CAS No.: | 9002-86-2 |
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Formula: | -[CH2chcl]-N |
EINECS: | 618-338-8 |
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1. PVC Resin Properties:
PVC resin is the most widely raw material used in plastic production. It has good chemical stability, corrosion resistance and water resistance. It can be dissolved in aceton, hydrochloric ether, ester and some alcohol. It can offer good solubility, good electrical insulation, thermo plasticity and membrane forming capacity.
Items | SG3 | SG5 | SG8 |
K value | 72-71 | 68-66 | 59-55 |
Viscosity Number (ml/g) |
135-127 | 118-107 | 86-73 |
Average degree of polymerization | 1370-1251 | 1135-981 | 740-650 |
Number of impurity substance | ≤16 | ≤16 | ≤20 |
Mass fraction of volatiles (including water) |
≤0.30 |
≤0.40 |
≤0.40 |
Appearance density | ≥0.45 | ≥0.48 | ≥0.50 |
Number of "fish eye" |
≤20 | ≤20 | ≤30 |
Whiteness(160ºC,10min)% | ≥78 | ≥75 | ≥75 |
VCM residue | ≤5 | ≤5 | ≤5 |
Packing | 25kgs two layers draft paper bag or 1000kgs PP bag |