2021-06-30N-乙烯基吡咯烷酮-聚维酮K30-2-吡咯烷酮-乌兰察布市珂玛新材料有限公司

天津通过进一步的研究，得到了NVP在丙烯酸或kso存在下的水解机理。NVP分子中乙烯基的电荷不平衡，即双键连接的两个碳原子的电荷密度不同。这种电荷不平衡为NVP的水解提供了可能。当存在酸性或碱性离子时，NVP在分子中发生异构化，形成一系列过渡态，NVP水解的二步是吡咯烷酮与NVP分子的加成反应，产物在水存在下进一步分解为吡咯烷酮和乙醛。

2021-05-24Inner Mongolia povidone K30 manufacturer-Koma New Material Co., Ltd.-Factory direct sales

天津聚维酮K30是通过对吡咯烷酮和乙烯加压而制备的乙烯基吡咯烷酮单体，以及通过催化剂的聚合而获得的1-乙烯基-2-吡咯烷酮均聚物。聚维酮K30疏水性和亲水性。化学性质相对稳定，制剂效果良好。它是重要的固体制剂赋形剂。目前，它在医药领域得到了广泛的应用，行业具有良好的发展前景。

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