论文部分内容阅读
提出了分步酸化一分步加料合成[PNb_2Mo_xW_(10-x)O_(40)]~(5-)(x=0,2,4,6)系列杂多酸的方法,给出了最佳配料比和生成反应的pH值,并进行了红外、紫外、极谱、电位滴定及热稳定性研究。
A new method of fractional acidification stepwise synthesis of [PNb_2Mo_xW_ (10-x) O_ (40)] ~ (5 -) (x = 0,2,4,6) The ratio of ingredients and the pH value of the reaction, the infrared, UV, polarographic, potentiometric titration and thermal stability were studied.