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:
Apr. 02, 2024
Filed:
Feb. 14, 2019
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Kazuyuki Takewaki, Annaka, JP;
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Abstract
A water repellent composition containing a component that is a condensation reaction product between: an organopolysiloxane shown by the following general formula (1) and having a hydroxyl group or an alkoxy group at both terminals of a molecular chain of the organopolysiloxane, (RO)RSiO—(RSiO)—SiR(OR) (1); and a trialkylsiloxysilicate containing RSiOan unit, an SiOunit, and a siloxane unit having a hydroxyl group bonded to a silicon atom, where a molar ratio of the RSiOunit/the SiOunit is 0.6 to 1.3, and a content of the hydroxyl group is 0.1 or more and less than 2.0 mass %. A water repellent composition which is used as a water repellent in water repellency, particularly suitably applied as an agent for paintwork and a glass surface of an automobile, so as to impart initial water repellency and long-lasting water repellency.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile