1) Al 2O 3/NR
Al2O3-NR
2) natural rubber
NR
1.
Effects of praseodymium O,O′-dioctyldithiophosphate(PrDODP) on the curing characteristics and vulcanization kinetics of natural rubber(NR) were investigated.
将O,O′-二辛基二硫代磷酸镨(PrDODP)用作天然橡胶(NR)硫黄硫化的促进剂。
2.
Calcium oxide, carbon dioxide and nature rubber latex were selected as main raw materials, and the preparation technology of nanometer calcium carbonate was combined with that of natural rubber.
采用CaO、CO2和天然胶乳等为主要原料,将纳米CaCO3的制备工艺和NR的制备工艺相结合,在可控反应条件下先将Ca(OH)2与CO2反应制备纳米CaCO3乳液再与天然胶乳共混、共凝制备纳米CaCO3/NR复合材料。
3.
In this paper,effects of conventional cure system(CV),effective cure system(EV),semi-effective cure system(SEV),equivalent cure system(EC) on the physical-mechanical properties and cure reversion resistance of cured natural rubber were studied.
研究了普通(CV)、有效(EV)、半有效(SEV)和平衡(EC)四种硫化体系对NR抗硫化返原和硫化胶物理机械性能的影响。
3) Al_2O_3
Al2O3
1.
The Fe-matrix composites reinforced with Al_2O_3were fabricated by melting-casting.
采用熔铸法成功的制备成了Al2O3/Fe复合材料,利用扫描电子显微镜(SEM),来观察增强相Al2O3的微观组织。
2.
The phase transformation of γ-Al_2O_3 at high temperature was characterized by Raman techniques.
通过不同波长的Raman激发光对γ-Al2O3的高温相变过程进行了研究。
3.
Steric hindrance layer can be established when the surfaces of nano-Al_2O_3 were grafted with polyacetal,which(increased) the dispersibility of the nano-particles as well as the compatibility between the particles and the resin matrix.
在纳米Al2O3表面接枝聚缩醛可在粒子表面建立起空间位阻稳定层,不但提高了纳米粒子的分散稳定性,还可以增强纳米粒子与树脂基体的相容性。
4) aluminum oxide
Al2O3
1.
A method was developed for synthesis of DBP catalyzed with non-proton acid and the result showed that aluminum oxide can be used to synthesize dibutyl phthalate characterized with high reaction activity,good selectivity and high rate of conversion,but less environmental pollution.
实验结果表明,Al2O3催化酯化合成邻苯二甲酸二丁酯具有反应时间短、反应活性和选择性好、产率高、无环境污染等优点、是理想的合成DBP的催化剂。
2.
On the basis of wear resistance research on polyurethane matrix composites reinforced with aluminum oxide particles, component of slurry pump coated by the composites with optimum proportion was manufactured.
在Al2O3颗粒增强聚氨酯基复合材料耐磨性的研究基础上,采用具有最佳耐磨性的复合材料配方,进行了砂浆泵护板涂覆及产品实用性研究。
3.
In this paper, the preparation of TiO_2 photocatalyst coated on the aluminum oxide surface by sol-gel technique using tetrabutyl titanate as material was studied.
以钛酸四丁酯为原料,Al2O3为载体,用溶胶-凝胶法制备负载型TiO2,在UV-TiO2体系中对吡啶(PD)进行光催化降解,并研究了将TiO2负载在不同铝源所制备的Al2O3后光催化剂的差异,结果表明:负载型TiO2光催化剂加入量为10mg/40mL,吡啶的光催化降解反应符合一级动力学方程;吡啶中氮转化成氨氮。
5) Alumina
[英][ə'lu:mɪnə] [美][ə'lumɪnə]
Al2O3
1.
The mechanism of the reactions between alumina and modifier strontium in A356 alloy melt have been investigated, by means of XRD and SEM.
通过XRD、SEM等分析手段研究了A356合金熔体中Al2O3夹杂与变质剂Sr之间所发生的反应及其反应机制,结果发现Sr可以与Al2O3经过一系列反应生成Sr-Al-O化合物,由此造成了Sr的损耗,生成的Sr-Al-O化合物可溶于水。
2.
To overcome the high-temperature defects of Ag used as the substrate of superconducting tape and improve the mechanical properties and melting point of Ag,the alumina whose melting point is high was selected as a doping to prepare Al2O3/Ag composite through conventional powder metallurgy.
为了克服Ag作为超导基底时的高温使用缺陷,提高Ag的熔点及其力学性能,选择了高熔点的Al2O3作为掺杂物,通过传统粉末冶金方法制备了Al2O3/Ag基复合材料。
3.
In the present work,the thermal conductivity of alumina was improved by adding aluminum nitride with high thermal conductivity.
本文选用导热系数较高的AlN来改善Al2O3陶瓷的导热性能;并借助SEM和XRD对材料的微观结构和物相进行了分析。
6) Al 2O 3
Al2O3
1.
A kind of CeO 2 modified Pd/Al 2O 3 supported catalyst was prepared by impregnation method.
浸渍法制备了Al2O3+CeO2为载体的Pd催化剂,对制备中各因素对催化剂效果的影响作了初步研究。
补充资料：Blue Salt NR
分子式：C12H10ClN3
分子量：231.31
CAS号：4477-28-5
性质：该品为黄至灰绿色膏状物。易溶于水，溶于乙醚和乙醇。随温度升高而分解。在空气中和遇光易变成绿色。其溶液遇铜、铁离子引起分解。在常温下不燃烧、不爆炸，但不能干燥，以防发生意外。对眼、鼻呼吸道有刺激作用。
制备方法：我国采用对硝基氯苯法与二苯胺法两种方法。1.对硝基氯苯法 由对硝基氯苯与苯胺、水杨酸缩合，再用硫化钠还原、蒸馏，而后经盐酸处理成盐，再过滤、干燥而得。2.二苯胺法 由二苯胺与苯胺重氮盐进行偶合，进而水解还原、成盐、再过滤、干燥而得。原料消耗(kg/t)（1）对硝基氯苯法 硝基氯苯 1065 苯胺 1200 水杨酸 273（2）二苯胺法 二苯胺 1180 氯苯 900 甲醇 570
用途：主要用于生产重氮盐晒图纸，及棉织物染色和印花。宜拼色使用。
分子量：231.31
CAS号：4477-28-5
性质：该品为黄至灰绿色膏状物。易溶于水，溶于乙醚和乙醇。随温度升高而分解。在空气中和遇光易变成绿色。其溶液遇铜、铁离子引起分解。在常温下不燃烧、不爆炸，但不能干燥，以防发生意外。对眼、鼻呼吸道有刺激作用。
制备方法：我国采用对硝基氯苯法与二苯胺法两种方法。1.对硝基氯苯法 由对硝基氯苯与苯胺、水杨酸缩合，再用硫化钠还原、蒸馏，而后经盐酸处理成盐，再过滤、干燥而得。2.二苯胺法 由二苯胺与苯胺重氮盐进行偶合，进而水解还原、成盐、再过滤、干燥而得。原料消耗(kg/t)（1）对硝基氯苯法 硝基氯苯 1065 苯胺 1200 水杨酸 273（2）二苯胺法 二苯胺 1180 氯苯 900 甲醇 570
用途：主要用于生产重氮盐晒图纸，及棉织物染色和印花。宜拼色使用。
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