JPH0346481B2 - - Google Patents

Info

Publication number
JPH0346481B2
JPH0346481B2 JP57019683A JP1968382A JPH0346481B2 JP H0346481 B2 JPH0346481 B2 JP H0346481B2 JP 57019683 A JP57019683 A JP 57019683A JP 1968382 A JP1968382 A JP 1968382A JP H0346481 B2 JPH0346481 B2 JP H0346481B2
Authority
JP
Japan
Prior art keywords
titanium
catalyst component
compound
magnesium
electron donor
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
JP57019683A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58138708A (ja
Inventor
Mamoru Kioka
Norio Kashiwa
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 Petrochemical Industries Ltd
Original Assignee
Mitsui Petrochemical 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 Mitsui Petrochemical Industries Ltd filed Critical Mitsui Petrochemical Industries Ltd
Priority to JP1968382A priority Critical patent/JPS58138708A/ja
Publication of JPS58138708A publication Critical patent/JPS58138708A/ja
Publication of JPH0346481B2 publication Critical patent/JPH0346481B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
JP1968382A 1982-02-12 1982-02-12 オレフイン系重合体の製造方法 Granted JPS58138708A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1968382A JPS58138708A (ja) 1982-02-12 1982-02-12 オレフイン系重合体の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1968382A JPS58138708A (ja) 1982-02-12 1982-02-12 オレフイン系重合体の製造方法

Publications (2)

Publication Number Publication Date
JPS58138708A JPS58138708A (ja) 1983-08-17
JPH0346481B2 true JPH0346481B2 (en)) 1991-07-16

Family

ID=12006028

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1968382A Granted JPS58138708A (ja) 1982-02-12 1982-02-12 オレフイン系重合体の製造方法

Country Status (1)

Country Link
JP (1) JPS58138708A (en))

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100341040B1 (ko) 1994-08-18 2002-11-23 칫소가부시키가이샤 고강성프로필렌-에틸렌블록공중합체조성물및이의제조방법
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
US6071846A (en) * 1995-04-24 2000-06-06 Tokuyama Corporation Olefin polymerization catalyst and a polyolefin production method
ES2224728T3 (es) * 1998-12-25 2005-03-01 Toho Titanium Co., Ltd. Catalizadores solidos para la polimerizacion de propileno.
KR20040028674A (ko) 2001-09-13 2004-04-03 바셀 폴리올레핀 이탈리아 에스.피.에이. 올레핀 중합용 성분 및 촉매
JP4031656B2 (ja) 2002-03-14 2008-01-09 バセル ポリオレフィン イタリア エス．アール．エル． ポリプロピレン系樹脂組成物およびそのフィルム
CN101824106B (zh) 2009-03-04 2012-05-30 中国石油天然气股份有限公司 烯烃聚合用催化组分及其催化剂
US9562119B2 (en) * 2010-05-25 2017-02-07 W. R. Grace & Co.-Conn. Ethylene polymerization catalysts
US11162050B2 (en) 2016-12-27 2021-11-02 Mitsui Chemicals, Inc. Lubricating oil composition, viscosity modifier for lubricating oil, and additive composition for lubricating oil
JP7223862B2 (ja) 2019-08-29 2023-02-16 三井化学株式会社 潤滑油組成物
EP4491639A1 (en) * 2022-03-11 2025-01-15 Toho Titanium Co., Ltd. Solid catalyst ingredient for olefin polymerization, method for producing solid catalyst ingredient for olefin polymerization, catalyst for olefin polymerization, method for producing olefin polymer, and olefin polymer

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1054410B (it) * 1975-11-21 1981-11-10 Mitsui Petrochemical Ind Catalizzatori per la polimerizzazione delle alfa olefine
JPS53104687A (en) * 1977-02-25 1978-09-12 Mitsui Petrochem Ind Ltd Preparation of propylene-ethylene elastic copolymer
JPS6011924B2 (ja) * 1978-09-05 1985-03-29 旭化成株式会社 オレフイン重合用触媒
JPS58138720A (ja) * 1982-02-12 1983-08-17 Mitsui Petrochem Ind Ltd プロピレンランダム共重合体の製造方法

Also Published As

Publication number Publication date
JPS58138708A (ja) 1983-08-17

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