DETAILS
Item
Standard
G20
G10
Sb(%)
56.0-58.0
Se(%) ≤
0.0050
0.0015
Pb(%)≤
0.0010
Fe(%)≤
Loss on drying(%)≤
1.0
0.6
L ≥
90.0
B ≤
4.0
3
20 mesh sieve rate(%)≥
98.0
Transmittance of Solubility(in in glycol at 20°C)
97.0
USAGES
Antimony glycolate is the most novel catalyst used in the polycondensation of polyester. It has the following advantages compared with the catalysts of antimony trioxide and lanthanum acetate.
PHYSICAL&CHEMICAL PROPERTIES:
Chemical formula:Sb2(OCH2CH2O)3
Molecular weight:423.66
CAS No.:29736-75-2
EINECS:249-820-2
Appearance: white powder
Melting point: >100°C
Lightning: >110°C
Chemical properties: non-toxic and tasteless, decomposes in the presence of air.
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