Method for purifying 1,5-pentanediamine and 1,5-pentanediamine
AssigneesCathay R&D Center Co., Ltd., Cathay Industrial Biotech Ltd.
InventorsBingbing Qin, Charlie Liu, Shanshi Guo, Benliang Hou, Xiucai Liu
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Abstract
Provided is a method for purifying 1,5-pentanediamine comprising: providing 1,5-pentanediamine to be purified and treating the 1,5-pentanediamine to be purified by a reduction reaction to obtain purified 1,5-pentanediamine. Meanwhile, further provided is 1,5-pentanediamine prepared by the method. The purification method has a concise process and a simple operation, and is suitable for industrial production, and can significantly improve the quality of 1,5-pentanediamine.
Claims15
A method for purifying 1,5-pentanediamine, comprising:
- providing 1,5-pentanediamine to be purified;
- and treating said 1,5-pentanediamine to be purified by use of reduction reaction, to obtain purified 1,5-pentanediamine.
Dependencies are inferred from the claim text.