Liquid crystal alignment film composition, liquid crystal...

Details Liquid crystal alignment film composition, liquid crystal... Liquid crystal alignment film composition, liquid crystal...

2008-03-17

2010-02-09

Wu, Shean C (Department: 1795)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

Alignment layer of specified composition

C428S001230, C349S123000, C252S299400, C252S299500, C252S299620

Reexamination Certificate

active

07658979

ABSTRACT:
To provide a liquid crystal alignment film composition including at least one type of triphenylene compound (I) represented by the following general formula (1):wherein L represents —O— or —S—, R1, R2, R3, R4and R5may be identical or different and represent a hydrocarbon group having four or more carbon atoms, R6represents a divalent hydrocarbon group having four or more carbon atoms, R7represents —SiR8R9R10or —P(═O)(OH)2, and R8, R9and R10may be identical or different and represent —Cl, —OH, —OCH3or —OC2H5).

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Jun. 16, 2008 search report in connection with a counterpart European patent application No. 08 102 725.

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