Liquid laundry detergent

• US 20040092425A1
• Filed: 11/04/2003
• Published: 05/13/2004
• Est. Priority Date: 11/04/2002
• Status: Active Grant

• Current Assignee: Murata Manufacturing Co Limited, The Procter & Gamble Company
• Original Assignee: The Procter & Gamble Company
• Inventors: Wagner, Roland, Delplancke, Patrick Firmin August, Boutique, Jean-Pol, Scialla, Stefano, Butts, Matthew David, Genovese, Sarah Elizabeth
• Granted Patent: US 7,273,837 B2
• Time in Patent Office: Days
• US Class Current: 510/466
• CPC Class Codes: C11D 3/0015 liquid
• CPC Class Codes: C11D 3/227 with nitrogen-containing groups
• CPC Class Codes: C11D 3/373 containing silicones
• CPC Class Codes: C11D 3/3742 Nitrogen containing silicones
• CPC Class Codes: C11D 3/3773 in liquid compositions
• CPC Class Codes: C11D 3/3776 Heterocyclic compounds, e.g. lactam

Abstract

The invention is directed to a liquid laundry detergent composition comprising at least one detergent ingredient selected from the group consisting of anionic surfactant, zwitterionic surfactant, amphoteric surfactant, and mixtures thereof; a coacervate phase forming cationic polymer; and one or more fabric care ingredients selected from the group consisting of one or more cationic silicone polymers comprising one or more polysiloxane units and one or more nitrogen moieties; one or more amino silicone polymers; one or more nitrogen-free silicone polymers; and mixtures thereof; and a liquid carrier for providing cleaning and fabric care benefits. A process for preparing such compositions, a method for treating substrates, a method for providing certain fabric care benefits and the use of such compositions are also described.

Claims

1. A liquid laundry detergent composition comprising

(a) at least one detergent ingredient selected from the group consisting of anionic surfactants, zwitterionic surfactants, amphoteric surfactants, and mixtures thereof;

(b) a coacervate phase forming cationic polymer;

(c) one or more fabric care ingredients selected from the group consisting of

(c1) one or more cationic silicone polymers comprising one or more polysiloxane units and one or more nitrogen moieties;

(c2) one or more amino silicone polymers;

(c3) one or more nitrogen-free silicone polymers; and

(c4) mixtures thereof; and

(d) a liquid carrier.

2. A liquid laundry detergent composition according to claim 1 comprising

(a) at least one detergent ingredient selected from the group consisting of anionic surfactants, zwitterionic surfactants, amphoteric surfactants, and mixtures thereof;

(b) a coacervate phase forming cationic polymer; and

(c) one or more cationic silicone polymers comprising one or more polysiloxane units and one or more nitrogen moieties;

(d) one or more fabric care ingredients selected from the group consisting of

(d1) one or more amino silicone polymers;

(d2) one or more nitrogen-free silicone polymers; and

(d3) mixtures thereof;

(e) a liquid carrier.

3. A liquid laundry detergent composition according to claim 1 further comprising at least one compound selected from the group consisting of

(a) builders;

(b) enzymes;

(c) suds suppressor systems; and

(d) mixtures thereof.

4. A liquid laundry detergent composition according to claim 2 further comprising at least one compound selected from the group consisting of

(a) builders;

(b) enzymes;

(c) suds suppressor systems; and

(d) mixtures thereof.

5. A liquid laundry detergent composition according to claim 1, wherein the cationic silicone polymer comprises one or more polysiloxane units and one or more quaternary nitrogen moieties.

6. A liquid laundry detergent composition according to claim 1, wherein the cationic silicone polymer comprises at least 2 or more polysiloxane units and at least 2 or more quaternary nitrogen moieties.

7. A fabric treatment composition according to claim 6 wherein the cationic silicone polymer has the formula:

8. A fabric treatment composition according to claim 7 wherein Z is independently selected from the group consisting of:

9. A fabric treatment composition according to claim 6 wherein the cationic silicone polymer is composed of alternating units of:

(i) a polysiloxane of the following formula;

(ii) a divalent organic moiety comprising at least two quaternized nitrogen atoms;

wherein;

R¹ is independently selected from the group consisting of C_1-22 alkyl, C_2-22 alkenyl, C_6-22 alkylaryl, aryl, cycloalkyl, and mixtures thereof;

R² is independently selected from the group consisting of divalent organic moieties;

X is independently selected from the group consisting of ring-opened epoxides;

R³ is independently selected from polyether groups having the formula;

—

M¹(C_aH_2aO)_b—

M²

wherein M¹ is a divalent hydrocarbon residue;

M² is independently selected from the group consisting of H, C_1-22 alkyl, C_2-22 alkenyl, C_6-22 alkylaryl, aryl, cycloalkyl, C_1-22 hydroxyalkyl, polyalkyleneoxide, (poly)alkoxy alkyl, and mixtures thereof;

a is from about 2 to about 4;

b is from 0 to about 100;

c is from about 1 to about 1000; and

d is from 0 to about 100.

