Anthraquinonic colorant and polarizing film containing the color

Details Anthraquinonic colorant and polarizing film containing the color Anthraquinonic colorant and polarizing film containing the color

1992-06-26

1993-10-12

Gerstl, Robert

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

Organic compounds

Polycyclo ring system containing anthracene configured ring...

552219, 548151, 548156, 548219, 548218, C09B 151

Patent

active

052527697

ABSTRACT:
Anthraquinonic colorant represented by the formula (I): ##STR1## wherein Q.sup.1 and Q.sup.2 are each independently substituted or unsubstituted anthraquinonyl groups, Z.sup.1 and Z.sup.2 are bridge groups, A is an aromatic divalent group, and n is 0 or 1. The polarizing film which contains at least one colorant of the present invention in a hydrophobic resin, has excellent durability and moisture resistance.

REFERENCES:
patent: 1881697 (1932-10-01), Kunz
Dorr, Z. Elektrochem 64, 580 (1960) Abstract.
Hahn, Rocz Chem. 44 115 (1970) Abstract only.
Ried, Melliand Textiker 39 780.4 (1958) Abstract.

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