发明名称 |
NANOPARTICULATE SYSTEMS PREPARED FROM ANIONIC POLYMERS |
摘要 |
<p>The present invention relates to a system for administering active ingredients comprising nanoparticles having an average size of less than 1 micrometer in turn comprising: (a) at least one anionic polymer; (b) a cationic cross-linking agent; and optionally (c) a cationic polymer; characterized in that the nanoparticles are cross-linked by means of electrostatic type interactions. Additionally, the invention relates to pharmaceutical, cosmetic, personal hygiene and nutritional compositions comprising said nanoparticle system, as well as to methods for the preparation and uses thereof.</p> |
申请公布号 |
EP2366386(A1) |
申请公布日期 |
2011.09.21 |
申请号 |
EP20090823117 |
申请日期 |
2009.10.26 |
申请人 |
UNIVERSIDADE DE SANTIAGO DE COMPOSTELA |
发明人 |
SANCHEZ BARREIRO, ALEJANDRO;SEIJO REY, BEGONA;PAOLICELLI, PATRIZIA;KONAT ZORZI, GIOVANNI;PARRAGA MENESES, JENNY |
分类号 |
A61K9/51;A61K47/18;A61K47/36 |
主分类号 |
A61K9/51 |
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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