Cleaning compositions and methods

Details Cleaning compositions and methods Cleaning compositions and methods

C - Chemistry, Metallurgy

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C23G 5/032 (2006.01) C11D 3/18 (2006.01) C11D 3/20 (2006.01) C11D 3/28 (2006.01) C11D 3/30 (2006.01) C11D 3/43 (2006.01) C11D 7/50 (2006.01) C11D 11/00 (2006.01) C23G 5/02 (2006.01) C23G 5/036 (2006.01) F02B 77/04 (2006.01) C11D 7/26 (2006.01) C11D 7/32 (2006.01)

Patent

CA 2011883

ABSTRACT A composition for removing encrusted residues from metallic surfaces contains from about 5% to about 80% by volume of a propylene glycol based solvent, the glycol based solvent being selected from the group consisting of the aliphatic ethers of a propylene glycol and esters of the aliphatic ethers of a propylene glycol; from about 5% to about 30% by volume of an alkyl pyrrolidone; from about 1% to about 10% by volume of an alkanolamine; and water. The compositions are useful for cleaning oil and grease from automotive parts.

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