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A process for the recovery of separate methanol - and ethanol -, - n - propanol, isobutanol streams from mixtures containing these
A process for the recovery of separate methanol - and ethanol -, - n - propanol, isobutanol streams from mixtures containing these
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机译:一种从含甲醇和乙醇的混合物中回收单独的甲醇和乙醇,正丙醇,异丁醇的方法
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摘要
describes a class of catalysts for use in the stage of polycondensation in the synthesis of poly (ethylene terephthalate)consisting of derivatives of metals and non metals in composition with sulphonic acids in mixture with compounds of titanium, such that the final polymer appears to contain a quantity of sulphur as 5 - 60ppm and a quantity of metals between 2 and 100 ppm.
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