Claims
- 1. A detergent composition suitable for use in hand dishwashing, said composition comprising:(a) an effective amount of alkanolamine selected from the group consisting of diethanolamine and triethanolamine; (b) a detersive effective amount of amphoteric surfactant selected from the group consisting of C12-18 alkylamidopropyl betaines, C12-18 betaines, C12-18 sulfobetaines, and mixtures thereof; (c) from about 0.5% to about 1.5% of divalent ions; and (d) a chelant selected from the group consisting of ethylenediaminetetracetates, N-hydroxyethylethylenediaminetriacetates, nitrilotriacetates, ethylenediamine tetraproprionates, triethylenetetraaminehexacetates, diethylenetriaminepentaacetates, ethanoldiglycines, and alkali metal, ammonium, and substituted ammonium salts thereof; amino phosphonates, polyfunctionally-substituted aromatic chelating agents, ethlylenediamine disuccinate and mixtures thereof; said chelant present in a weight ratio of from 2:1 to 1:1 of divalent ion to chelant; wherein the detergent composition has a pH, as measured in 10% aqueous solution, of from 8.0 to 12 and wherein the amphoteric surfactant an alkanolamine are present in a weight ratio of amphoteric surfactant to alkanolamine of 10:1 to 5:1.
- 2. A hand dishwashing detergent composition according to claim 1 further comprising one or more detersive adjuncts selected from the following the group consisting of: anionic surfactant, nonionic surfactants, cationic surfactants, diamines, soil release polymers, dispersants, polysaccharides, abrasives, bactericides, tarnish inhibitors, builders, enzymes, dyes, perfumes, thickeners, hydrotropes, processing aids, suds boosters, buffers, antifungal or mildew control agents, insect repellants, brighteners, and anti-corrosive aids.
- 3. A hand dishwashing detergent composition according to claim 2, wherein said anionic surfactant is selected from the group consisting of linear alkylbenzene sulfonate, alpha olefin sulfonate, paraffin sulfonates, methyl ester sulfonates, alkyl sulfates, alkyl alkoxy sulfate, alkyl alkoxy carboxylate, alkyl sulfonates, alkyl alkoxylated sulfates, sarcosinates, taurinates, and mixtures thereof.
- 4. A hand dishwashing detergent composition according to claim 2, wherein said nonionic surfactants are selected from the group consisting of alkyl dialkyl amine oxide, alkyl ethoxylate, alkanoyl glucose amide, alkyl polyglucoside, and mixtures thereof.
- 5. A hand dishwashing detergent composition according to claim 4 wherein said diamines are selected from the group consisting of:dimethyl aminopropyl amine: 1,6-hexane diamine: 1,3 propane diamine - 2-methyl 1,5 pentane diamine - 1,3-Pentanediamine, commercially available under the tradename 1-methyl-diaminopropane - and mixtures thereof.
- 6. A hand dishwashing detergent composition according to claim 1 wherein said composition has a pH of from 8.2 to 10.
- 7. A hand dishwashing detergent composition according to claim 1 in liquid form.
Parent Case Info
This application claims the benefit of U.S. Provisional Application No. 60/033,560, filed Dec. 20, 1996.
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
102e Date |
371c Date |
PCT/US97/22684 |
|
WO |
00 |
6/10/1999 |
6/10/1999 |
Publishing Document |
Publishing Date |
Country |
Kind |
WO98/28392 |
7/2/1998 |
WO |
A |
US Referenced Citations (5)
Foreign Referenced Citations (4)
Number |
Date |
Country |
0 232 092 |
Aug 1987 |
EP |
WO 9208777 |
May 1992 |
WO |
WO 9405769 |
Mar 1994 |
WO |
WO 9520028 |
Jul 1995 |
WO |
Provisional Applications (1)
|
Number |
Date |
Country |
|
60/033560 |
Dec 1996 |
US |