Title:
【発明の名称】ラクトンを保有する吸収性ポリマー
Document Type and Number:
Japanese Patent JP2002528602
Kind Code:
A
Abstract:
The present invention pertains to biodegradable polymers comprising a non-polymerizable lactone, biodegradable compositions comprising the polymer and a therapeutic agent, the use of the compositions for the sustained release of therapeutic agents, wherein the therapeutic agent is reversibly immobilized on the polymer matrix using ionic complexation between the latent carboxylic groups present on the lactone bearing polymer matrix and a cationic group on the therapeutic agent.
Inventors:
Francis X, Ignatius
Application Number:
JP2000579264A
Publication Date:
September 03, 2002
Filing Date:
November 02, 1999
Export Citation:
Assignee:
Société de Conseille de Le Sherche et d'Apcursion Chantique S a S
International Classes:
A61K9/14; A61K9/00; A61K9/50; A61K9/52; A61K38/04; A61K38/09; A61K38/10; A61K38/22; A61K38/23; A61K38/24; A61K38/25; A61K38/26; A61K38/29; A61K38/31; A61K38/34; A61K47/48; C08G63/02; C08G63/08; C08G63/199; C08G63/66; C08G63/672; C08G63/91; C08G64/00; C08G64/02; C08G67/04; C08G79/02; C08G85/00; C08L101/06; A61K; (IPC1-7): C08G63/02; A61K9/14; A61K9/52; A61K47/48; C08G63/66; C08G63/91; C08G79/02; C08G85/00; C08L101/06
Attorney, Agent or Firm:
Kazuo Shamoto (5 outside)