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. 29, 2013
Filed:
Jan. 22, 2009
Bungo Hatta, Koka, JP;
Hirofumi Kitano, Koka, JP;
Minoru Inada, Koka, JP;
Jun Hikata, Osaka, JP;
Sekisui Chemical Co., Ltd., Osaka, JP;
Orient Chemical Industries, Ltd., Osaka, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
An interlayer film for a laminated glass which reduces transmittance of ultraviolet rays having wavelength of 380 to 400 nm and has an excellent durability to light exposure, while maintaining high visible light transmittance. The interlayer film for a laminated glass comprises a thermoplastic resin and an indole compound having a structure represented by the following chemical formula 1: Wherein Rrepresents an alkyl group having 1-3 carbon atoms, and Rrepresents hydrogen, an alkyl group having 1-10 carbon atoms, or an aralkyl group having 7-10 carbon atoms.