氨基磺酸
- 网络Sulfamic Acid;Sulphamic acid
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采用X射线衍射实时分析方法,研究了氨基磺酸系减水剂对水泥水化过程的影响,准确、实时体现了水化反应的动态过程。
The influence of the sulfamic acid series superplasticizers to the hydration process of cement was analyzed on real time by XRD . Real time analysis the hydration dynamic state process .
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离子色谱法同时测定环保型电镀抛光液中氨基磺酸和DL-苹果酸
Simultaneous determination of sulfamic acid and DL-malic acid in environmental friendly electropolishing solution by ion chromatography
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氨基磺酸系高效减水剂ASP缓凝性能研究
Study on the Retarding Performance of Aminosulfonic Acid-Based Superplasticizer
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研究了氨基磺酸系新型高效减水剂ASP对水泥净浆的分散作用机理。
The mechanism of dispersion effect of sulfamic acid series ASP on cement particles was studied .
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氨基磺酸系减水剂对水泥水化过程影响的XRD实时分析
The Sulfamic Acid Series Superplasticizers to the Hydration Process of Cement was Analyzed on Real Time by XRD
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在氨基磺酸镍镀液中电铸制备了两种不同SiC微粒含量的复合材料,研究了热处理对复合材料的抗拉强度和微观组织的影响。
Ni-SiC metal matrix composites with two kinds of SiC content were prepared by electroforming in a nickel sulphamate bath .
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分析了过程中氨基磺酸和尿素用量、反应温度等因素对AES的影响。
Effect of the dosage of aminosulfonic acid and urea and the temperature , etc. on AES was analyzed .
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认为氨基磺酸、强酸性阳离子交换树脂、一水硫酸氢钠、固体超强酸、杂多酸和维生素C是在合成对羟基甲酸丁酯中具有实用价值的催化剂。
It is suggested that amino sulfonic acid , strongly acidic cationic exchange resin , sodium sulfate monohydrate , solid super acid , heteropolyacid and Vitamin C are valuable catalysts in practice for synthesizing p-hydroxyl butyl benzoate .
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经过氨基磺酸铵修饰的SWNTs在水中有比较大的溶解度,而且稳定性也有了很大的提高。
After SWNTs were modified , it had relatively large solubility and high dispersion in water .
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氨基磺酸体系Co-Ni合金电化学共沉积行为及动力学机理
Electrochemical Anomalous Codeposition of Co-Ni Alloys from Sulfamate Electrolytes and its Mechanism
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在氨基磺酸镍镀液中加入La2O3纳米颗粒,制备了Ni纳米La2O3复合镀层。
Ni-nano-La_2O_3 composite coatings were obtained by electrodeposition from a nickel sulfamate solution consisting of La_2O_3 nanoparticles .
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本发明方法中使用的氨基磺酸具有下述结构式R1R2NS(O)2(OH)。
The sulfamic acid used in the method of the invention has the formula R1R2NS ( O ) 2 ( OH ) .
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研究了低苯酚和甲醛残留的氨基磺酸系高效减水剂(ASP)的合成工艺,通过IR和GPC研究了其结构、分子量及分布。
The synthetic technology of aminosulfonic acid-based superplasticizer with low residual quantity of free phenol and formaldehyde was studied , and its structure , relative molecular mass and its distribution were also studied with IR and GPC .
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选取氨基磺酸镍镀液作为基础镀液,研究电镀工艺规范参数对Ni-SiC复合镀层形态与结构的影响,并通过金相显微镜、XRD及SEM对复合镀层进行表征分析。
The effect of electroplating process parameters on composite coating morphology and structure are studied using nickel-sulfamic-acid as mail salt , and the composite coating is characterized by metallurgical microscope , XRD and SEM .
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低坍落度损失高效减水剂氨基磺酸系高效减水剂ASP具有减水率高、坍落度损失小等特点,但其价格较高、混凝土易泌水离析,限制了其工程应用。
Aminosulfonic acid series superplasticizer ( ASP ) has high water reducing rate and low slump loss with time elapsed , but shortcomings such as expensive price , low workable performance , easy bleeding and segregation of concrete limit its application .
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发现加入NH4+、K+、Na+能够增大氨基磺酸铈(III)电解液的电导率,能改善Zn-Ce氧化还原电池的充放电循环性能。
NH4 + , K + and Na + have been found to improved the conductivity of sulfamate cerium (ⅲ) and charge-discharge cycle performance of Zn-Ce redox battery .
