Aqueous fluid

Details Aqueous fluid Aqueous fluid

1988-04-12

1990-09-11

Dixon, Jr., William R.

Compositions

Electrolytes for electrical devices

252 496, 252 73, 252 781, 72 42, C10M17300, C10M12936

Patent

active

049561103

ABSTRACT:
The use of a water-soluble hydroxyl di- or tri-carboxylic acid, generally in combination with an alkanolamine in an oil water fluid especially metal working or hydraulic fluids results in a fluid having excellent hard water compatibility, low foaming tendency in soft water and a good biostability; other additives such as emulsifiers, copper passivators and the like are generally present.

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