Invention Grant
- Patent Title: Interlayer film for laminated glass, and laminated glass
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Application No.: US16767856Application Date: 2018-12-21
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Publication No.: US11945192B2Publication Date: 2024-04-02
- Inventor: Hiromitsu Nishino , Yuusuke Oota
- 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: JP 17254414 2017.12.28
- International Application: PCT/JP2018/047213 2018.12.21
- International Announcement: WO2019/131494A 2019.07.04
- Date entered country: 2020-05-28
- Main IPC: B32B17/10
- IPC: B32B17/10 ; B32B3/26

Abstract:
Provided is an interlayer film for laminated glass with which distortion in the appearance of the laminated glass can be significantly suppressed. The interlayer film for laminated glass according to the present invention has one end, and the other end being at the opposite side of the one end, the other end has a thickness that is larger than a thickness of the one end, the interlayer film as a whole has a wedge angle of 0.1 mrad or more, and the following absolute value A in all sections A located every 150 mm in the following measurement of partial wedge angles is 0.4 mrad or less.
Public/Granted literature
- US20200369006A1 INTERLAYER FILM FOR LAMINATED GLASS, AND LAMINATED GLASS Public/Granted day:2020-11-26
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