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Lithopone

Quantity:
  • 3206421000
  • T/T; L/C
  • Shanghai,China
  • 1345-05-7

CAS No.: 1345-05-7

H.S No.: 3206421000

Molecular formula:ZnSBaSO4

Molecular Weight: 412.207

Molecular structure:

                                                 

Standard executed : GB9983-88

Properties: White powder, is a mixture of zinc sulfide and barium sulfate. Relative density 4.136 ~ 4.39. Does not dissolve in water

 

Usage:  Mainly used for paint, coating, ink, rubber, plastic and paper making industry. The product covering power stronger than zinc oxide, titanium dioxide is just slightly, but has the very good heat resistance and dispersion

 

Package and storage: In 25Kg  bags. It must be prevented from Dampness and water. 

Specification

Sum of Zn & Ba            :99%min

Total Zn                   :28%min

ZnO                      :0.6% max

Volatile substance105 ℃      :0.3% max

Water soluble salts           :4%max

Screening residue (63micron)  :0.1%max

Color   Similar to the standard sample

Alkalinity of the agueous extract  Neutral

Oil absorption value g/100g pigment   :12 max.

Lightening power   Not lower than standard sample

Hiding power  Lower than the standard sample 5%max.


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