This paper investigated factors of photocatalytic degradation of phenol in Titanium Dioxide suspension. 采用二氧化钛悬浆体系,考察了光催化降解苯酚的影响因素。
A liquid chromatography method determination of phenol and high-boiling components in bisphenol A process is investigated. 研究了一种用液相色谱法测定双酚A物料中苯酚和高沸点物含量的方法。
A better method of decreasing free formaldehyde and free phenol during the synthesis of phenolic resol resin was investigated. 经分析,改性后的酚醛树脂中,游离酚和游离醛的含量进一步降低。
This paper reports a new process of synthesizing paracetamol from phenol by acetylization, oximation and Beckmann rearrangement. 报道了由苯酚经过乙酰化、肟化、重排反应合成扑热息痛的一种新方法。
Study of New Type Ionic Liquid Prepared by Phenol and Caprolactam 对苯酚和己内酰胺制备的新型离子液体的研究
Properties of modified phenol resin, precoated sand preparation and property test have been narrated. 叙述了改性酚醛树脂的性能、及膜砂制备配方及其性能测定。
The properties and mechanisms for repetitious sorption of phenol to organobentonites from water were studied. 研究了一系列有机膨润土多次吸附水中高浓度苯酚的性能及机理。
Disodium phenyl phosphate was synthesized using phenol, phosphorus oxychloride and sodium carbonate as starting materials. 以苯酚、三氯氧磷和氢氧化钠为原料合成了磷酸苯二钠。
Objective: to set up menthol tincture phenol preparation and quality control method. 目的:建立薄荷脑苯酚酊的制备与质量控制的方法。
HPLC method was established for determination of phenol, camphor and thymolum in Menthol and Thymol Liniment. 建立测定薄荷麝香草酚搽剂中苯酚、樟脑和麝香草酚含量的高效液相色谱法。
The phenol resins and plastics were the original synthetic thermosetting materials. 酚树脂和塑料是原始的热硬化性的合成材料。
The researchers also measured fruit and juice content of phenol. 研究人员还测定了水果和果汁中苯酚的含量。
The method for synthesizing DL-p-hydroxyphenylglycine with glyoxylic acid, phenol and phthalimide was investigated. 对利用乙醛酸、苯酚、邻苯二甲酰亚胺合成DL-对羟基苯甘氨酸的方法进行了研究。
The recoveries of phenol and aniline are in the range of 99.0%-103.8% and 97.8%-100.6%, respectively. 苯酚和苯胺的回收率分别为99.0%-103.8%和97.8%-100.6%。
The experiment showed that in4 kinds of phenols, phenol and o-cresol can be degraded by anaerobic microbe, while p-cresol and pentachlorophenol can't. 试验表明,4种酚类物质中,苯酚和邻甲酚可被厌氧微生物降解,而对甲酚和五氯酚不能被厌氧微生物降解。
Tetrachlorobisphenol A was synthesised from phenol, propanone and chloride by two steps. 本文研究了由苯酚、丙酮和氯气经两步合成四氯双酚A的一种新方法。
Recent progress and synthesis methods on direct hydroxylation of benzene to phenol are systematically introduced. 介绍了近年来苯直接羟化合成苯酚的研究进展和合成方法。
Several methods to preprocess the sample for determination of phenol in sewage are reported and compared. 本文主要简述了在测定污水中苯酚时对污水试样的一些预先处理方法。
When classic mesoporous aluminosilicates are used as catalysts, both phenol conversion and2,4-DTBP selectivity are very low. 普通介孔硅铝酸盐作催化剂时苯酚的转化率和2,4-二叔丁基苯酚的选择性都偏低。
A mathematical model of adsorption of phenol in soil has been studied using linear function of adsorption isotherm. 本文利用等温吸附的线性关系,对苯酚在土壤层中的吸附动力学过程进行数学模拟研究。
This paper reviewed the developing processes of catalysts for butylphenols synthesis, and the reaction mechanism of alkylation of phenol over catalysts was discussed. 综述了合成叔丁基苯酚催化剂的发展过程,对在催化剂上进行苯酚叔丁基化的反应机理进行了探讨。
During two weeks that anthocyanin begined to accumulate, flavonoid and total phenol decreased. 在花青苷开始积累的两周内类黄酮和总酚含量下降。
The result showed that solubilization of phenol in coacervate phase was related to the structure of surfactant micelle. 实验表明:溶质在凝聚层相的增溶与表面活性剂形成胶束的结构有关。
It is insoluble in carbon disulphide, soluble in hot aniline and phenol. 它不溶于二硫化碳,溶于热苯胺和苯酚。
The amidation and esterification of different cyclic anhydrides with aniline and phenol gave different major products, and the routes were optimized. 研究了环酐与苯胺和苯酚的酰胺化及酯化反应,优化了酰胺化及酯化反应条件。
Study on the Degradation of Phenol in Wastewater by UV-Fenton Method UV-Fenton法降解废水中苯酚的研究
Studies on Adsorption Properties of Activated Carbon of Rice Straw on Phenol and Methylene Blue 稻草秸秆基活性炭对苯酚和亚甲基蓝的吸附性能研究
A method for the determination of phenol in printing ink by brominating derivatization and gas chromatography is described. 建立了溴化衍生测定喷墨打印墨水中苯酚的方法。
The thermoset phenolic resin with high char yield has been synthesized with Naphthol, phenol and formaldehyde. 以萘酚部分替代苯酚合成了高残炭热固性酚醛树脂。