Detergent compositions containing alkylpolysaccharide and nonionic surfactant mixture and anionic optical brightener

Claim 2

A detergent composition comprising: A. from 1% to 90% by weight, of an alkylpolysaccharide detergent surfactant having the formula where R is an alkyl, alkyl phenyl, alkyl benzyl, or mixtures thereof, said alkyl groups containing from 8 to 18 carbon atoms, being either saturated or unsatured, and containing from 0 to 3 hydroxy groups, where each R' is an ethylene-, propylene- or―CH 2 ―CH(OH)―CH 2 -group, and y is from 0 to 12; and where each Z is a moiety derived from a reducing saccharide containing 5 to 6 carbon atoms, and x is a number from 1.5 to 10; B. from 1% to 90% by weight of a nonionic detergent surfactant; C. from 0% to 90% by weight of a detergency builder; and D. from 0.01 % to 2% by weight of an anionic optical brightener, the ratio of A to B being from 1:10 to 10:1.

Claim 3

The composition of Claim 1 wherein component (1) has the formula wherein R 2 is selected from the group consisting of alkyl, alkylphenyl, hydroxyalkyl, hydroxyalkylphenyl, and mixtures thereof, y is from 0 to 10, the glycosyl moiety is derived from glucose, m is 2 or 3 and x is from 1.5 to 3.

Claim 4

The composition of Claim 2 wherein the nonionic surfactant has an HLB of from 5 to 17 and the anionic optical brightener is present in an amount from 0.1 to 1% by weight.

Claim 5

The composition of Claim 1 wherein the anionic optical brightener is selected from the group consisting of: bis anilino (R) triazinyl amino stilbene sulfonate having the formula: wherein M is potassium, ammonium, substituted ammonium, or mixtures thereof; and R and X are: tetrasodium 4,4'-bis[(4"-bis(2"'-hydroxyethyl)amino-6"-13""-sulphenyl)amino-1",3",5"-triazin-2"- yl)amino]-2,2'-stilbenedisulfonate; disodium-4-(6'-sulfonaphtho[1',2',d]triazol-2-yl)-2-stilbenesulfonate; disodium 4,4'-bis[(4"-(2"'-hydroxyethylamino)-6"-anilino-1",3",5"-triazin-2"-yl)amino]-2,2'-stilbene- disulfonate; disodium 4,4'-bis[(4"-(2"'-hydroxyethoxy)-6"-anilino-1",3",5"-triazin-2"-yl)amino]-2,2'-stilbene- disulfonate; disodium 4,4'-bis(4-phenyl-1,2,3-triazol-2-yl)-2,2'-stilbenedisulfonate; disodium 4,4'-bis-(2-sulfostyryl)biphenyl; sodium 4-(2H-naphtho[1,2-d]triazol-2-yl)stilbene-2-sulfonate; disodium 4-(2H-6-sulfonaphtho[1,2-d]triazol-2-yl)stilbene-2-sulfonate; and disodium 3,7-bis(2,4-dimethoxybenzamido)-2,8-dibenzothiophenedisulfonate-5,5-dioxide and mixtures thereof.

Claim 6

5 . The composition of Claim 4 wherein the weight ratio of (A) to (B) is from 1:3 to 3:1.

Claim 7

6 . The composition of Claim 1 wherein the detergency builder is present at a level of from 20% to 50% by weight and is selected from the group consisting of hydrated Zeolites A, X, and P, having a particle size of from .01 to 10 microns, alkali metal ammonium or substituted ammonium tripolyphosphates, pyrophosphates, carbonates, silicates, borates, polymeric metaphosphates, nitrilotriacetates, citrates, and polyacetal carboxylates and mixtures thereof.

Claim 8

The process of cleaning cotton fabrics in an aqueous detergent solution containing from 0.01 % to 1% by weight of the detergent composition of Claim 1.