Detergent composition containing a fabric softening cationic surfactant and an ether sulfate having a specific oxyalkylene group

Claim 2

A detergent composition for washing clothes and simultaneously imparting a fabric softening effect to the clothes, which consists essentially of: from 0.5 to 20% by weight of cationic surfactant effective for imparting a fabric softening effect to clothes; from 0.2 to 4 parts by weight, per one part by weight of said cationic surfactant, of one or a mixture of two or more surfactants having the formula R--O--(A).sub.m --SO.sub.3 M wherein R is alkyl or alkenyl having from 8 to 22 carbon atoms; A is selected from the group consisting of oxypropylene, oxybutylene and oxyethylene, and m is from 0.5 to 30 on the average, with the proviso that at least about 20% of the A units are oxypropylene, oxybutylene or mixture thereof; and M is an alkali metal, alkaline earth metal or alkanolamine having 2 or 3 carbon atoms, the balance of the composition being conventional ingredients of liquid or granular detergent compositions.

Claim 3

A detergent composition as set forth in claim 1 wherein said anionic surfactant is selected from the group consisting of compounds having the formulae (2) to (7): R.sub.1 O--PO).sub.m1 SO.sub.3 M.sub.1 ( 2) R.sub.1 O--PO).sub.m2 (EO).sub.m3 SO.sub.3 M.sub.1 ( 3) R.sub.1 O--BO).sub.m2 (EO).sub.m3 SO.sub.3 M.sub.1 ( 4) R.sub.1 O--PO,EO).sub.m1 SO.sub.3 M.sub.1 ( 5) R.sub.1 O--BO).sub.m1 SO.sub.3 M.sub.1 ( 6) R.sub.1 O--PO,EO,BO).sub.m1 SO.sub.3 M.sub.1 ( 7) wherein R 1 O is an alkyloxy and/or alkenyloxy residue of a coconut oil-derived higher alcohol, a beef tallow-derived higher alcohol, an oxo process synthetic higher alcohol having an iso ratio of 20 to 80% or a synthetic secondary higher alcohol, PO is oxypropylene, BO is oxybutylene, EO is oxyethylene, m1 is a number of from 1 to 10, the sum of m2 and m3 is in the range of from 1 to 10, the ratio of m2/m3 is in the range of from 4/1 to 1/4, (PO,EO) and (PO,EO,BO) are randomly arranged cumulative group assemblies, and M 1 is sodium, potassium, monoethanolamine, diethanolamine, triethanolamine or magnesium.

Claim 4

A detergent composition as set forth in claim 2 wherein R 1 O is a residue of an oxo process synthetic higher alcohol having an iso ratio of 20 to 80%.

Claim 5

A detergent composition as set forth in claim 2 wherein said anionic surfactant has the formula (2): R.sub.1 O(PO).sub.m1 SO.sub.3 M.sub.1 ( 2).

Claim 6

A detergent composition as set forth in claim 2 wherein said anionic surfactant has the formula (3): R.sub.1 O(PO).sub.m2 (EO).sub.m3 SO.sub.3 M.sub.1 ( 3).

Claim 7

A detergent composition as set forth in claim 1, claim 2, claim 3, claim 4 or claim 5 wherein said cationic surfactant is selected from the group consisting of (a) di-(long-chain alkyl) quaternary ammonium salts, (b) mono-(long-chain alkyl) quaternary ammonium salts, (c) di-(long-chain alkyl)polyoxyethylene quaternary ammonium salts and (d) mono-(long-chain alkyl)polyoxyethylene quaternary ammonium salts.

Claim 8

A detergent composition as set forth in claim 6 wherein the amount of said cationic surfactant is 1 to 5% by weight.

Claim 9

A detergent composition as set forth in claim 2 in which the balance of said detergent composition consists essentially of up to 50% by weight of anionic synthetic water-soluble organic surfactant effective for washing clothes and different from said anionic surfactant of formula (1), amphoteric synthetic, water-soluble organic surfactant effective for washing clothes, nonionic synthetic, water-soluble organic surfactant effective for washing clothes or mixture thereof; up to 50% by weight of water-soluble builder salts for detergents, water-soluble polymeric polyelectrolytes for detergents or mixture thereof; up to 50% by weight of water-soluble inorganic alkaline agent for detergents, water-soluble organic alkaline agent for detergents or mixture thereof; and water.

Claim 10

A detergent composition as set forth in claim 8 containing from 5 to 40% by weight of said synthetic water-soluble organic surfactant; from 5 to 30% by weight of alkali metal salts selected from the group consisting of alkali metal silicates, alkali metal carbonates and alkali metal sulfates.