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- N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst. 以苯胺和溴乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N,N二乙基苯胺。
- N,N-diethylaniline was synthesized under normal tempreture with tetraethyl ammonium hydroxide as phase transfer catalyst.The various factors affecting on the yield of the product were studied. 以苯胺和溴乙烷为原料,用四乙基氢氧化铵作相转移催化剂,在常压下合成N,N二乙基苯胺。
- Keywords TS zeolite;synthesis;tetrapropyl ammonium bromide;tetraethyl ammonium hydroxide;diethyl amine;trimethyl amine; TS分子筛;合成;四丙基溴化铵;四乙基氢氧化铵;二乙胺;三甲胺;
- Keywords tetraethyl ammonium hydroxide;phase transfer catalyst;N;N-diethylaniline; 四乙基氢氧化铵;相转移催化;N;N-二乙基苯胺;
- tetraethyl ammonium hydroxide 氢氧化四乙基铵
- The graphite is mixed with clay from Mississippi in which ammonium hydroxide is used in the refining process. 石墨要与产自密西西比河床的粘土混合，在精炼过程中，还要用到氢氧化铵。
- A new water developable,photosensitive phenolic resin containing quaternary ammonium hydroxide groups and acrylate groups(AQHPR) was synthesized. 研究了作为新型水显影阻焊剂组分的含丙烯酸酯基及季铵碱基的酚醛树脂的各种感光条件。
- Washburn method is applied to investigate the different effect of molecular deposition filming flooding a-gent (MDFFA) , tetraethyl ammonium bromide [(Et)4NB] and hexadecyl trimethyl ammonium bromide (CTAB) on the wettability of oil reservoir minerals. 用Washburn法对比了单分子双季铵盐MD膜驱剂、四乙基溴化铵[(Et)4NB]和十六烷基三甲基溴化铵(CTAB)对油藏矿物润湿性的影响。
- Water; Stearic Acid; Linseed Oil; Soybean Oil; Fragrance; Ammonium Hydroxide; Propylene Glycol; Gelatin; Camphor; Menthol; Phenol; Clove Oil; Eucalyptus Oil; Calcium Hydroxide. 水;硬脂酸;亚麻籽油，大豆油;香水;氢氧化铵;丙二醇;明胶;樟脑;薄荷;苯酚;丁香油;桉树油;氢氧化钙
- The experiment results show that adding a little amount PAA to the ammonium hydroxide can increase the sedimentation rate and improve the filtrate rate of ADU serosity evidently. 结果表明：在ADU沉淀过程中，通过在沉淀剂氨水中加入少量PAA，能显著增加ADU的沉降速度和改善ADU浆体的过滤性能；
- Precipitation conditions, such as molar ratio of ammonia to uranium, uranium content, ammonium hydroxide content, temperature, rate of adding uranium, etc. , have influences on ADU particle size, its microstructure and the properties of UO2 powder. 沉淀条件例如氨铀比,铀浓度,氨水浓度,温度,加料速度等影响着ADU颗粒尺寸和微观结构以及其后UO_2粉末的性质。
- TEAB(tetraethyl ammonium bromide) 溴化四乙铵[抗高血压药]
- Two methods for the determination of magnesium in rare earth-magnesium middle alloy by EDTA titrimetry,i.e.oxalic acid precipitation and ammonium hydroxide precipitation,were studied. 研究了分别采用草酸和氢氧化铵沉淀分离稀土镁中间合金中的稀土,EDTA络合滴定法快速测定电解稀土镁中间合金中镁的两种方法。
- TEAC(tetraethyl ammonium chloride) 氯化四乙铵[抗高血压药]
- Ammonia (ammonium hydroxide) in the majority of metals and non-metallic liquid ammonia and ammonia (ammonium hydroxide) in the corrosion is very slight, only copper and copper alloy unfit for use. 氨（氢氧化氨）大多数金属和非金属在液氨及氨水（氢氧化氨）中的腐蚀都很轻微，只有铜和铜合金不宜使用。
- tetraethyl ammonium chloride(TEAC) 氯化四乙(基)铵
- "More broadly, ammonium hydroxide (see ammonia) and soluble hydroxides of the alkaline earth metals are also called alkalies. 碱是强碱性的，会使红石蕊试纸变蓝色；
- benzyltrimethyl ammonium hydroxide 氢氧化三甲基苄基铵
- Total quatemary ammonium hydroxide 季铵总碱
- ammonium hydroxide solution, diluted 稀氢氧化铵溶液, 稀氨溶液
