Active 55
Active 55, Polyvinyl acetate partially hydrolysed, solution in water and ethanol, CAS 25213-24-5, Poly vinyl acetate PVAc, Active® 55 is a partially hydrolysed polyvinyl acetate, solution in water and ethanol.
https://www.nouryon.com/product/active-55-polyvinyl-acetate-partially-hydrolysed-solution-in-water-and-ethanol-cas-25213-24-5/