Title:
ELECTROSTATIC BONDING TYPE POLYMER VESICLE
Document Type and Number:
WIPO Patent Application WO/2006/118260
Kind Code:
A1
Abstract:
Disclosed is a vesicle which is excellent in the stability of the structure thereof and in the responsiveness to circumstances, and can be prepared with a simple and easy operation. In more particular, a vesicle having a membrane which is made of a first block copolymer having a non-electrically charged hydrophilic segment and an electrically charged segment, and a second block copolymer having a non-electrically charged hydrophilic segment and an electrically charged segment with an electric charge reverse to that of the electrically charged segment of the first block copolymer.
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Inventors:
KATAOKA KAZUNORI (JP)
KOIDE AYA (JP)
OSADA KENSUKE (JP)
YAMASAKI YUICHI (JP)
FUKUSHIMA SHIGETO (JP)
PARK JOON-SIK (JP)
KOIDE AYA (JP)
OSADA KENSUKE (JP)
YAMASAKI YUICHI (JP)
FUKUSHIMA SHIGETO (JP)
PARK JOON-SIK (JP)
Application Number:
PCT/JP2006/309008
Publication Date:
November 09, 2006
Filing Date:
April 28, 2006
Export Citation:
Assignee:
UNIV TOKYO (JP)
KATAOKA KAZUNORI (JP)
KOIDE AYA (JP)
OSADA KENSUKE (JP)
YAMASAKI YUICHI (JP)
FUKUSHIMA SHIGETO (JP)
PARK JOON-SIK (JP)
KATAOKA KAZUNORI (JP)
KOIDE AYA (JP)
OSADA KENSUKE (JP)
YAMASAKI YUICHI (JP)
FUKUSHIMA SHIGETO (JP)
PARK JOON-SIK (JP)
International Classes:
C08L77/00; A61K9/127; A61K47/34; C08G69/00
Foreign References:
| JPH08188541A | 1996-07-23 | |||
| JP2002179556A | 2002-06-26 | |||
| JP2001208754A | 2001-08-03 | |||
| JP2001131271A | 2001-05-15 |
Other References:
See also references of EP 1878766A4
Attorney, Agent or Firm:
Yoshitake, Kenji (Room 323 Fuji Bldg., 2-3, Marunouchi 3-chome, Chiyoda-k, Tokyo 05, JP)
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