综述了聚乙烯吡咯烷酮的性质,合成方法及其应用。
Ths paper reviews the property, some methods about synthesis and use of polyvinyl pyrrolidone.
用化学动力学方法预测了聚乙烯吡咯烷酮碘的贮存期。
The shelflife of providone-iodine was forecasted by the method of chemical dynamics.
发明的三元:(一)一乙烯基酰胺,如聚乙烯吡咯烷酮或乙烯基己内酰胺;
The terpolymers of the invention: (a) a vinyl lactam, such as vinyl pyrrolidone or vinyl caprolactam;
结果:微晶纤维素与交联聚乙烯吡咯烷酮的最佳处方用量分别为40%、10%;
RESULTS:The optimized formula dosage of microcrystalline cellulose and crospolyvinylpyrrolidone were40%and10%respectively;
研究了交联聚乙烯吡咯烷酮(PVPP)吸附库拉索芦荟凝胶液中多酚的条件和效果。
The adsorption conditions and effects on poly-phenol in Aloe vera gel with cross linked polyvinyl pyrrolidone (PVPP) was studied in this paper.
以硝酸银为原料,经过改动聚乙烯吡咯烷酮pvp地质量,到达节制纳米构造银地描摹。
Take hydrogen nitrate silver as raw material, by changing polyethylene azole alkane ketone PVP mass, reaching the appearance controlling the silver nanometer structure shape.
考察了聚乙烯吡咯烷酮(pvp)以及冻融处理对丹参酮脂质体的药物渗漏和微粒聚结特性的影响。
The effects of PVP in formulation and freeze thawing steps on drug leakage and aggregation of tanshinone liposomes were investigated.
在复合纳米纤维中,聚乙烯吡咯烷酮与碘之间存在着化学键合、形成了聚乙烯吡咯烷酮-碘络合物。
In the composite nanofibers, chemical bonding existed between polyvinyl pyrrolidone and iodine to form PVP - I2 complex.
确定了制片压力、润湿剂无水乙醇和粘合剂聚乙烯吡咯烷酮为影响崩解时间和片剂硬度的主要影响因素。
The main factors that influence tablet hardness and disintegration time are wetting agent ethanol, agglutinating agent polyvinylpyrrolidone(PVP) and tablet pressure.
探讨了聚乙烯吡咯烷酮浓度,羧甲基淀粉钠用量对法莫替丁分散片崩解的影响及不同介质对其溶出的影响。
Famotidine dispersible tablets were prepared. The influence of PVP concentration, sodium starch glycolate quantity and different medium on disintegration and dissolution rate is discussed.
结果:优选的崩解剂组成为:交联聚乙烯吡咯烷酮5%,微晶纤维素40%,低取代羟丙基纤维素15%。
Results: The composition of the choice breaking agents is 5% of cross-linked polyvinylpyrrolidone, 40% of microcrystalline cellulose and 15% of low-replacing hydroxypropyl cellulose.
对聚乙烯吡咯烷酮系列辅料在药剂制备中,尤其在粘合、分散、薄膜包衣以及控释等方面的用途进行了综述。
The applications of polyvinylpyrrolidone (PVP) in the preparation of pharmaceuticals, especially for adhesion, dispersion, film-coating, and controlled release etc., are summarized.
对聚乙烯吡咯烷酮(PVP-K30)改性纳米零价铁(NZVI)用于水中四环素(TC)的去除进行研究。
Nanoscale zerovalent iron (NZVI) modified by polyvinylpyrrolidone (PVP-K30) was applied to remove tetracycline (TC) from aqueous solutions.
结果:优选的最佳处方为微晶纤维素20%、交联聚乙烯吡咯烷酮6%、羧甲基淀粉钠5.5%和聚乙烯吡咯烷酮8%。
RESULTS:The optimized formulation was composed of microcrystalline cellulose 20%, cross-link polyvinyl pyrrolidone 6%, sodium carboxymethyl starch 5.5% and polyvinyl pyrrolidone 8%.
EZ- Plant溶液含有大分子量的聚合物,聚乙烯吡咯烷酮(pvp),能和植物组织中的有活性的多酚多糖污染物结合。
The EZ-Plant solution contains a high molecular weight polymer, polyvinylpyrrolidone (PVP), which binds the reactive polyphenolic and polysaccharide contaminants present in plant tissues.
将聚乙烯吡咯烷酮(pvp)与其他表面活性剂和有机添加剂复配,探讨了其用于防沾色洗涤剂和活性染料染色皂洗剂中的应用性能。
Polyvinylpyrrolidone (PVP) was composed with other surfactants and organic additives to probe its properties when used in anti-staining detergents and soaping agents for reactive dyeing.
在聚乙烯醇(PVA)、聚乙烯吡咯烷酮(PVP)和壳聚糖(CTS)等软模板存在下,通过液相化学还原法制备出各种形貌的银纳米粒子。
In the presence of soft-template such as PVP, PVA and CTS, Ag nanoparticles with different morphologies were prepared through liquid phase chemical deoxidization method.
方法:以聚乙烯吡咯烷酮(PVP)、聚乙二醇-6000(PEG-6000)为载体,溶剂法和溶剂熔融法制备固体分散体,并进行体外溶出度研究。
Method: carvedilol solid dispersions were prepared by solvent-melting and coevaporation methods with PEG-6000 and PVP as carriers, the study on the dissolution was conducted in vitro.
与聚乙烯聚吡咯烷酮比较,具有吸附速度快、吸附单宁更强及成本低廉的优点。
Compared to the polyvinyl pyrrolidone, the rice hull adsorbent has advantages of fast adsorption, stronger adsorbability for tannin and lower cost.
用此法制得的聚乙烯基吡咯烷酮适用于药物和食品工业。
The PVP obtained can be applied to the pharmaceutical and food industries.
聚乙烯基吡咯烷酮(pvp),是一种水溶性精细高分子聚合物。
Polyvinylpyrrolidone (PVP) is a kind of fine polymer obtained by free radical polymerization of N-vinyl pyrrolidone (NVP).
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 photografting polymerization of Nvinyl pyrrolidone (NVP) on the surface of LDPE film with photo grafting method was studied and LDPEgNVP was characterized by FTIR qualitatively.
本发明涉及化学聚合物的制备方法,蛋白质大分子印迹聚乙烯基吡咯烷酮的制备方法。
The invention relates to a method for preparing chemical polymers, particularly relates to a method for preparing protein macromolecule imprinted periston.
本发明涉及化学聚合物的制备方法,蛋白质大分子印迹聚乙烯基吡咯烷酮的制备方法。
The invention relates to a method for preparing chemical polymers, particularly relates to a method for preparing protein macromolecule imprinted periston.
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