Use Of A Bio-Based Polymer In A Cosmetic, Dermatological Or Pharmaceutical Composition

Abstract

The present invention relates to the use of a polymer in a cosmetic, dermatological or pharmaceutical composition, wherein the polymer is crosslinked or non-crosslinked, characterized in that the polymer comprises at least 9.49 mol-% of repeating units (a) according to Formula (1) wherein at least 10 wt.-%, preferably at least 20 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B

1 . A cosmetic, dermatological or pharmaceutical composition comprising at least one polymer, wherein the polymer is crosslinked or non-crosslinked, and comprises at least 9.49 mol % of repeating units (a) according to Formula (1) wherein at least 10 wt. %, of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B; 
       
         
           
           
               
               
           
         
         wherein: 
         R 1  and R 2  are independently selected from the group consisting H, methyl and ethyl; A is a linear or branched C 1 -C 12 -alkyl group; and Q +  is H + , NH 4   + , organic ammonium ions [NHR 5 R 6 R 7 ] +  wherein R 5 , R 6 , and R 7  independently of one another may be hydrogen, a linear or branched alkyl group having 1 to 22 carbon atoms, a linear or branched, singularly or multiply unsaturated alkenyl group having 2 to 22 carbon atoms, a C 6 -C 22  alkylamidopropyl group, a linear mono-hydroxyalkyl group having 2 to carbon atoms or a linear or branched dihydroxyalkyl group having 3 to carbon atoms, and where at least one of the radicals R 5 , R 6 , and R 7  is not hydrogen, or Q +  is Li + , Na + , K + , 1/2 Ca ++ , 1/2 Mg ++ , 1/2 Zn ++ , 1/3 Al +++ , or combinations thereof. 
       
     
     
         2 . The cosmetic, dermatological or pharmaceutical composition according to  claim 1 , wherein the composition is for treating keratinous material. 
     
     
         3 . A method for thickening or modifying a rheology in a cosmetic, dermatological or pharmaceutical composition comprising the step of adding at least one polymer to the cosmetic, dermatological or pharmaceutical composition, wherein the polymer is crosslinked or non-crosslinked, and comprises at least 9.49 mol % of repeating units (a) according to Formula (1) wherein at least 10 wt.-% of the repeating units according to Formula (1) comprise from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B; 
       
         
           
           
               
               
           
         
         wherein: 
         R 1  and R 2  are independently selected from the group consisting H, methyl and ethyl; A is a linear or branched C 1 -C 12 -alkyl group; and Q +  is H + , NH 4   + , organic ammonium ions [NHR 5 R 6 R 7 ] +  wherein R 5 , R 6 , and R 7  independently of one another may be hydrogen, a linear or branched alkyl group having 1 to 22 carbon atoms, a linear or branched, singularly or multiply unsaturated alkenyl group having 2 to 22 carbon atoms, a C 6 -C 22  alkylamidopropyl group, a linear mono-hydroxyalkyl group having 2 to carbon atoms or a linear or branched dihydroxyalkyl group having 3 to carbon atoms, and where at least one of the radicals R 5 , R 6 , and R 7  is not hydrogen, or Q +  is Li + , Na + , K + , 1/2 Ca ++ , 1/2 Mg ++ , 1/2Zn ++ , 1/3 Al +++ , or combinations thereof. 
       
     
     
         4 . The cosmetic, dermatological or pharmaceutical composition according to  claim 1 , wherein the composition is selected from the group consisting of shampoo, body wash, facial cleanser, face mask, bubble bath, intimate wash, bath oil, cleansing milk, micellar water, make-up remover, cleansing wipes, hair mask, perfume, liquid soap, shaving soap, shaving foam, cleansing foam, day cream, anti-ageing cream, body milk, body lotion, body mousse, face serum, eye cream, sunscreen lotion, sun cream, face cream, after-shave lotion, pre-shaving cream, depilatory cream, skin-whitening gel, self-tanning cream, anti-acne gel, mascara, foundation, primer, concealer, blush, bronzer, blemish balm (bb) cream, eyeliner, night cream, eye brow gel, highlighter, lip stain, hand sanitizer, hair oil, nail varnish remover, conditioner, hair styling gel, hair styling cream, anti-frizz serum, scalp treatment, hair colorant, split end fluid, deodorant, antiperspirant, baby cream, insect repellent, hand cream, sunscreen gel, foot cream, exfoliator, body scrub, cellulite treatment, bar soap, cuticle cream, lip balm, hair treatment, eye shadow, bath additive, body mist, eau de toilette, mouthwash, toothpaste, lubricating gel, moisturizer, serum, toner, aqua sorbet, cream gel, styling mousse, dry shampoo, lip stick, lip gloss, hydro-alcoholic gel, body oil, shower milk, illuminator, lip crayon, hair spray, combing cream, and sunblock. 
     
