Hydraulic fluid compositions

Details Hydraulic fluid compositions Hydraulic fluid compositions

1983-04-19

1984-09-11

Kittle, John E.

Compositions

Heat-exchange, low-freezing or pour point, or high boiling...

Organic components

252 493, 252 515A, 252 79, 252106, 564291, C09K 702, C10M 326

Patent

active

044709188

ABSTRACT:
A hydraulic fluid comprising at least one polyethoxylated fatty amino carboxylate zwitterion. Preferred compositions contain polyethoxylated fatty amines and fatty amino carboxylates. Fatty acid quaternary ammonium salt-based biocides, polyethoxylated fatty amino corrosion inhibitors, polyhydroxy alcohol freezing-point depressants and dispersants may be included. Concentrates of the compositions and their method of preparation are disclosed.

REFERENCES:
patent: 2097864 (1937-11-01), Platz et al.
patent: 2584057 (1952-01-01), Soule et al.
patent: 2811549 (1957-10-01), Aelony
patent: 2953526 (1960-09-01), Bergman et al.

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