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1)  Ru/Al 2O 3
Ru/Al2O3
2)  Ru/Al_2O_3 catalyst
Ru/Al2O3催化剂
1.
The influence of transition metals on Ru/Al_2O_3 catalyst was investigated by TPR,XRD and TEM,respectively.
应用浸渍法制备了一系列钌基催化剂,以水煤气变换为探针反应,并采用TPR、XRD、TEM和活性比表面测定等手段研究了过渡金属对Ru/Al2O3催化剂的改性机制。
3)  Ru-Pt/γ-Al2O3 Bimetallic Catalyst
Ru-Pt/γ-Al2O3双金属催化剂
4)  ruthenium [英][ru:'θi:niəm]  [美][ru'θiniəm]
Ru
1.
97Tc was obtained by the irradiation of 2 g natural ruthenium metal.
采用天然Ru为辐照原料,建立了碱熔→水浸取→沉淀→萃取→阴离子交换的化学分离流程,确定了97Tc的制备工艺。
5)  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。
6)  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。
补充资料:cold styrene-butadiene ru-bber
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性质:又称冷聚丁苯橡胶。通常由丁二烯和苯乙烯在5℃用乳液聚合制得。由于低温下的乳液聚合能减少聚合过程中支化和交联的形成,所得橡胶的聚合度、结晶度和熔点都较理想,分子量和分子结构都较均匀。因此化学稳定性、拉伸强度、伸长率、耐磨性、耐老化性都较优良。聚合主要采用氧化-还原系统,以对苯二酚和亚硫酸钠作活化剂,异丙苯过氧化氢作引发剂,拉开粉作乳化剂,防老剂丁作调节剂。主要用途是代替天然橡胶制造汽车外胎和内胎、胶鞋、各种橡胶工业制品等。

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