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Title:
HYDROXYLATED FULLERENE, METHOD FOR PRODUCING THE SAME, ANTIOXIDATION COMPOSITION AND COMPOSITION FOR EXTERNAL APPLICATION
Document Type and Number:
Japanese Patent JP2007176899
Kind Code:
A
Abstract:

To provide a new hydroxylated fullerene having high solubility in water and high active oxygen scavenging capacity and a method for easily and efficiently producing the hydroxylated fullerene in a mass at a low cost.

A hydroxylated fullerene having hydroxy group and a nitrogen-containing group comprising amino group and/or nitro group is synthesized by bringing fullerene into contact with oxygenated water and one or more compounds selected from ammonia and amine compounds. The hydroxylated fullerene is useful as an antioxidation agent and applied especially as cosmetics, skin lotions for external use, etc.


Inventors:
OSHIMA TAKUMI
KOKUBO KEN
TATEGAKI YASUSHI
MATSUBAYASHI KENJI
TAKADA HIROHISA
Application Number:
JP2005380036A
Publication Date:
July 12, 2007
Filing Date:
December 28, 2005
Export Citation:
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Assignee:
VITAMIN C60 BIORES KK
UNIV OSAKA
International Classes:
C07C215/44; A61K8/34; A61K31/047; A61P17/16; A61P17/18; A61P39/06; A61Q19/00; A61Q19/08; C07C29/48; C07C35/44; C07C213/00; C09K15/20
Attorney, Agent or Firm:
Toshio Nishizawa



 
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