Title:
MODIFIED POLYLACTIC ACID HAVING BRANCHED PEPTIDE CHAIN AT ITS END
Document Type and Number:
Japanese Patent JP3722476
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To obtain a modified polylactic acid having a branched peptide chain which has many reactive functional groups at its chain ends and to provide a biodegradable microsphere having many reactive functional groups on its surface which is manufactured using the modified polylactic acid.
SOLUTION: This modified polylactic acid has a branched peptide chain end having a reactive functional group. The biodegradable microsphere comprizes the modified polylactic acid as a constituent.
Inventors:
Hidetoshi Arimura
Toyohara Megumi
Yuichi Oya
Tatsuro Ouchi
Hideaki Yamada
Toyohara Megumi
Yuichi Oya
Tatsuro Ouchi
Hideaki Yamada
Application Number:
JP2002054268A
Publication Date:
November 30, 2005
Filing Date:
February 28, 2002
Export Citation:
Assignee:
KURARAY CO.,LTD.
International Classes:
A61L27/00; B01J13/08; C07K17/08; C08G63/685; C08J3/14; C08L101/16; (IPC1-7): C08G63/685; B01J13/08; C08J3/14
Domestic Patent References:
| JP8034837A |
Foreign References:
| US4916209 |
Attorney, Agent or Firm:
Yoshinori Hosoda
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