| 发明名称 |
SLOW-RELEASE PERFUME COMPOSITIONS AND A PROCESS FOR THE PREPARATION OF THEM |
| 摘要 |
<p>A pellet of ethylene-vinyl acetate copolymer and a perfume are mixed in a mixer, and when the perfume has been impregnated into only the surface layer portion of the pellet, then a fine powder is added and mixed with the perfume-impregnated pellet for the purpose of coating the surface of them.</p> |
| 申请公布号 |
CA1200764(A) |
申请公布日期 |
1986.02.18 |
| 申请号 |
CA19830430243 |
申请日期 |
1983.06.13 |
| 申请人 |
SODA AROMATIC COMPANY, LIMITED |
发明人 |
MATSUMOTO, YUUICHI |
| 分类号 |
A61L9/01;A61L9/04;C08L23/08;C08L31/04;(IPC1-7):A61K7/46 |
主分类号 |
A61L9/01 |
| 代理机构 |
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代理人 |
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| 主权项 |
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| 地址 |
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