Interference pigments comprising molecules fixed in a cholesteri

Details Interference pigments comprising molecules fixed in a cholesteri Interference pigments comprising molecules fixed in a cholesteri

1995-05-01

1998-12-22

Le, Hoa T.

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

With charge transferring layer of specified composition

25529901, 428327, 428333, 428402, 428447, 428910, 428913, 428916, B32B 516, C09B 1900

Patent

active

058516042

ABSTRACT:
The invention relates to interference pigments comprising molecules fixed in a cholesteric configuration, and to the use thereof. The pigments of the invention have a plateletlike structure and a thick ness of from 1 .mu.m to 20 .mu.m. They contain oriented, crosslinked substances with a liquid-crystalline structure having a chiral phase.

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patent: 5378393 (1995-01-01), Chen et al.

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