Rubber stabilizers derived from N-phenyl-p-phenylenediamine

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United States of America Patent

PATENT NO 4855346
SERIAL NO

06647258

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Abstract

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There are disclosed novel compounds of the formula: ##STR1## wherein n=0 or 1, R.sub.1 is selected from the group consisting of a hydrogen atom, straight chain and branched chain alkyl groups and alkoxy groups, and cycloalkyl groups and cycloalkoxy groups having 5 to 8 carbon atoms, R.sub.2 is selected from the group consisting of lower alkyl groups having 1 to 5 carbon atoms, X is an oxygen atom if n=0 or a nitrogen atom if n=1, Y is selected from the group consisting of a hydrogen atom, straight chain and branched chain alkyl groups having 1 to 18 carbon atoms, cycloalkyl groups having 5 to 8 carbon atoms, alkenyl groups having 3 to 18 carbon atoms, phenyl groups, alkylphenyl groups having 7 to 14 carbon atoms and aralkyl groups having 7 to 15 carbon atoms, and R.sub.3 is selected from the same group as Y, or together with X and Y forms part of a heterocyclic ring composed of 5 or 6 atoms in which X is the hetero-nitrogen atom. Also disclosed is the use of the foregoing compounds as stabilizers in rubber or rubber latex.

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Patent Owner(s)

Patent OwnerAddress
AKZONA INCORPORATEDASHEVILLE NC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Battey, Paul K Harrogate, GB3 4 6
Hope, Peter Littleborough, GB3 17 117
Sharma, Ashutosh H Norden, GB3 7 82

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