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介绍了乙醛酸的生产现状,评述了乙二醛氧化法、草酸电解法和配对电解法生产乙醛酸的新方法、新工艺,并从降低生产成本和提高产品质量的角度总结了合成乙醛酸的技术改进情况,提出了乙醛酸今后的研究方向。
The production status of glyoxylic acid was introduced. The new methods and new techniques of glyoxal oxidation, oxalic acid electrolysis and paired electrolysis to produce glyoxylic acid were reviewed. From the perspective of reducing the production cost and improving the product quality, The technical improvement of aldehyde, put forward the future research direction of glyoxylic acid.