An acidic cleaning composition comprising at least 0.1 weight percent of pyrrolidone-carboxylic acid or derivatives thereof having the following formula HH ││ R2－－C－－C－－R1 ││ R3－－CHC =O �4 wherein R1, R2 and R3 are hydrogen, －COOH, －CH3, －C2H5 or －OH with the proviso that at least one of R1, R2 and
An acidic cleaning composition comprising at least 0.1 weight percent of pyrrolidone-carboxylic acid or derivatives thereof having the following formula HH ││ R2－－C－－C－－R1 ││ R3－－CHC =O �4 wherein R1, R2 and R3 are hydrogen, －COOH, －CH3, －C2H5 or －OH with the proviso that at least one of R1, R2 and R3 is －COOH, and R4 is hydrogen, －CH3 or －C2H5.
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A liquid acidic cleaning composition for removing adherent soils and stains from hard surfaces and fabrics consisting essentially of (a) from 0.1 to 20 weight percent of at least one pyrrolidone-carboxylic acid compound having the formula: HH ││ R2－－C－－C－－R1 ││ R3－－CHC =O �4 wherein R1, R2 and R3, w
A liquid acidic cleaning composition for removing adherent soils and stains from hard surfaces and fabrics consisting essentially of (a) from 0.1 to 20 weight percent of at least one pyrrolidone-carboxylic acid compound having the formula: HH ││ R2－－C－－C－－R1 ││ R3－－CHC =O �4 wherein R1, R2 and R3, which can be the same or different, are hydrogen, －COOH, －CH3, －C2H5 or －OH with the proviso that at least one of R1, R2 and R3 is －COOH, and R4 is hydrogen, －CH3, or －C2H5, (b) up to 10 weight percent of anionic, cationic, nonionic, or ampholytic water-soluble surfactants effective to promote penetration of the cleaning composition for dispersing and emulsifying disloged soil, (c) up to 10 weight percent of mono-or di-ethylene glycol mono alkyl (C1 to C4) ethers, (d) up to 10 weight percent of hydrotropic agent selected from the group consisting of ethanol, propanol, ethylene glycol, propylene glycol, alkyl (C1 to C3) benzene sulfonates, urea and mixtures thereof, sufficient to dissolve (a), and (e) the balance is water. A liquid cleaning composition for removing adherent soil and stains from hard surfaces and fabrics, consisting essentially of a. from 5 to 15 weight percent of hydrochloric acid, b. from 0.1 to 20 weight percent of at least one pyrrolidone carboxylic acid compound having the formula: HH ││ R2－－C－－C－－R1 ││ R3－－CHC =O �4 wherein R1, R2, and R3, which can be the same or different, are hydrogen, －COOH, －CH3, －C2H5 or － OH with the proviso that at least one of R1, R2 and R3 is －COOH, and R4 is hydrogen, －CH3, or C2H5, c. up to 10 weight percent of hydrotropic agent selected from the group consisting of ethanol, propanol, ethylene glycol, propylene glycol, alkyl (C1 to C3) benzene sulfonates, urea and mixtures thereof, sufficient to dissolve (b), and d. the balance is water. A solid acid cleaning composition for removing adherent soils and stains from hard surfaces and fabrics, consisting essentially of a. from 0.1 to 50 weight percent of at least one carboxylic acid compound having the formula: HH ││ R2－－C－－C－－R1 ││ R3－－CHC=O �4 wherein R1, R2 and R3, which can be the same or different are hydrogen, －COOH, －CH3, －C2H5 or －OH with the proviso that least one of R1, R2 and R3 is －COOH, and R4 is hydrogen, －CH3 or C2H5 , and b. the balance is at least one substance selected from the group consisting of sodium chloride, sodium sulfate, sodium bisulfate and potassium bisulfate.
Aszman Harry W. (Spotswood NJ) Buck Charles E. (Caldwell NJ) Everhart Cherie H. (Califon NJ), Acidic liquid detergent composition for cleaning ceramic tiles without eroding grout.
Aszman Harry W. (43 Baird Rd. Englishtown NJ 07726) Buck Charles E. (3 Lockward Rd. Caldwell NJ 07006), Solid detergent cleaning composition, reusable cleaning pad containing same and method of manufacture.
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