1) carboxyl
[英][kɑ:'bɔksil] [美][kɑr'bɑksəl]
羧基
1.
Effects of the Grafted Carboxyl on the Elastic Properties of Single-walled Carbon Nanotubes;
接枝羧基对单壁碳纳米管弹性性质的影响
2.
Study on Determination of Polyester Carboxyl with Acid-base Titration Technique under High Temperature Condition;
高温酸碱滴定法测定聚酯羧基的研究
3.
Synthesis and characterization of a new anthraquinone derivative containing carboxyl;
含羧基的新型氨基蒽醌衍生物的合成及表征
2) carboxyl group
羧基
1.
Surface modification of up-conversion luminescence Na[Y_(0.57)Yb_(0.39)Er_(0.04)]F_4 with carboxyl group;
上转换发光材料Na[Y_(0.57)Yb_(0.39)Er_(0.04)]F_4表面羧基化
2.
Study on the confining experiment of carboxyl group in humic acid;
腐植酸中羧基官能团的封闭研究
3.
FTIR showed that MWNTs graft no carboxyl groups by radition in water.
红外光谱分析(FTIR)表明,水中辐射没有在碳纳米管表面接枝上羧基;酸中辐射和干态辐射后用混酸处理都可以使碳纳米管接枝上羧基,但酸中辐射后的碳纳米管接枝上的羧基更多。
3) carboxyl groups
羧基
1.
Surface modification of up-conversion luminescence by overcoating with carboxyl groups and its characterization;
上转换发光材料表面修饰羧基的制备与表征
2.
The effects of concentration and adding methods of acrylic acid on the content of carboxyl groups on the magnetic microspheres surface were studied.
利用双层表面活性剂改性的Fe3O4磁流体为种子,通过乳液聚合法考察了苯乙烯或苯乙烯-丙烯酸对Fe3O4磁流体的包覆情况,并考察了丙烯酸浓度及加入时间对磁性微球表面羧基含量的影响。
3.
A method for producing polymer-coated magnetic microspheres with surface carboxyl groups by inverse emulsion polymerization is described.
以共沉淀法制备的Fe3O4为磁性来源,选用丙烯酰胺、N,N′-亚甲基双(丙烯酰胺)和丙烯酸分别作为聚合单体、交联剂和功能基单体,通过反相乳液聚合,包裹制备携带羧基的磁性高分子微球。
4) carboxylic group
羧基
1.
The synthetic method of gem-bisphosphonate with carboxylic group was studied.
作者以二苄胺 (2 )、原甲酸三乙酯以及亚磷酸二乙酯 (3)为原料经四步反应合成了含羧基的偕二膦酸酯 (1) ,总收率 4 4 %～ 4 5 % 。
2.
Benzoic acid is chemisorbed on nano TiO 2 through chelate bond in the carboxylic group.
结果表明XPS法可以很好的表征苯甲酸在TiO2 表面的键合方式 ,苯甲酸通过羧基与TiO2 表面形成螯合
5) carboxy
羧基
1.
The characteristics of difunctional modified polysiloxane,such as amido and polyether modified polysiloxane,amido and amid modified polysiloxane,amido and long chain alkane modified polysiloxane,epoxy and polyether modified polysiloxane,carboxy and long chain alkane modified polysiloxane were introduced,their synthesis process,application were described,and their prospects were predicted.
介绍了氨基和聚醚改性聚硅氧烷、氨基和酰氨基改性聚硅氧烷、氨基和长链烷烃改性聚硅氧烷、环氧基和聚醚改性聚硅氧烷及羧基和长链烷烃改性聚硅氧烷等双官能基改性聚有机硅氧烷的特性 ,简述了合成过程及应用工艺 ,并对其前景进行了预测。
2.
TMAC was prepared by reaction of benzene-1,2,4-tricarboxylic acid-1,2-anhydrid and SOC1 2,then polyaromatic ether ketone ketone containing carboxy on side chain was synthesized from DPE and TMAC by Friedel-crafts electrophilic polymerization.
通过偏苯三甲酸酐制备 1,2 ,4-苯三甲酰氯 ,再以二苯醚 (DPE)、1,2 ,4-苯三甲酰氯 (TMAC)为单体 ,无水AlCl3 /二氯乙烷 (DCE) /N -甲基吡咯烷酮 (NMP)为催化剂溶剂体系 ,在Friedel-Crafts亲电聚合条件下合成了含羧基侧基的聚芳醚酮酮树脂 (PEKK) ,进行了耐溶剂性试验 ,测定了其酸值及粘度 ,同时利用X -射线衍射、IR、DSC、TG等分析技术研究了含羧基侧基的聚芳醚酮酮树脂 (PEKK)的结构和性能 。
补充资料：羧基
分子式：
CAS号：
性质：羧酸分子中的官能团。形式上是羰基和羟基组成的一价原子团，写成：—C(=O)—OH或-COOH。由于原子和原子团间的相互影响，羧基在性质上绝非羰基和羟基的简单加和。有机化合物分子中引入羧基后，极性加大，酸性增强。
CAS号：
性质：羧酸分子中的官能团。形式上是羰基和羟基组成的一价原子团，写成：—C(=O)—OH或-COOH。由于原子和原子团间的相互影响，羧基在性质上绝非羰基和羟基的简单加和。有机化合物分子中引入羧基后，极性加大，酸性增强。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条