Patent ID: 6221945
Filing Date: 2001-04-24
Classification: C03C,C09D

Abstract:
A film formed on a substrate for cutting off heat rays by coating the substrate with a coating liquid and heating the coating liquid, the coating liquid comprising a dispersion prepared by dispersing fine particles of at least one boride selected from the group consisting of LaB.sub.6, PrB.sub.6, NdB.sub.6, CeB.sub.6, GdB.sub.6, TbB.sub.6, DyB.sub.6, HoB.sub.6, YB.sub.6, SmB.sub.6, EuB.sub.6, ErB.sub.6, TmB.sub.6, YbB.sub.6, LuB.sub.6, SrB.sub.6, and HfB.sub.2 in a resinous binder, or a binder containing one or more metal oxides selected from the group consisting of silicon, zirconium, titanium and aluminum oxides.