     
         5 . The cosmetic, dermatological or pharmaceutical composition according to  claim 1 , further comprising:
 (II) at least one cosmetically acceptable component.   
     
     
         6 . The composition according to  claim 5 , wherein the at least one cosmetically acceptable component is an auxiliary or mixture of auxiliaries, selected from the group consisting of oily substances, waxes, emulsifiers, coemulsifiers, solubilizers, cationic polymers, film formers, superfatting agents, refatting agents, foam stabilizers, stabilizers, active biogenic substances, preservatives, preservation boosting ingredients, anti-fungal substance, anti-dandruff agents, dyes or pigments, particulate substances, opacifiers, abrasives, absorbents, anticaking agents, bulking agents, pearlizing agents, direct dyes, perfumes or fragrances, carriers, solvents or diluents, propellants, functional acids, active ingredients, skin-brightening agents, self-tanning agents, exfoliants, enzymes, anti-acne agents, deodorants and anti-perspirants, viscosity modifiers, thickening and gelling agents, pH adjusting agents, buffering agents, anti-oxidants, chelants, astringents, sunscreens, sun protection agents, UV filters, skin conditioning agents, emollients, humectants, occlusive agents, pediculocides, anti-foaming agents, flavouring agents, electrolytes, oxidizing agents and reducing agents. 
     
     
         7 . The cosmetic, dermatological or pharmaceutical composition according to  claim 1 , wherein the polymer has a weight average molecular weight of at least 700 g/mol. 
     
     
         8 . The cosmetic, dermatological or pharmaceutical composition according to  claim 1 , wherein, in Formula (1), Q +  is Na +  or NH 4   + . 
     
     
         9 . The composition according to  claim 5 , wherein the composition is an emulsion or gel. 
     
     
         10 . The composition according to  claim 5 , wherein the composition has a viscosity from 100 000 to 200 000 mPa·s, (measured at 25° C., Brookfield RVT, T-C spindle at 20 revolutions per minute). 
     
     
         11 . The composition according to  claim 5 , wherein the composition is a body or face care composition, and wherein the body or face care composition comprises from 0.1 wt % to 15 wt % of at least one emulsifier, coemulsifier and/or solubilizer, by total weight of the composition. 
     
     
         12 . A process of formulating a cosmetic, dermatological or pharmaceutical composition comprising the step of incorporating a polymer into the cosmetic, dermatological or pharmaceutical composition, wherein the polymer is crosslinked or non-crosslinked, characterized in that the polymer comprises at least 9.49 mol % of repeating units (a) according to Formula (1) wherein at least 10 wt.-% of the repeating units (a) according to Formula (1) comprise from 28 wt.-% to 100 wt.-% bio-based carbon content, relative to the total mass of carbon in the repeating unit according to Formula (1), measured according to standard ASTM D6866-12, Method B; 
       
         
           
           
               
               
           
         
         wherein: 
         R 1  and R 2  are independently selected from H, methyl or ethyl; A is a linear or branched C 1 -C 12 -alkyl group; and Q +  is H + , NH 4   + , organic ammonium ions [NHR 5 R 6 R 7 ] +  wherein R 5 , R 6 , and R 7  independently of one another may be hydrogen, a linear or branched alkyl group having 1 to 22 carbon atoms, a linear or branched, singularly or multiply unsaturated alkenyl group having 2 to 22 carbon atoms, a C 6 -C 22  alkylamidopropyl group, a linear mono-hydroxyalkyl group having 2 to carbon atoms or a linear or branched dihydroxyalkyl group having 3 to carbon atoms, and where at least one of the radicals R 5 , R 6 , and R 7  is not hydrogen, or Q +  is Li + , Na + , K + , 1/2 Ca ++ , 1/2 Mg ++ , 1/2 Zn ++ , 1/3Al +++ , or combinations thereof. 
       
     
     
         13 . (canceled) 
     
     
         14 . A method for treating keratinous material, comprising the step of applying the composition according to  claim 5 , to the keratinous material. 
     
     
         15 . The method of  claim 14 , wherein the keratinous material is human hair or human skin.