Detergent composition having enhanced particulate soil removal performance

• US 3,929,678 A
• Filed: 08/01/1974
• Issued: 12/30/1975
• Est. Priority Date: 08/01/1974
• Status: Expired due to Term

• Current Assignee: Robert Gene Laughlin, Vincent Paul Heuring
• Original Assignee: Robert Gene Laughlin, Vincent Paul Heuring
• Inventors: Heuring, Vincent Paul, Laughlin, Robert Gene
• Primary Examiner(s): Welsh, John D.
• Application Number:
  US05/493,953
• Time in Patent Office: 516 Days
• Field of Search: 252/526,527,545,DIG.11 260/501.12
• US Class Current: 510/349
• CPC Class Codes: C07F 9/54 Quaternary phosphonium compounds
• CPC Class Codes: C11D 1/88 Ampholytes; Electroneutral compounds C11D1/002, C11D1/004, C11D1/008 take precedence
• CPC Class Codes: C11D 1/886 Ampholytes containing P
• CPC Class Codes: C11D 1/94 Mixtures with anionic, cationic or non-ionic compounds
• CPC Class Codes: C11D 3/361 Phosphonates, phosphinates or phosphonites

Abstract

Detergent compositions are disclosed incorporating combinations of specified ethoxylated zwitterionic compounds with other types of surfactants and with detergent builders to give enhanced particulate soil removal.

Claims

1. A DETERGENT COMPOSITION COMPRISING A. 1 TO 99% BY WEIGHT OF THE COMPOSITION OF A COMPOUND HAVING A FORMULA SELECTED FROM THE GROUP CONSISTING OF

2. A detergent composition according to claim 1 wherein the detergent is selected from the group consisting of nonionic, ampholytic, and zwitterionic surfactants and mixtures thereof.

3. A DETERGENT COMPOSITION ACCORDING TO CLAIM 1 WHEREIN THE ZWITTERIONIC COMPOUND HAS THE FORMULA

4. A detergent composition according to claim 3 wherein R1 is selected from the group consisting of straight and branched chain C16-C18 alkyl and alkenyl moieties and x + y has a value in the range of 15-25.

5. A detergent composition comprising A. 1 - 99% by weight of the composition of a compound having the formula

6. A detergent composition according to claim 3 wherein y has a value of at least 9.

7. A detergent composition comprising A. 1 - 99% by weight of the composition of a compound having the formula

8. A detergent composition according to claim 1 wherein the compound has the formula:

9. A detergent composition according to claim 8 wherein R1 is a C12-C18 alkyl moiety;

R2 and R3 are independently selected from C1-C3 alkyl and hydroxyalkyl moieties; and

y has a value from about 6 to 12.

10. A detergent composition comprising A. 50 to 99% by weight of the composition of a compound having a formoula selected from the group consisting of

11. A detergent composition according to claim 10 wherein the compounds has the formula

12. A detergent composition according to claim 11 wherein R1 is a C12-C18 alkyl moiety;

R2 and R3 are independently selected from the group consisting of C1-C3 alkyl and hydroxyalkyl moieties;

R4 is selected from C1-C3 alkylene and hydroxyalkylene moieties; and

y has a value from about 6 to about 12.

13. A detergent composition according to claim 12 wherein the anionic detergent is selected from the group consisting of alkali and alkaline earth metal, ammonium and alkanol ammonium linear and branched C10-C14 alkyl benzene sufonates, C10-C20 alpha-sulfo carboxylic acid salts and esters in which the alkyl group has 1-8 carbon atoms, C10-C20 alkane sulfonates, C14-C18 olefin sulfonates, C10-C18 alkyl sulfates and condensation products thereof with 1-20 moles of ethylene oxide, and mixtures thereof.

14. A detergent composition according to claim 13 wherein the anionic surfactant is incorporated in an intimate mixture with 5 to 50% by weight of the mixture of a material requiring more than 60 seconds for substantially complete dissolution or dispersion in an aqueous medium at 100*F.

15. A detergent composition according to claim 14 wherein the material is an organic material selected from the group consisting of polyethylene glycols of MWt greater than 1000, C12-C18 fatty acid amides, C12-C18 fatty acid alkanolamides, C12-C20 fatty acids and mixtures thereof.

