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How to condense methanol

2009-04-11View Original

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There is methanol in the reaction exhaust gases, and it cannot be condensed using cooling water. What should I use to condense and collect the methanol? The amount isn’t that much
Reply #22009-04-11
Add discharge channels, washing tanks, and the like for recycling and further distillation.
Reply #32009-04-15
Generally, methanol distillation systems are equipped with a discharge tank in which deionized water is added to wash away the small amount of methanol gas present in the exhaust gases, before those gases are sent for further distillation.
Reply #42009-04-15
If methanol in the exhaust gases is to be recovered by cooling, it requires significant energy or resources; generally, water washing is sufficient, and the diluted alcohol obtained after washing can be sent directly to the methanol distillation process.
Reply #52009-04-15
It is best to use a desalinated water tank, so that it can be used for distillation and purification
Reply #62009-04-15
Hehe, I’m using recirculated water as well, but still a lot of it escapes. It’s an experimental setup after all – there’s no distillation equipment, and the amount of liquid is very small, which makes it difficult to operate:lol :lol
Reply #72009-04-19
Here, we have an exhaust tank installed in the methanol distillation section; deionized water is added to wash away the small amount of methanol gas present in the exhaust gases, so that it can be distilled again.
Reply #82009-04-20
Methods such as washing and coagulation separation can be considered.
Reply #92009-04-21
Methanol is highly soluble in water and can be washed with water

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