Rheology control additive for paints
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United States of America Patent
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-
Dec 9, 1980
Grant Date -
N/A
app pub date -
Nov 20, 1978
filing date -
Nov 20, 1978
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An Additive for solvent or water based coating compositions which controls the sag of finishes of such compositions; wherein the additive comprises (a) a finely divided silica, (b) a polyfunctional acid or an acid anhydride and (c) an amine. High polymer solids water or solvent based coating compositions containing such an additive are useful for coating metal substrates such as those used in appliances, automobiles and trucks.
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Cited Art Landscape
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