| 发明名称 |
HARD TISSUE STIMULATING AGENT |
| 摘要 |
Polyvinyl alcohol is processed into fibre or pellets for further processing, or directly into water-soluble film (9), in a screw-and-barrel extruder, which has a slow temperature rise and a mild kneading action achieved by a non-stick coating applied to the screw.
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| 申请公布号 |
CA2194462(A1) |
申请公布日期 |
1996.02.01 |
| 申请号 |
CA19952194462 |
申请日期 |
1995.07.13 |
| 申请人 |
ASTRA AKTIEBOLAG |
发明人 |
HANSSON, HANS-ARNE;JOHANSSON-RUDEN, GUNILLA;LARM, OLLE |
| 分类号 |
A61L27/00;A61K31/715;A61K31/722;A61K31/727;A61K31/737;A61L27/20;A61L27/34;A61L31/10;A61P19/00;A61P19/08;A61P43/00;(IPC1-7):A61K31/725;A61L27/06;A61L27/54;A61K31/73 |
主分类号 |
A61L27/00 |
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