Invention Grant
- Patent Title: Laminated glass
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Application No.: US16651271Application Date: 2018-09-27
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Publication No.: US11458705B2Publication Date: 2022-10-04
- Inventor: Shougo Yoshida , Moyuru Okano , Atsushi Nohara , Yoshikazu Masuyama
- Applicant: SEKISUI CHEMICAL CO., LTD.
- Applicant Address: JP Osaka
- Assignee: SEKISUI CHEMICAL CO., LTD.
- Current Assignee: SEKISUI CHEMICAL CO., LTD.
- Current Assignee Address: JP Osaka
- Agency: Cheng Law Group, PLLC
- Priority: JPJP2017-186538 20170927
- International Application: PCT/JP2018/035937 WO 20180927
- International Announcement: WO2019/065839 WO 20190404
- Main IPC: B32B17/10
- IPC: B32B17/10 ; B32B27/08 ; B32B27/30 ; B60J1/00 ; B60J1/02 ; B60J1/08 ; B32B7/02

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.
Public/Granted literature
- US20200230921A1 LAMINATED GLASS Public/Granted day:2020-07-23
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