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US4990321A Method for recovering hydrobromic acid and methanol 失效
回收氢溴酸和甲醇的方法

Method for recovering hydrobromic acid and methanol
摘要:
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.
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