Composition for forming a film on keratin fibres
View Patent ↗A composition for providing a film on keratin fibers, the composition comprising an aminosilicone polymer; a silicone resin which is a MQ resin; a thickening system comprising a thickening polymer; water; one or more pigments or one or more colored materials; wherein when drying the composition spread with an average wet thickness of 37 micron the fluidity factor is measured to form a drying curve of fluidity factor over time, wherein the fluidity factor is within the range of 10 Hz to 0.001 Hz within the first 15 minutes of drying and the fluidity factor reduces by at least a factor of 100 within the first 15 minutes of drying; wherein the drying curve of fluidity factor over time is measured according to the fluidity factor measurement method and at 23° C. and ambient conditions. Also associated methods, kits and uses.
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, wherein the silicone resin is a MQ resin;
(c) a thickening system comprising a thickening polymer;
(d) water;
(e) one or more pigments or one or more coloured materials; and
(f) a deposition enhancer;
wherein when drying the composition spread with an average wet thickness of about 37 micron the fluidity factor is measured to form a drying curve of fluidity factor over time, wherein the fluidity factor is within the range of about 10 Hz to about 0.001 Hz within the first about 15 minutes of drying and the fluidity factor reduces by at least a factor of about 100 within the first about 15 minutes of drying;
wherein the drying curve of fluidity factor over time is measured according to the fluidity factor measurement method and at about 23° C. and ambient conditions and a pH of the composition is from about 3.5 to about 5.
2. The composition of claim 1 , wherein the composition comprises one or more pigments having an average particle size of from about 5 μm to about 60 μm.
3. The composition of claim 1 , wherein the fluidity factor is within the range of about 5 Hz to about 0.001 Hz within the first about 15 minutes of drying and the fluidity factor reduces by a factor of at least about 100 within the first about 15 minutes of drying;
wherein the drying curve of fluidity factor over time is measured according to the fluidity factor measurement method and at about 23° C. and ambient conditions.
4. The composition of claim 1 , wherein the T 2 transition of the fluidity factor over time curve is achieved within the first about 10 minutes of drying.
5. The composition of claim 1 , wherein the thickening polymer is a hydroxyethyl cellulose.
6. 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.
7. The composition of claim 1 , wherein the composition has a viscosity of from about 50 mPa·s to about 1000 mPa·s, wherein the viscosity is measured at about 23° C.
8. 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.
9. 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.
10. The composition of claim 1 , wherein the aminosilicone polymer is a polydimethylsiloxane polymer having graft amino groups.
11. The composition of claim 1 , wherein the composition is substantially free of compounds causing precipitation of any component of the composition when the composition is in aqueous solution and at pH of about 5 and at about 23° C.
12. 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.
13. The composition of claim 1 , wherein the pH of the composition is from about 3.5 to about 4.
14. A method for providing a film comprising one or more pigments or one or more coloured materials onto keratin fibres, the method comprising applying the composition of claim 1 as an aqueous solution onto keratin fibres and allowing the keratin fibres to dry or drying them.
15. A kit comprising:
the composition of claim 1 ;
an applicator.