发明授权
US07618908B2 Visible light optical polarizer made from stretched H2-treated glass
有权
由拉伸的H2处理的玻璃制成的可见光光学偏振片
- 专利标题: Visible light optical polarizer made from stretched H2-treated glass
- 专利标题(中): 由拉伸的H2处理的玻璃制成的可见光光学偏振片
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申请号: US11314874申请日: 2005-12-20
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公开(公告)号: US07618908B2公开(公告)日: 2009-11-17
- 发明人: Nicholas Francis Borrelli , David John McEnroe , Joseph Francis Schroeder, III
- 申请人: Nicholas Francis Borrelli , David John McEnroe , Joseph Francis Schroeder, III
- 申请人地址: US NY Corning
- 专利权人: Corning Incorporated
- 当前专利权人: Corning Incorporated
- 当前专利权人地址: US NY Corning
- 代理商 Walter M. Douglas
- 主分类号: C03C4/00
- IPC分类号: C03C4/00 ; C03C3/089 ; G02B5/30
摘要:
The invention is directed to a method for preparing visible light optical polarizers using a non-halide silver salt and any glass composition that the non-halide silver salts is soluble, provided that the glass composition, including the silver salt, was a halide content that is, on a molar basis, 10% or less than the silver content, on a molar basis, of the glass composition. The silver containing glass is hydrogen reduced prior to stretching to form an optical polarizer. The invention enables one to form a visible light polarizer having a polarizing layer thickness in the range 10-40 μm in which the silver particles have a surround index sufficiently removed from the blue polarizer region to allow good contrast.
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