10. A fabric treatment composition according to claim 6 wherein the cationic silicone polymer is composed of alternating units of:

(i) a polysiloxane of the following formula;

and

(ii) a cationic divalent organic moiety selected from the group consisting of;

(d) a divalent aromatic or aliphatic heterocyclic group, substituted or unsubstituted, containing at least one quaternized nitrogent atom, and

mixtures thereof;

wherein R¹ is independently selected from the group consisting of C_1-22 alkyl, C_2-22 alkenyl, C_6-22 alkylaryl, aryl, cycloalkyl, and mixtures thereof;

R² is independently selected from the group consisting of divalent organic moieties;

X is independently selected from the group consisting of ring-opened epoxides;

R³ is independently selected from polyether groups having the formula;

—

M¹(C_aH_2aO)_b—

M²

wherein M¹ is a divalent hydrocarbon residue;

M² is independently selected from the group consisting of H, C_1-22 alkyl, C_2-22 alkenyl, C_6-22 alkylaryl, aryl, cycloalkyl, C_1-22 hydroxyalkyl, polyalkyleneoxide, (poly)alkoxy alkyl, and mixtures thereof;

R⁴, R⁵, R⁶, R⁷, R⁸, R⁹, R¹⁰, R¹¹ are the same or different, and are selected from the group consisting of C_1-22 alkyl, C_2-22 alkenyl, C_6-22 alkylaryl, aryl, cycloalkyl, C_1-22 hydroxyalkyl, polyalkyleneoxide, (poly)alkoxy alkyl, and mixtures thereof;

or in which R⁴ and R⁶, or R⁵ and R⁷, or R⁸ and R¹⁰, or R⁹ and R¹¹ are components of a bridging alkylene group;

Z¹ and Z² are the same or different divalent hydrocarbon groups each comprising at least about 2 carbon atoms;

a is from about 2 to about. 4;

b is from 0 to about 100;

c is from about 1 to about 1000;

d is from 0 to about 100;

m is the number of positive charges associated with the cationic divalent organic moiety, which is greater than or equal to about 2;

A is an anion; and

wherein, expressed as fractions on the total moles of the organosilicone—

free moieties, the cationic divalent organic moiety (ii) is present at of from about 0.05 to about 1.0 mole fraction.

11. A fabric treatment composition according to claim 10 wherein the cationic silicone further comprises a polyalkyleneoxide amine of formula:

[—

Y—

O(—

C_aH_2aO)_b—

Y—

]

wherein Y is a divalent organic group comprising a secondary or tertiary amine;

a is from about 2 to about 4;

b is from 0 to about 100; and

the polyalkyleneoxide amine is present of from 0.0 to about 0.95 mole fraction.

12. A fabric treatment composition according to claim 10 wherein the cationic silicone further comprises an end-group cationic monovalent organic moiety selected from the group consisting of:

13. A fabric treatment composition according to claim 11 wherein the cationic silicone further comprises an end-group cationic monovalent organic moiety selected from the group consisting of:

14. A fabric treatment composition according to claim 6 wherein the cationic silicone polymer has the formula:

15. A fabric treatment composition according to claim 14 wherein W is selected from the group consisting of:

16. A liquid laundry detergent composition according claim 1 wherein the nitrogen-free silicone polymer is selected from the group consisting of nonionic nitrogen-free silicone polymers having a formulae selected from (I) to (III):

17. A liquid laundry detergent composition according to claim 1 further comprising one or more laundry adjunct materials selected from the group consisting of stabilizers;

coupling agents;

fabric substantive perfumes;

fabric softeners;

chelating agents;

effervescent systems;

cationic surfactants;

nonionic surfactants; and

mixtures thereof.

18. A liquid laundry detergent composition according to claim 1, wherein the coacervate phase forming cationic polymer is of natural or synthetic origin and selected from the group consisting of substituted and unsubstituted polyquaternary ammonium compounds, cationically modified polysaccharides, cationically modified (meth)acrylamide polymers, cationically modified (meth)acrylamide copolymers, cationically modified (meth)acrylate polymers, cationically modified (meth)acrylate copolymers, chitosan, quaternized vinylimidazole polymers, quaternized vinylimidazole copolymers, dimethyldiallylammonium polymers, dimethyldiallylammonium copolymers, polyethylene imine based polymers, cationic guar gums;

derivatives thereof, and mixtures thereof.

19. A liquid laundry detergent composition according to claim 18, wherein the coacervate phase forming cationic polymer is selected from the group consisting of cationic guar hydroxypropyltriammonium salts, and derivatives thereof.

20. Use of the liquid laundry detergent composition according to claim 1 to impart on a fabric substrate fabric cleaning benefits and at least one or more fabric care benefits selected from the group consisting of reduction of wrinkles benefits;

removal of wrinkles benefits;

prevention of wrinkles benefits;

fabric softness benefits;

fabric feel benefits;

garment shape retention benefits;

garment shape recovery benefits;

elasticity benefits;

ease of ironing benefits;

perfume benefits;

color care benefits; and

combinations thereof.

21. A method for providing fabric softening benefits, anti-abrasion benefits, anti-pilling benefits or any combination thereof to fabrics, which method comprises treating said fabric with the liquid laundry detergent composition according to any of the preceding claims.

22. A method according to claim 21, wherein said fabrics are colored fabrics.

23. A method according to claim 21, wherein said composition comprises an amino silicone polymer as fabric care ingredient.

24. A method for treating a substrate comprising contacting the substrate with a liquid laundry detergent composition according to claim 1.

25. A process for preparing a liquid laundry detergent composition according to claim 1 comprising a set of steps of:

a. premixing the coacervate phase forming cationic polymer with the fabric care ingredient;

b. premixing all other laundry detergent ingredients; and

c. combining said two premixes a) and b).

26. A process for preparing a liquid laundry detergent composition according to claim 1 comprising a set of steps of:

a) preparing a premix comprising all other ingredients except the coacervate phase forming cationic polymer and except the fabric care ingredient;

b) combining the premix from step a) with the coacervate phase forming polymer; and

c) combining the fabric care ingredient with the mixture of step b).