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. 07, 2008
Filed:
Jul. 08, 2003
Prashant G. Joshi, Ossining, NY (US);
Antonio Chaves, Chappaqua, NY (US);
Lesley Hwang, White Plains, NY (US);
Michael Stout, Brookfield, CT (US);
Martin Hofstetter, Bellrose Manor, NY (US);
Louis M. Panzer, Ridgefield, CT (US);
Prashant G. Joshi, Ossining, NY (US);
Antonio Chaves, Chappaqua, NY (US);
Lesley Hwang, White Plains, NY (US);
Michael Stout, Brookfield, CT (US);
Martin Hofstetter, Bellrose Manor, NY (US);
Louis M. Panzer, Ridgefield, CT (US);
Momentive Performance Materials Inc., Wilton, CT (US);
Abstract
A method for increasing the hardness of silica/rubber mixtures includes blending with the mixture at least one silane and a hardness-increasing amount of at least one member selected from the group consisting of thixotropic fumed silica, precipitated silica and an MQ resin, wherein Q is SiO, M is RRRSiO, and R,R,and Rare the same or different functional or non-functional organic groups, carbon black, a thermoplastic resin or a thermosetting resin.