Aluminum Tripolyphosphate
Molecular Formula: AlH2P3O10กค 2H2O
Molecular Weight : 318
Property:
Nonvolatile white crystallite powder, hard to dissolve in water, innocuous.
Specification:
Item |
Aluminum
Tripolyphosphate |
Modified Aluminum
Tripolyphosphate |
Type I |
Type II |
P2O5 |
65.0-70.0% |
42.5-46.5% |
35.0-40.0 |
Al2O3 |
15.0-18.0% |
11.0-15.0 |
9.5-13.5 |
SiO2 |
-- |
13.5-17.0 |
11.5-15.5 |
ZnO |
-- |
15.0-18.0 |
26.0-30.0 |
Water Soluble Matters |
3.0% max |
1.0% max |
1.0% max |
Moisture |
3.0% max |
3.0% max |
3.0% |
PH Value of Water Extraction |
2.5-3.5 |
5.5-7.0 |
5.5-7.0-- |
Oil Absorption g oil/100g sample |
35+/-10 |
35+/-10 |
35+/-10 |
Heavy Metal (Pb, Cr, Cd,As, Hg) |
5ppm max for each |
-- |
-- |
Whiteness |
90 min |
-- |
-- |
Particle Size for Normal Powder
(45um sieve residue) |
0.5% max |
0.5% max |
0.5% max |
Particle Size for Micronized Powder |
4 um max |
4um max |
4um max |
Usage :
Mainly used in making anticorrosive pigment (with performance of acidproof, alkalipoof, firepoof etc.); applicable
for making oil-soluble resin (such as phenolic resin, alkyd, epoxy polyester resin etc.)
Packing : In 25kg/350kg plastic woven bag or as per request.
Contact: Ms Susan Li
Mailbox: li.ji@megchina.com
liji@megchemical.com
Mobile: +86 13761209256
Tel: +86-21-51082199
Fax: +86-21-50276058
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