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:
Dec. 31, 2024
Filed:
Oct. 12, 2022
Applicant:
Dow Silicones Corporation, Midland, MI (US);
Inventors:
Assignee:
Dow Silicones Corporation, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 77/46 (2006.01); C08F 2/24 (2006.01); C08F 283/12 (2006.01); C08G 77/12 (2006.01); C08G 77/20 (2006.01);
U.S. Cl.
CPC ...
C08F 283/12 (2013.01); C08F 2/24 (2013.01); C08G 77/46 (2013.01); C08G 77/12 (2013.01); C08G 77/20 (2013.01);
Abstract
A class of silicone polyethers represented by formula (I) along with methods for their preparation including the steps of combining: a) a polyorganohydrogensiloxane ('—SiH polymer') as represented by formula (VI) and b) a polyoxyalkylene as represented by formula (VII) in the presence of c) a hydrosilylation catalyst.