Alignment film material for a liquid crystal cell and a method f

Details Alignment film material for a liquid crystal cell and a method f Alignment film material for a liquid crystal cell and a method f

1997-12-30

2000-08-15

Hampton-Hightower, P.

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

Synthetic resins

From carboxylic acid or derivative thereof

528310, 528312, 528321, 528322, 528331, 528335, 528336, 428 1, 4284744, 427384, 349123, 349124, 349126, 349127, 349131, 349134, C08G 7310, B32B 2700, G02F 11335, G02F 1141

Patent

active

061038628

ABSTRACT:
A novel compound of N-substituted aromatic polyamide is prepared by introducing an aralkyl group to the N-position of an aromatic polyamide by metalizing the aromatic polyamide, then reacting the metalized polyamide with an aralkyl halide.

REFERENCES:
patent: 3049518 (1962-08-01), Stephens
patent: 3977767 (1976-08-01), Okuma et al.
patent: 4618514 (1986-10-01), McClelland et al.
patent: 5327271 (1994-07-01), Takeuchi et al.
patent: 5527649 (1996-06-01), Sato et al.

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