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当对羟基苯甲酸、正丁醇和氨基磺酸的物质量比为1:4:0.41,回流分水3h,酯收率达97.9%。
The yield of the ester could reached 97.9 % under amount of substance ratio of p-hydroxy benzoic acid 、 n-butyl alcohol and amino sulfonic acid were 1:4:0.41 , refluxing and water segregation for 3h .
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详细叙述了由TX-10与氨基磺酸反应制取TX-10硫酸酯钠润湿剂的方法。
The synthesis of TX-10 sulfate sodium wetter by means of TX-10 reacting with sulfamic acid was introduced in details .
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结果表明,TiO2/SO4~(2-)、芳基磺酸和氨基磺酸三种催化剂对合成水杨酸异戊酯的酯收率较高。
It shows that TiO2 / SO42 - , salicylic acid ( 2 - hydroxy-benzoic acid ) and aminosulfonic acid are excellent catalysts for synthesis of isoamyl salicylate , which get higher yields and have practical application value .
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以氨基磺酸为脱水剂,于240~260℃加热摩尔比为2∶1的尿素与月桂酸混合物1h,得收率为80.6%的月桂腈。
Lauronitrile was synthesized in 80 6 % yield by the heating reaction of urea ( 0.2mol ) with lauric acid ( 0.1 mol ) at 240 ~ 260 ℃ for 1 hour in the presence of aminosulfonic acid as a dehydrant .
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用氨基磺酸(AMSA)对真丝织物进行接枝印花,结果表明,该方法能获得酸性染料良好的防染性及阳离子染料增深性。
The graft printing of real silk fabrics with sulfoamidic acid results in excellent reserve effect for acid dyes and desirable darkening effect for cationic dyes .
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综述了近年来氨基磺酸作为一种绿色催化剂在有机合成中的应用,主要包括酯化与酯交换、基团保护、氮杂Diels-Alder、重排、取代及缩合等反应。
It is reviewed that sulfamic acid can be utilized as a green catalyst in many important organic reactions such as esterification and transesterification , group protection , imino-Diels-Alder , rearrangement , substitution and condensation .
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氨基磺酸是催化丁酸与丁醇酯化反应的良好催化剂,其最佳反应条件为:催化剂用量为0.2g/0.1mol丁酸,酸醇摩尔比为1∶2,反应时间1.5h,丁酸的酯化率可达97.65%。
Aminosulfonic Acid is a good catalyst on the esterification reaction of butyl butyrate . The suitable conditions have been found . The optimum condition is selected as following : The weight of catalyst is 0.2 ?
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通过稳态阴极极化和电化学交流阻抗(EIS)等方法,研究了在不同钴镍金属离子比例的氨基磺酸电解液中,Co-Ni合金的电化学共沉积行为。电化学共沉积HA/有机高聚物复合陶瓷膜层的研究
The anomalous codeposition behavior of Co-Ni alloys from sulfamate electrolytes containing various Co2 + / Ni2 + ratios was investigated by steady polarization curves and electrochemistry impedance spectroscopy ( EIS ) measurements . Preparation of HAP / Organic Polymer Composite Film by Electrochemical Deposition
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采用氨基磺酸体系电解液电沉积Co-Ni合金,研究了电解液中钴、镍金属离子浓度与合金镀层中钴含量的关系。
Cobalt-mickal alloys were electrodeposited in a sulfamate bath containing various ratios of metallic additives . The relationship between the nickel content in the deposited layer and the ionic concentration of cobalt and nickel in the electrolyte were studied .
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氨基磺酸催化柠檬醛缩乙二醇的合成研究聚乙二醇单甲醚-琥珀酰基半胱氨酸的合成
A Study on Synthesis of Citral-glycol Acetal Catalyzed by Sulfamic Acid
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氨基磺酸是化学清洗中的常用酸。
Aminosulfonic acid is one common acid applied to chemical cleaning .
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栲胶改性氨基磺酸系减水剂的工艺研究
Study on Technology of Modified Aminosulfonic Acid-based Superplasticizer by Vegetable Tannin
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氨基磺酸催化合成乙酸乙酯
Study on the Synthesis of Ethyl Acetate Catalyzed by Aminosulfonic Acid
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氨基磺酸催化合成氯乙酸异戊酯乙醛酸酯的合成
Synthesis of Chloroacetic Acid Isoamyl Ester With Aminosulfonic Acid as Catalyst