Method for inhibiting vinyl aromatic monomer polymerization

Details Method for inhibiting vinyl aromatic monomer polymerization Method for inhibiting vinyl aromatic monomer polymerization

1994-04-19

1995-11-28

Bascomb, Jr., Wilbur

Distillation: processes, separatory

Addition of material to distilland to inhibit or prevent...

For inhibiting or preventing a polymerization reaction

203 56, 203 60, 203 65, 25218229, 25218312, 252399, 585 5, 585860, 585864, 585865, 585950, B01D 334

Patent

active

054704405

ABSTRACT:
Vinyl aromatic monomer polymerization methods utilizing a composition of 2,6-di-tert-butyl-4-methylphenol and a substituted benzoquinonediimide compound are disclosed. Preferably, the composition is employed in an amount of 1 part to 10,000 parts per million parts monomer during distillation of styrene.

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patent: 4915873 (1990-04-01), Abruscato et al.
patent: 4929778 (1990-05-01), Roling
patent: 5342505 (1994-08-01), Forester

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