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Title:
MODIFIED HYALURONIC ACID, ITS PRODUCTION, AND EMULSIFIER USING IT
Document Type and Number:
Japanese Patent JPH06298804
Kind Code:
A
Abstract:

PURPOSE: To provide a modified hyaluronic acid which is excellent as an emulsifier.

CONSTITUTION: The acid has a structure of the formula (wherein R1, R2, R3, and R4 are each H or an acid residue bonded through an ester group provided that at least two kinds of acid residues, hydrophilic and hydrophobic, exist in the acid; and R5 is H or an alkali metal).


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Inventors:
HARIKI TOSHIO
MATSUZAKI FUMIO
YAMAGUCHI MICHIHIRO
Application Number:
JP11222893A
Publication Date:
October 25, 1994
Filing Date:
April 15, 1993
Export Citation:
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Assignee:
SHISEIDO CO LTD
International Classes:
A61K8/60; A61K8/72; A61K8/73; C08B37/08; C09K23/56; A23L29/10; (IPC1-7): C08B37/08; B01F17/56
Attorney, Agent or Firm:
Yuji Iwahashi



 
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