Distillation: processes – separatory – Addition of material to distilland to inhibit or prevent...
Patent
1980-11-17
1982-04-27
Sever, Frank
Distillation: processes, separatory
Addition of material to distilland to inhibit or prevent...
203 64, 570262, B01D 334
Patent
active
043269249
ABSTRACT:
Methylchloroform undergoing purification distillation is stabilized against decomposition by conducting the distillation in the presence of polyalkylene glycol having an average molecular weight greater than 150.
REFERENCES:
patent: 4065323 (1977-12-01), Cormany
Morris George D.
PPG Industries Inc.
Sever Frank
Whitfield Edward J.
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