16. A detergent composition according to claim 14 wherein the material is an inorganic hydratable salt.

17. A detergent composition according to claim 16 wherein the hydratable salt is an alkali metal polyphosphate.

18. A detergent composition according to claim 14 wherein the anionic surfactant is incorporated by coating with a material requiring more than 60 seconds for substantially complete dissolution or dispersion in an aqueous medium at 100*F.

19. A detergent composition according to claim 18 wherein the material is selected from the group consisting of polyethylene glycols of MWt >

1000.

20. A detergent composition according to claim 9 incorporating a nonionic detergent selected from the group consisting of ethylene oxide condensates of C8-C20 branched and linear aliphatic primary and secondary alcohols, alkyl phenols wherein the alkyl group contains 6-12 carbon atoms, C10-C22 aliphatic carboxylic acid esters in which the alKyl group has 1-8 carbon atoms, ethylene oxide-propylene oxide condensates.

21. A detergent composition according to claim 20 wherein the nonionic detergent is a primary alcohol ethoxylate of the formula R1 - R2 - O(CH2CH2O)nH wherein R1 is a linear alkyl residue and R2 has the formula CHR3CH2-;

R3 being selected from the group consisting of hydrogen and mixtures thereof with not more than 40% by weight of C1-4 alkyl groups, wherein R1 and R2 together form an alkyl residue having a mean chain length in the range of 8-15 carbon atoms at least 65% by weight of said residue having a chain length within + or - 1 carbon atoms of the mean, wherein the average value of n lies between 3.5 and 6.5 provided that the total amount by weight of components in which n 0 shall be not greater than 5% and the total amount by weight of components in which n 2-7 inclusive shall be not less than 63%, based on the total weight of the ethoxylate and wherein the HLB of the ethoxylate lies in the range of 9.5-11.5.

22. A detergent composition according to claim 9 wherein the nonionic surfactant is a C10-15 alkyl, di-lower alkyl, or hydroxy lower alkyl amine oxide.

23. A detergent composition according to claim 9 wherein the zwitterionic surfactant is selected from the group consisting of 3-(N-C10-16 alkyl N,N-dimethylammonio)propane-1-sulfonate, 3-(N-C10-16 alkyl N,N-dimethylammonio)-2-hydroxypropane-1-sulfonate, 3-(N-C10-15 alkyl benzyl, N,N-dimethylammonio)-2-hydroxypropane-1-sulfonate.

24. A detergent composition comprising a mixture of (A) 5-95% by weight of the mixture of a detergent builder and (B) 95-5% by weight of the mixture of a combination consisting essentially of 5 to 95% by weight of the combination of a water soluble compound having a formula selected from the group consisting of

25. A detergent composition according to claim 24 wherein the detergent builder is an inorganic builder, selected from the group consisting of ammonium and alkali metal polyphosphates, phosphonates, carbonates, bicarbonates, silicates, alumino silicates, and sulfates.

26. A detergent composition according to claim 21 wherein the detergent builder is an organic builder selected from the group consisting of alkali metal nitrilotriacetates, citrates, oxydisuccinates, carboxylmethoxysuccinates, polymaleates, and copolymers of maleic anhydride with methyl vinyl ether or ethylene.

27. A detergent composition comprising a mixture of (A) 5-95% by weight of the mixture of a detergent builder and (B) 95-5% by weight of the mixture of a combination consisting essentially of 50 to 95% by weight of the combination of a water soluble compound having a formula selected from the group consisting of

28. A detergent composition according to claim 27 wherein the detergent builder is an inorganic builder selected from the group consisting of ammonium and alkali metal polyphosphates, phosphonates, carbonates, bicarbonates, silicates, alumino silicates and sulfates.

29. A detergent composition according to claim 28 wherein the detergent builder is an organic builder selected from the group consisting of alkali metal nitrilotriacetates, citrates, oxydisuccinates, carboxylmethyloxysuccinates, and copolymers of maleic anhydride with methyl vinyl ether or ethylene.