| 摘要 |
<p>The invention concerns a barrier composition, surface covering products incorporating a barrier layer, methods for making such surface covering products and methods for inhibiting or preventing the migration of sub-surface stains to the decorative portions of the surface covering products. The barrier composition comprises thermoplastic latex. The barrier composition is applied to the lower surface of the substrate of a decorative surface covering, or the lower surface of a basecoat on the substrate, and is then heat cured to obtain the barrier layer.</p> |
