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US 5,672,579 AGranted
Water based dimethyl ester cleaning solution
AssigneeMonsanto Company
InventorsIris Margarita Diaz, Joel Jeffry Gummeson, Mark Weir Heininger
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Abstract
A cleaning solution consisting essentially of dimethyl ester, water and one or more organic solvents completely miscible at 23.degree. C. with dimethyl ester and water, said water present at at least ten weight percent based on the weight of solution components.
Claims3
A cleaning solution free of surfactant or emulsifier consisting essentially of, on a weight basis:
- i) 10 to 85% of a mixture of dimethyl adipate, dimethyl glutarate and dimethyl succinate;
- ii) 16 to 66% water;
- and iii) 11 to 25% of isopropanol.
Dependencies are inferred from the claim text.