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:
May. 12, 2009
Filed:
Aug. 13, 2004
Keith J. Weller, Wappingers Falls, NY (US);
Lesley Hwang, White Plaines, NY (US);
Richard W. Cruse, Yorktown Height, NY (US);
Leda Gonzalez, Norwalk, CT (US);
Robert J. Pickwell, Tonawanda, NY (US);
Martin Hofstetter, Bellrose Manor, NY (US);
Wesley E. Sloan, Walkill, NY (US);
Prashant G. Joshi, Ossining, NY (US);
Keith J. Weller, Wappingers Falls, NY (US);
Lesley Hwang, White Plaines, NY (US);
Richard W. Cruse, Yorktown Height, NY (US);
Leda Gonzalez, Norwalk, CT (US);
Robert J. Pickwell, Tonawanda, NY (US);
Martin Hofstetter, Bellrose Manor, NY (US);
Wesley E. Sloan, Walkill, NY (US);
Prashant G. Joshi, Ossining, NY (US);
Momentive Performance Materials Inc., Albany, NY (US);
Abstract
Silane compositions of the general formula are provided herein comprising[(RO)(R)—Si-M]-L-[(R)Ar—(CR═CR)]wherein R and Rare independently a hydrocarbon group of from 1 to about 20 carbon atoms; Rare each independently hydrogen or a hydrocarbon group of from 1 to about 20 carbon atoms; M optionally is a divalent hydrocarbon connecting group of from 1 to about 20 carbon atoms to link the silicon atom and the L group; L is a covalently bound hydrocarbon linking group of from 1 to about 20 carbon atoms or a heteroatom linking group selected from the group consisting of —O—, —S—, —NR— wherein Ris hydrogen or a hydrocarbon group of from 1 to about 20 carbon atoms; Ris an alkyl group of 1 to 12 carbon atoms; Ar is a substituted or unsubstituted aromatic group; q is an integer of 1 to 4; t and c are each independently 0 or 1; and x, y and z are each independently integers of 1 to 3, inclusive, with the proviso that t is 1 when L is a heteroatom group. Also provided are processes for preparing the silane compositions and rubber composition comprising the silane compositions.