German technical background VOK-ETOL WA Surface additives For waterborne coatings replaces BYK-ETOL WA

German technical background VOK®- ETOL WA surface additive, without organic silicon, is used for waterborne coatings to prevent surface defects such as boiling marks, pinholes, bubbles, orange peel and shrinkage cavity, and improve leveling.

Product Information

A mixture of highly boiling solvents and foam breaking substances

Typical Physicochemical Data The data given on this data page are only typical values, not technical indicators of the product.

Appearance: clear to slightly turbid

Density (20 ℃): 0.76 g/m

Non volatile matter (10 minutes, 150 ℃): 4%

Solvent: Butanediol

Flash point: 67 ° C

Storage and transportation

At temperatures below 5 ° C, delamination or turbidity may occur. Heat to 20 ℃ and mix well.

Application field

Coating industry

Product features and advantages

The additive is a leveling agent with defoaming property. Prevent bubbles and boiling marks from forming in water-based baking paint. Prevent surface defects such as shrinkage cavity and pinhole.

Recommended dosage

0.3-3% of auxiliary dosage (form of supply) is based on the general formula.

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

Adding method and processing guidance

The additive shall be added to the abrasive. If the shear force is sufficient, it can also be added to the finished paint later.