| 发明名称 |
POWDERS PROVIDING CONTROLLED SUSTAINED RELEASE OF A GAS |
| 摘要 |
<p>A powder for sustained release of a gas including a core containing a molecular sieve, and a layer containing an acid releasing agent on an outer surface of the core. The core and the layer are substantially free of water, and the core is capable of generating and releasing a gas after hydrolysis of the acid releasing agent.</p> |
| 申请公布号 |
EP0933991(A1) |
申请公布日期 |
1999.08.11 |
| 申请号 |
EP19970940556 |
申请日期 |
1997.08.29 |
| 申请人 |
BERNARD TECHNOLOGIES, INC. |
发明人 |
BARENBERG, SUMNER A.;GRAY, PETER N.;LELAH, MICHAEL |
| 分类号 |
A23L3/3409;A01N25/08;A01N25/18;A01N25/26;A01N59/00;A61L2/16;A61L2/20;A61L9/04;B01J2/00;C01B7/01;C01B11/02;C01B17/16;C01B17/50;C01B21/24;C01B21/36;C01C3/02;(IPC1-7):A01N25/08 |
主分类号 |
A23L3/3409 |
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