A polymeric composition is disclosed for use in personal care products. The composition is, at room temperature, a solid solution of a long-chain alcohol having ten to fifty carbon atoms and a polyalkylmethacrylate polymer having some alkyl side chains pendant the ester group having ten to thirty ca
A polymeric composition is disclosed for use in personal care products. The composition is, at room temperature, a solid solution of a long-chain alcohol having ten to fifty carbon atoms and a polyalkylmethacrylate polymer having some alkyl side chains pendant the ester group having ten to thirty carbon atoms and other alkyl side chains pendant the ester group having one to eight carbon atoms. The polymer can be formed by a transesterification reaction of a polyalkylmethacrylate and the long chain alcohol in the presence of a catalyst.
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1. A composition comprising: an alcohol having the composition R′OH; anda polyalkyl[meth]acrylate having a repeating unit: wherein Z is hydrogen or a methyl group,X, independently for each repeating unit, is R or R′,R is an alkyl group having 1 to 8 carbon atoms,R′ is an alkyl group having 10 to 30
1. A composition comprising: an alcohol having the composition R′OH; anda polyalkyl[meth]acrylate having a repeating unit: wherein Z is hydrogen or a methyl group,X, independently for each repeating unit, is R or R′,R is an alkyl group having 1 to 8 carbon atoms,R′ is an alkyl group having 10 to 30 carbon atoms, andn is an integer such that the composition has a weight average molecular weight in the range of about 10,000 to about 250,000 g/mol,wherein repeating units of the polyalkyl[meth]acrylate in which X is R′ make up about 60 to about 99.5 mol % of the total number of repeating units n and repeating units of the polyalkyl[meth]acrylate in which X is R make up about 0.5 to about 40 mol % of the total number of repeating units n, andwherein R′OH is present in the range of about 0.5 to about 40 mol % relative to the total number of repeating units n. 2. The composition of claim 1, wherein R is a straight chain alkyl group having 1 to 4 carbon atoms. 3. The composition of claim 1, wherein R′ is a straight chain alkyl group having 16 to 22 carbon atoms. 4. The composition of claim 1, wherein R′ is a stearyl or behenyl group. 5. The composition of claim 1, wherein the alcohol is about 0.5 to about 20 mol % relative to the total number of repeating units n, the repeating units in which X is R′ are about 80 to about 99.5 mol % of the total number of repeating units n, and the repeating units in which X is R are about 0.5 to about 20 mol % of the of the total number of repeating units n. 6. The composition of claim 1, wherein R is a straight chain alkyl group having 1 to 4 carbon atoms and R′ is a straight chain alkyl group having 16 to 22 carbon atoms. 7. A compositon of claim 1 wherein the substituted polyalkyl[meth]acrylate is a product made by a transesterification process comprising: (a) reacting an alcohol with a polyalkyl[meth]acrylate having a repeating unit A, optionally in a solvent, in the presence of a catalyst to form a substituted alcohol and a substituted polyalkyl[meth]acrylate having a repeating unit B according to the following reaction scheme: whereinZ is hydrogen or a methyl group,R is a straight chain alkyl group having 1 to 8 carbon atoms,R′ is a straight chain alkyl group having 10 to 30 carbon atoms, and(b) removing the substituted alcohol ROH and any solvent from the reaction product to form a composition consisting essentially of the alcohol R′OH and the substituted polyalkyl[meth]acrylate, wherein the composition formed includes a polyalkyl[meth]acrylate in which about 60 to about 99.5 mol % of the repeating units are repeating unit B, about 0.5 to about 40 mol % of the repeating units are repeating unit A, and the alcohol R′OH is present in the range of about 0.5 to about 40 mol % relative to the total number of repeating units A and B, the composition having a weight average molecular weight in the range of about 10,000 to about 250,000 g/mol. 8. The solid solution of claim 7 wherein the solvent comprises at least one member selected from the group consisting of toluene, xylene, decane, diglyme; and acetonitriles. 9. A composition comprising: an alcohol having the composition R′OH; anda polyalkyl[meth]acrylate consisiting of the following repeating unit: wherein Z is hydrogen or a methyl group,X, independently for each repeating unit, is R or R′,R is a straight chain alkyl group having 1 to 4 carbon atoms,R′ is a straight chain alkyl group having 18 or 22 carbon atoms, andn is an integer such that the composition has a weight average molecular weight in the range of about 40,000 to about 250,000 g/mol,wherein repeating units of the polyalkyl[meth]acrylate in which X is R′ make up about 60 to about 99.5 mol % of the total number of repeating units n and repeating units of the polyalkyl[meth]acrylate in which X is R make up about 0.5 to about 40 mol % of the total number of repeating units n, andwherein R′OH is present in the range of about 0.5 to about 40 mol % relative to the total number of repeating units n. 10. A personal care product comprising a cosmetic base media; andabout 0.1% to about 20% by weight of a compound comprising: an alcohol having the composition R′OH; anda polyalkyl[meth]acrylate consisting of a repeating unit: wherein Z is hydrogen or a methyl group,X, independently for each repeating unit, is R or R′,R is an alkyl group having 1 to 8 carbon atoms,R′ is an alkyl group having 10 to 30 carbon atoms,n is an integer such that the compound has a weight average molecular weight in the range of about 10,000 to about 250,000, andwherein repeating units of the polyalkyl[meth]acrylate in which X is R′ make up about 60 to about 99.5 mol % of the total number of repeating units n and repeating units of the polyalkyl[meth]acrylate in which X is R make up about 0.5 to about 40 mol % of the total number of repeating units n, andwherein R′OH is present in the range of about 0.5 to about 40 mol % relative to the total number of repeating units n. 11. The personal care product of claim 10, wherein the cosmetic media comprises a cosmetic oil. 12. The personal care product of claim 11, wherein the cosmetic oil comprises an oil-base emollient. 