US9789034B2 — Dyeing process using a mixture obtained from an a…

Claim 1

Independent Claim 289 words

A process for dyeing keratin fibers comprising: (a) preparing a cosmetic mixture by mixing: a dye composition comprising at least one oxidation dye precursor, and an oxidizing composition comprising at least one chemical oxidizing agent; and (b) applying said cosmetic mixture to said keratin fibers; wherein at least one of the dye composition and the oxidizing composition comprises at least one propellant gas; wherein the mixture comprises: (i) at least one C 8 -C 30 fatty alcohol that is liquid at room temperature and at atmospheric pressure, (ii) at least one amphoteric or zwitterionic surfactant, chosen from the compounds corresponding to formula (B′2): R a″ —NH—CH(Y″)—(CH 2 ) n -C(O)—NH—(CH 2 ) n ′-N(R d )(R e ) (B′2) wherein: Y″ is chosen from —C(O)OH, —C(O)OZ″, —CH 2 —CH(OH)—SO 3 H, or —CH 2 —CH(OH)—SO 3 —Z″; Rd and Re are, independently, chosen from C 1 -C 4 alkyls or hydroxyalkyl radicals; Z″ is a cationic counterion derived from an alkali metal or alkaline-earth metal; R a″ is chosen from C 10 -C 30 alkyls or alkenyl group of an acid R a″ C(O)OH, optionally present in hydrolysed linseed oil or coconut oil; and n and n′ are, independently, equal to an integer ranging from 1 to 3, and (iii) at least one compound chosen from non ionic surfactants comprising a lipophilic part comprising a saturated or unsaturated, linear or branched, C 16 or C 18 hydrocarbon-based chain, and a hydrophilic part comprising at least 20 mol of ethylene oxide, unsaturated C 8 -C 40 fatty acid, in acid or salified form, or mixtures thereof; and further wherein at least one of the dye composition and the oxidizing composition is dispensed from a pressurized container prior to said mixing.

Claim 2

Dependent Claim 289 words

A process for dyeing keratin fibers comprising: (a) preparing a cosmetic mixture by mixing: a dye composition comprising at least one oxidation dye precursor, and an oxidizing composition comprising at least one chemical oxidizing agent; and (b) applying said cosmetic mixture to said keratin fibers; wherein at least one of the dye composition and the oxidizing composition comprises at least one propellant gas; wherein the mixture comprises: (i) at least one C 8 -C 30 fatty alcohol that is liquid at room temperature and at atmospheric pressure, (ii) at least one amphoteric or zwitterionic surfactant, chosen from the compounds corresponding to formula (B′2): R a″ —NH—CH(Y″)—(CH 2 ) n -C(O)—NH—(CH 2 ) n ′-N(R d )(R e ) (B′2) wherein: Y″ is chosen from —C(O)OH, —C(O)OZ″, —CH 2 —CH(OH)—SO 3 H, or —CH 2 —CH(OH)—SO 3 —Z″; Rd and Re are, independently, chosen from C 1 -C 4 alkyls or hydroxyalkyl radicals; Z″ is a cationic counterion derived from an alkali metal or alkaline-earth metal; R a″ is chosen from C 10 -C 30 alkyls or alkenyl group of an acid R a″ C(O)OH, optionally present in hydrolysed linseed oil or coconut oil; and n and n′ are, independently, equal to an integer ranging from 1 to 3, and (iii) at least one compound chosen from non ionic surfactants comprising a lipophilic part comprising a saturated or unsaturated, linear or branched, C 16 or C 18 hydrocarbon-based chain, and a hydrophilic part comprising at least 20 mol of ethylene oxide, unsaturated C 8 -C 40 fatty acid, in acid or salified form, or mixtures thereof; and further wherein at least one of the dye composition and the oxidizing composition is dispensed from a pressurized container prior to said mixing.

Claim 3

Dependent Claim 54 words

The process according to claim 1 , wherein the at least one C 8 -C 30 fatty alcohol is chosen from unsaturated liquid fatty alcohols, oleyl alcohol, linolenyl alcohol, undecylenyl alcohol, palmitoleyl alcohol, erucyl alcohol, nervonyl alcohol, linoleyl alcohol, α-linolenyl alcohol, γ-linolenyl alcohol, di-homo-γ-linolenyl alcohol, arachidonyl alcohol, eicosapentaenoyl alcohol, docosahexaenoyl alcohol, or mixtures thereof.

Claim 4

Dependent Claim 45 words

The process according to claim 1 , wherein the unsaturated liquid fatty alcohols are chosen from oleyl alcohol, linolenyl alcohol, undecylenyl alcohol, palmitoleyl alcohol, erucyl alcohol, nervonyl alcohol, linoleyl alcohol, α-linolenyl alcohol, γ-linolenyl alcohol, di-homo-γ-linolenyl alcohol, arachidonyl alcohol, eicosapentaenoyl alcohol, docosahexaenoyl alcohol, or mixtures thereof.

Claim 5

Dependent Claim 48 words

The process according to claim 1 , wherein the at least one C 8 -C 30 fatty alcohol is unsaturated and is present in the cosmetic mixture in an amount ranging from about 0.1% to about 30% by weight, relative to the total weight of the cosmetic mixture.

