Lithopone

Product name: Lithopone
Chemical formula: ZnS+BaSO4
Other Names:Barium zinc sulfate
CAS No.: 1345-05-7
H.S. Code: 3206421000
EINECS: 215-715-5
Grade: industry grade, Model: B301 B311

Introduction:

Lithopone is a kind of lithopone whose hiding power is better than that of zinc oxide and worse than that of titanium dioxide. It has good heat-resisitance and is insoluble in water.

White powder, is a mixture of zinc sulfide and barium sulfate. Have high whiteness and good covering power. It is called Inorganic white pigment. Widely used as white pigment of plastics such as polyolefin, vinyl resin, ABS resin, polystyrene, polycarbonate, nylon and polyoxymethylene (POM), also for paint and ink . it is use to colourate for rubber products , linoleum, leather, paper, enamel.

Specification:

Total Zinc Calculated use Zinc Sulfate and Barium Sulfate %		99 min
Active ZnS %		28 min
Zinc Oxide %		0.3 max
Volatile at 105 DEGREE %		0.35 max
water soluble matter %		0.4 max
Sieve Residue,63um		0.06 max
oil absorption,g/100g		16 max
color, compared with the standard sample	Close to
PH value of aqueous suspension	6.0-8.0
Tint reducing power %	100min