DISHWASHING DETERGENT AND METHODS OF MAKING AND USING THE SAME
Provided is a dishwashing detergent composition, which includes a quaternary ammonium salt and a ware cleaning formulation, and method of making and using thereof. In particular, the quaternary ammonium salts may have a structure of [NR 1 R 2 R 3 R 4 ] + .X − wherein each of R 1 , R 2 , R 3 , and R 4 is independently selected from the group consisting of hydrogen, C1-C10 alkyl, H—(OCH 2 CH 2 ) m —, R T COO(CH 2 ) n —, R T CONH(CH 2 ) n —, and R T ; at least one of R 1 , R 2 , R 3 , and R 4 is R T COO(CH 2 ) n —, R T CONH(CH 2 ) n —, and R T ; n is 1, 2, 3, 4, or 5; m is at least 1; R T is a C10-C30 saturated or unsaturated hydrocarbon chain; and X is a counterion.
1 .- 14 . (canceled)
15 . A method for washing ware, the method comprising:
contacting the ware in a washing step with a dishwashing detergent composition; and
contacting the washed ware in a rinse step with an aqueous rinse, wherein the aqueous rinse is without any added rinse aid agent,
wherein the dishwashing detergent composition comprises a ware cleaning formulation and a quaternary ammonium salt having the structure of
[NR 1 R 2 R 3 R 4 ] + .X −
wherein
each of R 1 , R 2 , R 3 , and R 4 is independently selected from the group consisting of hydrogen, C1-C10 alkyl, H—(OCH 2 CH 2 ) m —, R T COO(CH 2 ) n —, R T CONH(CH 2 ) n —, and R T ;
at least one of R 1 , R 2 , R 3 , and R 4 is R T COO(CH 2 ) n —, R T CONH(CH 2 ) n —, and R T ;
n is 1, 2, 3, 4, or 5;
m is at least 1;
R T is a C10-C30 saturated or unsaturated hydrocarbon chain; and
X is a counterion.
16 . The method of claim 15 , wherein R T is a C12-C20 saturated or unsaturated hydrocarbon chain.
17 . The method of claim 15 , wherein at least one of R 1 , R 2 , R 3 , and R 4 is R T COO(CH 2 ) n —.
18 . The method of claim 15 , wherein at least one of R 1 , R 2 , R 3 , and R 4 is R T CONH(CH 2 ) n —.
19 . The method of claim 15 , wherein at least one of R R 1 , R 2 , R 3 , and R 4 is R T .
20 . (canceled)
21 . The method of claim 15 , wherein X is chloride or methylsulfate.
22 . The method of claim 15 , wherein the ware cleaning formulation comprises at least one ingredient selected from the group consisting of alkalinity sources, surfactants, sequestrating agent, defoamer, or combinations thereof.
23 . (canceled)
24 . The method of claim 15 , wherein the dishwashing detergent composition is a liquid, a powder, or a tablet.
25 . The method of claim 15 , wherein the dishwashing detergent composition is a tablet.
26 . The method of claim 15 , wherein the step of contacting the ware in a washing step with a dishwashing detergent composition takes place in an automatic ware washing machine.
27 . The method of claim 15 , wherein the ware is glass, plastic, or stainless steel.
28 . The method of claim 15 , wherein the surface of the ware after washing dries in less than 10 minutes.
29 . The method of claim 15 , wherein the surface of the ware after washing dries in less than 3 minutes.
30 . The method of claim 15 , wherein the surface of the ware after washing dries in less than 1 minute.
31 . The method of claim 15 , wherein the quaternary ammonium salt comprises bis(tallow amidoethyl)polyethoxy-methylammonium methosulfate or N,N-di(2-tallow amidoethyl)-N-(2-hydroxyethyl)-N-methylammonium methylsulfate.
32 . The method of claim 15 , wherein the step of contacting the ware in a washing step with a dishwashing detergent composition takes place in an automatic institutional ware washing machine.
33 . The method of claim 15 , wherein the quaternary ammonium salt is present in an amount of from about 0.5% to about 20% by weight based on total weight of the dishwashing detergent composition.
34 . The method of claim 15 , wherein the quaternary ammonium salt is present at an amount from about 1% to about 10% by weight based on total weight of the dishwashing detergent composition.
35 . The method of claim 15 , wherein R 1 and R 2 each is independently R T COO(CH 2 ) n — or R T CONH(CH 2 ) n —; R 3 is C1-C4 alkyl; and R 4 is H—(OCH 2 CH 2 ) m —.
36 . The method of claim 15 , wherein R 1 and R 2 are both tallow amidoethyl; R 3 is C1-C4 alkyl; and R 4 is H—(OCH 2 CH 2 ) m —.