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:
Oct. 04, 2022
Filed:
Sep. 27, 2018
Sekisui Chemical Co., Ltd., Osaka, JP;
Shougo Yoshida, Kouka, JP;
Moyuru Okano, Kouka, JP;
Atsushi Nohara, Kouka, JP;
Yoshikazu Masuyama, Kouka, JP;
SEKISUI CHEMICAL CO., LTD., Osaka, JP;
Abstract
Provided is a laminated glass capable of preventing scorching in an end part of the laminated glass. A laminated glass according to the present invention is a laminated glass including a first glass plate, a second glass plate, and an interlayer film, at least one of the first glass plate and the second glass plate being a heat ray absorbing plate glass conforming to JIS R3208:1998, each of the first glass plate and the second glass plate having a thickness of 1.9 mm or less, when a layer having a lowest glass transition temperature in the interlayer film being referred to as a layer X, the layer X containing a thermoplastic resin, a ratio of a weight average molecular weight of the thermoplastic resin in the layer X before the light irradiation test, to a weight average molecular weight of the thermoplastic resin in the layer X after the light irradiation test being 2 or less.