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P440 PVC paste resin
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It is white powder, plasticizers, organic solvents and fillers with good compatibility, can be made of
plastic solutions, organic aerosols, and can be processed into a variety of products.
Technical index
Type | P440 |
K value | 74±2 |
Average degree of polymerization | 1450±200 |
Brookfield viscosity (10-3Pa.3) | 5000MAX |
Volatile matter,% | 0.5max |
Number of impurity particle | 40max |
Residue after sieve (0.250mm sieve hole), % | 0.2max |
Residue after sieve (0.063mm sieve hole), % | 0.3max |
VCM residuals ug/g≤ | 10max |
Applications；
P440 is mainly used for non-foamed polyurethan and micro foam that can be used to spray metal
coating, glass fiber dyeing and impregnation and generic products.