Compositionfor preparation of viscoelastic crosslinked hyaluronic acid, and crosslinked hyaluronic acid obtained by using the same

Compositionfor preparation of viscoelastic crosslinked hyaluronic acid, and crosslinked hyaluronic acid obtained by using the same

  • CN 104,072,814 A
  • Filed: 11/29/2013
  • Published: 10/01/2014
  • Est. Priority Date: 03/27/2013
  • Status: Active Application
First Claim
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1. for the preparation of a composition for cross-linked-hyaluronic acid, comprising concentration is hyaluronic acid alkaline aqueous solution and the linking agent of 15-25wt%, and the Tan δ

  • value of described composition under frequency 0.02-1Hz is 0.5-1.5.

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