| 发明名称 |
Method for recovering hydrobromic acid and methanol. |
| 摘要 |
<p>A method for recovering hydrobromic acid and methanol from a filtrate obtained by brominating bisphenol A in a methanol solvent and filtering off the resulting brominated bisphenol A, which comprises adding water to the filtrate, followed by distillation for purification.</p> |
| 申请公布号 |
EP0380365(B1) |
申请公布日期 |
1994.04.13 |
| 申请号 |
EP19900300852 |
申请日期 |
1990.01.26 |
| 申请人 |
TOSOH CORPORATION |
发明人 |
SATO, MASAKATSU;SHIMIZU, SADAMI;TAMABAYASHI, HANZO |
| 分类号 |
C01B7/09;C07C25/18;C07C29/80;C07C31/04;(IPC1-7):C07C37/62;C07C39/367;C07C37/70 |
主分类号 |
C01B7/09 |
| 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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