Milliken Borchers

 Milliken Borchers

Dehydrating Agent

Additve OF and Additive TI are 100% active dehydrating agent products. Benefits include improved storage stability of 1K and 2K polyurethane systems and removal of moisture from pigments, fillers and solvents.
Borchers AdditiveSystem*Chemical CompositionActivity%Description
Additive OFSTriethyl orthoformate100%

• Eliminates moisture in solvent-based one- and two-component polyurethane 

coatings during shelf life

• Compatible with most polyol and isocyanate components

Additive TlSP-Toluenesulfonyl Isocyanate100%

• Removes moisture introduced with solvents, pigments and fillers in one- and 

two-component polyurethane systems in production

• Low viscosity, monofunctional isocyanate which chemically reacts with water 

to form an inert amide