16 1975-06-16 A process for producing polyolefin Granted JPS51148785A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7204475A JPS51148785A (en) 1975-06-16 1975-06-16 A process for producing polyolefin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7204475A JPS51148785A (en) 1975-06-16 1975-06-16 A process for producing polyolefin

Publications (2)

Publication Number Publication Date
JPS51148785A true JPS51148785A (en) 1976-12-21
JPS5643044B2 JPS5643044B2 (en) 1981-10-08

Family

ID=13477991

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7204475A Granted JPS51148785A (en) 1975-06-16 1975-06-16 A process for producing polyolefin

Country Status (1)

Country Link
JP (1) JPS51148785A (en)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5387990A (en) * 1977-01-13 1978-08-02 Asahi Chem Ind Co Ltd Olefin polymerization catalyst
JPS5466391A (en) * 1977-11-07 1979-05-28 Asahi Chem Ind Co Ltd Alpha-olefin polymerization catalyst
JPS5466392A (en) * 1977-11-07 1979-05-28 Asahi Chem Ind Co Ltd Alpha-olefin polymerization catalyst
US4456547A (en) * 1982-10-21 1984-06-26 Fuentes Jr Ricardo Catalyst prepared from organomagnesium compound, organic hydroxyl-containing compound, reducing halide source and complex formed from admixture of a transition metal compound and an organozinc compound
US4496660A (en) * 1980-10-01 1985-01-29 The Dow Chemical Company Catalyst prepared from organo-magnesium compound; oxygen- or nitrogen-containing compound; halide source; transition metal compound and reducing agent
US4496661A (en) * 1983-10-24 1985-01-29 The Dow Chemical Company High efficiency catalyst for polymerizing olefins
US4529715A (en) * 1983-10-17 1985-07-16 The Dow Chemical Company Catalyst prepared from organomagnesium compound, carbon dioxide, reducing aluminum source, transition metal compound and zinc compound
US4536550A (en) * 1983-04-21 1985-08-20 Asahi Kasei Kogyo Kabushiki Kaisha Polyethylene composition
US4544647A (en) * 1982-07-29 1985-10-01 The Dow Chemical Company Catalyst prepared from organomagnesium compound, organic hydroxyl-containing compound, reducing halide source and transition metal compound
US4604374A (en) * 1982-09-20 1986-08-05 The Dow Chemical Company Catalyst prepared from organomagnesium compound, epihalohydrin reducing halide source and transition metal compound
US4605715A (en) * 1982-09-20 1986-08-12 The Dow Chemical Company Process for polymerizing olefins in the presence of a catalyst prepared from organomagnesium compound, epihalohydrin reducing halide source and transition metal compound
US4661465A (en) * 1985-10-31 1987-04-28 The Dow Chemical Company Method for preparing transition metal component of Ziegler-Natta catalysts
US5045612A (en) * 1990-04-18 1991-09-03 The Dow Chemical Company Catalyst and process for polymerizing olefins
US5114897A (en) * 1990-04-18 1992-05-19 The Dow Chemical Company Catalyst and process for polymerizing olefins

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS584722B2 (en) * 1977-01-13 1983-01-27 旭化成株式会社 Olefin polymerization catalyst
JPS5387990A (en) * 1977-01-13 1978-08-02 Asahi Chem Ind Co Ltd Olefin polymerization catalyst
JPS5466391A (en) * 1977-11-07 1979-05-28 Asahi Chem Ind Co Ltd Alpha-olefin polymerization catalyst
JPS5466392A (en) * 1977-11-07 1979-05-28 Asahi Chem Ind Co Ltd Alpha-olefin polymerization catalyst
JPS584724B2 (en) * 1977-11-07 1983-01-27 旭化成株式会社 Catalyst for polymerization of α-olefins
JPS584723B2 (en) * 1977-11-07 1983-01-27 旭化成株式会社 α-olefin polymerization catalyst
US4496660A (en) * 1980-10-01 1985-01-29 The Dow Chemical Company Catalyst prepared from organo-magnesium compound; oxygen- or nitrogen-containing compound; halide source; transition metal compound and reducing agent
US4544647A (en) * 1982-07-29 1985-10-01 The Dow Chemical Company Catalyst prepared from organomagnesium compound, organic hydroxyl-containing compound, reducing halide source and transition metal compound
US4604374A (en) * 1982-09-20 1986-08-05 The Dow Chemical Company Catalyst prepared from organomagnesium compound, epihalohydrin reducing halide source and transition metal compound
US4605715A (en) * 1982-09-20 1986-08-12 The Dow Chemical Company Process for polymerizing olefins in the presence of a catalyst prepared from organomagnesium compound, epihalohydrin reducing halide source and transition metal compound
US4456547A (en) * 1982-10-21 1984-06-26 Fuentes Jr Ricardo Catalyst prepared from organomagnesium compound, organic hydroxyl-containing compound, reducing halide source and complex formed from admixture of a transition metal compound and an organozinc compound
US4536550A (en) * 1983-04-21 1985-08-20 Asahi Kasei Kogyo Kabushiki Kaisha Polyethylene composition
US4529715A (en) * 1983-10-17 1985-07-16 The Dow Chemical Company Catalyst prepared from organomagnesium compound, carbon dioxide, reducing aluminum source, transition metal compound and zinc compound
US4496661A (en) * 1983-10-24 1985-01-29 The Dow Chemical Company High efficiency catalyst for polymerizing olefins
US4661465A (en) * 1985-10-31 1987-04-28 The Dow Chemical Company Method for preparing transition metal component of Ziegler-Natta catalysts
US5045612A (en) * 1990-04-18 1991-09-03 The Dow Chemical Company Catalyst and process for polymerizing olefins
US5114897A (en) * 1990-04-18 1992-05-19 The Dow Chemical Company Catalyst and process for polymerizing olefins

Also Published As

Publication number Publication date
JPS5643044B2 (en) 1981-10-08

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