KURARAY POVAL™ L-11 by Kuraray is polyvinyl alcohol (PVOH) grade. It is water-soluble polymer manufactured by alcoholysis of polyvinyl acetate. It is used as an adhesive promoter. It is designed for modification of emulsion adhesives and remoistenable adhesives in the paper processing industry. Aqueous solution of KURARAY POVAL™ L-11 can be added to polymer emulsion which is already stabilized with polyvinyl alcohol to extend the open time, increase setting speed and influence the rheology. It is used in postage stamps and labels. Complies with EU Directive 67/548/EC regulation. The recommended shelf life is 12 months.
Functions: Adhesion Promoter, Binder, Coupling Agent
Chemical Family: Polyvinyl Alcohols & Esters
End Uses: Paper & Pulp, Textile Auxiliaries