German technical background VOK-PC Surface additives Recommended for use in waterborne coatings replaces BYK-PC

German technical background VOK®-PC surface additives

VOK®-PC anti-desiccant for waterborne pigment concentrate. 

Product Information 

Chemical composition 

Solution of modified urea 

Typical materialized data 

The data presented on this data page are typical values only and are not technical indicators of the product. 

Density (20 °C): 1.14 g/ml fold

Emissivity (20 °C): 1.465 

Non-volatile (10 min, 150 °C): 90% 

Solvent: Water 

Application areas 

Coatings industry 

Product features and benefits 

The additive is based on a certain molecular structure, which allows water evaporation to be well controlled. Make sure that the water-based pigment concentrate does not dry too quickly. VOK®-PC is recommended for general purpose colorants and pigment concentrates in waterborne coatings. 

Recommended dosage 

3-10% additive dosage (supplied form) based on pigment concentrate. 

The above recommended addition amount is for reference, and the suitable addition amount needs to be determined by a series of tests.

 Addition method and processing guidance The

Additives can be added at any stage of the production process. 

Special considerations 

High doses will reduce the hardness of the paint film.