Lubricating oil compositions

Details Lubricating oil compositions Lubricating oil compositions

1975-03-05

1976-05-11

Gantz, Delbert E.

Compositions

Electrolytes for electrical devices

252 515R, 252402, 252403, C10M 138, C10M 332, C10M 132, C10M 326

Patent

active

039561488

ABSTRACT:
A lubricating oil composition comprising a lubricating oil and the product derived from the reaction of (1) hexamethylene tetramine with (2) a phenol, a methylene bis-phenol or a sulphurised phenol provided that in said phenol, methylene bis-phenol or sulphurised phenol at least one of the 2,4 and 6 positions of the phenol aromatic ring is unsubstituted. In such lubricating oils the reaction product acts as an ashless detergent.

REFERENCES:
patent: 2523100 (1950-09-01), Eby
patent: 2842498 (1958-07-01), Darling
patent: 2928876 (1960-03-01), Spivak et al.
patent: 2962531 (1960-11-01), Coffield
patent: 3036003 (1962-05-01), Verdol
patent: 3214376 (1965-10-01), Morivay
patent: 3630900 (1971-12-01), VanDerVoort
patent: 3673091 (1972-06-01), Werzner
patent: 3844956 (1974-10-01), Nnadi

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