吡咯烷

The catalytic property was tested by hydrogenation ofα-octene, cyclohexene and nitrobenzene in ethanol, octane and cyclohexane were prepared at normal temperature and under hydrogen pressure in a 100% yield, respectively.

聚乙烯吡咯烷酮负载纳米钯的超细纤维状催化剂，钯纳米颗粒直径在15 nm以下，并且纳米颗粒负载分布均匀，在室温下催化α-辛烯的加氢反应，产率可达到100%。

Methods Making 20% bleaching water solution by using 10% CP with Carbopol or PVP as carriers and 10% Opalescence. Experiment rats were perfused the bleaching solution by 5ml/kg via oral route continually for seven days, control rats were perfused distilled water according to equal standard, then combine clinical signs, food utilization rate and pathology to evaluate the short term systemic toxicity of the lab rats.

将以卡波姆或聚乙烯吡咯烷酮为增稠载体的10％CP和10%Opalescence漂白凝胶制备成20%的水溶液，实验组白鼠按5ml/kg经口途径给服，对照组按同等标准给服等量蒸馏水，持续7天，通过临床体征、食物利用率、体重相对增长率以及病理表现来评价受试材料的短期全身毒性。

Sodium fatty alcohlo ether sulfate, S-80, fatty alcohol-polyoxyethylene ether and S-60 resulted in slow photodecomposition of rotenone in aqueous solution revealing a photo-extinction effect, sodium dodecylberzenesulfonate, tween-60, hexadecyl trimethyl ammonium bromide and poyl vinyl pyrrolidone made the photolysis of rotenone in aqueous solution fast showing an obvious photosensitized effect.

室内条件下研究了鱼藤酮水溶液存在不同表面活性剂时，鱼藤酮的紫外光降解，结果表明：脂肪醇聚氧乙烯醚硫酸钠、司本－80、长链脂肪醇聚氧乙烯醚和司本－60对鱼藤酮在水溶液中的光解速率表现出显著的光猝灭降解效应；十二烷基苯磺酸钠、吐温－60、十六烷基三甲基溴化铵和聚乙烯吡咯烷酮对鱼藤酮在水溶液中的降解表现出一定程度的光敏化作用。

Said preparation method includes: dissolving curcumin and polyvinyl pyrrolidone according to mass ratio of 1:4-1:15 in organic solvent (for example absolute ethyl alcohol, propyl alcohol, isopropyl alcohol and ethyl acetate), making reduced pressure distillation at 55-95deg.C to remove most of ethyl alcohol to obtain paste material, quickly pouring the paste material into a stainless steel disk, vacuum drying at 60-90deg.C in drying oven and pulverizing.

本发明将姜黄素和聚乙烯吡咯烷酮按质量比1∶4～1∶15溶于有机溶剂(如无水乙醇、丙醇、异丙醇、乙酸乙酯等)，于减压蒸馏55-95℃下除去大部分乙醇至成糊状，迅速倒入不锈钢盘中，在60-90℃下真空烘箱烘干，用粉碎机粉碎，得到姜黄素固体分散体。

Objective To study the protective effects of pyrrolidine dithiocarbamate on cardiomyopathy induced by adriamycin in rats and its mechanisms.

目的 研究吡咯烷二硫代氨基甲酸盐对阿霉素致大鼠心肌损伤的保护作用及作用机理。

In this present dissertation, a series of new kinds of C〓-pyrrolidine derivatives were synthesized, and the properties of these c...

本论文设计合成了一系列的C〓吡咯烷分子，并对这些分子及其自组装形成的聚集体进行了相关性质的研究，本论文主要工作及结论如下： 1。

AIM: To investigate the effect of pyrrolidine dithiocarbamate, a specific inhibitor of NF-κB on the proliferation and apoptosis of K562 cells and to explore the anti-tumor mechanism of PDTC.

目的：观察核转录因子NF-κB活性特异性抑制剂PDTC（吡咯烷二硫代氨基甲酸盐）对急性白血病细胞系K562细胞增殖的影响，并探讨其机制。

But do not fried, at a high temperature can promote food Synthesis of nitro compounds in Central Asia to which nitroso pyrrolidine and carcinogens such as dimethyl sulfoxide Thiamine content increased.

但千万不要油煎，在高温下可促进食物中亚硝基化合物的合成，使其中的亚硝基吡咯烷和二甲基亚硫胺等致癌物的含量增高。

Objective: To explore the effect of NF-κB inhibitor pyrrolidine dithiocarbamate on osteoclasts induced by wear debris of high molecular weight polyethylene around prosthesis.

目的：探讨核因子－κB抑制剂吡咯烷二硫代氨基甲酸盐对高分子质量聚乙烯磨损颗粒诱导的假体周围组织破骨细胞分化成熟的影响。

The total level of volatile amines such as propylamine and pyrrolidine in beers was less than 1.0 mg/L and only in one sample did their concentration reach 5.80 mg/L.

啤酒中挥发胺如丙胺、吡咯烷等的总水平低于1.0毫克/升。只有一个样品其挥发胺的总水平达到5.80毫克/升。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。