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:
Mar. 10, 2026
Filed:
May. 27, 2021
Applicant:
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Inventors:
Takayuki Suzuki, Annaka, JP;
Tomoyuki Goto, Annaka, JP;
Assignee:
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 77/46 (2006.01); C08G 77/08 (2006.01);
U.S. Cl.
CPC ...
C08G 77/46 (2013.01); C08G 77/08 (2013.01);
Abstract
Provided is a perfluoropolyether block-containing organohydrogenpolysiloxane that is superior in compatibility with organopolysiloxanes, has an organohydrogensiloxy unit capable of being subjected to a hydrosilylation reaction with alkenyl groups, and allows the organohydrogensiloxy unit and siloxane contents thereof to be easily controlled. The invention is a perfluoropolyether block-containing organohydrogenpolysiloxane represented by the following formula (1)