Nitrosyl chloride as a polymerization inhibitor for vinyl aromat

Distillation: processes – separatory – Addition of material to distilland to inhibit or prevent... – For inhibiting or preventing a polymerization reaction

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Details

260669A, 423386, B01D 334

Patent

active

039335992

ABSTRACT:
Disclosed is a process for the distillation of readily polymerizable vinyl aromatic compounds which comprises subjecting such compounds to distillation conditions in the presence of an effective amount of NOCl as a polymerization inhibitor in the substantial absence of oxygen.

REFERENCES:
patent: 3527822 (1970-09-01), Benson, Jr.
patent: 3816265 (1974-06-01), Daniels et al.

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