JPS535287A - Improved preparation of oleifn polymer - Google Patents

Improved preparation of oleifn polymer

Info

Publication number
JPS535287A
JPS535287A JP7945576A JP7945576A JPS535287A JP S535287 A JPS535287 A JP S535287A JP 7945576 A JP7945576 A JP 7945576A JP 7945576 A JP7945576 A JP 7945576A JP S535287 A JPS535287 A JP S535287A
Authority
JP
Japan
Prior art keywords
oleifn
polymer
improved preparation
moldability
olefins
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.)
Pending
Application number
JP7945576A
Other languages
Japanese (ja)
Inventor
Kiwamu Hirota
Hideki Tamano
Shintaro Inasawa
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko 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 Showa Denko KK filed Critical Showa Denko KK
Priority to JP7945576A priority Critical patent/JPS535287A/en
Priority to US05/809,873 priority patent/US4180636A/en
Publication of JPS535287A publication Critical patent/JPS535287A/en
Pending legal-status Critical Current

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

Abstract

PURPOSE: To prepare olefin polymers having high polymerization activity and excellent mechanical properties and moldability, by the polymerization of olefins in the presence of catalyst comprising specific solid component, trialkyl aluminum, and organic carboxylic acid ester.
COPYRIGHT: (C)1978,JPO&Japio
JP7945576A 1976-06-24 1976-07-06 Improved preparation of oleifn polymer Pending JPS535287A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7945576A JPS535287A (en) 1976-07-06 1976-07-06 Improved preparation of oleifn polymer
US05/809,873 US4180636A (en) 1976-06-24 1977-06-24 Process for polymerizing or co-polymerizing propylene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7945576A JPS535287A (en) 1976-07-06 1976-07-06 Improved preparation of oleifn polymer

Publications (1)

Publication Number Publication Date
JPS535287A true JPS535287A (en) 1978-01-18

Family

ID=13690344

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7945576A Pending JPS535287A (en) 1976-06-24 1976-07-06 Improved preparation of oleifn polymer

Country Status (1)

Country Link
JP (1) JPS535287A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6436864B1 (en) * 1999-10-06 2002-08-20 Sri International Unsaturated nitrogenous compounds as electron donors for use with ziegler-natta catalysts

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6436864B1 (en) * 1999-10-06 2002-08-20 Sri International Unsaturated nitrogenous compounds as electron donors for use with ziegler-natta catalysts

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