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.

Date of Patent:
Aug. 18, 2020

Filed:

Feb. 05, 2018
Applicant:

Bridgestone Corporation, Chuo-ku, JP;

Inventors:

David F. Lawson, Uniontown, OH (US);

Terrence E. Hogan, Uniontown, OH (US);

Christine M. Rademacher, Akron, OH (US);

David M. Roggeman, North Royalton, OH (US);

Fuminori Ota, Kodaira, JP;

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F 4/58 (2006.01); C08F 4/48 (2006.01); C08F 4/618 (2006.01); C07F 7/10 (2006.01); C08F 136/06 (2006.01); C08L 9/06 (2006.01); B60C 1/00 (2006.01); C08F 212/08 (2006.01); C08F 236/10 (2006.01); C08K 3/22 (2006.01); C08K 3/36 (2006.01); C08L 7/00 (2006.01); C08L 91/00 (2006.01); C08K 5/09 (2006.01); C08K 3/06 (2006.01); C08L 91/06 (2006.01); C08F 4/46 (2006.01); C08F 297/02 (2006.01); C08F 297/04 (2006.01); C08F 290/04 (2006.01);
U.S. Cl.
CPC ...
C08F 4/486 (2013.01); B60C 1/00 (2013.01); C07F 7/10 (2013.01); C08F 4/461 (2013.01); C08F 4/48 (2013.01); C08F 4/482 (2013.01); C08F 4/58 (2013.01); C08F 4/6185 (2013.01); C08F 4/6186 (2013.01); C08F 136/06 (2013.01); C08F 212/08 (2013.01); C08F 236/10 (2013.01); C08K 3/06 (2013.01); C08K 3/22 (2013.01); C08K 3/36 (2013.01); C08K 5/09 (2013.01); C08L 7/00 (2013.01); C08L 9/06 (2013.01); C08L 91/00 (2013.01); C08L 91/06 (2013.01); B60C 1/0008 (2013.01); B60C 1/0016 (2013.01); B60C 1/0025 (2013.01); B60C 2001/005 (2013.01); B60C 2001/0033 (2013.01); B60C 2001/0058 (2013.01); B60C 2001/0066 (2013.01); B60C 2001/0075 (2013.01); B60C 2001/0083 (2013.01); B60C 2001/0091 (2013.01); C08F 290/044 (2013.01); C08F 290/048 (2013.01); C08F 297/02 (2013.01); C08F 297/04 (2013.01); C08F 297/042 (2013.01); C08F 297/044 (2013.01); Y02T 10/862 (2013.01);
Abstract

Metallated aminosilane compounds for use as functional initiators in anionic polymerizations and processes for producing an aminosilane-functionalized polymer using the metallated aminosilane compounds to initiate anionic polymerization of at least one type of anionically polymerizable monomer. Preferred use of the metallated aminosilane compounds results in rubber compositions for use in tires comprising an aminosilane functionalized polymer.


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