Stable aqueous dispersions of fluorescent brightening agents of

Details Stable aqueous dispersions of fluorescent brightening agents of Stable aqueous dispersions of fluorescent brightening agents of

1992-03-06

1993-10-26

Lieberman, Paul

Compositions

Fluent dielectric

N-containing

25230121, 25230122, 25230132, 252153, 252173, 25217415, C11D 342, C09K 1106

Patent

active

052563367

ABSTRACT:
Novel aqueous dispersion comprising 7-diethylamino, 4-methyl coumarine or 7-dimethylamino, 4-methyl coumarine in combination with one or more suitable dispersants, humectants and defoamers are disclosed, as well as a method for preparing these.

REFERENCES:
patent: 3832310 (1974-08-01), Grand
patent: 3953380 (1976-04-01), Sundby
patent: 4460374 (1984-07-01), Abel et al.
patent: 5122304 (1992-06-01), Beamish et al.

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