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. 26, 2013
Filed:
Jun. 29, 2011
Applicants:
Hidenori Hanaoka, Chuo-ku, JP;
Masato Takano, Ichihara, JP;
Naoko Ochi, Ichihara, JP;
Kazuo Takaoki, Ichihara, JP;
Kazuyuki Ito, Ichihara, JP;
Masayuki Hasegawa, Ichihara, JP;
Inventors:
Hidenori Hanaoka, Chuo-ku, JP;
Masato Takano, Ichihara, JP;
Naoko Ochi, Ichihara, JP;
Kazuo Takaoki, Ichihara, JP;
Kazuyuki Ito, Ichihara, JP;
Masayuki Hasegawa, Ichihara, JP;
Assignee:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07F 17/00 (2006.01); C08F 4/6192 (2006.01); C08F 4/6592 (2006.01); B01J 31/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A transition metal compound represented by the formula (1-1) or the formula (1-2) (M is a transition metal atom) and a process for producing a catalyst for olefin polymerization comprising a step of bringing the transition metal compound into contact with a co-catalytic component for activation.