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- Formation of phenolic tar during separation of products from diphenols synthesis by phenol hydroxylation was studied. 对苯酚羟基化合成苯二酚产物分离过程酚焦油的形成原因进行了研究。
- Keywords high performance liquid chromatography;acetophenone;phenol tar;process analyze;quality control; 高效液相色谱;苯乙酮;苯酚焦油;过程分析;品质控制;
- Peter had his head in a tar barrel sure enough. 不出所料，彼得陷入了困境。
- Keywords phenol;diphenol;product separation;phenolic tar;formation reason; 苯酚;苯二酚;产物分离;酚焦油;形成原因;
- Tar is much used in making modern roads. 修建现代公路多用焦油沥青。
- The simulating study of the formation and inhibition of phenolic tars in the process of diphenols preparation by hydroxylation of phenol with iron-based composite oxides as catalyst was conducted. 对铁基复合氧化物催化苯酚羟基化合成苯二酚反应过程酚焦油的生成反应进行了模拟研究。
- phenol tar 酚焦油
- A new syntan product was prepared with tar phenol and ligninsulfonic acid. 以工业副产物木素磺酸和焦油酚为主要原料研制出一种新的合成鞣剂。
- They will report on the experiments with coal tar. 他们将汇报煤焦油的试验情况。
- This kind of tobacco has a high tar content. 这种香烟焦油含量很高。
- Phenolic Tar Formation during Products Separation of Diphenols Synthesis by Phenol Hydroxylation 苯酚羟基化合成苯二酚反应产物分离过程酚焦油的形成原因
- Lignite oil is creosote derived from lignite tar. 褐煤油是从褐煤中得来的防腐油。
- 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。
- White on the outside, black as tar on the inside. 外表皮肤是白,可骨子里却沥青般的黑。
- Shipbuilders caulk wooden boats with oakum and tar. 造船工匠用麻丝和沥青填塞木船缝隙，使之不渗水。
- They put tar on their feet to run in races. 他们赛跑时会把沥青涂在脚上跑步。
- Peter had his head in a tar barrel surely enough. 不出所料，彼得陷入了困境。
- It can be compatible with chlorinated rubber, epoxy, epoxy-tar, tar, epoxy ester, phenol, alkyd paint systems. 与氯化橡胶、环氧、环氧沥青、沥青系、环氧酯、酚醛、醇酸等体系的涂料配套使用。
- Keywords phenol;hydroxylation;diphenols;phenolic tars;mechanism; 苯酚;羟基化;苯二酚;酚焦油;生成机理;
- The new product is also a tar file. 新产品也是一个tar文件。
