Water-based hydraulic fluid compositions containing selected two

Details Water-based hydraulic fluid compositions containing selected two Water-based hydraulic fluid compositions containing selected two

1985-03-22

1986-02-11

Lieberman, Paul

Compositions

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

Organic components

252 493, 252 50, 252 515R, 252 546, 252 57, 252 75, 252 76, 252 79, C10M12910, C10M13332, C10M17300

Patent

active

045697787

ABSTRACT:
Disclosed is an improved water-based hydraulic fluid composition which comprises an aqueous composition having a viscosity of at least 5 centistokes at 40.degree. C. which contains up to about 95 percent by weight of water, at least 0.1 percent by weight of a carboxylic acid lubricity agent, and an effective amount of an anti-wear additive; wherein the improvement comprises:

REFERENCES:
patent: 2330239 (1943-09-01), Prutton
patent: 3227652 (1966-01-01), Ackerman
patent: 3245909 (1966-04-01), Lowe
patent: 3826746 (1974-07-01), Schick et al.
patent: 4347148 (1982-08-01), Davis
patent: 4434066 (1984-02-01), Lewis

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