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:
Nov. 23, 2021
Filed:
May. 03, 2019
Applicant:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Inventor:
Aaron Patrick Murray, Chardon, OH (US);
Assignee:
The Goodyear Tire & Rubber Company, Akron, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08K 5/544 (2006.01); C08F 2/38 (2006.01); C08F 236/10 (2006.01); C08F 4/48 (2006.01); C08L 9/06 (2006.01);
U.S. Cl.
CPC ...
C08K 5/5477 (2021.01); C08F 2/38 (2013.01); C08F 4/48 (2013.01); C08F 236/10 (2013.01); C08F 2438/00 (2013.01); C08L 9/06 (2013.01);
Abstract
The present invention is directed to a functionalized polymerization initiator, comprising the reaction product of an alkyl lithium compound and a compound of formula 1 wherein R=alkyl (C1-C8), aryl, substituted aryl, or —SiRwhere Rare independently C1-C8 alkyl, preferably —SiMewhere Me is methyl, or —Si(CH)C(CH); R=C1-C8 alkyl, aryl, or substituted aryl, or —SiR, preferably —CH; and n=0-3. The invention is further directed to a method of making the functionalized inititiator, and a method of making a functionalized elastomer using the inititator.