Dive into celluloses and polysaccharides

es is their effectiveness over a wide pH range, which is why they are often used in combination with other rheology additives. A limitation of this product…

BYK history - 1975

together the A and O: entering the plastics market In 1975, BYK adds the first PVC additives to its portfolio with DISPERPLAST-A and DISPERPLAST-O, thus adding …

The science behind organically modified ureas

characterized by a pronounced structure formation in the low shear rate range . While shearing, they exhibit a strong shear thinning effect with a subsequent…

BYK - controlled flocculation

additives which have a controlled flocculating effect also have pigment-wetting properties and they also stabilize the pigment dispersion, only in a different…

Coupling agents increase the performance of composite materials

leading to a greater need for lightweight construction solutions. These must guarantee high mechanical stability and reliability. Coupling agents ensure a…

Rheology 101: essential technical terms explained

flow behavior of a substance (for example of a paint), it is common to evaluate the viscosity as a function of the shear rate . The result is a viscosity curve…

See how daily flow behaves!

behavior in everyday life – Similarities and differences Viscosity is a measure of the flowability of a substance and describes its resistance to flow.…

Wetting and dispersing additives - hints & suggestions

not excessively high. A greater dosage will not have any negative effects on the coating film properties as the polymeric additives have a character that is…

BYK history - 1980

invites Asian professionals to seminars in Wesel – a productive exchange summed up in the Japanese offices with a clever slogan: "BYK: Brings You Knowledge."…

BYK - floating, leveling, and air draft sensitivity

Floating, leveling problems, and air draft sensitivity Solvents evaporating from a coating film cause vortex flows in the respective film. These arise because…

BYK history - 1976

laboratory Exterior view of the building Wesel Signposts In 1976, BYK inaugurates a new research and development center. The team is still small by today's…

BYK history - 2012-2019

global growth, BYK invests in its main site – and develops Wesel into a campus. In 2012, the modern A6 laboratory building was built for around 18 million euro,…