Necowel 922 by ASK Chemicals is a surfactant-free, water-borne and PU-modified alkyd emulsion used for the formulation of ecofriendly coatings. It is VOC- and SVOC-free. In addition, it is free of PTBBA as well as free of MIT. Ammonia is used as a neutralizer. It is recommended for architectural coatings, wall paints, wood lacquers, trim and house paints. It fulfills ecolabel requirements in combination with excellent hardness development due to its unique backbone and a balanced choice of fatty acids. The alkyd emulsion offers easy handling properties, high shear resistance and excellent gloss with low yellowing tendency. In general, all Necowel-based alkyd emulsions can be either used alone or as co-binder in combination with acrylates. Shelf life of Necowel 922 is about 6 months in closed original packaging.
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NECOWEL 922 properties
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