20090149599 | Polyvinyl Alcohol-Based Resin and Use Thereof - An object of the present invention is to provide a novel polyvinyl alcohol-based resin excellent in viscosity stability of an aqueous solution, high-speed coatability, reactivity with a crosslinking agent and water solubility. The invention relates to a polyvinyl alcohol-based resin comprising a structural unit having a carboxyl group-containing long-chain alkyl group on a side chain, which is represented by the general formula (1): | 06-11-2009 |