vinyl pyrrolidone meaning in English
乙烯替吡咯烷酮
Examples
- Abstract : large quantities of spheric silver colloidal particles , which were protected by poly vinyl pyrrolidone ( pvp ) , can be converted into flake silver powders using photoinduced method
摘要：将银溶胶用适当的保护剂保护后，置于一定波长的可见光下进行辐照可以得到纳米级片状银粉。 - Abstract : the photografting polymerization of n - vinyl pyrrolidone ( nvp ) on the surface of ldpe film with photo grafting method was studied and ldpe - g - nvp was chara cterized by ftir qualitatively
文摘:采用一步法和二步法研究了聚乙烯薄膜表面的n -乙烯基吡咯烷酮光接枝反应，并用傅立叶变换红外光谱仪定性表征了反应结果。 - The dispersity and stability of the graphite aqueous suspensions was investigated with centrifugation , the violet visible spectrophotometer , the laser particle size analyzer and scanning electron microscopy ( sem ) . the following aspects of the production technique were carefully studied : 1 . the effects of surfactants , poly ( vinyl alcohol ) ( pva ) , poly ( vinyl pyrrolidone ) ( pvp ) , sodium alginate ( sa - na ) and poly ( sodium acrylate ) ( pa - na ) on the suspension stability of graphite were investigated
本研究的主要内容有以下三个方面: 1 、研究了阴离子表面活性剂、非离子表面活性剂、聚乙烯醇( pva ) 、聚乙烯基吡咯烷酮( pvp ) 、海藻酸钠( sa - na ) 、聚丙烯酸钠( pa - na )对石墨在水中分散性和稳定性的影响; 2 、研究了分散方法、分散介质、 ph值及羧甲基纤维素钠( cmc )含量对石墨在水中分散性和稳定性的影响; 3 、研究了聚乙烯醇( pva ) 、聚乙烯基吡咯烷酮( pvp ) 、海藻酸钠( sa - na ) 、聚丙烯酸钠( pa - na )四种助分散剂与羧甲基纤维素钠( cmc )复配对石墨在水中分散性和稳定性的影响。