Hair fixatives including cellulose ether based polyglucose polymers

1. A hair fixative composition comprising:

at least one carboxylated cellulose ether based polyglucose polymer obtained by reacting at least one cellulose ether with at least one cyclic anhydride;

an alcohol based solvent system, wherein the alcohol based solvent system comprises at least one C 1 -C 6 straight or branched chain alcohol, or mixtures thereof; and at least one cosmetically acceptable additive;

wherein the at least one carboxylated cellulose ether based polyglucose polymer is soluble in the alcohol based solvent system, and

wherein the at least one carboxylated cellulose ether based polyglucose polymer has the following structure

wherein R =H, R H or R A or combinations thereof,

wherein at least one R is R A , and

wherein R H is: (a) a C 1 -C 22 alkyl group; (b) a —CH2—CH2—OR 1 group, wherein R′=—CH 3 or —CH 2 —CH3; or (c) a —CH 2 —CH(CH 3 )—OR 2 group, wherein R 2 =—CH 3 or —CH 2 —CH 3; and R A is: (d) —CO—CH 2 —CH(R 3 ) —COOH wherein R 3 =H or a C 1 -C 18 alkyl or alkenyl group; e) —CO—CH═CH—COOH; f) —CO—CH—C(═CH 2 ) —COOH; g) —CO—C 6 H 4 —COOH or h) —CO—C 6 H 8 —COOH; and

wherein n =10 -500.

2. The hair fixative composition of claim 1 wherein the at least one cellulose ether is a C 1 -C 4 alkyl ether, an alkoxylate or a combination thereof.

3. The hair fixative composition of claim 1 wherein the at least one cellulose ether is selected from the group consisting of a methyl ether, ethyl ether, n-propyl ether, an ethoxylate, a propoxylate and combinations thereof.

4. The hair fixative composition of claim 1 wherein the at least one cellulose ether is selected from the group consisting of methyl cellulose, ethyl cellulose, methyl hydroxyethyl cellulose, methyl hydroxypropyl cellulose, ethyl hydroxypropyl cellulose and combinations thereof.

5. The hair fixative composition of claim 1 wherein the at least one cyclic anhydride comprises a substituted anhydride, an unsubstituted anhydride or a combination thereof.

6. The hair fixative composition of claim 1 wherein the at least one anhydride is selected from the group consisting of succinic anhydride, alkenyl succinic anhydride, maleic anhydride, itaconic anhydride, phthalic anhydride, tetrahydrophthalic anhydride and combinations thereof.

7. The hair fixative composition of claim 1 wherein the at least one carboxylated cellulose ether based polyglucose polymer is selected from the group consisting of methyl cellulose succinate, ethyl cellulose succinate, methyl hydroxyethyl cellulose succinate, methyl hydroxypropyl cellulose succinate, ethyl hydroxypropyl cellulose succinate, methyl cellulose alkenyl succinate, ethyl cellulose alkenyl succinate, methyl hydroxyethyl cellulose alkenyl succinate, methyl hydroxypropyl cellulose alkenyl succinate, ethyl hydroxypropyl cellulose alkenyl succinate, methyl cellulose maleate, ethyl cellulose maleate, methyl hydroxyethyl cellulose maleate, methyl hydroxypropyl cellulose maleate, ethyl hydroxypropyl cellulose maleate, methyl cellulose itaconate, ethyl cellulose itaconate, methyl hydroxyethyl cellulose itaconate, methyl hydroxypropyl cellulose itaconate, ethyl hydroxypropyl cellulose itaconate, methyl cellulose phthalate, ethyl cellulose phthalate, methyl hydroxyethyl cellulose phthalate, methyl hydroxypropyl cellulose phthalate, ethyl hydroxypropyl cellulose phthalate, methyl cellulose tetrahydrophthalate, ethyl cellulose tetrahydrophthalate, methyl hydroxyethyl cellulose tetrahydrophthalate, methyl hydroxypropyl cellulose tetrahydrophthalate, ethyl hydroxypropyl cellulose tetrahydrophthalate and combinations thereof.

8. The hair fixative composition of claim 1 wherein the alcohol based solvent system further comprises water, one or more propellants or one or more non-alcohol, non-aqueous solvents or mixtures thereof.

9. The hair fixative composition of claim 1 wherein the at least one carboxylated cellulose ether polyglucose polymer is present in the hair fixative composition in an amount from 1 weight percent to 10 weight percent, based on the weight of the hair fixative composition.

10. The hair fixative composition of claim 1 wherein the at least one carboxylated cellulose ether based polyglucose polymer is at least 70% neutralized.

11. The hair fixative composition of claim 1 wherein the at least one carboxylated cellulose ether based polyglucose polymer is sulfate-free.

12. The hair fixative composition of claim 1 wherein the hair fixative composition is an aerosol hairspray or a non-aerosol hairspray.

13. The hair fixative composition of claim 1 wherein the at least one cosmetically acceptable additive is selected from the group consisting of one or more second hair fixative polymers, plasticizers, UV absorbers, dyes, perfumes, preservatives, viscosity modifiers, vitamins, sunscreen actives, moisturizers, anti-itch or anti-dandruff ingredients and mixtures thereof.

14. A method of preparing a hair fixative composition of claim 1 comprising:

reacting the at least one cellulose ether with the at least one cyclic anhydride to form the at least one cellulose ether based polyglucose polymer; and

dissolving or suspending the at least one cellulose ether based polyglucose polymer in the alcohol based solvent system.

15. The hair fixative composition of claim 1 wherein said at least one C 1 -C 6 straight or branched chain alcohol is selected from a C 2 or C 3 straight or branched chain alcohol.