发明授权
- 专利标题： Process of producing an active agent delivery device
- 专利标题（中）： 制备活性剂递送装置的方法
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申请号： US672252申请日： 1991-03-20
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公开(公告)号： US5071645A公开(公告)日： 1991-12-10
- 发明人: Harlan B. Johnson , Linda P. Reinhardt
- 申请人： Harlan B. Johnson , Linda P. Reinhardt
- 申请人地址： PA Pittsburgh
- 专利权人： PPG Industries, Inc.
- 当前专利权人： PPG Industries, Inc.
- 当前专利权人地址： PA Pittsburgh
- 主分类号： A01N25/18
- IPC分类号： A01N25/18 ; A41G1/00 ; A61K9/70 ; A61L9/04 ; B29C55/00 ; C08J9/28
摘要：
An active agent delivery device comprises (a) microporous material comprising a matrix consisting essentially of linear ultrahigh molecular weight polyolefin, a large proportion of finely divided water-insoluble filler of which at least about 50 percent by weight is siliceous, and interconnecting pores; and (b) a releasable active agent or precursor thereof associated with at least a portion of the filler.
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