Technology improvement of crude hydrazine hydrate refining procedure was introduced.
介绍了对粗水合肼精制工序的技术改造措施。
The chemical corrosion by the hydrazine hydrate solution enhances cavitation corrosion.
水合肼溶液的化学腐蚀又加剧了空泡腐蚀。
Superfine silver powder was prepared by water-hydrazine hydrate chemical reduction method.
介绍了电子浆料用超细银粉的研制，采用的是水合联氨化学还原工艺。
The production process and technology progress of hydrazine hydrate were emphatically introduced.
重点介绍水合肼的生产工艺及技术进展。
Present situation of China's hydrazine hydrate and ADC blowing agent production is introduced here.
介绍了我国水合肼和adc发泡剂的生产现状，预测了这两种产品所需的耗碱量。
Method for preparing 1, 8-diaminonaphthalene by reducing 1, 8-dinitronaphthalene with hydrazine hydrate.
一种水合肼还原1,8 -二硝基萘制备1,8 -二氨基萘的方法。
According to study of synthesis thiocarbohydrazide, confirmed the optimal ration of hydrazine hydrate to carbon disulfide is 3.
通过对硫代卡巴肼的合成研究，确定水合肼与二硫化碳最佳的物质的量配比为3。
Nanometer copper powders were prepared from acidic waste etching solution containing copper using hydrazine hydrate as a reductive agent.
以酸性蚀刻废液为铜源，水合肼为还原剂，采用液相还原法制备纳米铜粉。
The obtained product was further reacted with 85%-hydrazine hydrate in ethanol to form o-chlorobenzoyl hydrazine. The total yield was 37.8%.
后者以乙醇为反应介质和85%（质量分数）水合肼反应生成邻氯苯甲酰肼，反应总产率37.8%。
The process conditions of reclaiming chromium from electrodeposition chromium waste liquid using hydrazine hydrate as reducing agent were studied.
研究了用水合肼回收电沉积铬废液中铬的工艺条件。
This paper describes the corrosion behavior of heating pipe in hydrazine hydrate evaporator, and shows that the main mechanism is cavitation corrosion.
叙述了水合肼蒸发器加热管的腐蚀情况与腐蚀特征，分析其腐蚀原因主要是空泡腐蚀。
Preparation of hydrazine and hydrazine hydrate is described, application of hydrazine and its derivatives to area of fine chemicals, e, g, pharmaceuticals.
介绍了肼及水合肼的制备方法，着重介绍了肼及其衍生物在医药等精细化工领域中的应用。
The applications of the derivative of hydrazine hydrate to medicine, agriculture and industry are summarized. Its synthesis and recovery rate are reviewed.
综述了水合肼的衍生物在医药、农业及工业上的应用，介绍了其合成方法及收率。
Sodium percarbonate were produced by by-product alkali residue of hydrazine hydrate as the material and wet low temperature synthesis crystallization method.
以水合肼副产碱渣为原料，选择湿法低温合成结晶法制备过碳酸钠。
Metal deactivator N, N'-Di-acetyladipic dihydrazine was prepared by reacting diethyl adipate with hydrazine hydrate, and then was treated with acetic anhydride.
研究了由已二酸二乙酯与水合肼反应合成己二酰二肼。再用乙酸酐酰化己二酰二肼得到金属减活剂N。
Research progresses of catalysts for synthesizing ketazine intermediate in the production process of hydrazine hydrate by method of hydrogen peroxide are introduced.
介绍了过氧化氢法生产水合肼过程中中间体酮连氮合成用催化剂的研究进展。
ZnO nanorod bundles were synthesized by employing zinc acetate dihydrate and hydrazine hydrate as reactants via a simple mild solution method without using any surfactant.
以水合醋酸锌和水合肼为反应物，在不使用任何表面活性剂的条件下，采用一种简单温和的液相法制备了氧化锌纳米棒束。
After structure innovation of refrigerating kettle and centrifuge, quality of refining hydrazine hydrate was improved and power consumption in AC production were decreased.
经过对冷冻釜和离心机结构的改进，提高了精肼质量，降低了AC生产的电耗。
The approach of reutilization of by-product salt slag of hydrazine hydrate was studied. Process technology line was ensured, and technology economic estimation was discussed.
研究了水合肼副产盐渣的回收利用途径，确定了工艺技术路线，讨论了技术经济评价。
Under the condition that the strong basic is medium and ethylene diamine is complex reagent, the method that Ni2 + of wastewater is deoxidized by hydrazine hydrate is studied.
本文研究了强碱性条件下，以乙二胺为络合剂，用水合肼把二价镍离子还原为单质镍的方法。
It is introduced that how the optimization of the hydrazine hydrate synthetic technology by urea method and the hydrazine hydrate purification technology by cooling method has been carried out.
介绍对尿素法水合肼合成工艺、冷冻法水合肼提纯工艺进行的优化，和对丙酮汽提法提纯水合肼进行的尝试。
It is introduced that how the optimization of the hydrazine hydrate synthetic technology by urea method and the hydrazine hydrate purification technology by cooling method has been carried out.
介绍对尿素法水合肼合成工艺、冷冻法水合肼提纯工艺进行的优化，和对丙酮汽提法提纯水合肼进行的尝试。
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