IT1213474B - PROCEDURE FOR PREPARING SOLID COMPONENTS OF CATALYSTS, OR PRECURSORS OF SUCH COMPONENTS, IN THE FORM OF MICROSPHEROIDAL PARTICLES FOR THE POLYMERIZATION OF ALPHA-OLEFINS. - Google Patents

PROCEDURE FOR PREPARING SOLID COMPONENTS OF CATALYSTS, OR PRECURSORS OF SUCH COMPONENTS, IN THE FORM OF MICROSPHEROIDAL PARTICLES FOR THE POLYMERIZATION OF ALPHA-OLEFINS.

Info

Publication number
IT1213474B
IT1213474B IT8621334A IT2133486A IT1213474B IT 1213474 B IT1213474 B IT 1213474B IT 8621334 A IT8621334 A IT 8621334A IT 2133486 A IT2133486 A IT 2133486A IT 1213474 B IT1213474 B IT 1213474B
Authority
IT
Italy
Prior art keywords
components
olefins
precursors
catalysts
alpha
Prior art date
Application number
IT8621334A
Other languages
Italian (it)
Other versions
IT8621334A0 (en
Inventor
Albizzati Enrico
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Priority to IT8621334A priority Critical patent/IT1213474B/en
Publication of IT8621334A0 publication Critical patent/IT8621334A0/en
Priority to EP87401712A priority patent/EP0255790B1/en
Priority to DE8787401712T priority patent/DE3765351D1/en
Priority to US07/078,083 priority patent/US4804798A/en
Priority to JP18998087A priority patent/JPS63113004A/en
Priority to CA000543304A priority patent/CA1293588C/en
Application granted granted Critical
Publication of IT1213474B publication Critical patent/IT1213474B/en

Links

IT8621334A 1986-07-31 1986-07-31 PROCEDURE FOR PREPARING SOLID COMPONENTS OF CATALYSTS, OR PRECURSORS OF SUCH COMPONENTS, IN THE FORM OF MICROSPHEROIDAL PARTICLES FOR THE POLYMERIZATION OF ALPHA-OLEFINS. IT1213474B (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT8621334A IT1213474B (en) 1986-07-31 1986-07-31 PROCEDURE FOR PREPARING SOLID COMPONENTS OF CATALYSTS, OR PRECURSORS OF SUCH COMPONENTS, IN THE FORM OF MICROSPHEROIDAL PARTICLES FOR THE POLYMERIZATION OF ALPHA-OLEFINS.
EP87401712A EP0255790B1 (en) 1986-07-31 1987-07-23 Process for the polymerization of alpha-olefins or of their mixtures with minor amounts of ethylene, by means of catalysts comprising solid components or precursors of such components, in the form of microspheroidal particles
DE8787401712T DE3765351D1 (en) 1986-07-31 1987-07-23 METHOD FOR THE POLYMERIZATION OF ALPHA OLEFINS OR THEIR MIXTURES WITH AETHYLENE USING A MICROSPHAEROIDAL, PARTICLE-SHAPED, SOLID CATALYST COMPONENT OR A PRE-PREPARATORY CATALYST.
US07/078,083 US4804798A (en) 1986-07-31 1987-07-27 Process for the polymerization of alpha-olefins or of their mixtures with minor amounts of ethylene, by means of catalysts comprising solid components or precursors and such components, in the form of microspheroidal particles
JP18998087A JPS63113004A (en) 1986-07-31 1987-07-29 Polymerization of mixture of alpha-olefin and very small amount of ethylene by catalyst containing solid component having microglobular particulate shape or precursor thereof
CA000543304A CA1293588C (en) 1986-07-31 1987-07-29 Process for the polymerization of alpha-olefins or of their mixtures with minoramounts of ethylene, by means of catalysts comprising solid components or precursors of such components, in the form of microspheroidal particles

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8621334A IT1213474B (en) 1986-07-31 1986-07-31 PROCEDURE FOR PREPARING SOLID COMPONENTS OF CATALYSTS, OR PRECURSORS OF SUCH COMPONENTS, IN THE FORM OF MICROSPHEROIDAL PARTICLES FOR THE POLYMERIZATION OF ALPHA-OLEFINS.

Publications (2)

Publication Number Publication Date
IT8621334A0 IT8621334A0 (en) 1986-07-31
IT1213474B true IT1213474B (en) 1989-12-20

Family

ID=11180265

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8621334A IT1213474B (en) 1986-07-31 1986-07-31 PROCEDURE FOR PREPARING SOLID COMPONENTS OF CATALYSTS, OR PRECURSORS OF SUCH COMPONENTS, IN THE FORM OF MICROSPHEROIDAL PARTICLES FOR THE POLYMERIZATION OF ALPHA-OLEFINS.

Country Status (2)

Country Link
JP (1) JPS63113004A (en)
IT (1) IT1213474B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE328912T1 (en) * 2001-06-20 2006-06-15 Borealis Tech Oy PRODUCTION OF A CATALYST COMPONENT FOR OLEFIN POLYMERIZATION
EP1375528A1 (en) 2002-06-18 2004-01-02 Borealis Polymers Oy Method for the preparation of olefin polymerisation catalysts

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5440293A (en) * 1977-09-05 1979-03-29 Mitsubishi Petrochem Co Ltd Olefin polymerization catalyst component
IT1092448B (en) * 1978-02-09 1985-07-12 Montedison Spa CATALYSTS FOR THE POLYMERIZATION OF ALPHA-OLEFINS
JPS54120288A (en) * 1978-03-10 1979-09-18 Mitsubishi Petrochem Co Ltd Olefin polymerization catalyst component
JPS578204A (en) * 1980-06-20 1982-01-16 Showa Denko Kk Solid catalyst component for olefin polymerization
IT1213473B (en) * 1986-07-31 1989-12-20 Montedison Spa PROCEDURE FOR PREPARING SOLID COMPONENTS OF CATALYSTS OR PRECURSORS OF SUCH COMPONENTS, IN THE FORM OF MICROSPHEROIDAL PARTICLES, SUITABLE FOR THE PREPARATION OF ETHYLENE POLYMERS.

Also Published As

Publication number Publication date
IT8621334A0 (en) 1986-07-31
JPS63113004A (en) 1988-05-18

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