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Chemcial Industry and Engineering 2021, Vol. 38 Issue (2) :55-60    DOI: 10.13353/j.issn.1004.9533.20201024
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Application of Microextractor in Polymyxin B Extraction Process
Cheng Yaofeng1, Zhang Lijuan2, Zhang Wei1, Ge Kunpeng1, Jü Jiaxue2
1. New Drug Research & Development Company of NCPC, & National Engineering Research Center of Microbial Medicine, Hebei Industry Microbial Metabolic Engineering & Technology Research Center, Shijiazhuang 050015, China;
2. NCPC Huasheng Co., Ltd., Shijiazhuang 050015, China

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Abstract A process for continuous extraction of polymyxin B was developed using miniaturization. By optimizing the key control parameters such as the micropore size of the disperser, the flow rate of the fluid in the microextractor channel, the number of microextractor stages in series and the solvent addition ratio of each stage in the multi-stage microextractor extraction process, good experimental results were achieved. The process has obvious advantages over the traditional stirred method extraction in terms of extraction rate, productivity and solvent consumption, with short operation time, good repeatability, stability and durability, and simple operation for continuous operation, which is suitable for the extraction of polymyxin B and other peptide antibiotics. It solves the problems of low extraction rate, long operation time, high solvent consumption and high COD emission of traditional stirred kettle extraction process. The miniaturization technology opens up new ideas for the realization of green production of peptide antibiotic API extraction.
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Articles by authors
Cheng Yaofeng
Zhang Lijuan
Zhang Wei
Ge Kunpeng
Jü Jiaxue
Keywordspolymyxin B;   microextractor;   continuous extraction     
Received 2020-12-23;
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Cheng Yaofeng, Zhang Lijuan, Zhang Wei, Ge Kunpeng, Jü Jiaxue.Application of Microextractor in Polymyxin B Extraction Process[J]  Chemcial Industry and Engineering, 2021,V38(2): 55-60
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