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US 12,595,437 B2Granted
Cationic nonionic blends for cleaning oily soils
AssigneeEcolab USA Inc.
InventorsKaustav Ghosh, Olivia Neville, Lauren Michelle Hunker, Emily Chen
Life of this patent
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Abstract
Laundry detergent compositions that are neutral detergent containing a cationic amine surfactant in combination with nonionic surfactants are disclosed. The compositions beneficially remove difficult to treat soils, including food and industrial oils on polyester, cotton and polycotton blends, as part of a two-part cleaning wash process with an alkali step. Methods of using the neutral laundry detergent compositions are also disclosed.
Claims17
A laundry detergent composition comprising:
- a cationic amine surfactant selected from the group consisting of:
- N-(3-aminopropyl)-Ndodecylpropane-1,3-diamine, N, N-Bis (3-aminopropyl) dodecylamine, NI,NI,N3-tris(3-aminopropyl)-N3-dodecyl propane-1,3-diamine, N1,N1-bis(3-aminopropyl)-N3-dodecyl propane-1, 3-diamine, N 1-(3-aminopropyl)-N3-dodecyl propane-1,3-diamine, N-dodecyl propane-1,3-diamine, N,N-bis(3-aminopropyl)-octylamine, N,N-bis(3-aminopropyl)-dodecylamine, 4-aminomethyl-1,8-octanediamine, 1,3,5-tris-(aminomethyl)-benzene, 1,3,5-tris-(aminomethyl)cyclohexane, tris-(2-aminoethyl)-amine, tris-(2-aminopropyl)-amine, tris-(3 aminopropyl)amine, N-(3-aminopropyl)-N-dodecyl propan-1,3-diamine, coco alkylbis(hydroxyethyl)methyl, ethoxylated, ammonium chloride, and combinations thereof;
- from about 70 wt. % to about 90 wt. % of at least one nonionic surfactant;
- and water and/or a carrier suitable for a solid composition;
- wherein a pH of the laundry detergent in a use composition is between about 7.5 to about 9.
2 more elements
Dependencies are inferred from the claim text.