Abstract: The invention relates to an encapsulated fragrance composition including at least one microcapsule dispersed in a dispersion medium, said at least one microcapsule including a fragrance oil core and a positively charged shell, which includes a reaction product of at least one at least difunctional anionically modified isocyanate with an amine or alcohol, preferably a polyamine, and wherein the shell is formed around droplet of core material that is stabilized with a positively charged colloidal stabilizer. Furthermore, the invention relates to a process of formation of said encapsulated fragrance compositions.

Abstract: An encapsulated perfume composition comprising at least one perfume-containing aminoplast core-shell microcapsule dispersed in an aqueous suspending medium, the microcapsule being characterized in that it bears a positive charge.

Abstract: A cosmetic or dermatological composition comprising at least one aqueous phase, of a branched or crosslinked polymer is obtained by polymerization of an aqueous solution of one or more monomers in water-in-oil inverse emulsion, at least one of the monomers used being an acrylic monomer and one or more of the monomers used being a monomer bearing at least one weak acid function, the molar percentage of monomers bearing at least one weak acid function relative to all of the monomers used being at least 30 mol %. The polymerization is carried out with a concentration of all the monomers in aqueous solution lying in the range 1.3 mmol to 3.6 mmol per gram of aqueous solution. During the polymerization, at most 20% of the acid functions present on the monomers having at least one acid function are in neutralized form. The compositions are intended for treatment of keratinous materials.

Abstract: The invention relates to an encapsulated fragrance composition including at least one microcapsule dispersed in a dispersion medium, said at least one microcapsule including a fragrance oil core and a positively charged shell, which includes a reaction product of at least one at least difunctional anionically modified isocyanate with an amine or alcohol, preferably a polyamine, and wherein the shell is formed around droplet of core material that is stabilized with a positively charged colloidal stabilizer. Furthermore, the invention relates to a process of formation of said encapsulated fragrance compositions.

Abstract: An encapsulated perfume composition comprising at least one perfume-containing aminoplast core-shell microcapsule dispersed in an aqueous suspending medium, the microcapsule being characterized in that it bears a positive charge.

Abstract: The present invention relates to a polymer prepared by polymerization of an aqueous solution of one or more monomers in water-in-oil inverse emulsion, in which one or more of the monomers used comprise(s) at least one acid function, the molar percentage of monomers bearing at least one weak acid function relative to all the monomers used being at least 30%. The polymerization is carried out with a concentration of all the monomers in aqueous solution which falls within the range of from 1.3 mmol to 3.6 mmol per gram of aqueous solution and during the polymerization, at most 20% of the acid functions present on the monomers which have at least one acid function are in neutralized form.

Abstract: A cosmetic or dermatological composition comprising at least one aqueous phase, of a branched or crosslinked polymer is obtained by polymerization of an aqueous solution of one or more monomers in water-in-oil inverse emulsion, at least one of the monomers used being an acrylic monomer and one or more of the monomers used being a monomer bearing at least one weak acid function, the molar percentage of monomers bearing at least one weak acid function relative to all of the monomers used being at least 30 mol %. The polymerization is carried out with a concentration of all the monomers in aqueous solution lying in the range 1.3 mmol to 3.6 mmol per gram of aqueous solution. During the polymerization, at most 20% of the acid functions present on the monomers having at least one acid function are in neutralized form. The compositions are intended for treatment of keratinous materials.

Abstract: The present invention relates to a polymer prepared by polymerization of an aqueous solution of one or more monomers in water-in-oil inverse emulsion, in which one or more of the monomers used comprise(s) at least one acid function, the molar percentage of monomers bearing at least one weak acid function relative to all the monomers used being at least 30%. The polymerization is carried out with a concentration of all the monomers in aqueous solution which falls within the range of from 1.3 mmol to 3.6 mmol per gram of aqueous solution and during the polymerization, at most 20% of the acid functions present on the monomers which have at least one acid function are in neutralized form.

Abstract: A method for softening laundry employs a softening composition, which includes at least one thickener containing a cationic polymer obtained by polymerization: of a cationic monomer; of a monomer with a hydrophobic nature, of formula (I): wherein R1=H or CH3 R2=alkyl chain having at least 16 carbon atoms X=O, m?5, y=z=0, or X=NH, m?z?5, y=0, or X=NH, m?y?5, z=0, of a nonionic monomer.

Abstract: The present invention relates to a process for preparing a polymer by polymerization of an aqueous solution of one or more monomers in water-in-oil inverse emulsion, in which one or more of the monomers used comprise(s) at least one acid function, the molar percentage of monomers bearing at least one weak acid function relative to all the monomers used being at least 30%, wherein: i) the polymerization is carried out with a concentration of all the monomers in aqueous solution which falls within the range of from 1.3 mmol to 3.6 mmol per gram of aqueous solution, ii) during the polymerization, at most 20% of the acid functions present on the monomers which have at least one acid function are in neutralized form, and also to the polymers which can be obtained by means of such a process.

Abstract: A method for softening laundry employs a softening composition, which includes at least one thickener containing a cationic polymer obtained by polymerization: of a cationic monomer; of a monomer with a hydrophobic nature, of formula (I): wherein R1=H or CH3 R2=alkyl chain having at least 16 carbon atoms X=O, m?5, y=z=0, or X=NH, m?z?5, y=0, or X=NH, m?y?5, z=0, of a nonionic monomer.

Abstract: A method for softening laundry employs a softening composition, which includes at least one thickener containing a cationic polymer obtained by polymerization: of a cationic monomer; of a monomer with a hydrophobic nature, of formula (I): wherein R1=H or CH3 R2=alkyl chain having at least 16 carbon atoms X?O, m?5, y=z=0, or X?NH, m?z?5, y=0, or X?NH, m?y?5, z=0, of a nonionic monomer.

Abstract: The present invention relates to a process for preparing a polymer by polymerization of an aqueous solution of one or more monomers in water-in-oil inverse emulsion, in which one or more of the monomers used comprise(s) at least one acid function, the molar percentage of monomers bearing at least one weak acid function relative to all the monomers used being at least 30%, wherein: i) the polymerization is carried out with a concentration of all the monomers in aqueous solution which falls within the range of from 1.3 mmol to 3.6 mmol per gram of aqueous solution, ii) during the polymerization, at most 20% of the acid functions present on the monomers which have at least one acid function are in neutralized form, and also to the polymers which can be obtained by means of such a process.

Abstract: A method for softening laundry employs a softening composition, which includes at least one thickener containing a cationic polymer obtained by polymerization: of a cationic monomer; of a monomer with a hydrophobic nature, of formula (I): wherein R1=H or CH3 R2=alkyl chain having at least 16 carbon atoms X?O, m?5, y=z=0, or X?NH, m?z?5, y=0, or X?NH, m?y?5, z=0, of a nonionic monomer.

Abstract: A softening composition includes at least one thickener containing a cationic polymer obtained by polymerization: of a cationic monomer; of a monomer with a hydrophobic nature, of formula (I): wherein R1=H or CH3 R2=alkyl chain having at least 16 carbon atoms X?O, m?5, y=z=0, or X?NH,m?z?5, y=0, or X?NH, m?y?5, z=0, of a nonionic monomer.

Abstract: This invention relates to a cosmetic, dermatologic, pharmaceutical, or veterinary composition comprising at least one thickening and/or emulsifying polymer for an aqueous medium, such composition being obtained by polymerization: at least one unsaturated weak acid and at least one unsaturated strong acid such as AMPS, in the presence of a cross-linking or branching agent and optionally of a transfer agent and characterized by