Claim 6

Dependent Claim 25 words

The process according to claim 1 , wherein the at least one amphoteric or zwitterionic surfactant is chosen from the sodium salt of diethylaminopropyl laurylaminosuccinamate.

Claim 7

Dependent Claim 43 words

The process according to claim 1 , wherein the at least one amphoteric or zwitterionic surfactant is present in the cosmetic mixture in an amount ranging from about 0.1% to about 20% by weight, relative to the total weight of the cosmetic mixture.

Claim 8

Dependent Claim 48 words

The process according to claim 1 , wherein the cosmetic mixture contains at least one nonionic surfactant comprising a lipophilic part comprising a saturated or unsaturated, linear or branched, C 16 or C 18 hydrocarbon-based chain and a hydrophilic part comprising at least 20 mol of ethylene oxide.

Claim 9

Dependent Claim 52 words

The process according to claim 7 , wherein the nonionic surfactant is chosen from: oxyethylenated (C 16 -C 18 )alkylphenols; saturated or unsaturated, linear or branched, polyoxyethylenated C 16 -C 18 alcohols; esters of saturated or unsaturated, linear or branched, C 16 -C 18 acids and of polyethylene glycols, or mixtures thereof.

Claim 10

Dependent Claim 16 words

The process according to claim 7 , wherein the nonionic surfactant is a fatty alkyl ether.

Claim 11

Dependent Claim 72 words

The process according to claim 7 , wherein the nonionic surfactant is chosen from ceteth-20, ceteth-23, ceteth-24, ceteth-25, ceteth-30, ceteth-40, ceteth-45, cetoleth-20, cetoleth-22, cetoleth-24, cetoleth-25, cetoleth-30, ceteareth-20, ceteareth-22, ceteareth-23, ceteareth-24, ceteareth-25, ceteareth-27, ceteareth-28, ceteareth-29, ceteareth-30, ceteareth-33, ceteareth-34, ceteareth-40, ceteareth-50, ceteareth-55, ceteareth-60, ceteareth-80, ceteareth-100, isosteareth-20, isosteareth-22, isosteareth-25, isosteareth-50, isoceteth-20, isoceteth-25, isoceteth-30, oleth-20, oleth-23, oleth-24, oleth-25, oleth-30, oleth-35, oleth-40, oleth-44, oleth-50, oleth-82, steareth-20, steareth-21, steareth-25, steareth-27, steareth-30, steareth-40, steareth-50, steareth-80, steareth-100 and mixtures thereof.

Claim 12

Dependent Claim 72 words

The process according to claim 7 , wherein the at least one nonionic surfactant comprising a lipophilic part comprising a saturated or unsaturated, linear or branched C 16 or C 18 hydrocarbon-based chain and a hydrophilic part comprising at least 20 mol of ethylene oxide is present in the cosmetic mixture in an amount ranging from about 0.05% to about 40% by weight, relative to the total weight of the cosmetic mixture.

Claim 13

Dependent Claim 27 words

The process according to claim 1 , wherein the cosmetic mixture comprises at least one unsaturated C 8 -C 40 fatty acid, in acid or salified form.

Claim 14

Dependent Claim 56 words

The process according to claim 12 , wherein the at least one unsaturated C 8 -C 40 fatty acid is chosen from linear or branched, unsaturated C 8 -C 40 fatty acids, optionally bearing one or more hydroxyl groups, and containing from one to six unsaturations, conjugated or non-conjugated, and are in acid or salified form.

Claim 15

Dependent Claim 49 words

The process according to claim 13 , wherein the at least one unsaturated fatty acid is chosen from oleic acid, linoleic acid, linolenic acid, di-homo-γ-linolenic acid, arachidonic acid, erucic acid, sorbic acid, docosahexaenoic acid, eicosapentaenoic acid, palmitoleic acid and nervonic acid, in acid or salified form, and mixtures thereof.

Claim 16

Dependent Claim 45 words

The process according to claim 12 , wherein the at least one unsaturated C 8 -C 40 fatty acid is present in the cosmetic mixture in an amount ranging from about 0.1% to about 50% by weight, relative to the weight of the cosmetic mixture.

Claim 17

Dependent Claim 25 words

The process according to claim 1 , wherein the at least one propellant gas is chosen from optionally halogenated volatile hydrocarbons and halogenated derivatives thereof.

Claim 18

Dependent Claim 33 words

The process according to claim 16 , wherein the at least one propellant gas is chosen from n-butane, propane, isobutene, pentane, carbon dioxide, nitrous oxide, dimethyl ether, nitrogen, compressed air, and mixtures thereof.

Claim 19

Dependent Claim 60 words

The process according to claim 1 , wherein the dye composition and the oxidizing composition each comprise at least one propellant gas, which may be the same or different, wherein the at least one propellant gas is present in an amount ranging from about 1% to about 30%, relative to the weight of the composition in which it is present.

Claim 20

Dependent Claim 34 words

The process according to claim 1 , wherein the at least one chemical oxidizing agent is chosen from hydrogen peroxide, urea peroxide, alkali metal bromates or ferricyanides, peroxygenated salts and peracids, or precursors thereof.

