| 摘要 |
<p>PROTECTIVE COATING COMPOSITION There is disclosed a protective, waterproof coating composition suitable for application to surfaces of concrete, wood or metal to provide each surfaces with increased abrasion and chemical resistance. The composition comprises a blend of hydraulic cement in the range of 5 to 18 wt. %, 200 mesh limestone in the range of 20 to 50 wt %, 0.5 to 6.0 wt. % polyvinyl acetate, the balance of the blend 50 mesh limestone, the blend having admixed therewith a solution comprised 30 to 60 wt. % of a vinyl acetate-ethylene copolymer emulsion, the remainder water.</p> |
