Process for preparing copper pyrithione

Details Process for preparing copper pyrithione Process for preparing copper pyrithione

1996-01-22

1997-07-22

Lovering, Richard D.

Compositions

Inorganic luminescent compositions

Tungsten containing

252311, 252314, 2523635, 514188, 514937, 546 2, 546 6, B01J 1300, C07F 108, A01N 5502

Patent

active

056500955

ABSTRACT:
The present invention relates to a process for producing a gel-free dispersion or solution of copper pyrithione employing at least one surfactant. Also claimed is the dispersion or solution itself, as well as a solid particulate copper pyrithione composition comprising copper pyrithione particles having a particle shape selected from the group consisting of rods, spheres, needles, platelets and combinations thereof, and optionally containing at least a trace amount of a surfactant on the outer surface of at least a portion of said particles.

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