The present invention relates to a polymer comprising repeating units derived from at least one first monomer (monomer A) which is a molecule comprising a thiolactone ring and an ethylenically unsaturated, polymerizable double bond, and at least one second monomer (monomer B) which is N-vinyl pyrrolidone. Furthermore the present invention relates to a modified polymer, the structure of which is identical to the structure of the said polymer apart from the only difference, which is that all or at least some of the thiolactone moieties of the said polymer are modified by opening the thiolactone ring with a substance selected from the group consisting of ammonia, a primary amine, 2-amino-1-ethanol and L-lysine, wherein the N-atom of said substance is binding to the carbonyl group of the opened thiolactone ring. Furthermore, the present invention relates to a process for making the modified polymer and to the use of the polymer or of the modified polymer for treating hair.

The present invention includes compositions and methods for providing a therapeutically acceptable dose of an active pharmaceutical agent for once a day delivery of the active pharmaceutical compound in an amount effective to treat at least one of: Sjogren's syndrome, Xerostomia, dry mouth, hypo-salivation, or dental carries due to reduced or compromised salivation, wherein both the peak and trough times in the blood level at 8 hours is greater than 25% of the peak value in the blood level concentration.

Provided is a cosmetic having a unique soft and springy feeling in use, capable of stably formulating therein a UV protector, and providing a light feeling in use such that the cosmetic is separated into pieces when applied to the skin. The present invention relates to a cosmetic characterized by comprising (A) a (meth)acrylic acid/an alkyl (meth)acrylate/a (meth)acrylic acid-POE monoalkyl ether ester copolymer, (B) a UV protector, (C) a nonionic surfactant, and (D) a higher alcohol.

A skin care composition in the form of an emulsion with a continuous phase that includes a polymer and water and a dispersed phase that includes two or more emollients and an emulsifier. The polymer is an acrylate/taurate copolymer that can be compatible with PEG-100 stearate, so the composition is a stable emulsion with sufficient viscosity.

A skin care composition in the form of an emulsion with a continuous phase that includes a polymer and water and a dispersed phase that includes two or more emollients and an emulsifier. The polymer is an acrylate/taurate copolymer that can be compatible with polyglyceryl-3 cetearyl ether olivate, so the composition is a stable emulsion with a viscosity of greater than or equal to 550 Pa*s at a shear rate of 0.10 s.sup.1 according to the Rheology Test Method.

A sulphate free cleansing composition for hair, scalp or skin comprising, in an aqueous continuous phase: a total amount of anionic surfactant, amphoteric surfactant and zwitterionic surfactant consisting of: (i) from 3 wt % to 13 wt %, by weight of the total composition at 100% activity, of an alpha olefin sulfonate anionic surfactant of general formula (I): R.sup.1CHCHCH.sub.2SO.sub.3-M+ (I) in which R1 is selected from linear or branched alkyl groups having from 11 to 13 carbon atoms and mixtures thereof; and M is a solubilizing cation; (ii) from 1 to 6%, by weight of an amphoteric or zwitterionic surfactant, selected from an alkyl betaine of general formula (II) R.sup.2N+(CH.sub.3).sub.2CH.sub.2COO-M+ (II) wherein R.sup.2=C12 (Lauryl) or Coco derived; an alkyl hydroxy sultaine of general formula (III), R.sup.3N+(CH.sub.3).sub.2CH.sub.2CH(0H)CH.sub.2S0.sub.3-M+ (III) wherein R.sup.3=C12 (Lauryl) or Coco derived; an alkyl aminopropyl hydroxy sultaine of general formula (IV), R.sup.4C0-NH(CH.sub.2).sub.3N+(CH.sub.3).sub.2CH.sub.2CH(0H)CH.sub.2S0.sub.3-M+ (IV) wherein R.sup.4=C12 (Lauryl) or Coco derived; an alkyl amphoacetate of general formula (V), R5-C0-NH(CH2)2-N(CH2-CH2-0H)(CH2-C00-M+) (V) wherein R.sup.5=C12 (Lauryl) or Coco derived; and mixtures thereof; (iii) from 0.05 wt % to 0.5 wt % of a cationic polymer; (iv) an inorganic electrolyte; and (iv) water; in which the weight ratio of (i) to (ii) ranges from 1:1 to 6:1 and the pH of the composition is from 3 to 6.5.

Disclosed are oral care compositions of novel phosphono-phosphate and anionic group containing polymer compositions that have targeted uses with divalent cations and surfaces having divalent cations. These compounds can be used to deliver anionic character to surfaces such as calcium hydroxyapatite for use in oral care applications.

Disclosed are oral care compositions of phosphonate and sulfonate group containing polymer compositions that have targeted uses with divalent cations and surfaces having divalent cations. These compounds can be used to deliver anionic character to surfaces such as calcium hydroxyapatite.

Compositions of the invention contain, in a cosmetically acceptable aqueous medium, a) a cationic polyelectrolyte, b) at least one surfactant; and (c) from about 0.01 to about 1.2 weight percent of an anionic polyelectrolyte, where the weight ratio of the anionic polyelectrolyte to the cationic polyelectrolyte is from about 0.05 to about 1.2, and where the composition exhibits a viscosity change that is below a minimum significant-change-threshold (min) and exhibits no measurable yield stress or increase in yield stress value when compared to a substantially identical composition that does not contain from about 0.01 to about 1.2 weight percent of the anionic polyelectrolyte, at a weight ratio of anionic polyelectrolyte to cationic polyelectrolyte of from about 0.05 to about 1.2.

The present invention relates to a composition comprising at least one aqueous phase containing (i) at least a first hydrophilic gelling agent chosen from non-starchy polysaccharides; and (ii) at least a second hydrophilic gelling agent chosen from 2-acrylamido-2-methylpropanesulfonic acid polymers and copolymers; at least one oily phase containing (a) at least a first lipophilic gelling agent chosen from amino acid-based gelling agents; and (b) at least a second lipophilic gelling agent chosen from dextrin esters; and said composition also comprising at least one UV-screening agent.