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. 14, 2003
Filed:
Feb. 01, 2002
Applicant:
Inventors:
Timothy T. Wenzel, Charleston, WV (US);
David James Schreck, Cross Lanes, WV (US);
Thomas H. Peterson, Charleston, WV (US);
Assignee:
Univation Technologies, LLC, Houston, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 3/104 ; B01J 3/122 ; C08F 4/44 ;
U.S. Cl.
CPC ...
B01J 3/104 ; B01J 3/122 ; C08F 4/44 ;
Abstract
The present invention relates to the use of at least one solid compound that when used with a polymerization catalyst in a polymerization process results in a phase change of the solid compound to a liquid that renders the polymerization catalyst substantially or completely inactive.