发明名称 |
MANUFACTURE OF TIME RELEASING DISCHARGE MEDIUM |
摘要 |
Delivery vehicles comprised of a polymeric bead having a network of pores with an active ingredient held within the network are provided for use in a method to provide controlled release of the active ingredient. The network of pores is substantially non-collapsible upon removal of the active ingredient and the delivery vehicles are polymerized by a process in which the active ingredient also comprises the porogen during formation of the network of pores. |
申请公布号 |
JPS63256126(A) |
申请公布日期 |
1988.10.24 |
申请号 |
JP19870090617 |
申请日期 |
1987.04.13 |
申请人 |
ADVANCED POLYMER SYST INC |
发明人 |
RICHIYAADO UON |
分类号 |
A61K9/58;A01N25/10;A61J;A61K;A61K8/00;A61K8/11;A61K9/16;A61K47/00;A61K47/32;A61Q5/00;B01J13/14;C08J9/28 |
主分类号 |
A61K9/58 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|