73320156
Jul 22, 1981
Oct 25, 1983
Chemical Products for Use in the Cosmetic and Pharmaceutical Industries-Namely, Solubilizers, Crystallization Retarders, Stabilizers for Suspensions, Binders, Film Formers, Pigment Dispersants, Thickeners, Hydrophilic Agents, and Irritant Reducers; Said Products Based on, for Example, Polyvinylpyrrolidone Polymers or Vinylpyrrolidone/Vinyl Acetate Copolymers
Chemicals