Process for purifying hydrogen chloride
First Claim
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1. A process, comprising bringing hydrogen chloride into contact with a scrubbing agent comprising a chlorohydrin to produce purified hydrogen chloride, and reacting a polyhydroxylated aliphatic hydrocarbon, an ester of a polyhydroxylated aliphatic hydrocarbon, or a mixture of the two with a chlorinating agent comprising said purified hydrogen chloride in order to obtain a chlorohydrin.
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Abstract
Process for purifying hydrogen chloride, comprising at least one step of bringing said hydrogen chloride into contact with a scrubbing agent containing at least one chlorohydrin.
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15 Claims
- 1. A process, comprising bringing hydrogen chloride into contact with a scrubbing agent comprising a chlorohydrin to produce purified hydrogen chloride, and reacting a polyhydroxylated aliphatic hydrocarbon, an ester of a polyhydroxylated aliphatic hydrocarbon, or a mixture of the two with a chlorinating agent comprising said purified hydrogen chloride in order to obtain a chlorohydrin.
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10. The process according to claim, wherein bringing hydrogen chloride into contact with the scrubbing agent is carried out at a temperature between 10 and 120°
- C., and at a pressure between 1 and 20 bar absolute.
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