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:
Jan. 26, 2010
Filed:
Mar. 08, 2004
Applicants:
Randall Lee Carter, Clifton Park, NY (US);
Tricia Patrice Silverton, Rosedale, NY (US);
Robert J. Berki, Lorain, OH (US);
Inventors:
Randall Lee Carter, Clifton Park, NY (US);
Tricia Patrice Silverton, Rosedale, NY (US);
Robert J. Berki, Lorain, OH (US);
Assignee:
Momentive Performance Materials Inc., Albany, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 9/06 (2006.01); G02B 5/22 (2006.01);
U.S. Cl.
CPC ...
Abstract
A composition comprises a polyorganosiloxane and an admixed hindered amine light stabilizer (HALS) wherein the polyorganosiloxane is free from alternating cyclic hydrocarbon residues. A method of stabilizing a polyorganosiloxane composition comprises providing a polyorganosiloxane and admixing a HALS with the polyorganosiloxane. A light bulb comprises an enclosure coated with a polyorganosiloxane composition containing a HALS.