| Patent Number |
Title Of Patent |
Date Issued |
| 6777508 |
Catalysts for the polymerization of olefins |
August 17, 2004 |
| Disclosed are catalysts for the polymerization of alpha-olefins which comprise the reaction product of: (a) an Al-alkyl compound; (b) a silicon compound containing at least one Si--OR or Si--OCOR or Si--NR.sub.2 bond, R being a hydrocarbyl radical; (c) a solid comprising, as essenti |
| 6515085 |
Components and catalysts for the polymerization of olefins |
February 4, 2003 |
| Catalyst-forming components and catalysts for the polymerization of olefins based on said components are disclosed. The catalysts comprise the reaction product of: (a) an Al alkyl compound; (b) a silicon compound containing at least a Si--OR or Si--OCOR or Si--NR.sub.2 bond, R bein |
| 6194342 |
Components and catalysts for the polymerization of olefins |
February 27, 2001 |
| The present invention relates to supported catalysts for the polymerization of alpha-olefins which comprise the reaction product of:(a) an Al-alkyl compound;(b) a silicon compound containing at least one Si--OR or Si--OCOR or Si--NR.sub.2 bond, R being a hydrocarbyl radical;(c) a solid compr |
| 5618771 |
Components and catalysts for the polymerization of olefins |
April 8, 1997 |
| Disclosed are catalysts for the polymerization of alpha-olefins which comprise the reaction product of:(a) an Al alkyl compound;(b) a silicon compound containing at least a Si--OR or Si--OCOR or Si--NR.sub.2 bond, R being a hydrocarbyl radical;(c) a solid comprising, as essential support, a |
| 4115319 |
Catalysts and catalyst components for polymerizing olefins |
September 19, 1978 |
| New catalyst components comprising compounds containing titanium, magnesium and halogens, and catalysts for polymerizing olefins obtained by mixing said components with organometallic Al compounds are disclosed. |
