The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 26, 2004
Filed:
Feb. 10, 2003
Zerong Lin, Kingwood, TX (US);
Robert T. Li, Houston, TX (US);
Anthony N. Speca, Kingwood, TX (US);
Stanley J. Katzen, Baton Rouge, LA (US);
David H. McConville, Houston, TX (US);
ExxonMobil Chemical Patents Inc., Houston, TX (US);
Abstract
An olefin polymerization catalyst system, comprising a catalyst represented by the general formula CrR , wherein each R is independently a hydrocarbyl or substituted hydrocarbyl, with the proviso that R may not be a cyclopentadienyl group, an activator represented by the general formula, MQ , where M is a Group II metal, where each Q is independently an alkyl, or substituted alkyl; and a support. The support may be organic or inorganic. Ethylene and one or more olefins may be polymerized by the catalyst system.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile