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. 09, 2026
Filed:
Mar. 12, 2021
Lixil Corporation, Tokyo, JP;
Nippon Paint Automotive Coatings Co., Ltd., Osaka, JP;
Yoshihito Okumura, Tokyo, JP;
Yusuke Nakashima, Tokyo, JP;
Kazuki Yoshioka, Tokyo, JP;
Takahito Nakase, Tokyo, JP;
Yusuke Sato, Tokyo, JP;
Hirotsugu Mano, Hirakata, JP;
Yugo Takemoto, Hirakata, JP;
Kiyoe Maejima, Hirakata, JP;
LIXIL CORPORATION, Tokyo, JP;
NIPPON PAINT AUTOMOTIVE COATINGS CO., LTD., Osaka, JP;
Abstract
Provided is a hydrophilic treatment coating composition which imparts a soil guard property and is superior in durability of soil guard performance. Provided is a hydrophilic treatment coating composition for an inorganic substrate surface-treated with a silane coupling agent (S), comprising a hydrophilic compound (A) and a hydrophilic compound (B), wherein the hydrophilic compound (A) is a compound having at least one of a sulfonic acid group and an alkali metal salt of a sulfonic acid group, and the hydrophilic compound (B) is a compound having a quaternary ammonium cationic group.