Patent No. U.S. 6,218,012 B1
Sherwin-Williams has been awarded a U.S. patent for a primerless latex paint. The water-based composition contains at least one tannin-blocking latex resin and spherical extender particles having a maximum pigment loading of at least 50%. The composition has a PVC of 25-65% and a NVV of 30-50%.
Primerless Latex Paint
Published August 9, 2005
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