| 摘要 |
FIELD: building materials. ^ SUBSTANCE: invention relates to compositions of mastics used for profiling facing of wood backings and for repair works as a spackling compound that can be used in building, furniture manufacturing and other fields. Mastic comprises polyvinyl acetate lacquer in acetone medium and polystyrene lacquer in toluene medium as a binding agent, a mixture of acetone with toluene in the ratio = 1:1 as a solvent, and finely divided powdered wood, brand 200 as a filling agent, and pare oil as an anti-adhesive agent. Invention provides reducing adhesion to metallic surfaces of using equipment and increasing adhesion to wood backings at optimal level of elasticity being without deterioration of decorative properties of ready articles. ^ EFFECT: improved and valuable properties of mastic. ^ 2 tbl |
