... ,leather,PVC Lithopone B301 B311 1, Product Description White powder, White pigment, zinc sulfate content is 30%. Stronger ... 3) A large range of applications in plastic industry4) Used as a filler in paper, leather, and linoleum4, ... fineness and high-temperature weatherability, strong characteristic.Uses: Widely used in coating, powder, plastic, profiles, paint, rubber, paper, and leather, ...