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- The new process of preparing glycol polyglucoside by starch and glycol in the presence of an acid catalyst and a catalyst promoter through one step reaction has been studied. 研究了淀粉和乙二醇在酸性催化剂及助催化剂存在下一步直接合成乙二醇葡萄糖苷的工艺,考察了影响反应和产品性能的多种因素。
- The catalyst system comprised hydrocarbon and hydrocarbon oxide compounds of aluminum,magnesium, calcium,zinc and other metals,the catalyst promoter involved a number of compounds. 环氧乙烷聚合用催化剂体系包括铝、镁、钙、锌及其他金属的烃化物和烃氧化物,助催化剂涉及多种化合物。
- The production for Oxalic acid by oxidation of beet molasses with vandic compound and catalyst promoter in a moderate condition was reported in good yield.A new cource for its aplication was made. 以钒化合物作催仁剂;并辅以助催化剂;在温和的条件下;将甜菜废糖密经氧化制取草酸;获得了较好的收率;为其综合利用开辟了一条新的途径.
- The consumption model of the cobalt, manganic, and bromide salts, which are used as catalysts and a catalyst promoter in the p-xylene oxidation reaction of BP-AMOCO technology, was proposed. 摘要提出一种采用BP-AMOCO工艺的氧化单元钴、锰催化剂和溴促进剂的消耗模型。
- Especially, thepresence of Sn in TiO_2-SnO2-SiO2 catalyst promotered the selectivity to DPO. 经Sn改性后的复合型TiO_2-SnO2-SiO2催化剂,使DPO的选择性明显提高。
- The catalytic activity was stable after 36 hours on stream, and the presence of Fe in the catalyst promoted the growth of CNF. 结果表明 ;镍铁系列催化剂具有较好的催化活性 ;在反应36h内没有失活 ;催化剂中Fe的存在有利于提高纳米碳纤维的产率 .
- Achievements such as econom-izing on water and energy, catalyst promoting, operation aut-omation et. al, were summed up in this paper. 对醋酸下游精细化工产品的开发提出建议。
- Effect of catalyst promoter on epimerization of D-arabinose to D-ribose 助催化剂对D-阿拉伯糖差向异构化为D-核糖的影响
- Good humor is a promoter of friendship. 良好的幽默感能促进友谊。
- The offer of a new job provided just the catalyst she needed. 这份新工作正是她所需要转变的契机。
- the production for Oxalic acid by oxidation of tobaccos with complex catalyst-vandic compound and catalyst promoter in a moderate condition was reported. 使用以钒化合物为主的复合催化剂，在温和的反应条件下，将废烟叶经硝酸氧化制取了草酸。
- Keywords VPO catalysts promoter supercritical fluid drying; VPO催化剂;助剂;超临界流体干燥;
- The thermal stability of the catalyst can go up by adding a La promoter. 添加稀土助剂(La)使催化剂表面形成网络结构,提高了热稳定性。
- The three way catalysts promoters (Ce Zr)O 2, (Pr Ce Zr)O 2 and (Pr Zr)O 2 were prepared by sol gel method with some special procedures. They were characterized by XRD, EXAFS and BET surface area determination. 采用溶胶 凝胶法制备了三效催化剂助剂 (Ce Zr)O2 ,(Pr Ce Zr)O2 和 (Pr Zr)O2 ,并对它们进行了XRD ,EXAFS和BET比表面的测定。
- The last step is to regenerate the catalyst. 最后一步是将催化剂还原。
- He is the promoter of this campaign. 他是这次运动的推动者。
- That fellow is a promoter of boxing events. 那人是拳击比赛的赞助人。
- War is a catalyst to help them to choose. 战争是一副催化剂来帮助他们选择。
- Debate is the best catalyst of thought. 争论是思想最好的催化剂。
- Cheerfulness is the best promoter of health. 快乐最利于健康。
