Magnetic aminocarboxyl chelating adsorption granular material and preparation method thereof

Magnetic aminocarboxyl chelating adsorption granular material and preparation method thereof

  • CN 104,888,709 A
  • Filed: 03/06/2014
  • Published: 09/09/2015
  • Est. Priority Date: 03/06/2014
  • Status: Active Application
First Claim
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1. a magnetic ammonia carboxylic chelating adsorption particle material, is characterized in that it is with the SiO of inner coated magnetic material 2particle as nucleocapsid structure, by finishing at shell SiO 2upper introducing is amino, then on amino, carries out carboxy methylation obtain.

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