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Term explanation: What is active temperature, crude alcohol?

2011-07-14View Original

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Hey everyone, I’m a newcomer here – please give me some guidance. What is the term \"active temperature\"? And what is \"crude alcohol\"?
Reply #22011-07-15
The active temperature should be the lowest temperature at which the catalyst exhibits catalytic activity. Crude alcohol is crude methanol containing 85% methanol
Reply #32011-07-15
Crude alcohol is an abbreviation for a crude methanol solution; it is an intermediate product formed during the methanol production process. Due to some side reactions involving the methanol and the catalysts used, the methanol content in crude alcohol varies between 80% and 95%, with the value in our factory being 94.6%. The crude alcohol then enters the methanol distillation system for further processing to produce high-quality purified methanol, commonly referred to as refined alcohol.
Reply #42011-07-21
The active temperature refers to the temperature at which a catalyst can exert its catalytic effect; it is a range rather than a single specific temperature value. Crude alcohol refers to the alcohol produced through synthetic reactions, which contains water as well as various light and heavy components; distillation is required to bring it up to the standards of pure alcohol.

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