JPS6312886B2 - - Google Patents

Info

Publication number
JPS6312886B2
JPS6312886B2 JP55041999A JP4199980A JPS6312886B2 JP S6312886 B2 JPS6312886 B2 JP S6312886B2 JP 55041999 A JP55041999 A JP 55041999A JP 4199980 A JP4199980 A JP 4199980A JP S6312886 B2 JPS6312886 B2 JP S6312886B2
Authority
JP
Japan
Prior art keywords
propylene
electron donor
titanium
catalyst component
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
Application number
JP55041999A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56139520A (en
Inventor
Akinori Toyoda
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 JP4199980A priority Critical patent/JPS56139520A/ja
Priority to CA000374437A priority patent/CA1164129A/en
Priority to EP81301448A priority patent/EP0037291B1/en
Priority to AT81301448T priority patent/ATE14740T1/de
Priority to DE8181301448T priority patent/DE3171664D1/de
Publication of JPS56139520A publication Critical patent/JPS56139520A/ja
Publication of JPS6312886B2 publication Critical patent/JPS6312886B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
    • C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins

Landscapes

  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Graft Or Block Polymers (AREA)
  • Polymerization Catalysts (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
JP4199980A 1980-04-02 1980-04-02 Preparation of block copolymer Granted JPS56139520A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP4199980A JPS56139520A (en) 1980-04-02 1980-04-02 Preparation of block copolymer
CA000374437A CA1164129A (en) 1980-04-02 1981-04-01 Process for the production of a propylene-containing block copolymer
EP81301448A EP0037291B1 (en) 1980-04-02 1981-04-02 Improved process for the production of a propylene-containing block copolymer
AT81301448T ATE14740T1 (de) 1980-04-02 1981-04-02 Verfahren zur herstellung eines propylen enthaltenden blockcopolymers.
DE8181301448T DE3171664D1 (en) 1980-04-02 1981-04-02 Improved process for the production of a propylene-containing block copolymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4199980A JPS56139520A (en) 1980-04-02 1980-04-02 Preparation of block copolymer

Publications (2)

Publication Number Publication Date
JPS56139520A JPS56139520A (en) 1981-10-31
JPS6312886B2 true JPS6312886B2 (en, 2012) 1988-03-23

Family

ID=12623898

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4199980A Granted JPS56139520A (en) 1980-04-02 1980-04-02 Preparation of block copolymer

Country Status (5)

Country Link
EP (1) EP0037291B1 (en, 2012)
JP (1) JPS56139520A (en, 2012)
AT (1) ATE14740T1 (en, 2012)
CA (1) CA1164129A (en, 2012)
DE (1) DE3171664D1 (en, 2012)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57170911A (en) * 1981-04-16 1982-10-21 Mitsui Toatsu Chem Inc Continuous preparation of propylene-ethylene copolymer
JPS5883016A (ja) * 1981-11-13 1983-05-18 Mitsui Petrochem Ind Ltd プロピレンブロツク共重合体の製法
JPS59206407A (ja) * 1983-05-11 1984-11-22 Mitsui Petrochem Ind Ltd オレフインの重合方法
DE3331877A1 (de) * 1983-09-03 1985-03-21 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung einer polypropylen-formmasse
US4520163A (en) * 1984-01-09 1985-05-28 Shell Oil Company Process of sequentially copolymerizing propylene-ethylene copolymers and catalyst therefor
JPS61127716A (ja) * 1984-11-28 1986-06-16 Nippon Oil Co Ltd プロピレン系ブロック共重合体の製造方法
JPH0725860B2 (ja) * 1985-05-23 1995-03-22 住友化学工業株式会社 α−オレフインブロツク共重合体粒子の製造方法及びα−オレフインブロツク共重合体粒子
US4740550A (en) * 1986-06-18 1988-04-26 Shell Oil Company Multistage copolymerization process
US4740551A (en) * 1986-06-18 1988-04-26 Shell Oil Company Multistage copolymerization process
JP2608882B2 (ja) * 1986-08-11 1997-05-14 三菱化学株式会社 プロピレンブロツク共重合体の製造法
KR920000173B1 (ko) * 1986-10-09 1992-01-09 미쓰이세끼유 가가꾸고오교오 가부시끼가이샤 저결정성 프로필렌계 랜덤 공중합체 조성물, 그 제조방법 및 폴리프로필렌 복합 적층체
DE3702038A1 (de) * 1987-01-24 1988-08-04 Basf Ag Verfahren zum herstellen von propylen-ethylen-polymerisaten
US5006600A (en) * 1987-01-24 1991-04-09 Basf Aktiengesellschaft Preparation of propylene/ethylene polymers
US4970280A (en) * 1987-04-01 1990-11-13 Chisso Corporation Continuous process for producing high molten viscoelastic polypropylene or ethylene-propylene copolymer
IT1254244B (it) * 1992-03-10 1995-09-14 Himont Inc Composizioni di copolimeri random del propene contenenti una alfa- olefina come comonomero
CN1076357C (zh) * 1998-09-07 2001-12-19 北京燕山石油化工公司研究院 烯烃共聚物多段聚合方法
US20100125124A1 (en) * 2008-11-17 2010-05-20 Fina Technology, Inc. Methods of catalyst activation
CN112358555B (zh) * 2020-10-21 2023-08-01 中国石油化工股份有限公司 一种气相法聚丙烯工艺脱挥发性有机物的装置及方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6025444B2 (ja) * 1976-04-13 1985-06-18 三井東圧化学株式会社 低密度ポリエチレンの製造方法
JPS5330686A (en) * 1976-09-02 1978-03-23 Toa Nenryo Kogyo Kk Preparation of ethylene-propylene block copolymers
CA1129141A (en) * 1978-05-22 1982-08-03 Hajime Sadatoshi Process for producing propylene-ethylene block copolymers

Also Published As

Publication number Publication date
EP0037291A3 (en) 1982-05-12
EP0037291B1 (en) 1985-08-07
EP0037291A2 (en) 1981-10-07
ATE14740T1 (de) 1985-08-15
CA1164129A (en) 1984-03-20
DE3171664D1 (en) 1985-09-12
JPS56139520A (en) 1981-10-31

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