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:
Feb. 08, 2005
Filed:
Jan. 21, 2003
Kent E. Mitchell, Bartlesville, OK (US);
Gary L. Glass, Dewey, OK (US);
L. Matthew Kirchman, Bartlesville, OK (US);
Robert K. Provence, Copan, OK (US);
Leigh A. Ford, Bartlesville, OK (US);
Randall S. Muninger, Dewey, OK (US);
Kent E. Mitchell, Bartlesville, OK (US);
Gary L. Glass, Dewey, OK (US);
L. Matthew Kirchman, Bartlesville, OK (US);
Robert K. Provence, Copan, OK (US);
Leigh A. Ford, Bartlesville, OK (US);
Randall S. Muninger, Dewey, OK (US);
Chevron Phillips Chemical Company, LP, The Woodlands, TX (US);
Abstract
A solid metallocene-containing catalyst system of an organoaluminoxane, at least one metallocene having at least one olefinically unsaturated substituent and a polyolefin is disclosed. The polyolefin is formed from at least one olefin polymerized in the presence of a combination of a solution of the organoluminoxane in an aromatic liquid, the at least one metallocene, and an aliphatic liquid. The solid metallocene-containing catalyst system may also include one or more the particulate solids.