Composition for forming a film on keratin fibres

1. A composition for providing a film on keratin fibres, the composition comprising:

(a) an aminosilicone polymer, wherein the aminosilicone polymer comprises amino sidechains, and wherein the aminosilicone polymer has a weight average molecular weight of from about 10,000 Dalton to about 60,000 Dalton;

(b) a silicone resin, which is an MQ resin;

(c) an ether of a water-soluble polyhydric alcohol;

(d) a thickening system comprising:

a deposition enhancer, wherein the deposition enhancer is a hydrophilic and non-ionic polymer, and wherein the deposition enhancer has a weight average molecular weight of from about 700,000 Dalton to about 3,000,000 Dalton;

a thickening polymer, wherein the thickening polymer has a weight average molecular weight of at least about 10,000 Dalton, and wherein the thickening polymer is a mixture of poly(2-methacryloxyethyltrimethylammonium chloride);

propylene glycol dicaprate dicaprylate or dicaprylyl carbonate; and

PPG-1 trideceth-6 or lauryl glucoside;

(e) one or more coloured materials or one or more pigments;

(f) water; and

(g) from about 0.5% to about 30% of a volatile alcohol, by total weight of the composition, wherein the volatile alcohol has from 1 to 8 carbon atoms and is miscible in water;

wherein the composition has a viscosity measured at 23° C. at a shear rate of 12.9 s −1 of from 30 mPa·s to 1000 mPa·s;

wherein the composition has a tangent delta of less than 2 at a frequency of 1 Hz at 23° C. and 1% strain; and

wherein the composition has a pH of from 3.5 to 5.5.

2. The composition of claim 1 , wherein the one or more pigments have an average particle size of from about 5 μm to about 60 μm, wherein the composition comprises from about 0.5% to about 10% pigment, by total weight of the composition, wherein the pigment has an average particle size of from about 5 μm to about 60 μm.

3. The composition of claim 1 , wherein the (c) ether of the water-soluble polyhydric alcohol is selected from the group consisting of: diethyleneglycol monobutylether, ethylene glycol monohexyl ether, and a mixture of diethyleneglycol monobutylether and ethylene glycol monohexyl ether.

4. The composition of claim 1 , wherein the one or more coloured materials is selected from the group consisting of coloured fibres, coloured beads, coloured particles, coloured polymers comprising covalently attached dyes, particles having diffraction properties, and combinations thereof; wherein the composition comprises from about 1% to about 10% coloured material, by total weight of the composition.

5. The composition of claim 1 , wherein the deposition enhancer conforms to the formula H(OCH 2 CH 2 ) n OH, wherein n has an average value of from about 20,000 to about 50,000, wherein the composition comprises from about 0.05% to about 1% of the deposition enhancer, by total weight of the composition.

6. The composition of claim 1 , wherein the composition has a viscosity of from about 50 mPa·s to about 1000 mPa·s measured at about 25° C.

7. The composition of claim 1 , wherein the composition comprises from about 1% to about 15% of the aminosilicone polymer (a), by total weight of the composition.

8. The composition of claim 1 , wherein the composition comprises from about 0.01% to about 5% of the thickening polymer, by total weight of the composition.

9. The composition of claim 1 , wherein the aminosilicone polymer is a polydimethylsiloxane polymer having graft amino groups.

10. The composition of claim 1 , wherein the deposition enhancer conforms to the formula H(OCH 2 CH 2 ) n OH, wherein n has an average value of from about 40,000 to about 50,000, wherein the composition comprises from about 0.05% to about 1% of the deposition enhancer, by total weight of the composition.

11. A method for providing a film comprising pigment or coloured material onto keratin fibres, the method comprising applying the composition of claim 1 onto keratin fibres and allowing the keratin fibres to dry or drying them.

12. A kit comprising:

the composition of claim 1 ; and

an applicator.

13. The composition of claim 1 , wherein the thickening polymer is 0.5% to 1.5% by weight of the composition and wherein the deposition enhancer is 0.15% to 1% by weight of the composition.

14. The composition of claim 1 , wherein the composition has a tangent delta of from 0.6 to 2 at an angular frequency of 1 Hz at 23° C. and at 1% strain.

15. The composition of claim 1 , wherein the thickening system is from 0.5% to 2% by weight of the composition, the thickening polymer is from 0.1% to 1.5% by weight of the composition and the deposition enhancer is 0.15% to 1% by weight of the composition.

16. The composition of claim 1 , wherein any amino sidechains in the composition consist of carbon, nitrogen and hydrogen atoms and comprise 3 to 8 carbon atoms.

17. The composition of claim 1 , wherein the MQ resin has a weight average molecular weight from 1000 Daltons to 10,000 Daltons and a M:Q molar ratio of from 0.5:1.0 to 1.5:1.0.

18. The composition of claim 1 , wherein the MQ resin contains monomer units of which at least 80 mol % have the formula R 7 3 SiO 1/2 or SiO 4/2 and the remaining units have the formula R 7 2 SiO 2/2 or R 7 SiO 3/2 , wherein R 7 is C 1-40 alkyl, H, or —OH.

19. The composition of claim 18 , wherein R 7 is selected from the group consisting of methyl, ethyl, phenyl and H.

20. The composition of claim 1 , comprising from about 0.5% to about 10% of a volatile alcohol, by total weight of the composition, wherein the volatile alcohol has from 1 to 8 carbon atoms and is miscible in water; and from about 0.1% to about 1% of a C 10-25 alkyl alcohol ether of a polyethylene glycol.