Arylenediamine substituted pyrimidines compositions

Details Arylenediamine substituted pyrimidines compositions Arylenediamine substituted pyrimidines compositions

1990-07-30

1991-11-26

Morgan, Kriellion S.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Processes of preparing a desired or intentional composition...

524 92, 524 93, 524 95, 544323, C08K 53492

Patent

active

050682717

ABSTRACT:
Disclosed are novel 2,4,6 substituted pyrimidines where the substituents may be the same or different groups. At least one substituent must be N-alkyl paraphenylenediamino, and the other substituents may be various radicals containing sulfur, oxygen or nitrogen or hydrogen or alkyl groups. The compounds are useful as antioxidants and antiozonants for unsaturated compounds and polymers.

REFERENCES:
patent: 4786672 (1988-11-01), Wehner
patent: 4816585 (1989-03-01), Raynor et al.

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