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Title:
PUFFER FISH-ORIGINATED COLLAGEN, DERIVATIVE THEREOF AND METHOD FOR PRODUCING THE SAME, AND COSMETIC CONTAINING THE COLLAGEN AND DERIVATIVE THEREOF
Document Type and Number:
Japanese Patent JP2007211183
Kind Code:
A
Abstract:

To provide puffer fish skin-originated collagen and/or a derivative thereof, whose puffer toxin is detoxicated.

Puffer fish skins are subjected to a combination of an alkali treatment process with a water-containing ethanol treatment process to obtain collagen and/or a derivative thereof, whose puffer toxin is detoxicated. Fish skin-originated collagen and collagen derivatives obtained by conventional methods had low moisture-retaining properties, and could have been used only in limited fields in the field of cosmetics. The above-mentioned puffer fish skin-originated collagen and collagen acylated derivatives are effectively used for cosmetics and the like to give excellent skin smoothness and excellent humidity-retaining property.

COPYRIGHT: (C)2007,JPO&INPIT


Inventors:
IZUME MASATO
FUKUHARA TAKAHIRO
NIWA MAKOTO
KAKISAKA YUICHI
SASAKI SHUNSUKE
Application Number:
JP2006034304A
Publication Date:
August 23, 2007
Filing Date:
February 10, 2006
Export Citation:
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Assignee:
KATAKURA CHIKKARIN CO LTD
International Classes:
C09H1/00; A61K8/65; A61K8/98; A61Q5/02; A61Q19/00
Domestic Patent References:
JP2005006601A
JP2007504100A
JP2003206226A