Vitamin C production process improvement method
A production process and vitamin technology, applied in the separation/purification of carboxylic acid esters, separation/purification of carboxylic acid compounds, organic chemistry, etc., can solve the problems of related patents without the recycling of vitamin C mother liquor, and achieve operability Strong, mature process conditions, short process effect
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[0024] The invention will be described in further detail below in conjunction with the accompanying drawings and specific embodiments.
[0025] The present invention proposes a method for improving the vitamin C production process, such as figure 2 shown. After the first crystallization and centrifugal separation of Vc, the mother liquor is concentrated, and then the centrifuged mother liquor is separated by a simulated moving bed chromatographic separation device. The method uses simulated moving bed chromatographic separation technology, and has the characteristics of high degree of automation, simple operation, high separation strength and high concentration of separated products.
[0026] According to the method of the present invention, the used separating agent is a cationic separation resin or a cationic molecular sieve, which is loaded into a simulated moving bed chromatographic separation device. There are finished separating agents on the market with stable perfor...
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Abstract
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