The experimental study on the preparation ofp hydroxybenzaldehyde by p cresol oxidation has been carried out in this work.
研究了对甲酚经空气氧化合成对羟基苯甲醛反应过程。
However, excessive P addition results in a larger degree of superheat of the melt, hence aggravating the oxidation.
但当P过量时， 则会因熔体过热倾向明显而加剧氧化；
Studying development of functionalization of saturated carbon by catalytic oxidation wit metalloporphyrins as a mimic of the enzyme cytochrome P-450 was reviewed with 28 references.
以2 8篇文献综述了金属卟啉模拟酶催化氧化饱和碳原子官能团化的研究进展。
Purified terephthalic acid, one of the main raw materials of polyester, is produced by p-xylene liquid phase oxidation.
精对苯二甲酸是聚酯工业的主要原料，目前主要采用对二甲苯空气氧化法生产。
Phenyl carboxylic acid was produced by oxidation of phenyl formaldehyde using hydrogen peroxide as oxidizing agent and amine hexadecane trimethyl P-W heteropoly acid as catalyst.
以过氧化氢为氧化剂，十六烷基三甲基钨磷杂多酸铵为催化剂，催化氧化苯甲醛制苯甲酸。
The V-P-O catalyst for oxidation of n-butane to maleic anhydride was prepared. High yield of maleic anhydride was obtained over the catalyst under suitable reaction conditions.
研制的V - P - O型固定床丁烷氧化制顺酐催化剂，在一定的反应条件下，可得到较高的顺酐收率。
The drug, at concentrations up to 100 times those which inhibited growth, had no effect on glucose oxidation by P. italicum during a 12-hr period or by A. nidulans during a 5-hr period.
该药物浓度在高达抑制生长浓度100倍时，对柑桔青霉12小时周期和构巢曲霉5小时周期的葡萄糖氧化作用无影响。
Polymer grade p-phthalic acid can be synthesized by p-xylene directly oxidation in gas-liquid-solid reaction system with stirred tank reactor.
氧化工艺采用气液固系搅拌式氧化反应器，可由对二甲苯氧化直接制备聚合级对苯二甲酸；
Polymer grade p-phthalic acid can be synthesized by p-xylene directly oxidation in gas-liquid-solid reaction system with stirred tank reactor.
氧化工艺采用气液固系搅拌式氧化反应器，可由对二甲苯氧化直接制备聚合级对苯二甲酸；
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