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:
Aug. 21, 2012
Filed:
Aug. 04, 2006
Applicants:
Takefumi Yano, Chigasaki, JP;
Motoki Hosaka, Chigasaki, JP;
Maki Sato, Chigasaki, JP;
Kohei Kimura, Chigasaki, JP;
Inventors:
Takefumi Yano, Chigasaki, JP;
Motoki Hosaka, Chigasaki, JP;
Maki Sato, Chigasaki, JP;
Kohei Kimura, Chigasaki, JP;
Assignee:
Toho Titanium, Co.,. Ltd., Chiagasaki-ski, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 4/44 (2006.01); C07F 7/02 (2006.01); B01J 31/00 (2006.01); B01J 37/00 (2006.01); C08K 3/34 (2006.01);
U.S. Cl.
CPC ...
Abstract
A polymer having high catalyst activity, excellent hydrogen response, high stereoregularity and high yield can be obtained by polymerizing olefins in the presence of a catalyst for olefin polymerization comprising (A) a solid catalyst component containing magnesium, titanium, a halogen, and an electron donor compound, (B) an organoaluminum compound shown by the formula RAlQ(RRN), and (C) an aminosilane compound shown by the formula (RHN)RSi(OR).