White flaky crystals. Soluble in water, glycerol, N,N-dimethylformamide, . Mainly used in alkyd resins, polyurethanes, unsaturated resins, polyester resins, coatings and other fields. It can also be used in the synthesis of aviation lubricants, printing inks, etc., and can also be used as textile auxiliaries and heat stabilizers for polyvinyl chloride resins.