Title:
マイクロカプセル-II
Document Type and Number:
Japanese Patent JP4822642
Kind Code:
B2
Abstract:
The microcapsule comprises gel-forming chitosans and active substances prepared as a matrix. The matrix is dispersed in an oil phase. This is then treated with aqueous solutions of anionic polymers, hence removing the oil phase. The microcapsule comprises gel-forming chitosans and active substances prepared as a matrix. The matrix is dispersed in an oil phase. This is then treated with aqueous solutions of anionic polymers, hence removing the oil phase. An Independent claim is included for the corresponding method of making the microcapsules.
Inventors:
Josep Garces Garces
Josep-Louis Viladot Pettit
Josep-Louis Viladot Pettit
Application Number:
JP2001507424A
Publication Date:
November 24, 2011
Filing Date:
June 23, 2000
Export Citation:
Assignee:
Cognis IP Management GmbH
International Classes:
B01J13/10; A23L1/00; A61K8/00; A61K8/02; A61K8/06; A61K8/11; A61K8/64; A61K8/65; A61K8/72; A61K8/73; A61K8/96; A61K9/16; A61K9/50; A61K47/36; A61Q5/00; A61Q5/02; A61Q5/12; A61Q17/04; A61Q19/00; A61Q19/10; B01J13/02; C08L5/00; C11D3/22; C11D3/37; C11D3/382; C11D3/384; C11D3/60; C11D17/00; C11D17/08
Domestic Patent References:
| JPS60175539A | 1985-09-09 | |||
| JP2001508061A | 2001-06-19 | |||
| JPH01165519A | 1989-06-29 | |||
| JPS627440A | 1987-01-14 | |||
| JPH03500721A | 1991-02-21 | |||
| JPS63501290A | 1988-05-19 |
Foreign References:
| WO1998022210A1 | 1998-05-28 |
Attorney, Agent or Firm:
Mitsuo Tanaka
Takuji Yamada
Kenichi Morizumi
Yasuo Shibata
Yasushi Ochiai
Takuji Yamada
Kenichi Morizumi
Yasuo Shibata
Yasushi Ochiai