Superabsorbent surface-treated carboxyalkylated polysaccharides and process for producing same

Superabsorbent surface-treated carboxyalkylated polysaccharides and process for producing same

  • CN 101,541,836 B
  • Filed: 09/25/2007
  • Issued: 04/08/2015
  • Est. Priority Date: 09/25/2006
  • Status: Active Grant
First Claim
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1. prepare the method for surface treated carboxyalkylated starch, described method comprises:

  • A) carboxyalkylated starch particle is obtained;

    B) monovalent acid is used to carry out surface treatment to described carboxyalkylated starch;

    AndC) surface treated carboxyalkylated starch is heated.

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