JPS57195718A - Production of propylene block copolymer - Google Patents

Production of propylene block copolymer

Info

Publication number
JPS57195718A
JPS57195718A JP8111081A JP8111081A JPS57195718A JP S57195718 A JPS57195718 A JP S57195718A JP 8111081 A JP8111081 A JP 8111081A JP 8111081 A JP8111081 A JP 8111081A JP S57195718 A JPS57195718 A JP S57195718A
Authority
JP
Japan
Prior art keywords
tank
polypropylene
catalytic component
solid catalytic
charged
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
JP8111081A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6138926B2 (enrdf_load_stackoverflow
Inventor
Tadashi Asanuma
Ichiro Fujikage
Shinryu Uchikawa
Tetsunosuke Shiomura
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 Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP8111081A priority Critical patent/JPS57195718A/ja
Publication of JPS57195718A publication Critical patent/JPS57195718A/ja
Publication of JPS6138926B2 publication Critical patent/JPS6138926B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Polymerisation Methods In General (AREA)
  • Graft Or Block Polymers (AREA)
JP8111081A 1981-05-29 1981-05-29 Production of propylene block copolymer Granted JPS57195718A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8111081A JPS57195718A (en) 1981-05-29 1981-05-29 Production of propylene block copolymer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8111081A JPS57195718A (en) 1981-05-29 1981-05-29 Production of propylene block copolymer

Publications (2)

Publication Number Publication Date
JPS57195718A true JPS57195718A (en) 1982-12-01
JPS6138926B2 JPS6138926B2 (enrdf_load_stackoverflow) 1986-09-01

Family

ID=13737234

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8111081A Granted JPS57195718A (en) 1981-05-29 1981-05-29 Production of propylene block copolymer

Country Status (1)

Country Link
JP (1) JPS57195718A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5829811A (ja) * 1981-08-13 1983-02-22 Mitsubishi Chem Ind Ltd プロピレン−エチレンブロツク共重合体の連続製造法
EP0678373A2 (en) 1989-04-07 1995-10-25 Chisso Corporation Dulled stretched molding and 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 (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5829811A (ja) * 1981-08-13 1983-02-22 Mitsubishi Chem Ind Ltd プロピレン−エチレンブロツク共重合体の連続製造法
EP0678373A2 (en) 1989-04-07 1995-10-25 Chisso Corporation Dulled stretched molding and 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
JPS6138926B2 (enrdf_load_stackoverflow) 1986-09-01

Similar Documents

Publication Publication Date Title
JPS5657814A (en) Preparation of molding olefin copolymer
JPS5610506A (en) Production of ethylene polymer composition
JPS56811A (en) Preparation of olefin polymer or copolymer
ES8300125A1 (es) Procedimiento para mejorar la resistencia al choque del po- lipropileno.
JPS5340093A (en) Preparation of polyolefin
JPS56100806A (en) Preparation of alpha-olefin polymer
JPS57205407A (en) Catalytic component for alpha-olefin polymerization and homopolymerization or copolymerization of alpha-olefin
JPS54139693A (en) Preparation of propylene-ethylene block copolymer
JPS57195718A (en) Production of propylene block copolymer
JPS5578005A (en) Polymerization of olefin
EP0146058A3 (en) Preparation of granular stereoregular butene-1 polymers in a fluidized bed
JPS5710609A (en) Preparation of ethylene polymer
JPS57145115A (en) Continuous production of propylene/ethylene block copolymer
JPS57145113A (en) Production of propylene/ethylene block copolymer
JPS55116716A (en) Continuous preparation of propylene-ethylene block copolymer
JPS57145114A (en) Production of propylene/ethylene block copolymer
JPS5767611A (en) Preparation of propylene copolymer
JPS5638306A (en) Preparation of purified propylene polymer or copolymer
DE3365983D1 (en) Process of preparing a solid catalytic titanium component and process for the polymerization of 1-alkenes using such a titanium component
JPS57149319A (en) Production of propylene/ethylene block copolymer
JPS57190007A (en) Preparation of propylene polymer or copolymer
JPS5287490A (en) Production of of polyolefins
JPS56106904A (en) Production of polyolefin
JPS57149320A (en) Production of propylene/ethylene block copolymer
JPS57180612A (en) Catalytic component for olefin polymerization