Light-duty liquid or gel dishwashing detergent compositions comprising mid-chain branched surfactants

An aqueous light duty liquid dishwashing detergent composition comprising:

• from 5% to 70% by weight of a surfactant system which comprises at least 10%, by weight of a branched surfactant mixture, said branched surfactant mixture comprising mid-chain branched and linear surfactant compounds, said linear compounds comprising less than 25%, by weight of the branched surfactant mixture and said mid-chain branched compounds being of the formula:
• Ab−B
• wherein the Ab moiety of the mid-chain branched surfactant is a branched alkyl moiety having the formula:
• wherein the total number of carbon atoms in the branched alkyl moiety, including the R, R1, and R2 branching, is from 10 to 17;
• R, R1, and R2 are each independently selected from hydrogen and C1-C3 alkyl, w is an integer from 0 to 10;
• x is an integer from 1 to 10;
• y is an integer from 1 to 10;
• z is an integer from 0 to 10;
• and w+x+y+z is from 3 to 10;
• provided that R, R1, and R2 are not all hydrogen, and wherein when z is 0, at least R or R1 is not hydrogen;
• and the surfactant composition has an average total number of carbon atoms in the Ab moiety in the above formula within the range of greater than 12 to 14.5;
• and
• B is a hydrophilic moiety selected from the group consisting of OSO3M, (EO/PO)mOSO3M, (EO/PO)mOH and mixtures thereof, wherein EO/PO are alkoxy moieties selected from the group consisting of ethoxy, propoxy, and mixtures thereof, and m is at least 0.01 to 30.

An aqueous light duty liquid dishwashing detergent composition comprising:

• from 5% to 70% by weight of a surfactant system which comprises at least 10%, by weight of a branched surfactant mixture, said branched surfactant mixture comprising mid-chain branched and linear surfactant compounds, said linear compounds comprising less than 25%, by weight of the branched surfactant mixture and said mid-chain branched compounds being of the formula:
• Ab−B
• wherein the Ab moiety of the mid-chain branched surfactant compound is a branched alkyl moiety having a formula selected from the group consisting of:
• and mixtures thereof;
• wherein, a, b, d, and e are integers, a+b is from 6 to 13, d+e is from 4 to 11;
• and wherein,
• when a+b=6, a is an integer from 2 to 5 and b is an integer from 1 to 4;
• when a+b=7, a is an integer from 2 to 6 and b is an integer from 1 to 5;
• when a+b=8, a is an integer from 2 to 7 and b is an integer from 1 to 6;
• when a+b=9, a is an integer from 2 to 8 and b is an integer from 1 to 7;
• when a+b=10, a is an integer from 2 to 9 and b is an integer from 1 to 8;
• when a+b=11, a is an integer from 2 to 10 and b is an integer from 1 to 9;
• when a+b=12, a is an integer from 2 to 11 and b is an integer from 1 to 10;
• when a+b=13, a is an integer from 2 to 12 and b is an integer from 1 to 11;
• when d+e=4, d is an integer from 2 to 3 and e is an integer from 1 to 2;
• when d+e=5, d is an integer from 2 to 4 and c is an integer from 1 to 3;
• when d+e=6, d is an integer from 2 to 5 and e is an integer from 1 to 4;
• when d+e=7, d is an integer from 2 to 6 and e is an integer from 1 to 5;
• when d+e=8, d is an integer from 2 to 7 and e is an integer from 1 to 6;
• when d+e=9, d is an integer from 2 to 8 and e is an integer from 1 to 7;
• when d+e=10, d is an integer from 2 to 9 and e is an integer from 1 to 8;
• when d+e=11, d is an integer from 2 to 10 and e is an integer from 1 to 9;
• and the surfactant composition has an average total number of carbon atoms in the Ab moiety in the above formula within the range of greater than 12 to 14.5;
• and
• B is a hydrophilic moiety selected from the group consisting of OSO3M, (EO/PO)mOSO3M, (EO/PO)mOH and mixtures thereof, wherein EO/PO are alkoxy moieties selected from the group consisting of ethoxy, propoxy, and mixtures thereof, and m is at least 0.01 to 30.