Claims
- 1. A high sudsing liquid dishwashing detergent composition containing by weight:
- (a) from about 5% to about 50% anionic surfactant;
- (b) from about 0.1% to about 10% of polymeric surfactant selected from the group consisting of:
- [R.sup.1 --R.sup.2 O--.sub.n --R.sup.3 O--.sub.m ].sub.y [R.sup.4 ][1]
- wherein each R.sup.1 is hydrogen, wherein each R.sup.2 or R.sup.3 is an alkylene group containing from two to about six carbon atoms with no more than about 90% of said molecule comprising R.sup.2 or R.sup.3 groups containing two carbon atoms; wherein R.sup.4 is selected from the group consisting of alkylene groups containing from one to about 18 carbon atoms and having from two to about six valences, ##STR12## (.dbd.NR.sup.2 N.dbd.), and .dbd.N--R.sup.2 NH--.sub.x, wherein n is from 0 to about 500, m is from 0 to about 500, n+m is from about 5 to about 1000, x is from about 2 to about 50, and y is from two to about 50 and equal to the valences of R.sup.4, and z is from 1 to about 6, and the product of z and x is from 2 to about 50;
- R.sup.1 --OCH.sub.2 CH.sub.2 --.sub.x R.sup.2 --OCH.sub.2 CH.sub.2 --.sub.y OR.sup.1 [2]
- where:
- R.sup.1 is H, or CH.sub.3, or CH.sub.3 (CH.sub.2).sub.n, or unsaturated analogues
- where:
- n=1-17
- each of x and y=2-500
- R.sup.2 --O(CH.sub.2).sub.z or unsaturated analogue of these where z=1-18; ##STR13## where: R.sup.3 is sulfate or sulfonate
- R.sup.4 is nothing or --OCH.sub.2 CH.sub.2 --B
- A is 5-500
- B<A/2; ##STR14## wherein X is from 7.5-16, and Y is about 2.75; (c) from 0% to about 10% of a suds stabilizing nonionic surfactant selected from the group consisting of fatty acid amides, trialkyl amine oxides, and mixtures thereof;
- (d) from 0% to about 10% of a detergency builder selected from inorganic phosphates, inorganic silicates, and inorganic carbonates, organic carboxylates, organic phosphonates, and mixtures thereof;
- (e) from 0% to about 15% alkanol containing from one to about six carbon atoms; and
- (f) from about 20% to about 90% water, said composition containing sufficient magnesium ions to neutralize at least about 10% of said anionic surfactant when there is less than about 10% alkylpolyethoxylate sulfate surfactant containing from about 1/4 to about ten ethoxy groups per molecule in the composition on the average; said composition having a pH of greater than about six when the composition contains said alkylpolyethoxylate sulfate surfactant; and said composition having a viscosity of greater than about 100 cps or being substantially free of alkylpolyethoxylate detergent surfactants when the amount of anionic surfactant is less than about 20%.
- 2. The composition of claim 1 wherein there is from about 0.1% to about 7% polymeric surfactant.
- 3. The composition of claim 2 wherein there is from about 1/2% to about 4% polymeric surfactant and where the anionic detergent is selected from the group consisting of sodium, ammonium, monoethanolammonium, diethanolammonium, triethanolammonium, potassium and magnesium salts of alkyl sulfates containing 8-18 carbon atoms, alkyl benzene sulfonates in which the alkyl group contains from about 9 to about 15 carbon atoms, and alkyl polyethoxylate sulfates in which the alkyl group contains from about 10 to about 20 carbon atoms and there are from about 1 to about 10 ethoxylate groups on the average, and mixtures thereof.
- 4. The composition of claim 3 wherein there is less than about 2% polymeric surfactant and in which from about 10% to about 100% of the anionic surfactant is in the form of a magnesium salt.
- 5. The composition of claim 2 wherein there is at least about 8% of an alkylpolyethoxylate sulfate containing from about 10 to about 16 carbon atoms in the alkyl group and from about 1/2 to about 8 ethoxylates on the average; wherein there is from about 20% to about 90% of the anionic surfactant is the magnesium salt; and wherein there is from about 1/2% to about 4% of the polymeric surfactant.
- 6. The composition of claim 5 containing from about 2% to about 8% of suds stabilizing nonionic surfactant.
- 7. The composition of claim 2 wherein there is from about 1/2% to about 4% polymeric surfactant and wherein the anionic surfactant comprises at least about 10% alkylpolyethoxylate sulfate in which the alkyl group contains from about 10 to about 20 carbon atoms and containing from about 1 to about 6 ethoxylates on the average, alkyl sulfates containing from about 8 to about 18 carbon atoms on the average, and mixtures thereof and wherein the suds stabilizing nonionic surfactant is an amine oxide semipolar nonionic surface active agent comprising compounds having the formula: ##STR15## wherein R.sup.1 is an alkyl, 2-hydroxyalkyl, 3-hydroxyalkyl, or 3-alkoxy-2-hydroxypropyl radical in which the alkyl and alkoxy groups, respectively, contain from about 8 to about 18 carbon atoms, R.sup.2 and R.sup.3 are each a methyl, ethyl, propyl, isopropyl, 2-hydroxyethyl, 2-hydroxypropyl, or 3-hydroxypropyl radical and n is from 0 to about 10.
- 8. The composition of claim 2 wherein there is from about 1/2% to about 4% polymeric surfactant and wherein the anionic surfactant is selected from the group consisting of alkylbenzene sulfonates in which the alkyl group contains from about 9 to about 15 carbon atoms, alkylpolyethoxylate sulfates in which the alkyl group contains from about 10 to about 16 carbon atoms and there are from about 1 to about 6 ethoxylates on the average, and mixtures thereof.
- 9. The composition of claim 8 wherein there is less than about 2% polymeric surfactant and in which the suds stabilizing nonionic surfactant is a fatty acid amide represented by the general formula:
- R.sup.1 --CO--N(H).sub.m (R.sup.2 OH).sub.2--m
- wherein R.sub.1 is a saturated or unsaturated, aliphatic hydrocarbon radical having from 7 to 21, R.sup.2 represents a methylene or ethylene group; and m is 1 or 2 and there is from about 2% to about 8% of said fatty acid amide.
- 10. The composition of claim 2 wherein there is from about 1/2% to about 4% polymeric surfactant and containing less than about 2% alcohol and less than about 3% hydrotrope and having a viscosity of from about 150 to about 500 centipoise.
- 11. The composition of claim 10 wherein there is less than about 2% polymeric surfactant and wherein the viscosity is from about 200 to about 400 centipoise.
CROSS REFERENCE TO RELATED CASES
This is a continuation of application Ser. No. 918,567, filed on Oct. 20, 1986, now abaondoned, which is a continuation-in-part of our copending application, Ser. No. 793,530, filed Oct. 31, 1985, abandoned.
US Referenced Citations (7)
Foreign Referenced Citations (5)
Number |
Date |
Country |
0024711 |
Mar 1981 |
EPX |
83223 |
Jul 1983 |
EPX |
0083223 |
Jul 1983 |
EPX |
0105556 |
Apr 1984 |
EPX |
0165136 |
Dec 1985 |
EPX |
Continuations (1)
|
Number |
Date |
Country |
Parent |
918567 |
Oct 1986 |
|
Continuation in Parts (1)
|
Number |
Date |
Country |
Parent |
793530 |
Oct 1985 |
|