Dispersion of fine solid particles and method for producing the

Details Dispersion of fine solid particles and method for producing the Dispersion of fine solid particles and method for producing the

1997-05-08

1998-03-10

Letscher, Geraldine

Radiation imagery chemistry: process, composition, or product th

Radiation sensitive product

Antihalation or filter layer containing

430517, 430522, 430631, 430635, 430637, G03C 1815, G03C 1825

Patent

active

057260001

ABSTRACT:
A dispersion of fine solid particles having good production suitability, good dispersion stability and high spectral absorption, which is obtained by pulverizing an aqueous slurry of a dye represented by general formula (II) in the presence of a polyalkylene oxide represented by general formula (I-a) or (I-b): ##STR1## wherein a and b each represents a value of 5 to 500.

REFERENCES:
patent: 5232825 (1993-08-01), Hattori et al.
patent: 5252453 (1993-10-01), Tsaur et al.
Derwent Abstract of JP-A-02 282 244.

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