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. 13, 2022
Filed:
Jan. 28, 2020
Agc Inc., Chiyoda-ku, JP;
Taiki Hoshino, Chiyoda-ku, JP;
Keigo Matsuura, Chiyoda-ku, JP;
Makoto Uno, Chiyoda-ku, JP;
Masahiro Ito, Chiyoda-ku, JP;
Kenji Ishizeki, Chiyoda-ku, JP;
Lilin Zhou, Chiyoda-ku, JP;
Daisuke Kobayashi, Chiyoda-ku, JP;
AGC Inc., Chiyoda-ku, JP;
Abstract
A fluorinated ether compound represented by A-O—(RO)—R—[C(O)N(R)]-Q-C(R)[-Q-SiRL], wherein A is a Cperfluoroalkyl group, Ris a linear fluoroalkylene group, m is an integer of from 2 to 500, Ris a linear fluoroalkylene group, Ris a hydrogen atom or an alkyl group, p is 0 or 1, Qis a single bond or an alkylene group, Ris a hydrogen atom, a monovalent hydrocarbon group or the like, Qis an alkylene group, Ris a hydrogen atom or a monovalent hydrocarbon group, L is a hydrolyzable group, and n is an integer of from 0 to 2 is provided. 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 also provided.