METHODS OF MAKING DISPERSIBLE ADDITIVES FOR POLYMERIC MATERIALS

Additives for polymeric compositions are prepared by coated a pigments with a dispersant, and thereafter dispersing the dispersant-coated pigment in a liquid nonaqueous polymeric carrier. Preferably, the dispersant-coated pigment is spraydried. That is, most preferably, an aqueous dispersion of the...

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Bibliographische Detailangaben
Hauptverfasser: MCINTOSH, STANLEY A, GASPERSON, G. DANIEL, JONES, FRANK R, CASWELL, DONALD, SHORE, GARY W
Format: Patent
Sprache:eng ; fre
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