Composition and method for strengthening hair fiber

Patent metadata

Field	Value
Publication number	US-2018345048-A1
Application number	US-201715613892-A
Country	US
Kind code	A1
Filing date	Jun 5, 2017
Priority date	Jun 5, 2017
Publication date	Dec 6, 2018
Grant date	—

Abstract

A hair fiber strengthening composition includes an aqueous vehicle containing as a hair strengthening additive a source of metal cations having a valence of 2 or 3 and anions derived from an oxidized carbohydrate, an inorganic acid and/or an organic acid, the composition having a pH of from about 6 to about 11.

First claim

1 . A hair fiber strengthening composition which comprises an aqueous vehicle and a hair strengthening agent which is at least one metal compound of the general formula:
Me + (X − ) n
wherein Me + is the cation of a metal having a valence equal to subscript n, subscript n is 2 or 3 and each X − independently is an anion of (i) an oxidized carbohydrate of the formula:
− O—C(O)—R

wherein R is the residue of the same or different carbohydrate, or an anion (ii) derived from the same or different inorganic or organic acid, provided, there is at least one anion (i),
the composition having a pH of from about 6 to about 11.

2 . The hair fiber strengthening composition of claim 1 wherein metal compound Me + (X − ) n is at least one member selected from the group consisting of:

3 . The hair fiber strengthening composition of claim 1 wherein the aqueous vehicle is a solution, dispersion or suspension containing the at least one hair fiber strengthening agent.

4 . The hair fiber strengthening composition of claim 1 having a pH of from about 7 to about 10.

5 . The hair fiber strengthening composition of claim 1 having a pH of from about 8 to about 9.

6 . The hair fiber strengthening composition of claim 1 wherein the Me + is one or more of Fe 2+ , Fe 3+ , Zn +2 , Mg 2+ , Cu 2+ , and Cu 3+ cations.

7 . The hair fiber strengthening composition of claim 1 wherein in the − O—C(O)—R anion, each R independently is the residue of the same or different carbohydrate selected from the group consisting of monosaccharides, disaccharides, oligosaccharides and polysaccharides.

8 . The hair fiber strengthening composition of claim 1 wherein each − O—C(O)—R anion is independently selected from the group consisting of anions of ribonic acid; ribulonic acid; arabinonic acid; xylonic acid; xylulonic acid; lyxonic acid; allonic acid; altronic acid; gluconic acid; mannonic acid; gulonic acid; idonic acid; galactonic acid; talonic acid; glucoheptonic acid; psiconic acid; fructonic acid; sorbonic acid; tagatonic acid; lactobionic acid; maltobionic acid; isomaltobionic acid; cellobionic acid; oxidized malto-oligosaccharide; oxidized cello-oligosaccharide; oxidized cellulose; chitin; gum arabic; gum karaya; gum xanthan; oxidized gum guar; oxidized locust bean gum; oxidized agars; oxidized algins; and oxidized gellan gum.

9 . The hair fiber strengthening composition of claim 1 wherein the mole ratio of − O—C(O)—R anions to Me cations is from above about 1.0 to about 2.0.

10 . The hair fiber strengthening composition of claim 1 wherein the mole ratio of − O—C(O)—R anions to Me cations is from above about 1.2 to about 1.8.

11 . The hair fiber strengthening composition of claim 1 wherein each X − anion is independently selected from the group consisting of chloride, fluoride, sulfate, alkylsulfonate, arylsulfonate, alkarylsulfonate, phosphate, oxalate, acetate, citrate and lactate.

12 . The hair fiber strengthening composition of claim 1 wherein the total mole concentration of Me + cations in the composition is from about 0.01 to about 2.

13 . The hair fiber strengthening composition of claim 1 wherein the total mole concentration of Me + cations in the composition is from about 0.1 to about 1.0.

14 . The hair fiber strengthening composition of claim 1 wherein the total mole concentration of Me + cations in the composition is from about 0.2 to about 0.5.

