German technical background VOK-4511 Adhesion promoter For solvent-free and solvent-based systems replaces BYK-4511

German technical background VOK?- AP 4511 polymer type adhesion promoter

Polymer type adhesion promoter, used for solvent-free and solvent-based (including high-solid systems)

Two-component epoxy resin system and baking system.

Product information

Chemical composition: copolymer solution containing functional groups

Typical physical and chemical data

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

Density (20 ℃): 1.03 g/ml

Active substance: 40%

Non-volatile substances (10 minutes, 150 ℃): 34.5%

Solvent: propylene glycol methyl ether acetate

Flash point: 24 ℃

Storage and transportation

The product is hygroscopic and needs dry storage. It is recommended to store and transport at a temperature lower than 40 ℃. The additive may be slightly turbid. However, it does not affect the performance of the product.

application area 

Coating industry

Product features and advantages

The additive is used to improve the adhesion of various metal substrates (such as steel, galvanized steel and aluminum) and glass. It can also increase the flexibility of the coating and the resistance of the coating to surface impurities such as oil and rust.