Inhibiting polymerization of vinyl aromatic monomers

Details Inhibiting polymerization of vinyl aromatic monomers Inhibiting polymerization of vinyl aromatic monomers

1992-07-29

1993-10-19

Pal, Asok

Chemistry of hydrocarbon compounds

Product blend, e.g., composition, etc., or blending process...

With nonhydrocarbon additive

585 3, 585 4, C07C 720

Patent

active

052547604

ABSTRACT:
The polymerization of a vinyl aromatic compound, such as styrene, during distillation or purification is very effectively inhibited by the presence of at least one stable nitroxyl compound together with at least one aromatic nitro compound.

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Nitrones, nitronates & nitroxides Eli Breur et al. John Wiley & Sons, New York, 1989 pp. 313--329.

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