15 . The hair fiber strengthening composition of claim 1 wherein metal compound Me + (X − ) n is at least one member selected from the group consisting of Fe 2+ lactobionate, Fe 2+ maltobionate, Fe 2+ isomaltobionate, Fe 3+ lactobionate, Fe 3+ maltobionate, Fe 3+ isomaltobionate, Fe 2+ gluconate, Fe 3+ gluconate, Fe 2+ glucoheptonate, Fe 2+ glucoheptonate, Zn 2+ lactobionate, Zn 2+ maltobionate, Zn 3+ isomaltobionate, Zn 2+ gluconate, Zn 2+ gluconate, Zn 2+ glycerophosphate, Mg 2+ maltobionate, Mg 2+ isomaltobionate, Mg 2+ gluconate, Mg 2+ glucoheptonate, Al 3+ maltobionate, Al + isomaltobionate, Al 3+ gluconate, Al 3+ glucoheptonate, Cu 2+ maltobionate, Cu 2+ isomaltobionate, Cu 2+ gluconate, Cu 2+ glucoheptonate, Cu 3+ maltobionate, Cu 3+ isomaltobionate, Cu 3+ gluconate and Cu 3+ glucoheptonate.

16 . The hair fiber strengthening composition of claim 2 wherein each Me + cation is independently selected from the group consisting of Fe 2+ , Fe 3+ , Zn +2 , Zn 3+ , Mg 2+ , Mg 3+ , Al 3+ and Cu 2+ , each acid-derived anion is independently selected from the group consisting of chloride, fluoride, sulfate, alkysulfonate, aryl sulfonate, alkarylsulfonate, phosphate, oxatate, acetate, citrate and lactate, and each − OC(O)—R anion is independently selected from the group consisting of lactobionate, maltobionate, isomaltobionate, gluconate and glucoheptonate.

17 . The hair fiber strengthening composition of claim 1 wherein the mole ratio of − O—C(O)—R anion to anion derived from an inorganic or organic acid is from about 0.1 to about 15, the composition containing from about 1 to about 20 weight percent Me + (X − ) n compound.

18 . The hair fiber strengthening composition of claim 16 further comprising at least one metal compound selected from the group consisting of Fe 2+ chloride, Fe 2+ fluoride, Mg +2 chloride, Fe 3+ chloride, Fe 2+ sulfate, Fe 3+ sulfate, Mg +2 sulfate, Fe 2+ phosphate, Fe + phosphate, Mg +2 phosphate, Fe 2+ oxalate, Fe + oxalate, Fe 2+ acetate, Fe 3+ acetate, Fe 2+ glycerophosphate, Fe 3+ glycerophosphate, Zn 2+ chloride, Zn +2 fluoride, Zn +2 sulfate, Zn 2+ phosphate, Zn 2+ acetate, Zn 2+ aspartate, Zn 2+ citrate, Zn 2+ lactate, Zn 2+ malate, Zn 2+ glycerophosphate, Fe 2+ glycinate, Mg +2 aspartate, Mg +2 citrate nonahydrate, Me 2 gluconate, Mg +2 lactate, Me +2 glycerophosphate, Mg +2 malate, Mg 2+ glycinate, Al 3+ sulfate, Al 3+ chloride and Cu 2+ sulfate.

19 . The hair fiber strengthening composition of claim 1 comprising at least one Me + cation-reactive color former.

20 . The hair fiber strengthening composition of claim 19 wherein the Me + cation is Fe 2+ or Fe 3+ and the color former is gallic acid or gallic acid derivative.

21 . The hair fiber strengthening composition of claim 1 comprising at least one additional component selected from the group consisting of silicone-based hair conditioning agent, organic diluent/solvent, surfactant/emulsifier, viscosity modifier, emollient, fatty substance, preservative, skin protectant, penetration enhancer, antioxidant, fragrance, colorant, Me + cation-reactive color former, plant extract, nutrient and auxiliary agent.

22 . The hair fiber strengthening composition of claim 1 wherein formaldehyde and/or formaldehyde precursor is substantially absent.

23 . A method of strengthening hair fiber which comprises:
a) contacting hair fiber to be strengthened with a hair fiber strengthening composition having a pH of from about 2 to about 11 prior to or on initial contact with the hair fiber, the hair fiber strengthening composition comprising a hair fiber strengthening agent in an aqueous vehicle, the hair fiber strengthening agent being at least one metal compound of the general formula:
Me + (X − ) n

wherein Me + is the cation of a metal having a valence equal to subscript n, subscript n is 2 or 3, each X − independent

Assignees

• Momentive Performance Mat Inc

Inventors

• Dussaud Anne
• Rana Bhavna
• Wagner Ronald
• Lewis Kenrick M

Classifications

• A61K8/73

  Polysaccharides · CPC title

• A61K8/65

  Collagen; Gelatin; Keratin; Derivatives or degradation products thereof · CPC title

• A61K2800/58

  Metal complex; Coordination compounds · CPC title

• A61K2800/5426

  cationic · CPC title

• A61Q5/06

  Preparations for styling the hair, e.g. by temporary shaping or colouring · CPC title