Lithopone B301/311 for paint-making, leather pigments, plastics, PVC

1.Product Description
1).White powder, White pigment, zinc sulfate content is 30%.
2).Stronger hiding power and reducing power.
3).Voluntary standards: GB/T1707-1995
4).Formula: ZnS BaSO4
2.Features:
1) A white pigment produced by precipitation through filtering,
heating and quenching works
2) Has mostly been replaced by titanium dioxide which is more
durable, but it is much cheaper
3.Specification
English Name: Lithopone(B301 B311)
B301
B311
Total zinc sulfide and barium sulfate the sum of%(m/m)≥
99
99
The total amount of zinc (in zinc sulfide)%(m/m)≥
28
30
Zinc Oxide%(m/m)
0.6
0.3
105 °C Volatile%(m/m) ≤
0.3
0.3
Water soluble%(m/m) ≤
0.4
0.3
Filter material(63μm filter)% (m/m) ≤
0.1
0.1
Color(with standard sample)
Excellent
Excellent
Death by degrees to take liquid water
Neutral
Neutral
Oil Absorption g/100g
14
10
Reducing power(with standard sample)% ≥
105
105
Cpacity(contrast ratio)
Not lower than 5%standerd sample
Not lower than 5%standerd sample
Properties:
This product is a kind of new-style nontoxic. Green non-pollution, lithopone than traditional lithopone albedo high, hiding power, fineness and high-temperature weatherability, strong characteristic.
Uses:
Widely used in coating, powder, plastic, profiles, paint, rubber, paper, and leather, etc.
Packing:
25 kg/50kg P.P woven bag or with the clients’ request