C - Chemistry – Metallurgy – 10 – M
Patent
C - Chemistry, Metallurgy
10
M
253/98, 260/504.
C10M 159/24 (2006.01) C07C 143/00 (1985.01)
Patent
CA 1205088
ABSTRACT Overbased magnesium phenate compositions are pre- pared by reacting magnesium oxide in a diluent with: (1) a hydrocarbyl-substituted phenol and/or a sulfurized hydrocarbyl-substituted phenol, (2) an ammonium sulfo- nate, (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.
424789
Brannen Cecil G.
Hunt Mack W.
Amoco Corporation
Gowling Lafleur Henderson Llp
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