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Product introduce of PVC foaming regulator
PVC foaming regulator WSD-90 is acrylic polymer mainly used in the shaping of PVC foam products.product characteristics
Acrylic polymer WSD-90 also celled foam regulator,Acrylic polymer coating mainy used on foaming products,formationof the blowing agent is stable,so the resulting foam density and good strength.
Technical index
Item Indicators Type WSD-90 Appearance White flowing powder 40-mesh pass rate,(%) ≥ 99.5 Volatile matter ( % ) ≤ 1.0 Intrinsic viscosity ( η ) 12—14 Applications:
This product is mainly used on PVC extrusion molding process below the foam sheets, tubes and profiles.The recommended dosage
Name of manufactured articles Foam board Foam pipe,profile Air blow slippers Recommended dosage (per 100 parts PVC) 8—12 6-8 1-3