Fluorine containing diaminobenzene derivatives and its use

Details Fluorine containing diaminobenzene derivatives and its use Fluorine containing diaminobenzene derivatives and its use

1991-03-28

1992-09-01

Kight, III., John

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

528125, 528183, 528336, 528350, 528351, 528353, C07C21100, C08G 802

Patent

active

051440784

ABSTRACT:
The present invention relates to a novel fluorine-containing diaminobenzene derivatives having a perfluoroalkyl group and to a novel fluorine-containing polyimide which is produced from the said diaminobenzene as a starting material and to a novel polyimide having both a fluorine-containing group and/or a siloxane chain in the side chain thereof, the polyimide being produced from the said fluorine-containing diaminobenzene and fluorine-containing polyimide and to a liquid crystal-aligning agent with an elevated tilt angle, which contains a polyimide having a fluorine-containing group and a siloxane chain.

REFERENCES:
patent: 4713438 (1987-12-01), Harris et al.
patent: 4731450 (1988-03-01), Wakselman et al.
patent: 5075392 (1991-12-01), Harris et al.

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