| abstract |
The invention discloses a solar backboard coating material which is prepared from the following raw materials in parts by weight: 20-35 parts of polyurethane, 30-40 parts of fluorocarbon resin, 25-40 parts of weather resistant resin, 5-12 parts of ceramic fiber, 14-27 parts of glass fiber, 8-19 parts of a silane coupling agent, 6-14 parts of an inorganic thickening agent, 6-21 parts of polytetrafluoroethylene, 1-6 parts of polyphenyl ether, 3-8 parts of graphite, 9-20 parts of silicon carbide granules, 3-12 parts of calcium carbonate, 5-15 parts of antimony trioxide and 1-8 parts of a stabilizing agent. The solar backboard coating material is stable in structure, reasonable in material proportioning, safe and environment-friendly, good in corrosion resistance, good in scratch resistance and long in service life. |