发明公开
- 专利标题： INTERLAYER FOR LAMINATED GLASS AND LAMINATED GLASS
- 专利标题（中）： 夹层玻璃和夹层玻璃夹层
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申请号： EP16773090.2申请日： 2016-03-31
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公开(公告)号： EP3279168A1公开(公告)日： 2018-02-07
- 发明人: YAMAGUCHI, Kouhei , IZU, Yasuyuki , HIGUCHI, Isao
- 申请人： Sekisui Chemical Co., Ltd.
- 申请人地址： 4-4, Nishitemma 2-chome Kita-ku Osaka-shi, Osaka 530-8565 JP
- 专利权人： Sekisui Chemical Co., Ltd.
- 当前专利权人： Sekisui Chemical Co., Ltd.
- 当前专利权人地址： 4-4, Nishitemma 2-chome Kita-ku Osaka-shi, Osaka 530-8565 JP
- 代理机构： Ter Meer Steinmeister & Partner
- 优先权： JP2015074428 20150331; JP2015074429 20150331; JP2015074430 20150331; JP2015074431 20150331
- 国际公布： WO2016159210 20161006
- 主分类号： C03C27/12
- IPC分类号： C03C27/12 ; B32B7/02 ; B32B17/10 ; B32B27/22 ; C08J5/12
摘要：
There is provided an interlayer film for laminated glass with which protrusion of an interlayer film portion in the TD direction can be suppressed at the time of producing laminated glass. In the interlayer film for laminated glass according to the present invention, when, in the MD direction of the interlayer film, a birefringence index of the first surface part, a birefringence index of the second surface part, and a birefringence index of the center part are defined as ΔnMDA, ΔnMDB, and ΔnMDC, respectively, ΔnMDA, ΔnMDB, and ΔnMDC each are 0.25 × 10 -3 or less.
公开/授权文献
- EP3279168B1 INTERLAYER FOR LAMINATED GLASS AND LAMINATED GLASS 公开/授权日：2023-09-06
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