Claim 21

Dependent Claim 28 words

The process according to claim 1 , wherein the dye composition further comprises at least one alkaline agent, chosen from aqueous ammonia, alkanolamines, amino acids, or mixtures thereof.

Claim 22

Dependent Claim 40 words

The process according to claim 20 , wherein the at least one alkaline agent is present in the dye composition in an amount ranging from about 0.01% to about 30% by weight, relative to the weight of the dye composition.

Claim 23

Dependent Claim 42 words

The process according to claim 1 , wherein the dye composition and the oxidizing composition are each in a different pressurized container, and the containers are optionally integrally attached and configured to dispense the compositions concomitantly, via one or two dispensing orifices.

Claim 24

Dependent Claim 29 words

The process according to claim 1 , wherein the cosmetic mixture of the dye composition and of the oxidizing composition, as dispensed, is in the form of a foam.

Claim 25

Independent Claim 308 words

A device for dispensing a cosmetic mixture for dyeing keratin fibers, said cosmetic mixture comprising: a dye composition comprising at least one oxidation dye precursor, a oxidizing composition comprising at least one chemical oxidizing agent, at least one C 8 -C 30 fatty alcohol that is liquid at room temperature and at atmospheric pressure, at least one amphoteric or zwitterionic surfactant, chosen from the compounds corresponding to formula (B′2): R a″ —NH—CH(Y″)—(CH 2 ) n -C(O)—NH—(CH 2 ) n ′-N(R d )(R e ) (B′2) wherein: Y″ is chosen from —C(O)OH, —C(O)OZ″, —CH 2 —CH(OH)—SO 3 H, or —CH 2 —CH(OH)—SO 3 —Z″; Rd and Re are, independently, chosen from C 1 -C 4 alkyls or hydroxyalkyl radicals; Z″ is a cationic counterion derived from an alkali metal or alkaline-earth metal; R a″ is chosen from C 10 -C 30 alkyls or alkenyl group of an acid R a″ C(O)OH, optionally present in hydrolysed linseed oil or coconut oil; and n and n′ are, independently, equal to an integer ranging from 1 to 3, and at least one compound chosen from non ionic surfactants comprising a lipophilic part comprising a saturated or unsaturated, linear or branched, C 16 or C 18 hydrocarbon-based chain, and a hydrophilic part comprising at least 20 mol of ethylene oxide, unsaturated C 8 -C 40 fatty acid, in acid or salified form, or mixtures thereof; said device comprising: a first container containing the dye composition comprising at least one oxidation dye precursor, and a second container containing the oxidizing composition comprising at least one chemical oxidizing agent, wherein at least one of the dye composition and the oxidizing composition comprises at least one propellant gas; wherein at least one of the first and second containers is pressurized and equipped with a component for dispensing the cosmetic mixture of the dye and oxidizing compositions.

Claim 26

Independent Claim 308 words

A device for dispensing a cosmetic mixture for dyeing keratin fibers, said cosmetic mixture comprising: a dye composition comprising at least one oxidation dye precursor, a oxidizing composition comprising at least one chemical oxidizing agent, at least one C 8 -C 30 fatty alcohol that is liquid at room temperature and at atmospheric pressure, at least one amphoteric or zwitterionic surfactant, chosen from the compounds corresponding to formula (B′2): R a″ —NH—CH(Y″)—(CH 2 ) n -C(O)—NH—(CH 2 ) n ′-N(R d )(R e ) (B′2) wherein: Y″ is chosen from —C(O)OH, —C(O)OZ″, —CH 2 —CH(OH)—SO 3 H, or —CH 2 —CH(OH)—SO 3 —Z″; Rd and Re are, independently, chosen from C 1 -C 4 alkyls or hydroxyalkyl radicals; Z″ is a cationic counterion derived from an alkali metal or alkaline-earth metal; R a″ is chosen from C 10 -C 30 alkyls or alkenyl group of an acid R a″ C(O)OH, optionally present in hydrolysed linseed oil or coconut oil; and n and n′ are, independently, equal to an integer ranging from 1 to 3, and at least one compound chosen from non ionic surfactants comprising a lipophilic part comprising a saturated or unsaturated, linear or branched, C 16 or C 18 hydrocarbon-based chain, and a hydrophilic part comprising at least 20 mol of ethylene oxide, unsaturated C 8 -C 40 fatty acid, in acid or salified form, or mixtures thereof; said device comprising: a first container containing the dye composition comprising at least one oxidation dye precursor, and a second container containing the oxidizing composition comprising at least one chemical oxidizing agent, wherein at least one of the dye composition and the oxidizing composition comprises at least one propellant gas; wherein at least one of the first and second containers is pressurized and equipped with a component for dispensing the cosmetic mixture of the dye and oxidizing compositions.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	2020-10-16	2021-04-17	2021-10-17	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	2024-10-16	2025-04-17	2025-10-17	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2028-10-16	2029-04-17	2029-10-17	$7700.00	Pending Window

Dyeing process using a mixture obtained from an aerosol device comprising a liquid fatty, alcohol and surfactants

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