氨基化
- amination
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Zr-Ni/Al2O3催化剂上苯由H2O2氧化直接氨基化制苯胺
Study of the Synthesis of Aniline via direct Amination of Benzene with H_2O_2 Oxidation on Zr-Ni / Al_2O_3
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对聚丙烯酰胺的N羟甲基化及氨基化过程进行了探讨,研究了工艺条件对羟甲基化率和氨基化率的影响。
N hydroxymethylation and amination of polyacrylamide were studied , and the effects of process conditions on the rate of hydroxymethyl group and amino group combined on polyacrylamide were investigated .
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Cu(Ⅰ)催化的分子内氨基化反应合成吲哚并[1,2-b]吲哒唑类化合物
Synthesis of indolo [ 1,2-b ] indazole derivatives via copper (ⅰ) - catalyzed intramolecular amination reaction
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表面氨基化磁性Fe3O4纳米粒子合成与表征
Amino-Coated Magnetite Nanoparticles Preparation and Characterization
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聚丙烯(CPP)表面氨基化及纳米金吸附的应用
Amino Modification of the Polypropylene ( CPP ) Surface and Its Application of Gold Nano-particle Adsorption
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将天然石墨材料在PH值为1.0的硝酸溶液中氧化处理后,与氨基化处理得到的二氧化锡进一步反应,在两种材料之间形成稳定的化合键。
The natural graphite materials are oxidized by nitric acid in the PH value of 1.0 , and react with the tin oxide which is obtained by amination treatment further , to form a stable compound key between the two materials .
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结果:1.AGM的理化性质:(1)AGM可自聚成各种的颗粒,氨基化程度越高颗粒越大;
Results : 1 . The AGM properties : ( 1 ) AGM could be aggregating into various particles responsible to the degree of ammonification .
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苯直接氨基化和羟基化制苯胺和苯酚的反应涉及稳定C-H键的活化,是合成化学中颇具挑战性的课题之一,受到越来越多的关注。
The direct amination and hydroxylation of benzene , which involves the activation of C-H bond , preserves a challenging topic in chemistry and attracts much attention recently .
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CdSe核壳结构量子点的制备及其与有机载流子传输材料的相互作用氨基化单分散量子点/二氧化硅核壳纳米粒子的制备及其细胞标记
Synthesis of CdSe Core / Shell Nanocrystals and Its Interaction with Organic Carrier Transporting Materials Preparation and Cell-labeling Function of Monodisperse Core / Shell Structured Quantum Dots / SiO_2 with Amino Groups
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结果显示,氨基化的短MWNT表面的TETA含量较高,修饰效果较好,在EP中分散性较好。
Results showed that the content of TETA on the surface of short MWNT was high , and the modified short MWNT had good dispersibility in epoxy resin .
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方法采用机械振荡法制备正电荷氨基化超声微泡(MB-NH2)。
Methods Positive charge of amino ultrasound microbubbles ( MB-NH2 ) were prepared with mechanical shaking .
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通过对VAC-BA-MMA共聚乳液进行缩醛化反应及氨基化处理,并加以填料,制得胶粘剂。
The adhesive is produced through acetalization and amination of VAc-BA-MMA copolymer emulsion , and the adding of fillers .
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本研究以转基因棉花为样品,根据转入其中的外源基因可能包含基因的种类设计了一组寡核苷酸探针,然后将氨基化的寡核苷酸探针固定到EDC处理的膜条上。
In this study we use genetically modified cotton as the sample , and design a group of oligonucleotide probes according to the exogenous genes in genetically modified tobacco . Then the amination probes are fixed on nylon strips processed by EDC .
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添加1%左右的氨基化短MWNT复合材料的冲击强度、断裂伸长率、拉伸强度和弯曲强度较纯EP分别提高了163%、345%、80%和31%;
Comparing with the pure epoxy resin , the impact strength , breaking elongation , the tensile strength and the bending strength of composites increased respectively 163 % , 345 % , 80 % and 31 % when the dosage of modified short MWNT in composites was 1.0 % .
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受自然界中氨基酸传导质子现象启发,制备了氨基化、羧基化、苯基化和氨基酸修饰的一系列二氧化钛微球,将其填充于SPEEK中,得到高性能质子交换膜。
Inspired by the proton conducting mechanism in nature , a series of titania spheres modified with amino , carboxylic , phenyl groups and amino acids were prepared , and then incorporated into SPEEK to fabricate high performance hybrid membranes .
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由苯直接催化氧化氨基化合成苯胺研究
Study on the Direct Catalytic Oxido-amination of Benzene to Aniline
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氨基化硅胶固定化葡萄糖氧化酶的研究
Study on Immobilization of Glucose Oxidase on Aminated Silica Gel
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甲苯直接催化氨基化制甲基苯胺研究
Study on the Catalytic Direct Amination of Toluene to Toluidine
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氨基化聚丙烯腈膜的氨基含量和亲水性能
Amino Amount and Hydrophilicity of Aminated Polyacrylonitrile Membranes
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氨基化明胶的性能及在鼻粘膜给药的应用研究
Studies on the Properties of Aminated Gelatin and Its Application in Nasal Drug Delivery System
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本论文对肼的衍生物的合成以及其在氨基化反应中的应用做了研究。
The synthesis of hydrazine derivates and application to amination reaction were investigated in details .
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通过分散聚合法制备聚苯乙烯微球,硝基反应成硝基化聚苯乙烯微球,再还原成氨基化微球。
Firstly through nitration reaction to prepare the nitrified polystyrene microspheres , which then reduced to amino-microspheres .
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氨基化单分散量子点/二氧化硅核壳纳米粒子的制备及其细胞标记
Preparation and Cell-labeling Function of Monodisperse Core / Shell Structured Quantum Dots / SiO_2 with Amino Groups
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亚铜催化酰胺和硫醇分子内烯基化反应及电子转移引发2-萘酚邻位氨基化反应研究
Studies on the Copper-Catalyzed Intramolecular Vinylation of Amides and Thiols and on the Election Transfer-Induced Ortho-Amination of 2-Naphthols
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但无论交联反应的条件如何,本方法制备的氨基化明胶微球比明胶微球具有较高的伯氨基含量。
Aminated gelatin microsphere presents a significantly higher amino group content than the two kinds of native gelatin microspheres .
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研究了水分含量对氨基化钠裂解芴酮制备2-苯基苯甲酸胺收率的影响。
The effect of content of water on the yield of2-phenylbenzmide by using sodium amide to cleave fluorenone was studied .
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将二氧化锡加入甲苯溶液,并加入一定量的硅试剂在高温氮气保护下进行氨基化处理。
Add the tin oxide to toluene solution , and a certain amount of silicon reagents to be amination treatment .
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氨基化反应温度高于55℃时,最终产物的溶解性明显下降。
As to the amination , when the reaction temperature is higher than 55 ℃, the solubility of the product become bad markedly ;
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为了使天然纳米管参与聚合反应,先对其进了氨基化和双键化的表面改性。
In order to cause natural nanotube to participate in the polyreaction , it has modified the amino and double bond onto nanotube .
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因此,在一定条件下将环氧基载体与聚乙烯亚胺溶液混合,进行氨基化反应,可以得到接枝聚乙烯亚胺的环氧基载体。
Therefore , under certain conditions , the epoxy-based carrier and polyethylene imine solution were mixed , to obtain an epoxy-based carrier grafted with polyethylene imine .