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:
Sep. 09, 2008
Filed:
Oct. 10, 2006
Applicants:
Hitoshi Kimoto, Sodegaura, JP;
Ryouji Kanita, Kisarazu, JP;
Yoichi Konno, Ichihara, JP;
Inventors:
Assignee:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/34 (2006.01); C08F 2/12 (2006.01); C08F 110/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for producing a polyolefin comprising a combination of liquid phase polymerization of α-olefin conducted in one or more liquid phase polymerization reactors and gas phase polymerization of α-olefin conducted in one or more gas phase polymerization reactors after the liquid phase polymerization in a material flow.