Preparation method of imino disuccinate chelator

Preparation method of imino disuccinate chelator

  • CN 104,447,370 A
  • Filed: 04/03/2014
  • Published: 03/25/2015
  • Est. Priority Date: 04/03/2014
  • Status: Active Application
First Claim
Patent Images

1. a preparation method for chelating agent of iminobisuccinate, is characterized in that:

  • described reaction raw materials comprises raw material A, raw material B, alkali metal hydroxide and water, and the pH value range of reaction system is 6 ~ 12;

    Described preparation method is synthesis under normal pressure, temperature of reaction be 65 DEG C to boiling reflux temperature;

    The mixed solution obtained after reaction terminates is the mixed solution containing chelating agent of iminobisuccinate;

    Described raw material A is the compound that can be obtained butene dioic acid root by alkaline hydrolysis;

    Described raw material B is the compound that can be obtained aspartate by alkaline hydrolysis.

View all claims
    ×
    ×

    Thank you for your feedback

    ×
    ×