Title:
HIGH-PURITY ACID-INSOLUBLE FISH SCALE COLLAGEN AND ITS PRODUCTION
Document Type and Number:
Japanese Patent JPH05155900
Kind Code:
A
Abstract:
PURPOSE: To obtain the subject collagen without contamination by blood, proteins, etc., and a method for producing the collagen.
CONSTITUTION: An acid-insoluble fish scale collagen is obtained by treating fish scales with an acidic aqueous solution. Furthermore, the objective method is composed of a step for deashing the fish scales and a step for treating the deashed fish scales with an acidic aqueous solution and separating insoluble collagen. The steps are carried out at ≤15°C.
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Inventors:
SAKAI HIROMITSU
SAITO HIDESHI
KUBO TOMOYOSHI
SHIRAI KUNIO
SAITO HIDESHI
KUBO TOMOYOSHI
SHIRAI KUNIO
Application Number:
JP27882891A
Publication Date:
June 22, 1993
Filing Date:
September 30, 1991
Export Citation:
Assignee:
NIPPON KASEI CHEM
International Classes:
A61K8/65; A61K8/72; A61L27/00; B09B3/00; C07K1/14; C07K14/78; A23J3/06; (IPC1-7): A23J3/06; A61K7/00; A61L27/00; B09B3/00; C07K3/02; C07K15/20
Attorney, Agent or Firm:
Masaaki Kobayashi
Previous Patent: JPS5155899
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