环己烷

A new process for recovering valuable organic acids from waste alkali liquor in cyclohexane oxidation is introduced.

介绍了一种从环己烷氧化废碱液中回收高价值有机酸的新方法。

It is of great academic and practical importance to study and develop highly efficient and environmentally friendly catalytic cyclohexane oxidation processes.

本文尝试采用普通氧化物负载的纳米金催化剂用于以氧气为氧化剂的环己烷选择性氧化反应。

In an agitated reactor, the polymer was dissolved in cyclohexane at 60-70 °C and purged with nitrogen.

在一个反应釜，聚合物溶解于环己烷，在60-70 ° C和无机氮。

The characteristics of cyclohexane oxygen-enriched oxidation were studied.

研究了环己烷富氧氧化的特征，考察了进气氧浓度的提高对反应速度、选择性、安全性和经济性的影响。

Also we observed in this study there is a direct proportional relationship between the cyclohexane conversion and the amount of catalyst initiator "NHPI".

此外，我们在本研究中观察到有直接的比例关系，环己烷转化率和催化剂用量引发" NHPI "。

Under the suitable conditions of reaction temperature 170℃, 1.5 MPa air and reaction time 6 h, the conversion of cyclohexane and the total selectivity of cyclohexanone and cyclohexanol were 5.39% and 88.7% respectively.

在反应温度170℃，空气压力1.5 MPa，反应时间6 h的优化条件下，环己烷转化率与酮醇总选择性分别为5.39%和88.7%。

In this dissertation, metal oxide supported nano gold catalysts were applied to catalyze selective oxidation of cyclohexane to cyclohexanone and cyclohexanol using oxygen.

本文尝试采用普通氧化物负载的纳米金催化剂用于以氧气为氧化剂的环己烷选择性氧化反应。

Cyclohexane conversion of 33.7%,selectivity to cyclohexanone and cyclohexanol of 97.2%,cyclohexan...

在70℃和n(C6H12)∶n(H2O2)=1∶2条件下，采用两次加入过氧化氢的方式，环己烷转化率为33.7%，酮醇总选择性97.2%，n∶n=1.99，过氧化氢利用率37.1%。

FDA has stated that the 1,4 dioxane levels found in their monitoring of personal care products and cosmetics "do not present a hazard to consumers."

FDA已经表示1，4 –二氧杂环己烷存在于在其监控范围内的化妆品和个人护理用品的水平"对消费者不构成危害"。

The allegations about the presence of 1,4 dioxane and formaldehyde in personal care products were made in a report to be released March 12, 2009, by the Campaign for Safe Cosmetics.

有关宣称个人护理产品中存在1，4 –二氧杂环己烷和甲醛成分的指控源于安全化妆品运动组织于2009年3月12日发布的一份报告。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。