| 发明名称 |
ACTIVE PRINCIPLES AND GAS CONTAINING MICROPARTICLES |
| 摘要 |
The invention relates to new microparticles containing active ingredients, which contain at least one gas or a gaseous phase in addition to the active ingredient(s), agents containing these particles (microparticulate systems), their use for ultrasound-controlled in vivo release of active ingredients, as well as a process for the production of particles and agents.
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| 申请公布号 |
CA2171303(A1) |
申请公布日期 |
1995.03.16 |
| 申请号 |
CA19942171303 |
申请日期 |
1994.08.25 |
| 申请人 |
SCHERING AKTIENGESELLSCHAFT |
发明人 |
WEITSCHIES, WERNER;HELDMANN, DIETER;HAUFF, PETER;FRITZSCH, THOMAS;STAHL, HARALD |
| 分类号 |
A61K9/00;A61K9/16;A61K9/19;A61K9/50;A61K41/00;A61K49/00;A61K49/22;(IPC1-7):A61K9/16;B01J13/02 |
主分类号 |
A61K9/00 |
| 代理机构 |
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