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The service life of MTBE catalysts is too short

2017-02-17View Original

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The service life of the MTBE catalyst is too short; the possible reason is an excessive level of alkaline substances in the feedstock tetrahydrocarbon. I would like to ask the experts how this problem can be solved
Reply #22017-02-17
Just add a static mixer, wash it with water, and let it settle:)
Reply #32017-02-17
C4 is washed with demineralized water to remove alkaline substances and metal cations. Re-set the aggregator and dehydrator
Reply #42017-02-17
Identify the root cause – where it came from – and avoid treating symptoms without addressing the underlying issue.
Reply #52017-02-19
Thank you very much. I also learned about washing with water – specifically, whether it should be injected directly into the pipeline or added through a tower. Does anyone use a similar process, and what are the results?
Reply #62017-02-19
Also, the catalyst activity is declining rapidly now, and increases in temperature and pressure don’t have a significant effect; are there any other good ways to make adjustments? Preparing to change the dressing, but it’s a bit difficult to maintain it at the moment; the product contains methanol
Reply #72017-02-21
Operating conditions also have a significant impact. So it’s necessary to find the cause
Reply #82017-02-22
May I ask if you know where this kind of process is available?
Reply #92017-02-22
For what reason are the raw materials brought in? It’s best to wash them first; using a large container helps with sedimentation

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