发明申请
- 专利标题： WHITE FILM, AND SURFACE LIGHT SOURCE USING THE SAME
- 专利标题（中）： 白色薄膜和使用其的表面光源
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申请号： US12679587申请日： 2008-09-25
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公开(公告)号： US20100209694A1公开(公告)日： 2010-08-19
- 发明人: Shigeru Aoyama , Akikazu Kikuchi , Kozo Takahashi
- 申请人： Shigeru Aoyama , Akikazu Kikuchi , Kozo Takahashi
- 申请人地址： JP Tokyo
- 专利权人： TORAY INDUSTRIES, INC.
- 当前专利权人： TORAY INDUSTRIES, INC.
- 当前专利权人地址： JP Tokyo
- 优先权： JP2007-253720 20070928; JP2007-253721 20070928
- 国际申请： PCT/JP2008/067217 WO 20080925
- 主分类号： B32B3/26
- IPC分类号： B32B3/26
摘要：
A white film includes therein resin particles and voids formed around the resin particles, the film having a layer (S layer), wherein the number-average particle size Dn of the resin particles is 1.5 μm or less, the resin particles are contained in a number of 0.05 or more particles/μm2, and a proportion of the number of resin particles having a particle diameter of 2 μm or more is 15% or less.