Hollow sphere from amphiphilic chitosan derivatives and method of preparing amiphiphilic chitosan derivative complex for medical use

US8263130B2 · kind B2 · utility

Assignee

• National Chiao Tung University · TW

Inventors

• San-Yuan Chen · Hsinchu, TW
• Kun Liu · New Taipei, TW
• Dean-Mo Liu · Zhubei City, TW

Key dates

• Filing date: Mar 4, 2009
• Grant date: Sep 11, 2012
• Expiry date: May 3, 2030

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K9/5161
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A hollow sphere from amphiphilic chitosan derivatives and a method of preparing an amphiphilic chitosan derivative complex for medical use are disclosed, and the hollow sphere from amphiphilic chitosan derivatives comprises: chitosan derivatives represented by the following formula (I), which self-assemble and form a hollow sphere in a solvent;