1) urethane
[英]['jurəθein] [美][ju'rɛθen]
氨酯
1.
The reaction kinetics of polyurethane formation and that of trimerization of isocyanate in a system of(polyisocyanurate) modified by urethane were studied by FTIR.
采用傅里叶快速红外光谱技术研究了氨酯改性聚异氰脲酸酯反应体系中氨酯、聚异氰脲酸酯生成的反应动力学,结果表明,在该反应体系中,氨酯反应和异氰酸酯的三聚反应是同步发生并同步进行的,其中三聚反应是一级反应;氨酯对异氰酸酯是一级反应,对聚醚二元醇为0级反应。
2.
Qualitative and quantitative component analysis of the pre-pared elastomer were made by IR spectrometer' DTA' TGA and their combination that there wereisocyanurate and urethane in the prepared elastomer.
采用DMP-30催化剂,以液化MDI和聚醚醇为原料在RIM机上研制了聚异氰脉酸酯-氨酯弹性体材料;并进行了组成分析。
2) poly(urethane ester)s
聚(氨酯-酯)
3) polyester-urethane
聚酯-氨酯
4) Poly(ester urethane)
聚酯氨酯
5) polyester based polyurethane
聚酯聚氨酯
1.
Chanaterization of polyester based polyurethane/nano-silica composite coating prepared by insitu polymerization;
论述用原位聚合法制备了聚酯聚氨酯/SiO_2纳米复合涂料,并利用动态力学分析仪(DMA)、傅立叶变换红外光谱(FT-IR)、紫外可见光谱(UV-VIS)、透射电子显微镜(TEM)、原子力显微镜(AFM)、电子拉力机(Instron Tester)测试了涂膜的性能。
6) polyester polyurethaneurea
聚酯脲氨酯
1.
Crystalline behavior of segmented polyester polyurethaneurea(PUU) elastomers at different annealing conditions was studied by wide-angle X-ray diffraction(WAXD), and crystalline morphologies of the fracture surface of these materials were investigated by scanning electron microscopy(SEM).
用宽角X-ray衍射(WAXD)研究了嵌段聚酯脲氨酯(PUU)弹性体在不同退火条件下的结晶行为,用扫描电子显微镜(SEM)研究了这些材料断面上的结晶形态。
补充资料:氨酯安定
分子式:C19H18ClN3O3
分子量:371.82
CAS号:36104-80-0
性质:白色结晶性粉末。熔点173-174℃。溶于乙醇,尚易溶于水。
制备方法:由7-氯-5-苯基-1-甲基-3-羟基-1,3-二氢-2H-1,4-苯并二氮杂 -2-酮经与氯甲酸苯酯缩合、与二甲胺置换而得。
用途:用作安定药和抗抑郁药。小鼠口服LD50为970毫克/公斤,大鼠LD50大于4000毫克/公斤。
分子量:371.82
CAS号:36104-80-0
性质:白色结晶性粉末。熔点173-174℃。溶于乙醇,尚易溶于水。
制备方法:由7-氯-5-苯基-1-甲基-3-羟基-1,3-二氢-2H-1,4-苯并二氮杂 -2-酮经与氯甲酸苯酯缩合、与二甲胺置换而得。
用途:用作安定药和抗抑郁药。小鼠口服LD50为970毫克/公斤,大鼠LD50大于4000毫克/公斤。
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