# US 5,705,462 A · Bar soaps containing ether sulfates and oligoglycosides

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- Number: US 5,705,462 A
- Document ID: US5705462A
- Status: Granted
- Kind: A
- Application number: 08/635,941
- Filed: 1996-04-26
- Granted: 1998-01-06
- Earliest claimed: 1993-10-29
- Assignees: Henkel Kommanditgesellschaft auf Aktien
- Inventors: Marlene Hormes; Werner Schneider; Wolfhard Scholz; Udo Hennen
- Web page: https://patentgrep.com/patent/US5705462A

## CPC

- C11D 17/006: {containing mainly surfactants, but no builders, e.g. syndet bar}
- C11D 3/2079: {Monocarboxylic acids-salts thereof}
- C11D 10/04: based on mixtures of surface-active non-soap compounds and soap
- C11D 1/29: Sulfates of polyoxyalkylene ethers
- C11D 1/662: {Carbohydrates or derivatives}
- C11D: DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL

## Abstract

A bar soap comprising: A) from about 70 to about 85% by weight of at least one fatty acid salt, B) from about 0.5 to about 10% by weight of at least one fatty acid, C) from about 1 to about 10% by weight of at least one alkyl ether sulfate, and D) from about 0.1 to about 1% by weight of at least one of an alkyl oligoglycoside and an alkenyl oligoglycoside.

## Claims

### Claim 1

A bar soap comprising:
A) from about 70 to about 85% by weight of at least one fatty acid salt,
B) from about 0.5 to about 10% by weight of at least one fatty acid,
C) from about 1 to about 10% by weight of at least one alkyl ether sulfate, and
D) from about 0.5 to about 1% by weight of at least one of an alkyl oligoglycoside and an alkenyl oligoglycoside.

### Claim 2 (depends on 1)

The bar soap of claim 1 wherein component A) is present in from about 73 to about 80% by weight, component B) is present in from about 2 to about 6% by weight, component C) is present in from about 2 to about 4% by weight, and component D) is present in from about 0.5 to about 1% by weight.

### Claim 3 (depends on 1)

The bar soap of claim 1 in which component A) is at least one fatty acid salt of the formula:
R.sup.1 CO--ONa (I)
in which R.sup.1 CO is an aliphatic acyl radical containing from 6 to about 22 carbon atoms.

### Claim 4 (depends on 3)

The bar soap of claim 3 in which component A) is a technical soap mixture based on at least one of a C.sub.12-18 coconut oil fatty acid, a C.sub.12-14 coconut oil fatty acid, or a tallow fatty acid.

### Claim 5 (depends on 1)

The bar soap of claim 1 in which component B) is at least one fatty acid of the formula:
R.sup.2 CO--OH (II)
in which R.sup.2 CO is an aliphatic acyl radical containing from 6 to about 22 carbon atoms.

### Claim 6 (depends on 5)

The bar soap of claim 5 in which component B) is at least one of a C.sub.12-18 coconut oil fatty acid, a C.sub.12-14 coconut oil fatty acid, or a C.sub.16-18 tallow fatty acid.

### Claim 7 (depends on 1)

The bar soap of claim 1 wherein component C) is at least one sulfate of an ethoxylated alcohol of the formula:
R.sup.3 O--(CH.sub.2 CH.sub.2 O).sub.n H (III)
in which R.sup.3 is a linear or branched alkyl or alkenyl radical containing 6 to 22 carbon atoms and n is a number of 1 to 10.

### Claim 8 (depends on 7)

The bar soap of claim 7 in which component C) is at least one sulfate of an adduct of from 1 to 5 moles of ethylene oxide with 1 mole of a C.sub.12/14 or C.sub.12/18 coconut oil fatty alcohol.

### Claim 9 (depends on 1)

The bar soap of claim 1 wherein component D) is at least one of an alkyl or alkenyl oligoglycoside of the formula:
R.sup.4 O--(G).sub.p (IV)
in which R.sup.4 is a linear or branched alkyl or alkenyl radical containing 6 to 22 carbon atoms, G is a sugar unit containing 5 or 6 carbon atoms and p is a number of from 1 to 10.

### Claim 10 (depends on 9)

The bar soap of claim 9 wherein in formula IV, p is a number of from 1.1 to 3.0.

### Claim 11 (depends on 10)

The bar soap of claim 10 wherein p is a number of from 1.2 to 1.4.

### Claim 12 (depends on 9)

The bar soap of claim 9 wherein in formula IV, R.sup.4 contains 6 to 11 carbon atoms.

### Claim 13 (depends on 9)

The bar soap of claim 9 wherein in formula IV, R.sup.4 is a primary alkyl group containing from 12 to 22 carbon atoms.

### Claim 14 (depends on 1)

The bar soap of claim 1 which also contains a fine-particle, water-insoluble alkali metal aluminosilicate.

### Claim 15 (depends on 1)

The bar soap of claim 1 in which component A) is at least one fatty acid salt of the formula:
R.sup.1 CO--ONa (I)
in which R.sup.1 CO is an aliphatic acyl radical containing from 6 to about 22 carbon atoms; component B) is at least one fatty acid of the formula:
R.sup.2 CO--OH (II)
in which R.sup.2 CO is an aliphatic acyl radical containing from 6 to about 22 carbon atoms; component C) is at least one sulfate of an ethoxylated alcohol of the formula:
R.sup.3 O--(CH.sub.2 CH.sub.2 O).sub.n H (III)
in which R.sup.3 is a linear or branched alkyl or alkenyl radical containing 6 to 22 carbon atoms and n is a number of 1 to 10; and component D) is at least one of an alkyl or alkenyl oligoglycoside of the formula:
R.sup.4 O--(G).sub.p (IV)
in which R.sup.4 is a linear or branched alkyl or alkenyl radical containing 6 to 22 carbon atoms, G is a sugar unit containing 5 or 6 carbon atoms and p is a number of from 1 to 10.

### Claim 16 (depends on 15)

The bar soap of claim 15 wherein component A) is a technical soap mixture based on at least one of a C.sub.12-18 coconut oil fatty acid, a C.sub.12-14 coconut oil fatty acid, or a C.sub.16-18 tallow fatty acid; component B) is at least one of a C.sub.12-18 coconut oil fatty acid, a C.sub.12-14 coconut oil fatty acid, or a C.sub.16-18 tallow fatty acid; component C) is at least one sulfate of an adduct of from 1 to 5 moles of ethylene oxide with 1 mole of a C.sub.12/14 or C.sub.12/18 coconut oil fatty alcohol.

### Claim 17 (depends on 15)

The bar soap of claim 15 wherein component A) is present in from about 73 to about 80% by weight, component B) is present in from about 2 to about 6% by weight, component C) is present in from about 2 to about 4% by weight, and component D) is present in from about 0.5 to about 1% by weight.

### Claim 18 (depends on 15)

The bar soap of claim 15 wherein in component D) in formula IV, p is a number of from 1.1 to 3.0.

### Claim 19 (depends on 18)

The bar soap of claim 18 wherein p is a number of from 1.2 to 1.4.

### Claim 20 (depends on 18)

The bar soap of claim 18 wherein in formula IV, R.sup.4 is an alkyl group containing 6 to 11 carbon atoms, or a primary alkyl group containing from 12 to 22 carbon atoms.