BYK® -W 940 by BYK is a solution of an unsaturated polycarboxylic acid polymer with a polysiloxane copolymer. Acts as a wetting and dispersing additive for mineral fillers in unsaturated resin... view more

Solution of salt of unsaturated fatty acid polyamineamide and acid polyesters. Used in architectural, industrial and furniture coatings... view more

BYK® 1640 is a VOC-, silicone-, APEO-, mineral oil- and emission free formulation made of polyamide particles and highly branched polymers. Acts as a versatile defoamer. Exhibits optimum performance... view more

Polyester-modified polydimethylsiloxane solution. Acts as a highly compatible silicone surface additive with a strong reduction of surface tension of paint systems. Improves substrate wetting and... view more