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:
Oct. 27, 2009
Filed:
Jan. 18, 2006
James H. Pawlow, Akron, OH (US);
Yuan-yong Yan, Copley, OH (US);
Takayuki Yako, Tokyo, JP;
Jason T. Poulton, Akron, OH (US);
James H. Pawlow, Akron, OH (US);
Yuan-Yong Yan, Copley, OH (US);
Takayuki Yako, Tokyo, JP;
Jason T. Poulton, Akron, OH (US);
Bridgestone Corporation, , JP;
Abstract
In one embodiment of the present invention, a curable sealant composition and method for its preparation are provided. The composition includes a polymer which is prepared by functionalizing a poly(conjugated diene) with a curable group such as a tetra-substituted silicon compound and then substantially hydrogenating the functionalized polymer in the presence of a Ziegler type catalyst. The composition can further include additional curable sealant ingredient selected from the group consisting of plasticizers, fillers, reinforcing agents, modifiers, curing catalysts/hardeners, stabilizers, and mixtures thereof.