Method for retarding darkening of a dispersant-antioxidant olefi

Compositions – Electrolytes for electrical devices

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252 50, 5253261, 528493, 528486, C10M14910, C10M15102

Patent

active

052079384

ABSTRACT:
A method of retarding the darkening effect of a unreacted, excess antioxidant amine in a DAOCP comprising:

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patent: 3310541 (1967-03-01), Breuers et al.
patent: 3368975 (1968-02-01), Davis et al.
patent: 3798166 (1974-03-01), Braid
patent: 4816172 (1989-03-01), Kapuscinski et al.
patent: 4863623 (1989-09-01), Nalesnik

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