The present paper aims at investigating the photocatalytic degradation of aqueous phenol solution in the fixed bed photo reactor by using the cement adhesive catalyst TiO 2 under a high pressure mercury lamp. 以高压汞灯为光源,研究水泥固定TiO2在光反应器内光催化降解苯酚水溶液。
This work introduces nice results for the preparation of phenoxyacetio acid in benzene-sodium hydroxide aqueous system through condensation of phenol with chloroacetic acid. 本文报道在苯&氢氧化钠水溶液中,由苯酚和氯乙酸缩合制取苯氧乙酸的良好结果。
[ Results] The aqueous extract of cudweed significantly prolonged the tussive delitescence of mice, decreased the tussive times of guinea pigs and increased the secretion of mouse 'trachea induced by phenol red. [结果]鼠曲草水提物可延长小鼠、豚鼠的咳嗽潜伏期和减少咳嗽次数;增加小鼠气管纤毛对酚红的分泌排出量。
Immobilization of Titanium Dioxide to Degrade Aqueous Phenol Solution by Photocatalysis 负载型TiO2光催化降解苯酚水溶液
The synthesis of p-phenylphenol was investigated and improved in this paper. The first step: In aqueous hydrochloric acid, phenol and cyclohexanone were condensed to give 1,1-bis ( 4-hydroxyphenyl) cyclohexane. 本论文首先以苯酚和环己酮为原料,在浓盐酸介质中,缩合得到中间产物1,1-双(4-羟基苯基)环己烷;
The degradation of aqueous phenol was the combination of direct discharging on anodes and indirect oxidation by active intermediate. 苯酚的降解是苯酚在阳极直接放电氧化和自由基间接氧化两种方式的结合。
An aqueous alkaline phenol-formaldehyde resin was produced from phenol and formaldehyde using NaOH as catalyst, and the relevant synthetic process was also optimized. 介绍了一种铸造用CO2硬化碱性酚醛树脂粘结剂的试验研究,选用NaOH作催化剂,以甲醛和苯酚为原料合成了一种碱性酚醛树脂,并优化了合成工艺。
A process flow was put forward in this article to deal with waste aqueous ammonia containing impurities such as CO_2, phenol, pyridine and phenylamine, by means of gas phase adsorption and acid absorption in order to recover ammonia in the waste solution. 本文提出一种处理含CO2、酚、吡啶、苯胺等杂质的污氨水的工艺流程,采用气相吸附净化,酸吸收的方法,实现了污氨水中氨的回收利用。
According to solubilization of surfactant micelle and phase-separation of nonionic surfactant aqueous system induced by temperature, extraction of phenol with Triton X-100 two-phase micellar system was carried out. 根据胶束的加溶原理和非离子表面活性剂系统在浊点温度以上自动分相的现象,采用TritonX-100胶束系统萃取苯酚。
An aqueous alkaline phenolic resin was synthesized from phenol and formaldehyde using NaOH as catalyst. 利用NaOH作催化剂,以甲醛和苯酚为原料合成一种碱性酚醛树脂。