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:
Dec. 19, 2006
Filed:
Jul. 13, 2005
Applicant:
Mark K. Reinking, Mason, OH (US);
Inventor:
Mark K. Reinking, Mason, OH (US);
Assignee:
Equistar Chemicals, LP, Houston, TX (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
An improved two-step polymerization process wherein ethylene homopolymer is produced in a first reactor and ethylene copolymer having narrowed short-chain branching distribution is prepared in a second reactor. Narrowed short-chain branching distribution of the copolymer is achieved by including specific silane modifiers in the second reactor.