Hydraulic oil composition

Details Hydraulic oil composition Hydraulic oil composition

1974-12-23

1976-05-18

Pitlick, Harris A.

Compositions

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

Organic components

C09K 300, C10M 322

Patent

active

039576671

ABSTRACT:
A hydraulic oil composition for automobile, comprising low molecular weight polyoxyalkylene glycol monoalkyl ether and dialkyl ether and a high molecular weight polyoxyalkylene compound. The hydraulic oil composition has improved low temperature viscosity characteristics and fluidity and has a low swelling action on rubber.

REFERENCES:
patent: 2520611 (1950-08-01), Roberts et al.
patent: 3062747 (1962-11-01), Fife et al.
patent: 3287274 (1966-11-01), Edwards et al.
patent: 3329614 (1967-07-01), Milnes et al.
patent: 3346501 (1967-10-01), Boehmer
patent: 3472781 (1969-10-01), Ziemba
patent: 3528920 (1970-09-01), Niizeki et al.
patent: 3629111 (1971-12-01), Cramer

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