German Technical Background VOK-8561 Wax Dispersion Used in Solvent Effect Paint System Replaces BYK-8561

German technical background VOK®- AP 8561 wax dispersion

Wax dispersion, based on EVA copolymer, is used in solvent effect paint system to improve the orientation of effect pigment. Prevent settling in tank and circulating pump.

Product Information

Chemical composition: dispersion of ethylene vinyl acetate copolymer (EVA) wax.

Typical Physicochemical Data

The data given in this data page are only typical values, not technical indicators of the product.

Non volatile matter: 4.7%

Solvent: xylene/butyl acetate/n-butanol 3/6/1

Flash point: 27 ℃

Melting point (wax composition): 105 ℃

Viscosity (23 ℃): ca. 16 mPa · s

Storage and transportation

The product is sensitive to temperature. It must be stored and transported below 35 ℃, and mixed evenly before use.

Special reminder

Granulation test method:

Disperse the wax additive at 4 m/s for 5 minutes, then add 20% butyl acetate, keep it at 4 m/s and stir for 2 minutes, and use 100 μ M The film applicator scrapes on the glass plate. The film shall be transparent and free of particles during drying.

Fineness test method: scraper fineness meter, ISO1524

Disperse the wax additive at 4 m/s for 5 minutes, and use 50 μ M Scraper fineness meter test, fineness: 20 μ m。

application area 

Coating industry

Features and Benefits

The additive can improve the directional arrangement of aluminum powder, pearlescent powder and other effect pigments, and improve the effect of different light and color with angle; Reduce short wave defects (piebald, Bernard vortex) and improve the leveling of the next varnish; German technical background VOK®- AP 8561 has unique rheological properties to prevent effective pigments from settling in the tank and circulating pump.