The process of ring opening reaction is proved through analyzing aminating mechanism by IR and NMR. 利用红外及核磁共振碳谱分析了胺化反应机理,证明是开氧环反应。
Effect of aminating treatment on surface performance of CF and its composites 氨化处理对碳纤维表面性能及其复合材料的影响
Using diethanolamine as aminating agent and glacial acetic acid as neutralizing agent, aminated epoxy acrylic cationic resin was prepared. 以二乙醇胺为胺化剂、醋酸为中和剂,合成了胺化环氧丙烯酸阳离子树脂。
The possible mechanism of the aminating electroreduction of pyruvic acid was obtained and we consider it as a CE reaction. 提出了丙酮酸发生电还原氨化反应为一个CE反应及其可能机理。
It was shown that, conductivity firstly decreased, and then increased with aminating temperature increase. 结果表明,随着胺化温度的增加,电泳液电导率先下降后上升。
Progress on Study of Aminating Agent and Precursor for TATB TATB胺化剂和前驱体的研究新进展
SEM indicated spherical shape with diameter of 80~ 120 nm, and EDS reveals that carbon and oxygen element existed in the product before aminating reaction. SEM表明氮化硼颗粒呈球形形貌,粒径在80~120nm左右,EDS分析显示氨化前的反应产物中含有碳、氧等杂质。
The effects of the aminating temperature, the adding manners and the contents of AA and MAA on the vise osity, the particle size and the carboxyl distribution of the emulsion were then discussed. Moreover, the alkali-thickening mechanism of the emulsion was briefly analyzed. 讨论了乳液聚合过程中氨化反应温度、AA和MAA加入方式及用量对共聚物乳液粘度、乳胶粒径大小及羧基分布的影响,并简要分析了其碱增稠机理。
The effects of polymerization process, functional monomers ( AA/ NMA) and aminating reaction on the properties of latex and hydrosol were studied. 考察了聚合工艺、功能单体(AA/NMA)和氨化反应对乳液及其水溶胶的影响。
Synthesis of aminating agent o-( 2,4-dinitrophenyl) hydroxylamine 胺化剂O-(2,4-二硝基苯基)羟胺的合成
The stability of product can be increased by using the product of aminating and neutralizing, ammonium chloride and hydrochloric acid. 用氯化铵和盐酸季胺化、中和产物,可增加产物的稳定性,特性粘数和胺化度随时间(d)的增加,变化甚微。
The influences of aminating temperature, different aminating technicses and acetic acid neutralizing technicses, neutralizing temperature and varied pH values on particle ′ s diameter, conductivity of electrophoresis bath and appearance of films were studied. 研究了胺化温度、不同胺化工艺、不同醋酸中和工艺、中和温度以及不同pH值对电泳液粒径、电导率和阴极电沉积涂膜外观的影响。
Chelating fiber PP-GMA-DETA was prepared by solution grafting copolymerization of glycidyl methacrylate ( GMA) onto polypropylene fiber through pre-irradiation and co-irradiation, followed by aminating with chelating molecule diethylenetriamine. 通过预辐照或共辐照,并通过接枝共聚在PP纤维上接枝了GMA,然后对接枝纤维进行胺化,合成了含胺基的螯合纤维PP-GMA-DETA。
In this paper, the crosslinked amino starch ( TTACS) was synthesized by corn starch through three-steps with cross-linking, oxidizing and aminating. And the optimal synthesis condition of oxidized starch and amino-starch were also determined. 本文以玉米淀粉为原料,通过交联、氧化、胺化三步改性,制备了交联氨基淀粉&TTACS,并优化了氧化淀粉与氨基淀粉的制备条件。
An aminated chelating fiber PP-AN-DETA was prepared by irradiation grafting copolymerization of acrylonitrile ( AN) onto polypropylene fiber, followed by aminating with diethylenetriamine, taking advantage of the reactivity of cyano group. 以聚丙烯纤维为基体,通过辐照接枝丙烯腈,然后利用腈基的反应活性,用二乙烯三胺进行胺化制备了含胺基螯合纤维PP-AN-DETA。