Outdoor powder coating with high weather resistance and corrosion resistance

The outdoor powder coating is prepared from the following raw materials in parts by mass: 45 to 55 parts of polyester resin, 5 to 15 parts of hydroxyl-terminated aromatic hyperbranched polyester, 10 to 15 parts of polyaniline intercalated attapulgite, 3 to 5 parts of titanium dioxide, 15 to 25 parts of pigment filler, 3 to 5 parts of TGIC (triglycidyl isocyanurate) curing agent, 1 to 2 parts of flatting agent, 0.5 to 1 part of lubricating agent and 0.2 to 0.5 part of benzoin. The outdoor powder coating disclosed by the invention not only has excellent weather resistance, but also has good corrosion resistance, and is particularly suitable for the field of coastal or offshore electronic equipment coating. 本发明公开了一种高耐候耐腐蚀户外粉末涂料，包括下述质量份的原料：聚酯树脂45-55份、端羟基芳香族超支化聚酯5-15份、聚苯胺插层凹凸棒土10-15份、钛白粉3-5份、颜填料15-25份、TGIC固化剂3-5份、流平剂1-2份、润滑剂0.5-1份、安息香0.2-0.5份。本发明的户外型粉末涂料不仅具有优良的耐候性，而且耐腐蚀性很好，尤其适用于沿海或海上电子设备涂装领域。