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Process for obtaining hydrogen chloride free from acetylene starting from mixtures containing hydrogen chloride, vinyl chloride and acetylene.
Process for obtaining hydrogen chloride free from acetylene starting from mixtures containing hydrogen chloride, vinyl chloride and acetylene.
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机译:从包含氯化氢,氯乙烯和乙炔的混合物开始,获得不含乙炔的氯化氢的方法。
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摘要
1. Process for obtaining hydrogen chloride free from acetylene from mixtures containing hydrogen chloride, vinyl chloride and acetylene, in which the acetylene is converted to vinyl chloride with the aid of a hydrochlorination catalyst, characterised in that the mixture is subjected to a distillation in a column, a gas phase consisting substantially of hydrogen chloride and containing acetylene is taken off in the upper part of the column, the gas phase is brought into contact with the hydrochlorination catalyst and then the gas phase is reintroduced into the column.
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