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Preparation of overbased magnesium phenates

Patent ·
OSTI ID:6417771
;
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.
Assignee:
Standard Oil Co. (Indiana)
Patent Number(s):
US 4435301
OSTI ID:
6417771
Country of Publication:
United States
Language:
English

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Related Subjects

02 PETROLEUM
020500* -- Petroleum-- Products & By-Products
33 ADVANCED PROPULSION SYSTEMS
330101 -- Internal Combustion Engines-- Spark-Ignition
330102 -- Internal Combustion Engines-- Diesel
ADDITIVES
ALCOHOLS
ALKALINE EARTH METAL COMPOUNDS
AMMONIUM COMPOUNDS
AROMATICS
CARBON COMPOUNDS
CARBON DIOXIDE
CARBON OXIDES
CHALCOGENIDES
CHEMICAL PREPARATION
DETERGENTS
DIESEL ENGINES
EMULSIFIERS
ENGINES
HEAT ENGINES
HYDROXY COMPOUNDS
INTERNAL COMBUSTION ENGINES
LUBRICANTS
LUBRICATING OILS
MAGNESIUM COMPOUNDS
MAGNESIUM OXIDES
OILS
ORGANIC COMPOUNDS
ORGANIC SULFUR COMPOUNDS
OTHER ORGANIC COMPOUNDS
OXIDES
OXYGEN COMPOUNDS
PETROLEUM PRODUCTS
PHENOL
PHENOLS
SPARK IGNITION ENGINES
SULFONATES
SURFACTANTS
SYNTHESIS
WETTING AGENTS