| 摘要 |
A soundproof paint composition is provided to obtain heat insulation, warmth keeping effect and soundproof by using silica aerosol and perlite. A paint composition comprises an acrylic binder; a silicone binder; a dispersant; an antifoaming agent; a pigment; water; 10 wt% of the lightweight aggregate which comprises 30-60 wt% of perlite and 40-70 wt% of silica aerogel; and 20 wt% of the heavyweight aggregate which comprises calcium carbonate(CaCO3). Preferably the silica aerogel has a particle size of 20-25 micrometers and the perlite has a particle size of 30-50 micrometers. |
