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。
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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