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- The paper deals with selection of thermal isolation scheme,the project construction,checking and acceptance and effect testing in dihydric phenol project with significance for popularization. 介绍二元酚项目中保温方案的选择;保温工程的施工与验收;保温效果的测试与评价。具有推广意义。
- STUDY ON DEACTIVITY OF CATALYST IN HYDROXYLATION OF PHENOL TO PRODUCE DIHYDRIC PHENOL 苯酚直接羟化制备苯二酚催化剂失活过程研究
- Study on hydroxylation of phenol for production of dihydric phenol in JX titanium silicalite catalyst 钛硅分子筛催化剂条件下苯酚羟化制苯二酚的过程
- Calculation of mean activity in n-CSTR on hydroxylation of phenol to produce dihydric phenol 苯酚直接羟化制备苯二酚催化剂的活性计算
- Keywords CuZSM 5 zeolite;Hydrogen peroxide;Phenol;Hydroxylation;Dihydric phenol; 5分子筛;过氧化氢;苯酚;羟化;苯二酚;
- Keywords Reversed phase high performance liquid chromatography;Phenol hydroxylation;Dihydric phenol;Heteropolyacid salts; 反相高效液相色谱;苯酚羟基化;苯二酚;杂多酸盐;
- dihydric phenol 二羟酚,二元酚
- Reversed-phase HPLC determination of related dihydric phenols in phenol hydroxylation catalyzed by heteropolyacid salts 杂多酸盐催化苯酚羟基化制备苯二酚反应产物的反相高效液相色谱分析
- Keywords Stationary phase of gas chromatogrph;Poly(ether-ether-ketone);Separation;dihydric Phenols; 气相色谱固定相;聚醚醚酮;分离;酚类化合物;
- The real rate of removing phenol is more than99.9%. 与常见的塔设备相比具有设备简单、作灵活,维护方便等特点。
- Of, relating to, containing, or derived from phenol. 苯酚的苯酚的,有关苯酚的,含有苯酚的,或从苯酚中提炼的
- dihydric phenols 双酚
- Phenol contents and browning in tissue culture of Pistacia vera L. 阿月浑子总酚含量与褐变关系研究。
- It is involved in phenol metabolism and membrane function. 这是和酚代谢及细胞膜功能有关。
- Further hydrogenation of phenol leads to cyclohexanol very cleanly. 苯酚加氢进一步导致环非常清廉.
- A dihydric alcohol in which one hydroxyl has been replaced with an amino group. 脱氢酒精一种脱氢酒精,其中的一个羟基被一个氨基所代替。
- Phenol red test was used to observe its expectorant action in mice. 用小鼠酚红实验观察其祛痰作用。
- Brown liquid ,mainly consist of phenol ,cresol and xylenol etc. 棕褐色液体,主要由苯酚,甲酚和二甲酚等组成。
- Secondly, 2-anisyl phenol is used to increase content of aromatics. 第二,加入邻甲氧基苯酚以增加芳香分的含量。
- With HPLC the two-phase nitration of phenol is stud-ied. 利用HPLC研究了苯酚的两相硝化反应。