German technical background VOK ®- Disper W990 Wetting Dispersant
For unsaturated polyester molding compound
VOK ®- Disper W990 is a wetting and dispersing agent for SMC and BMC. It is recommended for filler dispersion to reduce the viscosity in low profile (LP) systems. VOK ®- Disper W990 cannot be used in cobalt promoted resins.
Chemical composition: partial salt solution of acid polyester
Recommended dosage: 1.0 - 2.0% of filler dosage
Typical physicochemical data: amine value: 8 mg KOH/g
Acid value: 60 mg KOH/g
Non volatile matter: 62%
Density 20 ° C: 1.00 g/ml
Refractive index: 1.493
Flash point: 34 ° C
