Stock material or miscellaneous articles – Liquid crystal optical display having layer of specified... – With viewing layer of specified composition
Reexamination Certificate
2007-11-20
2007-11-20
Dye, Rena (Department: 1772)
Stock material or miscellaneous articles
Liquid crystal optical display having layer of specified...
With viewing layer of specified composition
C428S001100, C428S323000, C428S327000, C428S332000, C349S064000, C349S112000, C359S452000, C359S453000, C359S599000
Reexamination Certificate
active
11133983
ABSTRACT:
A light-diffusing film comprises about 90 wt. % to about 99.999 wt. % polycarbonate, wherein the polycarbonate comprises a yellowness index of about 0.8 to about 1.5 as measured in accordance with ASTM E313-73 (D1925); about 0.001 wt. % to about 3 wt. % light-diffusing particles; wherein weight percents are based on a total weight of the light-diffusing film; and wherein the light-diffusing film comprises a light transmission of about 45% to about 65% as measured in accordance with ASTM D1003-00, and a hiding power of 0 to about 0.5.
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Coenjarts Christopher A.
Di Jianbo
Graf John
Gurel Emine Elif
Hartter David L.
Dye Rena
General Electric Company
Hon Sow-Fun
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