Hydrogels containing low molecular weight alginates and biostructures made therefrom

Hydrogels containing low molecular weight alginates and biostructures made therefrom

  • CN 101,557,801 B
  • Filed: 06/13/2007
  • Issued: 10/30/2013
  • Est. Priority Date: 07/14/2006
  • Status: Active Grant
First Claim
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1. hydrogel, it comprises (i) molecular weight and is lower than 50,000 daltonian non-oxide alginate, wherein take the weight of described gel as benchmark, its content is at least 4%, the degree of oxidation of described non-oxide alginate is lower than 20%, (ii) molecular weight is equal to or higher than 75,000 daltonian alginate, its content is equal to or less than 2% of this gel, and cell, forms of pharmacologically active agents, threpsology'"'"'s activating agent, tissue, at least a in the cosmetics, described molecular weight is lower than 50,000 daltonian alginate comprise the ionic calcium ion that described molecular weight is lower than 50,000 daltonian alginate that is incorporated into, at least a in strontium ion or the barium ions.

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