Color stabilization of monoalkyl phenols
AssigneeMonsanto Company
InventorGerbrand Deetman
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Abstract
A method for stabilizing color, inhibiting color development, and reducing color of monoalkyl phenols by incorporation of N,N-diethylhydroxylamine, preferably from about 5 parts per million to about 50 parts per million. Also a color stabilized monoalkyl phenol composition comprising a monoalkyl phenol and a color stabilizing amount of N,N-diethylhydroxylamine.
Claims12
A composition, comprising a monoalkyl phenol with an alkyl group from C.sub.8 to C.sub.13 and a color stabilizing amount of N,N-diethylhydroxylamine.
A method of inhibiting color development in a monoalkylphenol with an alkyl group from C.sub.8 to C.sub.13, which comprises incorporation of a color stabilizing amount of N,N-diethylhydroxylamine into the monoalkyl phenol.
A method of reducing the color of a monoalkyl phenol with an alkyl group from C.sub.8 to C.sub.13 in which color development has occurred, which comprises incorporation of a color reducing amount of N,N-diethylhydroxylamine into the monoalkyl phenol.
Dependencies are inferred from the claim text.