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:
Jan. 16, 2024
Filed:
Jul. 06, 2020
Nippon Sheet Glass Company, Limited, Tokyo, JP;
Yuichiro Kubo, Tokyo, JP;
Katsuhide Shimmo, Kanagawa, JP;
NIPPON SHEET GLASS COMPANY, LIMITED, Tokyo, JP;
Abstract
A composition for infrared-absorbing layers according to the present invention includes: a compound formed by copper ion and a phosphonic acid represented by the following formula (a); and at least one of a phosphoric acid diester represented by the following formula (b1) and a phosphoric acid monoester represented by the following formula (b2). In the composition, fine particles containing at least the compound are dispersed. A content of the phosphonic acid is less than 2.5 times a total content of the phosphoric acid diester and the phosphoric acid monoester on a molar basis. Ris an alkyl group with 2 to 4 carbon atoms, R, R, and Rare each a monovalent functional group represented by —(CHCHO)Rwherein n is an integer of 1 to 25 and Ris an alkyl group with 6 to 25 carbon atoms.