A kind of method for preparing pharmaceutic adjuvant polyvinylpolypyrrolidone

Polyvinylpolypyrrolidone（Abbreviation PVPP）For the synthesizing cross-linked water-fast homopolymer of NVP, frequently as disintegrating agent and filler in medicine etc., with many excellent and performance of uniqueness, it is a kind of important medical auxiliary materials.The invention belongs to the polymerization technique field of macromolecular material, and in particular to a kind of preparation method of pharmaceutic adjuvant polyvinylpolypyrrolidone.The method production process is simple, and convenient post-treatment greatly reduces the cost of product, and nontoxic, is adapted to the production of pharmaceutical grade polyvinylpolypyrrolidone.