Title:
【発明の名称】N-ヒドロキシブチルキトサンに基く化粧品、新規なN-ヒドロキシブチルキトサンおよびその製造法
Document Type and Number:
Japanese Patent JP2554907
Kind Code:
B2
Abstract:
PCT No. PCT/EP87/00207 Sec. 371 Date Nov. 18, 1987 Sec. 102(e) Date Nov. 18, 1987 PCT Filed Apr. 16, 1987 PCT Pub. No. WO87/06461 PCT Pub. Date Nov. 5, 1987.The invention is directed to cosmetic compositions for the treatment of hair or skin characterized in that they contain new N-hydroxybutyl-chitosans, or their salts, consisting of (a) 4 to 40 mole percent monomer units of the formula (I) (I) and (b) 60 to 96 mole percent monomer units of the formula (II) (II) wherein R1 and R2 are identical or different and designate hydrogen or the group with n being equal to an integer from 1 to 5, provided that R1 and R2 are not simultaneously hydrogen in at least 50 percent of the units of formula (II). In addition, it is directed to new N-hydroxybutyl-chitosans and their salts and a process for producing these new compounds from butylene oxide and chitosan.
Inventors:
RANGU GYUNTAA
KONRATSUDO OIGEN
UENDERU HARARUTO
MARESHU GERUHARUTO
RENTSU HANSUURUUDEI
KONRATSUDO OIGEN
UENDERU HARARUTO
MARESHU GERUHARUTO
RENTSU HANSUURUUDEI
Application Number:
JP50275687A
Publication Date:
November 20, 1996
Filing Date:
April 16, 1987
Export Citation:
Assignee:
WELLA AG
International Classes:
A61K8/04; A61K8/34; A61K8/72; A61K8/73; A61K31/715; A61P17/00; A61Q5/00; A61K8/00; A61Q5/02; A61Q5/04; A61Q5/06; A61Q5/10; A61Q17/04; A61Q19/00; A61Q19/10; C08B1/00; C08B37/08; (IPC1-7): C08B37/08; A61K7/00; A61K7/06; A61K7/42; A61K7/50; A61K31/725
Domestic Patent References:
| JP516879A | ||||
| JP57180602A |
Attorney, Agent or Firm:
Noriko Murata