Fluorine containing diaminobenzene derivatives and its use

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

1992-03-18

1992-10-06

Foelak, Morton

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From carboxylic acid or derivative thereof

528 22, 528125, 528128, 528170, 528171, 528174, 528176, 528179, 528220, 528229, 528350, C08G 6926

Patent

active

051533049

ABSTRACT:
The present invention relates to a novel fluorine-containing diaminobenzene derivative 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: 3890272 (1975-06-01), D'Alelio et al.
patent: 4996278 (1991-02-01), Lee et al.

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