• Status of hydrogen peroxide manufacture over palladium catalyst via anthraquinone process is reviewed in this paper.

    阐述就目前国内采用醌法固定床催化剂生产双氧水使用现状、存在问题及如何正确使用。

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  • Comparison and analysis for differences between different catalysts for HPS production by anthraquinone process, and using Pd catalyst to replace the Ni catalyst is concluded.

    蒽醌法生产双氧水采用不同触媒差异进行比较分析,指出以触媒取代触媒已势在必行。

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  • Based on production practice, various factors affecting the H2O2 content in the extraction raffinate during hydrogenperoxide production by anthraquinone process were summarized.

    根据生产实践,总结醌法生产双氧水影响余液双氧水含量各种因素,指出萃余液H2O2超标的危害,找到控制萃余的有效途径。

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  • The pollutants of tail gas, sewage, waste activated alumina, etc, in the hydrogen peroxide production by anthraquinone process are introduced. Their recovery treatment methods are put forward.

    介绍醌法双氧水生产中的尾气污水活性氧化铝污染物,并提出回收处理方法。

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  • RESULTS: in the process of black bean sauce stewing, the content of free anthraquinone increased with processing time and total anthraquinone had not obviously changed.

    结果豆汁拌蒸品随炮制时间变化游离含量逐渐升高,但蒽醌没有显著性变化。

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  • Objective: to study the extraction and purification process of total anthraquinone in Rheum.

    目的改进大黄游离蒽醌提取纯化工艺

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  • Conclusion: The preparation process to extract and purity total anthraquinone was feasible.

    结论试验所确定的大黄游离醌的提取纯化工艺切实可行的。

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  • The present invention relates to oxidation process, and is especially anthraquinone oxidation process of preparing hydrogen peroxide.

    发明涉及一种氧化工艺特别涉及一种蒽醌法制备过氧化氢氧化工艺。

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  • The present invention relates to oxidation process, and is especially anthraquinone oxidation process of preparing hydrogen peroxide.

    发明涉及一种氧化工艺特别涉及一种蒽醌法制备过氧化氢氧化工艺。

    youdao

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