发明名称 |
MICROPARTICLE AND PHARMACEUTICAL COMPOSITION |
摘要 |
<p>A fine particle comprising an amphiphilic polymer, further comprising an inner nucleus of hydrophilic segment of amphiphilic polymer, and a hydrophobic outer layer of hydrophobic segment of amphiphilic polymer, and having a surface modifier bonded to the hydrophobic outer layer. A fine particle of the invention effectively enclose protein, peptide drug, nucleic acid medicine of hydrophilic property and large molecular weight in the inner nucleus of hydrophilic segment of amphiphilic polymer, and are preferable for stabilizing in the body and promoting absorption.</p> |
申请公布号 |
EP1857489(A1) |
申请公布日期 |
2007.11.21 |
申请号 |
EP20060728655 |
申请日期 |
2006.03.06 |
申请人 |
TORAY INDUSTRIES, INC. |
发明人 |
KAKIZAWA, YOSHINORI;AOKI, TAKAO;IDA, NOBUO;NISHIO, REIJI |
分类号 |
C08G81/00;A61K9/14;A61K9/50;A61K31/7105;A61K31/711;A61K38/00;A61K47/32;A61K47/34 |
主分类号 |
C08G81/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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