Polarizer: dichroic dye in oriented polyacrylic acid/chitosan co

Details Polarizer: dichroic dye in oriented polyacrylic acid/chitosan co Polarizer: dichroic dye in oriented polyacrylic acid/chitosan co

1982-05-20

1984-04-03

Clingman, A. Lionel

Bleaching and dyeing; fluid treatment and chemical modification

Drawing or stretching of preform with dyeing, process or...

8507, 8509, 8618, 8645, 264 13, 2642884, 264291, D06P 700

Patent

active

044405413

ABSTRACT:
A dichroic light polarizer comprising a sheet of molecularly oriented polyacrylic acid/chitosan complex having incorporated therein a dichroic dye.

REFERENCES:
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patent: 3276316 (1966-10-01), Makas
patent: 3386979 (1968-06-01), Haas
patent: 3545998 (1970-12-01), Buzzell
patent: 4301067 (1981-11-01), Koshugi
patent: 4396646 (1983-08-01), Schuler et al.
"Chitin," by R. A. A. Muzzarelli, (Pergamon Press, 1977), pp. 69 and 257.

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