13. The personal care product of claim 11, further comprising an emulsifier and water. 14. The personal care product of claim 11, further comprising an emulsifier and water, wherein the personal care product is a water-in-oil emulsion. 15. The personal care product of claim 11, further comprising an emulsifier and water, wherein the personal care product is an oil-in-water emulsion. 16. The personal care product of claim 11, further comprising an active ingredient. 17. The personal care product of claim 10, further comprising a surfactant or foam booster. 18. The personal care product of claim 11, wherein the product is an anhydrous product selected from the group consisting of thickened anhydrous oils, anhydrous hair care products, anhydrous sunscreen, anhydrous antiperspirant deodorants, and color cosmetics. 19. The personal care product of claim 11, wherein the product is a water-in-oil emulsion selected from the group consisting of skin moisturizers, sunscreens, and antiperspirant deodorants. 20. The personal care product of claim 11, wherein the product is an oil-in-water emulsion selected from the group consisting of skin moisturizers, sunscreens, and hair styling products. 21. The personal care product of claim 10, wherein the personal care product is selected from the group consisting of coloring shampoos, hair sprays, shampoos, hair styling products, facial cleaners, body cleansers, fragrances and body odor products. 22. The product of claim 10 further comprising at least one member selected from the group consisting of ethanol, propylene glycol, 1,3 butylene glycol and dipropylene glycol. 23. A solid solution of an alcohol having the composition R′OH; anda polyalkyl[meth]acrylate having a repeating unit: wherein Z is hydrogen or a methyl group,X, independently for each repeating unit, is R or R′,R is an alkyl group having 1 to 8 carbon atoms,R′ is a stearyl or behenyl group, andn is an integer such that the solid solution has a weight average molecular weight in the range of about 10,000 to about 250,000 g/mol,wherein repeating units of the polyalkyl[meth]acrylate in which X is R′ make up about 60 to about 99.5 mol% of the total number of repeating units n and repeating units of the polyalkyl[meth]acrylate in which X is R make up about 0.5 to about 40 mol% of the total number of repeating units n,wherein R′OH is present in the range of about 0.5 to about 40 mol% relative to the total number of repeating units n; and wherein the solid solution is a solid at room temperature. 24. The solid dolution of claim 23, wherein the polyalkyl[meth]acrylate consists of the repeating unit: 25. The solid solution of claim 23 wherein the solid solution has a crystalline melting point of about 65 to about 70 C. 26. The solid solution of claim 23 further comprising a transesterification catalyst. 27. The solid solution of claim 26 wherein the catalyst comprises at least one member selected from the group consisting of mineral acids, and sulfonic acids, fluoroacids. 28. The solid solution of claim 26 wherein the catalyst comprises a solid acid. 29. The solid solution of claim 26 wherein the catalyst comprises at least one member selected from the group consisting of isopropyl and butyl titanates; alkali metal oxides, hydroxides or alkoxides; oxides, alkyls, carboxylates, halides and alkoxides of transition metals. 30. The solid solution of claim 23 made by a transesterification process comprising: (a) reacting an alcohol with a polyalkyl[meth]acrylate having a repeating unit A, optionally in a solvent, in the presence of a catalyst to form a substituted alcohol and a substituted polyalkyl[meth]acrylate having a repeating unit B according to the following reaction scheme: whereinZ is hydrogen or a methyl group,R is a straight chain alkyl group having 1 to 8 carbon atoms,R′ is a straight chain alkyl group having 10 to 30 carbon atoms, and wherein the substituted polyalkyl[meth]acrylate is a random copolymer having repeating units A and B; and(b) removing the substituted alcohol ROH and any solvent from the reaction product to form the solid solution. 31. The solid solution of claim 30 wherein other repeating units of the reactant polyalkyl[meth]acrylate having a repeating unit A does not include functional groups that react during the transesterification process. 32. The solid solution of claim 26 wherein the transesterification catalyst comprises at least one member selected from the group consisting of mineral acids; sulfonic acid catalysts represented by the formula R″SO3H, where R″ is a hydrocarbyl group of about 1 to about 25 carbon atoms; zeolites; isopropyl and butyl titanates; alkali metal alkoxides; and alkoxides of transition metals. 33. A composition comprising: i) a solid solution of an alcohol having the composition R′OH; anda polyalky[meth]acrylate having a repeating unit: whereinZ is hydrogen or a methyl group,X, independently for each repeating unit, is R or R′,R is an alkyl group having 1 to 8 carbon atoms,R′ is an alkyl group having 10 to 30 carbon atoms, andn is an integer such that the solid solution has a weight average molecular weight in the range of about 10,000 to about 250,000 g/mol; and ii) at least one member selected from the group consisting of mineral acids; sulfonic acid catalysts represented by the formula R″SO3H, where R″ is a hydrocarbyl group of about 1 to about 25 carbon atoms; and alkali metal alkoxides. 34. The composition of claim 33 wherein the member is selected from the group consisting of sulfonic acid catalysts represented by the formula R″SO3H, where R″ is a hydrocarbyl group of about 1 to about 25 carbon atoms; and alkali metal alkoxides.
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