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:
Apr. 02, 2019
Filed:
Apr. 10, 2015
Production method for olefin-based polymer, olefin polymerization catalyst, and olefin-based polymer
Applicant:
Idemitsu Kosan Co., Ltd., Chiyoda-ku, JP;
Inventors:
Masayuki Nishida, Sodegaura, JP;
Kanako Samejima, Ichihara, JP;
Assignee:
IDEMITSU KOSAN CO., LTD., Chiyoda-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 110/06 (2006.01); C08F 2/38 (2006.01); C08F 4/54 (2006.01); C08F 4/6592 (2006.01); C08F 10/00 (2006.01);
U.S. Cl.
CPC ...
C08F 110/06 (2013.01); C08F 2/38 (2013.01); C08F 4/54 (2013.01); C08F 4/6592 (2013.01); C08F 10/00 (2013.01); C08F 2500/17 (2013.01);
Abstract
Provided is a production method for an olefin-based polymer, including polymerizing an olefin raw material using (A) a transition metal compound, (B) a boron compound capable of forming an ion pair with the component (A), (C) an organoaluminum compound, and (D) water, a molar ratio [(D)/(A)] of a molar quantity of the component (D) to a molar quantity of a transition metal in the component (A) being 5 or more and 10,000 or less.