Water based food grade hydraulic fluid

Abstract

A food grade lubricant composition particularly useful for hydraulic oils, gear oils, and compressor oils for equipment used in the food processing and packaging industry having a composition: (a) propylene glycol; (b) water (preferably deionized), (c) high ethyl PAG polymer; (d) capric acid; (e) potassium hydroxide; and, (f) amine phosphate and a method of formulating the composition. In addition a method of lubricating surfaces of the machinery used for processing or packaging food, food packaging materials, or other materials related to the food processing industry including the step of applying the formulation composition to the surfaces of the food processing or packaging machinery.

Dependencies are inferred from the claim text.