Kemira has developed a line of primary and secondary emulsifiers designed to provide highly stable, invert drilling fluids with excellent emulsion stability, preferential oil wetting of solids by the oil phase, filtration control and temperature stability. Our KemVert invert emulsifiers are extremely effective over a wide range of oil/water ratios and mud weights. We also offer emulsifiers specially optimized for high temperatures, high pressures and environmentally sensitive or arctic conditions. KemVert emulsifiers are also available as concentrates. With our dedicated production operation located on the shores of the North Sea, we are well–positioned to provide our products on a timely basis .