A cleaning composition based on an aqueous or non-petroleum solvent, and useful for cleaning exterior surfaces such as aircraft exterior surfaces and other metal, glass, rubber and polymer surfaces possesses solvent-like properties with respect to greasy soils; inhibits corrosion and degradation of
A cleaning composition based on an aqueous or non-petroleum solvent, and useful for cleaning exterior surfaces such as aircraft exterior surfaces and other metal, glass, rubber and polymer surfaces possesses solvent-like properties with respect to greasy soils; inhibits corrosion and degradation of rubber; is biodegradable; forms a stable emulsion with water; remains optically clear and stable at multiple dilutions with water; and conforms to MIL-PRF 87937D. The composition includes at least one fatty acid methyl ester, at least one ethoxylated alcohol having an HLB ranging from about 10 to about 14, at least one alkyl polyglycoside having an HLB ranging from about 10 to about 14, at least one hydrotrope, an alkali metal silicate, at least one corrosion inhibitor in an amount effective to prevent corrosion on metals, and water.
대표청구항▼
The invention claimed is: 1. A cleaning composition comprising: at least one fatty acid methyl ester and at least one surfactant in an amount effective to create an optically clear and stable emulsion; about 1 to about 25 parts by weight of at least one hydrotrope; a corrosion inhibiting effective
The invention claimed is: 1. A cleaning composition comprising: at least one fatty acid methyl ester and at least one surfactant in an amount effective to create an optically clear and stable emulsion; about 1 to about 25 parts by weight of at least one hydrotrope; a corrosion inhibiting effective amount of at least one metal corrosion inhibitors; at least one alkaline builder; and water; wherein said at least one surfactant comprises a combination of at least one ethoxylated alcohol and at least one alkyl polyglycoside, and wherein the ratio of said fatty acid methyl ester to said at least one surfactant ranges from about 1:2 to about 1:12. 2. A composition according to claim 1, wherein said hydrotope is selected from the group comprising of alkanolamide, sodium xylene sulfonate, and any combination thereof. 3. A composition according to claim 2, wherein said alkanolamide is capramide diethanolamine. 4. A cleaning composition according to claim 2, wherein said hydrotrope additionally comprises an aliphatic phosphate ester. 5. A cleaning composition according to claim 1, wherein the fatty acid methyl ester is methyl oleate. 6. A cleaning composition according to claim 1, wherein the at least one ethoxylated alcohol is selected from C6-C8 ethoxylated alcohols, C8-C10 ethoxylated alcohols, C9-C11 ethoxylated alcohols, C12-C16 ethoxylated fatty alcohols and combinations thereof. 7. A composition according to claim 1, wherein said at least one ethoxylated alcohol has an HLB from about 11 to about 13. 8. A composition as defined in claim 1, wherein said alkyl polyglycoside has an HLB from about 11 to about 13. 9. A composition according to claim 1, wherein the corrosion inhibitor is selected from the group comprising a modified carboxylic acid derivative, aliphatic phosphate esters, and any combination thereof. 10. A composition according to claim 1, wherein said corrosion inhibitor is present in an amount effective to prevent corrosion on aluminum, magnesium, titanium, and steel. 11. A composition according to claim 1, wherein said pH is less than about 10.0. 12. A composition according to claim 1, wherein said composition remains optically clear and stable at multiple dilutions with water. 13. A composition according to claim 1, wherein said composition conforms to MIL-PRF-87937D. 14. A composition according to claim 1, wherein said composition optionally comprises: (a) glycol ether, (b) preservatives, (c) stabilizers, (d) defoamers, (e) sequestering agents, (f) builders, or (g) any combination thereof. 15. A method for cleaning exterior surfaces of aircraft, said method comprising: providing a cleaning composition according to claim 1; optionally, diluting the cleaning composition; applying the cleaning composition to the exterior surfaces of the aircraft; scrubbing the surfaces; and rinsing the surfaces with water. 16. A composition according to claim 1 wherein the ratio of said fatty acid methyl ester to said at least one surfactant is about 1:10. 17. A composition according to claim 1 wherein said at least one alkaline builder comprises about 0.1 to 1.0 parts by weight of alkali metal silicate. 18. A cleaning composition comprising: 1 to 10 parts by weight of at least one fatty acid methyl ester; 10 to 35 parts by weight of at least one ethoxylated alcohol having an HLB ranging from about 10 to about 14; 1 to 10 parts by weight of at least one alkyl polyglycoside having an HLB ranging from about 10 to about 14; 1-25 parts by weight of at least one hydrotrope; 0.1 to 1 parts by weight of an alkali metal silicate; 0.1 to 2 parts by weight of at least one corrosion inhibitor in an amount effective to prevent corrosion on metals; and water.
Keys Robert O. ; Friedli Floyd E. ; Dalrymple Damon M. ; Manning Monna ; Poffenberger Craig ; Whittlinger David E. ; Hou Wangqi, Polyester polyquaternary compounds, compositions containing them, and use thereof.
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