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:
Jul. 14, 2020
Filed:
Jul. 12, 2018
Applicant:
Korea Kumho Petrochemical Co., Ltd., Seoul, KR;
Inventors:
Jae Yun Kim, Daejeon, KR;
Yeong Min Jung, Daejeon, KR;
Assignee:
Korea Kumho Petrochemical Co., Ltd., Seoul, KR;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08F 2/60 (2006.01); C08F 36/06 (2006.01); C08F 36/08 (2006.01); C08F 36/04 (2006.01); C08F 4/602 (2006.01); C08F 4/609 (2006.01); C08L 9/00 (2006.01); B60C 1/00 (2006.01); C08F 4/12 (2006.01); C08F 236/06 (2006.01); C08L 51/04 (2006.01); C08L 7/00 (2006.01); C08F 4/70 (2006.01); C08F 279/02 (2006.01); C08F 4/54 (2006.01); C08F 2/00 (2006.01); C08F 2/06 (2006.01);
U.S. Cl.
CPC ...
C08F 2/60 (2013.01); B60C 1/0016 (2013.01); C08F 2/001 (2013.01); C08F 4/12 (2013.01); C08F 4/545 (2013.01); C08F 4/602 (2013.01); C08F 4/6097 (2013.01); C08F 4/70 (2013.01); C08F 36/045 (2013.01); C08F 36/06 (2013.01); C08F 36/08 (2013.01); C08F 236/06 (2013.01); C08F 279/02 (2013.01); C08L 7/00 (2013.01); C08L 9/00 (2013.01); C08L 51/04 (2013.01); C08F 2/06 (2013.01);
Abstract
Provided is a method of preparing a rubber composition, which includes (a) reacting a conjugated diene-based monomer with one or more of compounds in the presence of a first catalyst; (b) adding a conjugated diene-based monomer to a product of the step (a) and inducing a reaction; and (c) adding a second catalyst and a conjugated diene-based monomer to a product of the step (b) and inducing a reaction.
Kim, Jae. (2020). Method of preparing rubber composition including syndiotactic 1,2-polybutadiene (U.S. Patent No. 10711075). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10711075
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile