Compositions and methods for inhibiting vinyl aromatic monomer p

Details Compositions and methods for inhibiting vinyl aromatic monomer p Compositions and methods for inhibiting vinyl aromatic monomer p

1993-09-08

1995-03-07

Pal, Asok

Chemistry of hydrocarbon compounds

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

With nonhydrocarbon additive

585 3, 585 4, 208 48AA, 252402, 252405, C07C 720

Patent

active

053960041

ABSTRACT:
Methods and compositions are provided for inhibiting the polymerization of vinyl aromatic monomers under distillation conditions. The compositions comprise a combination of a phenylenediamine compound and a hydroxylamine compound.

REFERENCES:
patent: 4720566 (1988-01-01), Martin
patent: 4774374 (1988-09-01), Abruscaro et al.
patent: 4915873 (1990-04-01), Abruscaro et al.
patent: 4929778 (1990-05-01), Roling
patent: 4956020 (1990-09-01), Nakajima

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