Stabilized fuel oil containing a dispersant

Details Stabilized fuel oil containing a dispersant Stabilized fuel oil containing a dispersant

1986-07-18

1988-05-24

Dixon, Jr., William R.

Fuel and related compositions

Liquid fuels

Aluminum or heavy metal, other than lead, containing

44 63, 44 71, 44 76, C10L 118, C10L 122, C10L 124, C10L 126

Patent

active

047463287

ABSTRACT:
A residual fuel oil is improved in dispersion stability when a large amount of sludge is contained therein and comprises (1) a thermal cracking oil, (2) a diluent and (3) a dispersant selected from the group consisting of (A) an imidazoline derivative containing a hydrocarbon group having 7 to 23 carbon atoms, (B) a hydrolysis product of (A), (C) a reaction product of an aliphatic acid having 8 to 22 carbon atoms and a polyalkylenepolyamine having 4 to 6 amino groups, (D) a monoamine containing a hydrocarbon group having 8 to 22 carbon atoms, (E) a polyamine containing a hydrocarbon group having 8 to 22 carbon atoms, (F) an etheramine having a long chain hydrocarbon group, (G) a phosphate having a long chain hydrocarbon group, (H) a salt of (G), (I) a dithiophosphate and (J) a salt of (I).

REFERENCES:
patent: 3012964 (1961-12-01), Pollitzer
patent: 3457053 (1969-07-01), Rosenwald
patent: 3542679 (1970-11-01), Cyba
patent: 3637358 (1972-01-01), Cyba
patent: 3804605 (1974-04-01), Robinson et al.
patent: 4292046 (1981-09-01), Piotrowski
patent: 4518782 (1985-05-01), Sung et al.
patent: 4581039 (1986-04-01), Horodysky

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