Chemistry of hydrocarbon compounds – Miscellaneous process – e.g. – indeterminate modification of a...
Patent
1997-10-17
1999-09-21
Richter, Johann
Chemistry of hydrocarbon compounds
Miscellaneous process, e.g., indeterminate modification of a...
C07C 720
Patent
active
059556439
ABSTRACT:
Polymerization is inhibited during the anaeroic production of styrene through the addition of a combination of a stable nitroxide free radical compound and a non-toxic phenylenediamine compound.
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Breininger Thomas M.
Cummings Kelly L.
Murray Joseph
Nalco/Exxon Energy Chemicals L.P.
Richter Johann
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