| 发明名称 |
METHOD OF DEODORIZATION OF MERCAPTO ACID BY EXTRACTING BAD ODOR COMPOUND AND DEODORIZED PRODUCT IS OBTAINED BY IT |
| 摘要 |
<p>Method for deodorising a mercaptoacid of formula HS-A-COOH, in which formula A represents: -(CH2)n-; <IMAGE> according to which most of the malodorous decomposition compounds of the mercaptoacid are extracted using carbon dioxide (CO2) in the gaseous, liquid or solid state. Deodorised product obtained. <IMAGE></p> |
| 申请公布号 |
JPH06128220(A) |
申请公布日期 |
1994.05.10 |
| 申请号 |
JP19930177603 |
申请日期 |
1993.06.25 |
| 申请人 |
L'OREAL SA |
发明人 |
MISHIERU DEDEYUU;ERUBUE BURUGOO;ERIKU RAPOWARII;BUERONIKU GIYURUFUAN;JIERAARU MARU |
| 分类号 |
B01D53/38;A61K8/00;A61K8/34;A61K8/46;A61Q5/04;C07C319/28;C07C323/52;(IPC1-7):C07C323/52;B01D53/34 |
主分类号 |
B01D53/38 |
| 代理机构 |
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代理人 |
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