Multicomponent thin-to-thick system

• US 7,737,103 B2
• Filed: 06/12/2006
• Issued: 06/15/2010
• Est. Priority Date: 12/13/2003
• Status: Expired due to Fees

• Current Assignee: Henkel AG & Co KGaA
• Original Assignee: Henkel AG & Co KGaA
• Inventors: Hloucha, Matthias, von Rybinski, Wolfgang, Hattemer, Erik, Bedrunka, Danuta, Dahlmann, Doris, Hofmann, Rainer
• Primary Examiner(s): Mruk; Brian P
• Application Number:
  US11/451,530
• Publication Number:
  US 20070004609A1
• Time in Patent Office: 1,464 Days
• Field of Search: 510/130, 510/293, 510/295, 510/406, 510/439, 510/475, 424/401, 424/70.11
• US Class Current: 510/293
• CPC Class Codes: A61K 8/02 characterised by special physical form
• CPC Class Codes: A61K 8/8152 Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
• CPC Class Codes: A61Q 19/10 Washing or bathing preparations
• CPC Class Codes: A61Q 5/02 Preparations for cleaning the hair
• CPC Class Codes: C11D 17/003 Colloidal solutions, e.g. gels; Thixotropic solutions or pastes
• CPC Class Codes: C11D 3/222 Natural or synthetic polysaccharides, e.g. cellulose, starch, gum, alginic acid or cyclodextrin
• CPC Class Codes: C11D 3/3765 in liquid compositions
• CPC Class Codes: C11D 3/3773 in liquid compositions

Abstract

The invention relates to an aqueous multicomponent system comprising a hydrophobe modified polymer which forms a high-viscosity liquid during mixing and to the use of said multicomponent system, in particular, in the form of a cosmetic component or a washing and/or rinsing and/or cleaning agent.

Claims

1. A multicomponent system, the system comprising:

a) a first alkaline aqueous liquid having a pH of up to 14 and containing at least one hydrophobically modified polymer in an amount of 0.1 to 2.0% by weight; and

b) a second alkaline aqueous liquid having a pH of up to 14 and containing at least one hydrophobically modified polymer in an amount of 0.1 to 2.0% by weight and at least one surfactant

wherein the hydrophobically modified polymer has a molecular weight of 10 to 1,000 kDa and a degree of modification of 1 to 10% , and

wherein the viscosity of a mixture of the first and second alkaline aqueous liquids at a shear rate of 0.1 s<sup>−

1</sup> is at least about twice as high as the viscosity of at least one of the first or second alkaline aqueous liquids.

2. The multicomponent system as claimed in claim 1, characterized in that the hydrophobically modified polymer is selected from the group consisting of a hydrophobically modified polyacid, a hydrophobically modified polyamide and a hydrophobically modified polyalcohol.

3. The multicomponent system as claimed in claim 2, characterized in that the hydrophobically modified polyacid is a hydrophobically modified polyacrylates or polyacrylic acid amide.

4. The multicomponent system as claimed in claim 1, characterized in that the hydrophobic modification consists of alkyl groups or polyether groups.

5. The multicomponent system as claimed in claim 1, characterized in that the degree of modification of the hydrophobically modified polymer is between 2 and 5%.

6. The multicomponent system as claimed in claim 1, characterized in that the quantity of surfactant in the second liquid is between 0.05 and 20% by weight.

7. The multicomponent system as claimed in claim 1, characterized in that the at least one surfactant is selected from the group consisting of anionic surfactants, nonionic surfactants, amphoteric surfactants and zwitteronic surfactants.

8. The multicomponent system as claimed in claim 7, characterized in that the surfactant is selected from the group consisting of sulfates, alkyl ether sulfates, alkyl sulfonates, alkyl aryl sulfonates, alkyl benzene sulfonates, alkyl aryl ether sulfonates, alkyl ether oxylates, fatty alcohol ether sulfates, LAS, alkyl polyglycosides, betaines and fatty alcohol ethoxylates.

9. The multicomponent system as claimed in claim 8, characterized in that the surfactant is selected from the group consisting of dodecyl sulfate, dodecyl ether sulfate and fatty alcohol ethoxylates with an average degree of ethoxylation of less than 20 EO.

10. The multicomponent system as claimed in claim 9, characterized in that the surfactant is selected from the group consisting of dodecyl sulfate, dodecyl ether sulfate and fatty alcohol ethoxylates comprising a C_12-18 fatty alcohol and 6 to 7 ethoxylate units.

11. The multicomponent system as claimed in claim 1, characterized in that the first liquid additionally contains a surfactant.

12. The multicomponent system as claimed in claim 11, characterized in that the surfactant is present in a quantity up to 0.4% by weight.

13. The multicomponent system as claimed in claim 1, characterized in that the multicomponent system is a two-component system and the two liquids are accommodated in the two compartments of a double-compartment system.

14. The multicomponent system as claimed in claim 13, characterized in that the double-compartment system is a double-compartment bottle or a double-compartment spray.

19. A cosmetic preparation comprising the multicomponent system of claim 1.

15. A process for the production of a high-viscosity liquid comprising:

mixing together at least two alkaline liquids having a pH of up to 14,

wherein the first of the at least two alkaline liquids comprises 0.1 to 2.0% by weight of at least one hydrophobically modified polymer and the second of the at least two alkaline liquids comprises 0.1 to 2.0% by weight of at least one hydrophobically modified polymer and at least one surfactant, wherein the hydrophobically modified polymer has a molecular weight of 10 to 1,000 kDa and a degree of modification of 1 to 10% , wherein the viscosity of the high-viscosity liquid at a shear rate of 0.1 s<sup>−

1</sup> is at least about twice as high as the viscosity of at least one of the first or second alkaline aqueous liquids.

16. The process as claimed in claim 15, characterized in that the hydrophobically modified polymer is selected from the group consisting of a hydrophobically modified polyacid, a hydrophobically modified polyamide and a hydrophobically modified polyalcohol.

17. The process as claimed in claim 15, characterized in that the surfactant is selected from the group consisting of an anionic surfactant, a nonionic surfactant, an amphoteric surfactant and a zwitteronic surfactant.

18. The process as claimed in claim 15, characterized in that the mixing is carried out in a multicomponent system.

20. A detergent and/or cleaning composition comprising:

a) a first alkaline aqueous liquid having a pH of up to 14 and containing at least one hydrophobically modified polymer in an amount of 0.1 to 2.0% by weight and surfactant in an amount of between 0 and 0.4% by weight; and

b) a second alkaline aqueous liquid having a pH of up to 14 and containing at least one hydrophobically modified polymer in an amount of 0.1 to 2.0% by weight and at least one surfactant

wherein the hydrophobically modified polymer has a molecular weight of 10 to 1,000 kDa and a degree of modification of 1 to 10%,

wherein the first and second alkaline aqueous liquids are contained in a multicomponent system, and

wherein the viscosity of a mixture of the first and second alkaline aqueous liquids at a shear rate of 0.1 s<sup>−

1</sup> is at least about twice as high as the viscosity of at least one of the first or second alkaline aqueous liquids.