发明名称 |
HIGHLY REFLECTIVE OPTICAL ELEMENT |
摘要 |
A reflective optical film comprises a layer containing a polyester voided with inorganic particles such as barium sulfate in a size and an amount sufficient to provide a visible light reflectivity of at least 93%, a void volume of 40 to 70%, the film at least (1) having a thickness of less than 150 mm, or (2) containing UV particles in amounts sufficient to provide a UV light reflectivity of less than 40 %. |
申请公布号 |
WO2005052656(A2) |
申请公布日期 |
2005.06.09 |
申请号 |
WO2004US37270 |
申请日期 |
2004.11.09 |
申请人 |
EASTMAN KODAK COMPANY;LANEY, THOMAS MILES;BEST, KENNETH WILLIAM JR.;BOURDELAIS, ROBERT PAUL |
发明人 |
LANEY, THOMAS MILES;BEST, KENNETH WILLIAM JR.;BOURDELAIS, ROBERT PAUL |
分类号 |
F21V7/22;G02B1/10;G02B5/08;G02F1/1335 |
主分类号 |
F21V7/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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