查询词典 fluoborate

The appropriate temperature of diazotization was-10～-5℃,and the diazotizating fluoborate was decomposed in petroleum ether to get 2-chloro-3-fluoropyridine with 64% yield.

以2-氯-3-氨基吡啶为原料，在40%的氟硼酸溶液中，采用饱和的亚硝酸钠为重氮化剂，在-10~-5℃下进行重氮化反应制得重氮盐，在石油醚中热分解得到2-氯-3-氟吡啶，收率为64%。

Based on the raw materials "HF" with the best quality supplied by the inner of the Chemical Group, the main products of our company is Fluorinated salt such as Potassium Fluoborate, Potassium Fluotitanate, Potassium Fluosilicate, Potassium Fluoroaluminate ,Potassium Fluorozirconate and etc.

公司依托化工集团内部提供的优质氢氟酸，主要生产：氟钛酸钾、氟硼酸钾、氟硅酸钾、氟铝酸钾、氟锆酸钾等氟盐系列产品。

Bis(3,4-dicarboxy-phenyl) hexafluropropane dianhydride (6FDA)/pyromellitic dianhydride and m-phenylene diamine, and then a post-azo-coupling reaction of p-Nitrophenyldiazonium fluoborate toward the arylamine ring of PAAs.

首次对侧链型PI极化膜的热光性能展开研究，探讨化学结构和聚集态结构对其热光系数及其偏振依赖性的影响规律，寻求控制和优化热光性能的方法。

Then Br was mixed with silver fluoborate(AgBF4) in methanol and replacement reaction took place.

进而利用Br与AgBF4 在甲醇中发生复分解反应，合成出了四氟硼酸N-乙基吡啶(BF4)。

Application areas: ability to live fluoborate (HBF4) corrosion.

应用领域：能耐住氟硼酸

The tribological behavior of the fluoborate nanoparticles as lubricating oil additive was evaluated by four-ball test machine,where test conditions are following: load 100～ 700 N,rotating speed 1 200 r/min,testing time 10 min.

借助TEM、XRD对表面修饰纳米氟硼酸盐微粒进行了表征，并利用四球摩擦试验机对其用作润滑油添加剂的摩擦学性能进行了评价，试验条件为载荷100~700N，转速1200r/min，时间10min。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。