Patent ID: 6818190
Filing Date: 2004-11-16
Classification: B01F,B01J,C07C,G03C

Abstract:
An apparatus for preparing non-photosensitive fatty acid silver salt grains comprising;a first feed means for feeding a silver ion-containing solution, the solvent of which being water or a mixture of water and an organic solvent, to a closed mixing means; second feed means for feeding a solution of a fatty acid alkali metal salt, the solvent of which being water, an organic solvent, or a mixture of water and an organic solvent, to the closed mixing means; a third feed means for feeding water, or a mixture of water and an organic solvent to the closed mixing means; and the closed mixing means for mixing matters fed from the first feed means, the second feed means and the third feed means, and discharging a liquid containing non-photosensitive fatty acid silver salt grains, and wherein a cooling means is provided for cooling the liquid containing non-photosensitive fatty acid silver salt grains discharged from the closed mixing means.