钨酸

Synthesis of n-butyl lactate is catalyzed by phosphotungstic acid and aluminium phosphotungstate.

以钨酸和钨酸铝催化剂,用乳酸和正丁酸合成了乳酸正丁酯。

Principle and operation technology of removing silicon,phosphorous and arsenic from sodium wolframate is presented.

阐述了钨酸钠溶液中、、砷的原理,并提出了具体的操作工艺。

Composite W-Cu oxide nanopowder was prepared by spray-drying and milling of ammonium metatungstate(AMT) and cupric nitrate.

采用偏钨酸铵、硝酸铜通过喷雾干燥、焙烧、球磨工艺制备纳米氧化钨铜合粉末。

The isopropyl chloracetate was synthesized by esterification of chloracetic acid with isopropyl alcohol using aluminium phosphotungstate as catalyst.

以氯酸和异丙醇原料,钨酸铝作催化剂进行酯化反应,合成氯酸异丙酯。

Ethylene glycol monoether acetate are synthesized from acetic acid and ethylene glycol monoethyl ether with supported phosphotungstic acid catalyst.

以醋酸和二醇单原料,活性白土负载钨酸作催化剂,合成了二醇单醋酸酯。

The transalkylation of polyethylbenzene, mainly diethylbenzene and triethylbenzene, with benzene catalyzed by tungstophosphoric acid has been studied in stirred autoclave.

采用搅拌高压釜,以钨酸催化剂,研究了苯与多苯的烷基转移反应,多苯主要是二苯和三苯。

The Phosphonium Tungstic Acid and its catalysate can be saparated byusing Polyvingl chloride - Nylon 6 resin and the result is satisfactory.

本文采用聚氯烯——尼龙6树脂;分离钨酸与其催化产物,达到较满意的效果。

It has been proved that it is economical and feasible to eliminate educt alkali from coarse sodium tungstate with electrodialysis method of negative ion (1) selective membrane.

一价阴离子选择膜电渗析法从粗钨酸钠溶液中脱游离碱是经济可行的。