Composition comprising a quat, cationic polysaccharide, and a mixture of nonionic polysaccharides

Patent metadata

Field	Value
Publication number	US-10227548-B2
Application number	US-201616062495-A
Country	US
Kind code	B2
Filing date	Dec 15, 2016
Priority date	Dec 15, 2015
Publication date	Mar 12, 2019
Grant date	Mar 12, 2019

Abstract

Provided is a composition, notably a fabric conditioning composition, comprising (a) a quaternary ammonium compound; (b) a cationic polysaccharide; (c) a first non-ionic polysaccharide; and (d) a second non-ionic polysaccharide, wherein the second non-ionic polysaccharide is different from the first non-ionic polysaccharide and the second non-ionic polysaccharide has a Molar Substitution (MS) in the range of 0.2 to 1.8.

First claim

The invention claimed is:

1. A composition comprising (a) a quaternary ammonium compound; (b) a cationic polysaccharide; (c) a first non-ionic polysaccharide; and (d) a second non-ionic polysaccharide, wherein the second non-ionic polysaccharide is different from the first non-ionic polysaccharide and the second non-ionic polysaccharide has a Molar Substitution (MS) in the range of 0.2 to 1.8.

2. The composition according to claim 1 , wherein the quaternary ammonium compound has the general formula:
[N+(R1)(R2)(R3)(R4)] y X—  (I)

wherein:
R 1 , R 2 , R 3 and R 4 , which may be the same or different, is a C1-C30 hydrocarbon group, respectively;
X is an anion; and
y is the valence of X.

3. The composition according to claim 2 , wherein at least one of R1, R2, R3 and R4 as defined in general formula (I) contains an ester or amide group.

4. The composition according to claim 1 , wherein the quaternary ammonium compound has the general formula:
[N+((CH2) n -T-R 8 ) m (R 9 )4− m ] y X—  (III)

wherein:
R8 is independently selected from C1-C24 alkyl or alkenyl group;
R9 is independently selected from C1-C4 alkyl or hydroxylalkyl group;
T is —C(═O)—O—, —O—C(═O)—, —NR10-C(═O)— or —(C═O)—NR10-, wherein R10 is hydrogen, a C1-C6 alkyl, or a C1-C6 hydroxyalkyl group;
n is an integer from 0 to 5;
m is selected from 1, 2 and 3;
X is an anion; and
y is the valence of X.

5. The composition according to claim 1 , wherein the quaternary ammonium compound has the general formula:
[N+((CH2) n -T-R8)2(R9)2] y X—  (IV)

wherein R 8 is independently selected from C 1 -C 24 alkyl or alkenyl group;
R 9 is independently selected from C 1 -C 4 alkyl or hydroxylalkyl group;
T is —C(═O)—O—, —O—C(═O)—, —NR10-C(═O)— or —(C═O)—NR10-, wherein R10 is hydrogen, a C1-C6 alkyl, or a C1-C6 hydroxyalkyl group;
n is an integer from 0 to 5;
X is an anion; and
y is the valence of X.

6. The composition according to claim 1 , wherein the quaternary ammonium compound is selected from the group consisting of:
TET: Di(tallowcarboxyethyl)hydroxyethyl methyl ammonium methylsulfate,
TEO: Di(oleocarboxyethyl)hydroxyethyl methyl ammonium methylsulfate,
TES: Distearyl hydroxyethyl methyl ammonium methylsulfate,
TEHT: Di(hydrogenated tallow-carboxyethyl)hydroxyethyl methyl ammonium methylsulfate,
TEP: Di(palmiticcarboxyethyl)hydroxyethyl methyl ammonium methylsulfate, and
DEEDMAC: Dimethylbis[2-[(1-oxooctadecyl)oxy]ethyl]ammonium chloride.

7. The composition according to claim 1 , wherein the cationic polysaccharide is a cationic guar.

8. The composition according to claim 1 , wherein the first non-ionic polysaccharide is a non-ionic guar.

9. The composition according to claim 1 , wherein the second non-ionic polysaccharide has a MS in the range of 0.4 to 1.0.

10. The composition according to claim 1 , wherein the second non-ionic polysaccharide has a MS in the range of 0.5 to 1.8.

11. The composition according to claim 1 , wherein the second non-ionic polysaccharide has an average molecular weight of between 1,500,000 Daltons and 3,000,000 Daltons.

12. The composition according to claim 1 , wherein the ratio between the weight of the quaternary ammonium compound and the total weight of the polysaccharides comprised in the composition is between 2:1 and 100:1.

13. The composition according to claim 1 , wherein the quaternary ammonium compound is present in an amount of from 2 to 8 wt. % based on the total weight of the composition.

14. The composition according to claim 1 , wherein the quaternary ammonium compound is present in an amount of from 2.5 to 4.5 wt. % based on the total weight of the composition.

15. The composition according to claim 1 , wherein the composition further comprises a fragrance material or perfume.

16. The composition according to claim 15 , wherein the composition comprises from 0.3 to 5 wt. % of the fragrance material or perfume based on the total weight of the composition.

17. The composition according to claim 1 , wherein the composition comprises (a) from 0.5 wt. % to 10 wt. % of the quaternary ammonium compound; (b) from 0.05 wt. % to 10 wt. % of the cationic polysaccharide; (c) from 0.05 wt. % to 10 wt. % of the first non-ionic polysaccharide; (d) from 0.01 wt. % to 5 wt. % of the second non-ionic polysaccharide, and wherein the composition further comprises (f) a liquid carrier, the weight percentages are based on the total weight of the composition.

18. The composition according to claim 1 , wherein the composition is a fabric conditioning composition.

19. A method for conditioning a fabric, the method comprising dispersing the composition according to claim 1 in water to form an aqueous dispersion.

20. The method according to claim 19 , wherein the method further comprises the step of contacting the aqueous dispersion with a fabric.

21. A method for enhancing fragrance or perfume longevity of a composition by adding to the composition (a) a quaternary ammonium compound; (b) a cationic polysaccharide; (c) a first non-ionic polysaccharide; (d) a second non-ionic polysaccharide; and (e) a fragrance material or perfume, wherein the second non-ionic polysaccharide is different from the first non-ionic polysaccharide and the second non-ionic polysaccharide has a Molar Substitution (MS) in the range of 0.2 to 1.8.

22. A method for rinsing fabrics, said method comprising the step of contacting the fabrics, previously laundered with a detergent composition, with the composition according to claim 1 ; wherein the fabrics are contacted with said composition in a first rinse.

23. A method for reducing water consumption in a laundry operation in which the laundry operation comprises a fabric conditioning composition, said method comprising the steps of:
(1) washing fabrics with a detergent composition;
(2) removing a major portion of the detergent composition; and
(3) rinsing the fabrics in a first rinse in which the fabrics are contacted with the composition according to claim 1 .

Assignees

• Rhodia Operations

Inventors

• Zhang Hai Zhou
• He Lin
• Jin Da Wei
• Christov Nikolay
• Cristobal Galder

Classifications

• C11D3/227

  with nitrogen-containing groups · CPC title

• C11D3/0015

  liquid · CPC title

• C11D3/50

  Perfumes · CPC title

• C11D11/0017

  Chemistry & Metallurgy · mapped topic

• C11D1/62 Primary

  Quaternary ammonium compounds · CPC title