| 发明名称 |
PROCESS FOR MAKING ISOPHORONE WITH IMPROVED COLOR AND COLOR STABILITY |
| 摘要 |
The present invention is a process for the production of isophorone having improved color and color stability. Crude isophorone is selectively hydrogenated to remove color forming impurities. The product isophorone will have an APHA color of about 10 or less.
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| 申请公布号 |
WO9928283(A1) |
申请公布日期 |
1999.06.10 |
| 申请号 |
WO1998US24584 |
申请日期 |
1998.11.18 |
| 申请人 |
ARISTECH CHEMICAL CORPORATION |
发明人 |
KELKAR, CHANDRASHEKHAR, P.;SCHULZ, ALAIN, A. |
| 分类号 |
C07C45/85;C07C49/603;(IPC1-7):C07C45/78 |
主分类号 |
C07C45/85 |
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