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AEROSIL® fumed silica in polyvinyl chloride, plasticized

Thermoplastics - Polyvinyl chloride, plasticized
AEROSIL® grade
Concentration in wt%
Effects
Incorporation method
PVC-P (plastisols)
AEROSIL® 200
AEROSIL® 300
AEROSIL® R 972
AEROSIL® R 974
AEROSIL® R 202
0.5-1.5
Rheology control, thixotropy, anti-sedimentation, anti sagging, adhesion improvement, corrosion restistancy, hydrophobicity
Dissolver, planetary dissolver, masterbatch
PVC-P (cable compounds)
AEROSIL® 300
1.5-2.0
Improving of dielectric properties
Fluid mixer, twin-screw extruder
PVC-P (calender films)
AEROSIL® 200
AEROSIL® 300
AEROSIL® R 972
AEROSIL® R 974
0.4-1.0
Anti-plate-out, anti blocking, flatting
Dry blending, fluid mixer, ribbon blender, during compounding
PVC-P (foam)
AEROSIL® 200
AEROSIL® 300
0.2-0.3
Nucleating agent
Dry blending
PVC-P (annealing powder)
AEROSIL® 200
AEROSIL® R 972
AEROSIL® R 812
AEROXIDE® Alu C
0.2-1.0
Free-flow, anti-caking, anti-static, moisture protection, hydrophobicity
Fluid mixer, dry blending
PVC-P (shoe soles)
AEROSIL® 200
AEROSIL® R 7200
1.0-5.0
Transparency, shore hardness, scratch resistance
Fluid mixer
PVC-P (gloves)
AEROSIL® 200
AEROSIL® 300
0.5-1.5
Rheology control, thixotropy, anti sedimentation
Planetary mixer, dissolver, kneader