Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
TREHALOSE DERIVATIVE AND SURFACTANT
Document Type and Number:
Japanese Patent JP3725233
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To obtain a trehalose derivative excellent in surface-active ability and safety to skin and useful as a surfactant, etc., capable of using for cosmetics, medicines, foods, etc., by reacting trehalose with an acetal compound in the presence of an acid catalyst.
SOLUTION: This new trehalose derivative is expressed by formula I (R1 is a 7-21C saturated or unsaturated hydrocarbon; R2 is H, a 1-22C saturated or unsaturated hydrocarbon) (e.g. 4,6-laurylidene-trehalose) and is excellent in surface-active ability and safety to skin and widely utilizable for cosmetics, medicines, foods, etc., e.g. as a skin cleansing agent, a hair cleansing agent, a skin-maintaining agent, a hair-maintaining agent, a make up agent, a bathing agent or soap. The compound is obtained by condensing trehalose with an aliphatic hydrocarbon chain expressed by formula II (R3 is methyl or ethyl) and a saturated or unsaturated 8-22C acetal compound (e.g. dodecanaldiethylacetal) in the presence of an acid catalyst.


Inventors:
池本 毅
炭田 康史
薬丸 雅史
西尾 裕幸
Application Number:
JP1996000060076
Publication Date:
December 07, 2005
Filing Date:
February 21, 1996
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
株式会社カネボウ化粧品
International Classes:
C07H9/04; A61K8/00; A61K8/60; A61K8/73; A61Q1/02; A61Q1/14; A61Q5/02; A61Q5/12; A61Q19/00; A61Q19/10; B01F17/56; (IPC1-7): C07H9/04; A61K7/00; A61K7/02; A61K7/075; A61K7/08; A61K7/48; A61K7/50; B01F17/56
Domestic Patent References:
JP59157097A