NeoCryl A-550 is recommended for use in flexo and gravure printing inks or OPV's, packaging films, paper and board applications. Less than 20% of NeoCryl A-550 on the total resin solids modification is adequate to improve block and scratch resistance of OPV and printing inks. NeoCryl A-550 has excellent compatibility with acrylic emulsions, hybrid polyurethane/acrylic dispersions, and polyurethane dispersions with good stability.