Fuel oil compositions

Details Fuel oil compositions Fuel oil compositions

C - Chemistry, Metallurgy

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C10L 1/18 (2006.01) C10L 1/14 (2006.01) C10L 1/22 (2006.01) C10L 1/24 (2006.01)

Patent

CA 1270646

ABSTRACT Fuel Oil Compositions A fuel oil composition containing a minor proportion by weight of a mixture of 20 to 40 wt% of a polyphenol, a sulphurised polyphenol or a hindered phenol and 80 to 60 wt% of a cyclic amide derived from a dicarboxylic acid or anhydride having a hydrogen-and-carbon containing substituent of at least 40 carbon atoms and a polyalkylene polyamine having at least Z nitrogen atoms and at least 3 carbon atoms (other than carbon atoms in the branched substituents) between the terminal amino groups. A suitable additive is a 70% by weight of the macrocyclic derivative of polyisobutenyl succinic anhydride (MW 1300) and penta propylene hexamine and 30% by weight of 4.41 methylene bis (2,6 di tert butyl phenol).

507513

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