Oshima Kogyo patents heat-resistant paint

March 19, 2012

U.S. 8,084,528 B2
Oshima Kogyo Co., Ltd. and Honda Motor Co., Ltd. has received a patent for a heat-resistant paint containing silicone resin and/or epoxy resin as well as black pigment, wherein the black pigment contains manganese and copper; the content of manganese in the black pigment is 25-45% mass by MnO conversion; the content of copper in the black pigment is 5-25% mass  by CuO conversion; and the content of silicon in the black pigment is 3% mass  or less by SiO2 conversion, wherein the black pigment further contains aluminum, and the aluminum content in the black pigment is 5-10% mass by Al2O3 conversion.