German technical background VOK-023 Defoamer For water-based emulsion paint, printing ink and varnish replaces BYK-023

German technical background VOK ®- DF 023 Organic silicon defoamer

VOC free, for water-based latex paint, printing ink and varnish.

Product Information

Chemical composition

Lotion containing foam breaking polysiloxane, hydrophobic particles and emulsifier

Typical Physicochemical Data

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

Density (20 ° C): 1.00 g/ml

Non volatile matter (60 min., 105 ° C): 18.5%

Solvent: water

Storage and transportation

The product must be stored and transported between 0-40 ° C. Temperature sensitive lotion. If the temperature exceeds or is lower than the recommended range, the product must be tested before use and re emulsified at room temperature if necessary.

Application field

Coating industry

Product features and advantages

VOK ®- DF 023 is recommended for styrene acrylate, acrylate or terpolymer emulsion paint with pigment volume concentration in the range of 30-50. The additive is also suitable for mixed systems.

Recommended dosage

0.05-0.8% auxiliary dosage (purchase form) is based on the general formula.

The above recommended dosage is for reference only, and the appropriate dosage shall be determined through a series of tests. Adding method and processing guidance Due to the high incompatibility of additives, the defoamer must be added under high shear force to ensure good dispersion. Otherwise, it may cause system defects.

Printing ink and varnish

Product features and advantages

VOK ®- DF 023 is recommended to be used as defoamer for printing ink and varnish of styrene acrylate or acrylate. The additive is also suitable for mixed systems.

Recommended dosage

0.2-1% auxiliary dosage (purchased form) is based on the general formula.

The above recommended dosage is for reference only, and the appropriate dosage shall be determined through a series of tests.

Adding method and processing guidance

Due to the high incompatibility of additives, the defoamer must be added under high shear force to ensure good dispersion. Otherwise, it may cause system defects.