Coapur™ XS 71 is a solvent free polyurethane thickener recommended for water based systems which should combine high in can viscosities with excellent pigment compatibility, for further use on tinting machine or manual coloration. Coapur™ XS 71 offers a unique pseudoplastic rheology profile, performing also strongly at medium shear rate and significantly at high shear rates. Its use ensures a smooth structure and an optimized easiness of coat with no spatter. Coapur™ XS 71 ensures the best color development possible while using pigment pastes, even in presence of problematical binders. The use of Coapur™ XS 71 limits viscosity drop after pigment paste addition, eliminates pigment flooding and floating during storage and enables to match excellent results based on rub-out test.