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Title:
NEW LITHOSPERIMUM ROOT PIGMENT DERIVATIVE AND METHOD FOR PRODUCING THE SAME AND APPLICATION THEREOF
Document Type and Number:
Japanese Patent JP2003277641
Kind Code:
A
Abstract:

To obtain a lithospermum root pigment derivative which does not have a skin contact allergy property, has remarkably improved wide pH stability, heat stability, and filterability, and has high usability as a colorant and a dye and utility for cosmetic compositions, and to provide a method for producing the same.

The new lithospermum root pigment derivative is a complex formed by adding a solution containing the ion of either one metal selected from aluminum, iron, magnesium, zinc, copper, and manganese, a dicarboxylic acid compound, and a vegetable protein hydrolysate.


Inventors:
OTA TAKESHI
KOJIMA HIROYUKI
Application Number:
JP2002079867A
Publication Date:
October 02, 2003
Filing Date:
March 22, 2002
Export Citation:
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Assignee:
ICHIMARU PHARCOS INC
International Classes:
A61K8/30; A61K8/00; A61K8/02; A61K8/06; A61K8/26; A61K8/27; A61K8/58; A61Q1/00; A61Q1/04; A61Q5/02; A61Q5/12; A61Q17/04; A61Q19/10; C09B13/02; C09B61/00; (IPC1-7): C09B61/00; A61K7/00; A61K7/025; A61K7/075; A61K7/08; A61K7/42; A61K7/50; C09B13/02