Blue colored composition for color filter and color filter

Details Blue colored composition for color filter and color filter Blue colored composition for color filter and color filter

2007-11-27

2007-11-27

Gulakowski, Randy (Department: 1712)

Compositions

Light transmission modifying compositions

Displaying color change

C252S582000, C106S494000, C359S891000, C430S007000

Reexamination Certificate

active

11012325

ABSTRACT:
A blue colored composition for a color filter contains a pigment carrier comprising a transparent resin, a precursor thereof or a mixture thereof, a blue pigment having a specific surface area of 90 to 140 m2/g, and a violet pigment having a specific surface area in a range of 100 to 150 m2/g, but having a greater specific surface area than that of the blue pigment used. A color filter includes a filter segment formed from the blue colored composition.

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Eastman Cellulose Acetate Butyrate CAB-531-1, Publication E-134H, Eastman Chemical Company, Jul. 1994.

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