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:
Feb. 11, 2020
Filed:
Oct. 17, 2018
Applicant:
Momentive Performance Materials Inc., Waterford, NY (US);
Inventors:
John Banevicius, Clifton Park, NY (US);
Misty Huang, New City, NY (US);
Brendan O'Keefe, Parkersburg, WV (US);
Vikram Kumar, Tarrytown, NY (US);
Bruce Barbera, Sleepy Hollow, NY (US);
Assignee:
Momentive Performance Materials Inc., Waterford, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 18/83 (2006.01); C08G 18/48 (2006.01); C08G 18/71 (2006.01); C08G 18/80 (2006.01); C08G 18/08 (2006.01); C08G 18/10 (2006.01); C08G 18/28 (2006.01); C08K 5/524 (2006.01); C08K 5/134 (2006.01);
U.S. Cl.
CPC ...
C08G 18/837 (2013.01); C08G 18/0895 (2013.01); C08G 18/10 (2013.01); C08G 18/289 (2013.01); C08G 18/2855 (2013.01); C08G 18/4825 (2013.01); C08G 18/718 (2013.01); C08G 18/8074 (2013.01); C08G 2190/00 (2013.01); C08K 5/1345 (2013.01); C08K 5/524 (2013.01);
Abstract
A batch or continuous process for preparing silylated polymers having low color and color stability comprising silylating a prepolymer having reactive functional groups with a silylating agent and optionally quenching the silylated polymer, where a stabilizer package containing at least one phosphite stabilizing agent is used.