Benzophenone derivatives as fuel additives

Patent · Tue May 17 00:00:00 EDT 1988

OSTI ID:6951058

Andress, H J

This patent describes a composition comprising a major amount of a liquid hydrocarbon fuel having an initial boiling point of at least about 75/sup 0/F and an end boiling point of about 750/sup 0/F, and a minor amount sufficient to improve the fuel detergency thereof the reaction product of an ester of a benzophenone tetracarboxylic dianhydride or mixtures of such esters and an amine wherein the benzophenone tetracarboxylic dianhydride ester or mixtures of such esters are reacted with the amine in a mole ratio of from about 3:1 to about 1:3 at a temperature of from about 100/sup 0/ - 300/sup 0/C at atmospheric pressure from about three to about 10 hours.

• Assignee: Mobil Oil Corp., New York, NY
• Patent Number(s): US 4744798
• OSTI ID: 6951058
• Resource Relation: Patent File Date: Filed date 30 Sep 1982
• Country of Publication: United States
• Language: English

Related Subjects

37 INORGANIC
ORGANIC
PHYSICAL AND ANALYTICAL CHEMISTRY
BENZOPHENONE
CHEMICAL REACTION YIELD
FUEL ADDITIVES
CHEMICAL COMPOSITION
AMINES
ANHYDRIDES
BOILING POINTS
CARBOXYLIC ACIDS
CHEMICAL PREPARATION
DERIVATIZATION
ESTERS
HIGH TEMPERATURE
HYDROCARBONS
MEDIUM TEMPERATURE
ADDITIVES
CHEMICAL REACTIONS
KETONES
ORGANIC ACIDS
ORGANIC COMPOUNDS
PHYSICAL PROPERTIES
SYNTHESIS
THERMODYNAMIC PROPERTIES
TRANSITION TEMPERATURE
YIELDS
400201* - Chemical & Physicochemical Properties