UV adsorbent for forming fatty body

UV adsorbent for forming fatty body

  • CN 1,338,252 A
  • Filed: 07/17/2001
  • Published: 03/06/2002
  • Est. Priority Date: 03/17/1995
  • Status: Active Application
First Claim
Patent Images

1. the UV absorbent that can form liposome comprises hydrophilic headgroup=Z, interval base=W, and the UV chromophore Q and at least one the hydrophobic tail base=A that have absorbability on 285-400nm have general formula (1):

  • A wherein 1And A 2, be separately hydrophobic group mutually, Q is the UV chromophore, is selected from pyrrolotriazine derivatives and benzotriazole, W is an organic group, Z 1And Z 2, be separately hydrophilic group mutually, be selected from ammonium or amines and carboxylate or ester compounds, n 1And n 2Be separately the number of 0-4 mutually, but do not comprise n in addition 1=n 2=0, p is 1 or 2, and q is the number of 0-3, r 1Be 1 or 2, r 2Be 0 or 1, s is the number of 1-3.

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