Oxidation dye composition comprising a polycondensate of ethylene oxide and of propylene oxide, and an oxyethylenated fatty acid amide
The present invention relates to a dye composition comprising: * at least one oxidation dye precursor; * at least one polycondensate of ethylene oxide and of propylene oxide having the structure (A) below H—(O—CH 2 CH 2 ) a —(O—CH(CH 3 )—CH 2 ) b —(O—CH 2 CH 2 ) a′ —OH (A) in which formula a ranges from 2 to 150 and b ranges from 1 to 100; and * at least one oxyethylenated rapeseed fatty acid amide comprising from 1 to 20 mol of ethylene oxide; * the oxyethylenated rapeseed fatty acid amide(s)/polycondensate(s) of formula (A) weight ratio ranging from 1 to 20. The invention also relates to a dyeing process using this composition (free of oxidizing agent) after mixing with a composition comprising an oxidizing agent. Another subject of the invention is a two-compartment device, the first compartment comprising the composition according to the invention, free of oxidizing agent, and the second compartment containing a composition comprising at least one oxidizing agent.
1. A dye composition comprising:
(1) at least one oxidation dye precursor;
(2) at least one polycondensate of ethylene oxide and of propylene oxide of formula (A):
H—(O—CH 2 —CH 2 ) a —(O—CH(CH 3 )—CH 2 ) b —(O—CH 2 —CH 2 ) a′ —OH (A)
wherein a and a′ range from 2 to 150 and b ranges from 1 to 100; and
(3) at least one oxyethylenated rapeseed fatty acid amide comprising from about 1 to about 20 mol of ethylene oxide,
wherein the weight ratio of the at least one oxyethylenated rapeseed fatty acid amide and the at least one polycondensate of ethylene oxide and of propylene oxide ranges from about 1 to about 20.
2. The dye composition according to claim 1 , wherein the at least one oxidation dye precursor is at least one oxidation base chosen from para-phenylenediamines, bis(phenyl)alkylenediamines, para-aminophenols, ortho-aminophenols, heterocyclic bases, and the addition salts thereof, and optionally at least one coupler chosen from meta-phenylenediamines, meta-aminophenols, meta-diphenols, naphthalene-based couplers, heterocyclic couplers, and the addition salts thereof.
3. The dye composition according to claim 1 , wherein for the at least one polycondensate of ethylene oxide and of propylene, a and a′ range from 10 to 130 and b ranges from 20 to 80.
4. The dye composition according to claim 1 , wherein for the at least one polycondensate of ethylene oxide and of propylene, a and a′ range from 80 to 130 and b ranges from 40 to 80.
5. The dye composition according to claim 1 , wherein for the at least one polycondensate of ethylene oxide and of propylene oxide, a and a′ and are identical.
6. The dye composition according to claim 1 , wherein the at least one oxyethylenated rapeseed fatty acid amide comprises from about 1 to about 10 mol of ethylene oxide.
7. The dye composition according to claim 1 , wherein the at least one oxyethylenated rapeseed fatty acid amide comprises from about 1 to about 5 mol of ethylene oxide.
8. The dye composition according to claim 1 , wherein the amount of the at least one polycondensate of ethylene oxide and of propylene oxide ranges from about 0.1% to about 20% by weight, relative to the total weight of the composition.
9. The dye composition according to claim 1 , wherein the amount of the at least one polycondensate of ethylene oxide and of propylene oxide ranges from about 0.5% to about 10% by weight, relative to the total weight of the composition.
10. The dye composition according to claim 1 , wherein the amount of the at least one polycondensate of ethylene oxide and of propylene oxide ranges from about 1% to about 5% by weight, relative to the total weight of the composition.
11. The dye composition according to claim 1 , wherein the at least one oxyethylenated rapeseed fatty acid amide represents from about 0.1% to about 40% by weight, relative to the total weight of the composition.
12. The dye composition according to claim 1 , wherein the at least one oxyethylenated rapeseed fatty acid amide represents from about 0.5% to about 25% by weight, relative to the total weight of the composition.
13. The dye composition according to claim 1 , wherein the at least one oxyethylenated rapeseed fatty acid amide represents from about 1% to about 10% by weight, relative to the total weight of the composition.
14. The composition according to claim 1 , wherein the weight ratio of the at least one oxyethylenated rapeseed fatty acid amide to the at least one polycondensate of ethylene oxide and of propylene oxide ranges from about 1.25 to about 10.
15. The composition according to claim 1 , wherein the weight ratio of the at least one oxyethylenated rapeseed fatty acid amide to the at least one polycondensate of ethylene oxide and of propylene oxide ranges from about 1.25 to about 5.
16. The dye composition according to claim 1 , wherein the dye composition is liquid at about 25° C. and at atmospheric pressure.
17. The dye composition according to claim 1 , further comprising a total amount of ionic or nonionic surfactants of greater than about 8%.
18. The composition according to claim 1 , further comprising at least one oxidizing agent.
19. A process for dyeing hair, comprising:
(1) mixing:
(a) at least one oxidizing agent and
(b) a composition comprising:
(i) at least one oxidation dye precursor and
(ii) at least one polycondensate of ethylene oxide and of propylene oxide of formula (A)
H—(O—CH 2 —CH 2 ) a —(O—CH(CH 3 )—CH 2 ) b —(O—CH 2 —CH 2 ) a′ —OH (A)
wherein a and a′ range from 2 to 150 and b ranges from 1 to 100; and
(c) at least one oxyethylenated rapeseed fatty acid amide comprising from about 1 to about 20 mol of ethylene oxide,
wherein the weight ratio of the at least one oxyethylenated rapeseed fatty acid amide and the at least one polycondensate of ethylene oxide and of propylene oxide ranges from about 1 to about 20; and
(2) applying the resultant mixture to hair.
20. A two-compartment device comprising:
(1) in a first compartment, a first composition comprising:
(a) at least one oxidation dye precursor;
(b) at least one polycondensate of ethylene oxide and of propylene oxide of formula (A)
H—(O—CH 2 —CH 2 ) a —(O—CH(CH 3 )—CH 2 ) b —(O—CH 2 —CH 2 ) a′ —OH (A)
wherein a and a′ range from 2 to 150 and b ranges from 1 to 100; and
(c) at least one oxyethylenated rapeseed fatty acid amide comprising from about 1 to about 20 mol of ethylene oxide,
wherein the weight ratio of the at least one oxyethylenated rapeseed fatty acid amide and the at least one polycondensate of ethylene oxide and of propylene oxide ranges from about 1 to about 20; and
(2) in a second compartment, a second composition comprising at least one oxidizing agent.