Lubricating oils of enhanced oxidation stability containing n-ph

Details Lubricating oils of enhanced oxidation stability containing n-ph Lubricating oils of enhanced oxidation stability containing n-ph

1998-10-09

2000-11-07

Johnson, Jerry D.

Solid anti-friction devices, materials therefor, lubricant or se

Lubricants or separants for moving solid surfaces and...

Organic nitrogen compound

508563, C10M13302

Patent

active

061437026

ABSTRACT:
Lubricating oils of enhanced oxidation stability are obtained by adding to the lubricating oil a mixture comprising n-phenyl-1-naphthyl amine and an acid scavenger such as carbodiimide.

REFERENCES:
patent: 3193522 (1965-07-01), Neumann et al.
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patent: 3346496 (1967-10-01), Neumann et al.
patent: 4770802 (1988-09-01), Ishida et al.
patent: 5186852 (1993-02-01), Ishida et al.
patent: 5498356 (1996-03-01), Kamakura et al.
patent: 5614483 (1997-03-01), Fessenbecker et al.
patent: 5806336 (1998-09-01), Sunaga et al.
"A New Additive for the Hydrolytic and Oxidative Stabilization of Ester based Lubricants and Greases", Roehrs & Fessenbecker, NLGI Spokesman, vol. 61, No. 3, pp. 10-16, Jun. 1997.

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