Preparation of overbased magnesium phenates

Details Preparation of overbased magnesium phenates Preparation of overbased magnesium phenates

1982-04-19

1984-03-06

Howard, Jacqueline V.

Compositions

Electrolytes for electrical devices

252 427, 252389R, 252 333, 252 18, 252 25, C10M 140

Patent

active

044353014

ABSTRACT:
Overbased magnesium phenate compositions are prepared by reacting magnesium oxide in a diluent with: (1) a hydrocarbyl-substituted phenol and/or a sulfurized hydrocarbyl-substituted phenol, (2) an ammonium sulfonate, (3) a monohydric alcohol of from 1 to 4 carbon atoms and (4) water; removing the alcohol; and treating the resulting material with carbon dioxide.

REFERENCES:
patent: 3629109 (1971-12-01), Gergel et al.
patent: 4049560 (1977-09-01), Dominey
patent: 4221673 (1980-09-01), Robson et al.

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