GRADIENT POLYMER COMPOSITIONS FOR ELASTOMERIC WALL AND ROOF COATINGS

The present invention provides aqueous compositions for use as elastomeric roof coatings having excellent tint retention which comprise (i) one or more gradient emulsion copolymers having a weight average particle size of from 20 to 550 nm, (ii) a large particle size filler, preferably silica, (iii)...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Rokowski Joseph M, Evans Ann E
Format: Patent
Sprache:eng
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