以羟基作为聚醚链端基的的催化活性最高,在相同条件下,其表观一级速率常数约为的3倍, 为的30倍。
Under the same condition, the pseudo-first-order rate constant kobs (s-1) of BNPP hydrolysis catalyzed by is about 3 times that of , and about 30 times that of , respectively.
吸附动力学过程包括吸附快反应阶段和慢反应阶段,可用动力学一级方程和双常数速率方程描述;
The sorption kinetics included the initial fast phase and the final slow phase. The first-order kinetic reaction and double constant rate equation could describe the sorption kinetics well.
假定它们为一级反应,推导出各组份的反应动力学方程序,并求得各反应的反应速率常数及表观活化能。
Assuming that all of them were of first order reaction, the rate equations for each reaction were derived and rate constants and the apparent activation energies of them were calculated.
测定结果能充分显示出H_2O_2分解的一级反应特点,并且速率常数重现性较理想。
The measuring results may fully show up the characteristics of H_2O_2decompositions. And the repeatability of the rate constant, k, is better.
在选定条件下降解过程遵循准一级动力学规律,表观反应速率常数为0.0108。
Under the selected condition, the degradation process follows the rule of quasi-first-grade dynamics, and the rate constant of reaction is 0. 0108.
利用紫外扫描法分析了该过程的动力学过程,将将其分为两个近一级反应阶段,反应速率常数分别为-0.0459和-0.0022。
The dynamic process was analysed with UV-scanning method; it can be divided into two near first order reaction stages with reaction constants of -0.0459 and 0.0022 respectively.
利用紫外扫描法分析了该过程的动力学过程,将将其分为两个近一级反应阶段,反应速率常数分别为-0.0459和-0.0022。
The dynamic process was analysed with UV-scanning method; it can be divided into two near first order reaction stages with reaction constants of -0.0459 and 0.0022 respectively.
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