Title:
多孔性ビーズおよびその製造方法
Document Type and Number:
Japanese Patent JP2005534741
Kind Code:
A
Abstract:
The present invention relates to porous beads and to methods of production thereof, in particular to a method of producing hydrophilic polymeric beads by freeze-drying a droplet containing a polymeric material in a continuous phase of an oil-in-water (O/W) emulsion.
Inventors:
Andrew Ian Cooper
Haifai Zhang
Haifai Zhang
Application Number:
JP2004523952A
Publication Date:
November 17, 2005
Filing Date:
July 29, 2003
Export Citation:
Assignee:
Unilever Namrose Rose Bennaught Sharp
International Classes:
A61K47/30; C08J9/16; C08J9/28; (IPC1-7): C08J9/28; A61K47/30
Domestic Patent References:
| JPS6443530A | 1989-02-15 | |||
| JPH02208332A | 1990-08-17 | |||
| JPH0543734A | 1993-02-23 | |||
| JPS5582621A | 1980-06-21 |
Foreign References:
| WO2001025322A1 | 2001-04-12 |
Attorney, Agent or Firm:
Masatake Shiga
Takashi Watanabe
Yasuhiko Murayama
Shinya Mitsuhiro
Takashi Watanabe
Yasuhiko Murayama
Shinya Mitsuhiro