发明名称 |
Slow-release gel composition for volatile substance |
摘要 |
The present invention relates to a slow-release gel composition for a volatile substance, comprising a volatile substance, a poly-N-vinylcarboxylic acid amide-base cross-linked resin, a surfactant, water and, if desired, an alcohol. The invention has the following advantages: (1) the gel composition can be manufactured at room temperature; (2) a solution containing a surfactant for dispersing and solubilizing the volatile substance and an alcohol can be gelled by liquid absorption; (3) and the gel composition has excellent light stability. |
申请公布号 |
EP0904771(A1) |
申请公布日期 |
1999.03.31 |
申请号 |
EP19980116128 |
申请日期 |
1998.08.26 |
申请人 |
SHOWA DENKO KABUSHIKIKAISHA |
发明人 |
WADA, TETSUO;YAMAGUCHI,TETSUHIKO |
分类号 |
A61L9/01;A01N25/04;A01N25/18;A01N47/08;A61K8/00;A61L9/04;A61Q13/00;C09K3/00 |
主分类号 |
A61L9/01 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|