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:
Jun. 21, 2022
Filed:
Jan. 30, 2020
Agc Inc., Chiyoda-ku, JP;
Makoto Uno, Chiyoda-ku, JP;
Hiromasa Yamamoto, Chiyoda-ku, JP;
Taiki Hoshino, Chiyoda-ku, JP;
Keigo Matsuura, Chiyoda-ku, JP;
Eiichiro Anraku, Chiyoda-ku, JP;
AGC Inc., Chiyoda-ku, JP;
Abstract
A fluorinated ether compound, a fluorinated ether composition and a coating liquid capable of forming a surface layer excellent in initial water/oil repellency, fingerprint stain removability, abrasion resistance, light resistance and chemical resistance, an article having a surface layer and a method for producing it are provided. The fluorinated ether compound is represented by A-O—(RO)-Q(R), wherein A is a C, perfluoroalkyl group, Ris a perfluoroalkylene group, m is an integer of from 2 to 500, (RO)a n d may consist of two or more types of RO differing in the number of carbon atoms, Qis a (b+1) valent perfluorohydrocarbon group which may have a hydroxy group, Ris a monovalent organic group having at least one hydrolyzable silyl group, b is an integer of at least 2, and the b Rmay be the same or different.