Rust inhibitor for mono- or polyurea greases

Details Rust inhibitor for mono- or polyurea greases Rust inhibitor for mono- or polyurea greases

1976-01-22

1976-09-28

Gantz, Delbert E.

Compositions

Electrolytes for electrical devices

252 25, 252 515R, 252 515A, 252403, C10M 318, C10M 514, C10M 720, C10M 724

Patent

active

039830411

ABSTRACT:
An improved grease composition is disclosed and comprises a novel combination of a Mannich base, a poly- or monourea thickener and an alkaline earth metal carbonate or carboxylate within a lubricating oil. The Mannich base is prepared by reacting formaldehyde, alkylphenol and an amine selected from dialkanolamine, N,N-dialkanol-alkylenediamine and alkylamine.

REFERENCES:
patent: 3868329 (1975-02-01), Brown et al.

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