Mixtures of optical brighteners

Details Mixtures of optical brighteners Mixtures of optical brighteners

1980-07-16

1982-06-22

Demers, Arthur P.

Compositions

Organic luminescent material containing compositions

Optical brightening compositions

25230122, 25230123, 25230124, 25230125, 25230126, 25230127, 25230128, 25230131, 25230132, C09K 1106

Patent

active

043361552

ABSTRACT:
Mixtures of optical brighteners consisting of 5 to 95% by weight of a compound of the formula ##STR1## in which A denotes a o- or p-cyanophenyl group, and 95 to 5% by weight of one or more further optical brighteners.

REFERENCES:
patent: 3669896 (1972-06-01), Preininger
Yamauchi et al., Chem. Abst. 83 (1975) #61504c.

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