VP/VA copolymer. Plasdone™ S-630 polymer by Ashland Specialty Chemical acts as a rheology modifier, film former and substantive agent. It is 60:40 linear random copolymer of N-vinyl-2-pyrrolidone and vinyl acetate.
Plasdone™ S-630 polymer is used in oral care applications. It is a tablet binder with breaking force and low friability. It forms tough, clear & flexible films with high substantivity to skin.
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