Abstract: A process and composition for improvement of the moisturization state of the stratum corneum of human skin epidermis comprising applying to the skin an effective amount of a composition (C) for topical use comprising at least one cosmetically acceptable excipient and a composition C1 consisting of 20-50% by weight of composition C2, which in turn includes from 3-25% by weight of a polyol, from 25-45% by weight anhydrides of the polyol, and from 30-72% by weight of polyol glycosides of the polyol, with the remainder of composition C2 to 100% by weight being made up of water; and from 50-80% by weight of glycerol and/or glycerol oligomers, with the ratio of polyol glycosides to glycerol and/or glycerol oligomers greater than or equal to 1/10 and less than or equal to 1/2.

Abstract: A water-insoluble composition, solid in appearance at a temperature of less than or equal to 20° C., comprising, for 100% of the mass of same: —X1% by mass of at least one lipophilic surfactant having a value HLB, H1, greater than or equal to 1 and less than 10; —X2% by mass of at least one hydrophilic surfactant having a value HLB, H2, greater than or equal to 10 and less than or equal to 20; characterised by the fact that the HLB of same=X1.H1+X2.H2, X1 and X2 varying from 2 to 60, and characterised in that it is free of acrylic polymer and/or of acetate succinate.

Abstract: Disclosed is a method for improving the sensorial properties of an oil-in-water type emulsion for topical application, including, for 100% of its mass, 5% to 30% by weight of glycerol, characterised in that the oil-in-water type emulsion for topical application includes an effective quantity of a mixture of saturated cyclic or acyclic, linear or branched hydrocarbons, of which at least 95% by weight have between fifteen and nineteen carbon atoms. Also disclosed is a new oil-in-water type emulsion for topical use, including the mixture, and to the use of same in cosmetics.

Abstract: Disclosed is a gastro-resistant vector for the oral administration of at least one pharmaceutical and/or antigenic active substance including an aqueous phase (W) and an oily phase (O) in the form of a water-in-oil (W/O)-type emulsion wherein the aqueous phase includes at least one active principle and between 2 and 40 wt. % of a hydrophilic polymer that is insoluble in an aqueous phase of pH<6.5.

Abstract: Disclosed is a lipophilic extract of brown algae gametophytes obtained by the method including the following consecutive steps: —a Step A) for preparing a hydro-alcoholic suspension of gametophyte cells by mixing an aqueous suspension of brown algae gametophyte cells with at least one aliphatic alcohol including 1 to 4 carbon atoms; —a Step B) for mixing the hydro-alcoholic suspension of algae gametophyte cells, obtained in Step A), with at least one triglyceride from fatty acids that include 8 to 22 carbon atoms; —a Step C) for adding water to the multiphase mixture obtained in Step B); and —a Step D) for isolating the lipophilic extract of brown algae gametophytes from the mixture obtained in Step C). Also disclosed are the cosmetic and pharmaceutical use of the extract.

Abstract: A comb copolymer with a polymer backbone having grafted lateral macromonomer segments, the method of preparing, and the use thereof as a thickener in cosmetics. The polymer backbone is more than 55% and up to 90% molar ATBS, between 1% and 20% molar cationic monomer or monomer of formula (I): CH2?C(R1)—C(?O)—Y—(CH2)m-N(R2) (R3), where m is between 1 and 4, Y is O or NH, R1 is H or CH2, and R2 and R3 are each a methyl or ethyl radical, and optionally 0.005% to 1% molar of at least one cross-linking monomer with at least two C?C bonds. The lateral macromonomer segments are polymerized from 9% to 30% molar of N-alkyl acrylamide or N,N-dialkyl acrylamide of formula (II): CH2?C(R4)—C(?O)—N(R5) (R6), where R4 is H or CH2 and R5 and R6 are H or a C1 to C3 alkyl radical, with at least one of R5 or R6 not being H.

Abstract: Disclosed is a composition in the form of an oil-in-water emulsion, including: 5-55 wt % of an oil phase; 0.025-3.75 wt % of at least one cross-linked anionic polyelectrolyte resulting from the polymerization of partially or completely salified 2-methyl 2-[(1-oxo 2-propenyl) amino] 1-propanesulfonic acid, with at least one neutral monomer selected from acrylamide, (2-hydroxy ethyl) acrylate, and N,N-dialkyl arylamides. Each alkyl group includes 1-4 carbon atoms, and at least one monomer, where R is an alkyl radical including 8-20 carbon atoms and n is a number no smaller than one and no larger than twenty, in the presence of a cross-linking agent; 0.025-3.75 wt % of a galactomannan having a degree of substitution of approximately 1/3; 37.5-94.95 wt % of a cosmetically acceptable aqueous phase, the aqueous phase including 1-25 wt % of a salt, the weight ratio between the galactomannan and the cross-linked anionic polyelectrolyte being 1:3 to 3:1.

Abstract: Disclosed is a self-reversible reverse latex including: a) 25-80% by mass of a cross-linked anionic polyelectrolyte (P), resulting from the polymerization, for 100 mole percent: i)—of a molar proportion ?30% and ?95% of monomeric units from at least one monomer including a free, partially- or totally-salified strong acid function; and ii)—of a molar proportion >0% and ?5% of at least one monomer with diethylenic or polyethylenic cross-linking; b) 0.5-10% by mass of a terpolymer of stearyl methacrylate, pentacosaethoxylated behenyl methacrylate and N,N-dimethylacrylamide, resulting from the polymerization, for 100 mole percent: of 80-95 mole percent of stearyl methacrylate, of 2.5-10 mole percent of N,N-dimethylacrylamide, and of 2.5-10 mole percent of pentacosaethoxylated behenyl methacrylate, c) 5-40% by mass of at least one oil, and d) 0.1-40% by mass of water; method of preparing same and use thereof as a thickener.

Abstract: A cross-linked anionic polyelectrolyte resulting from the polymerization, for 100 mol %: (i) of a proportion no smaller than 30 mol % and smaller than 99.5 mol % monomer units from a monomer having a partially or totally salified strong acid function; (ii) of a proportion no smaller than 0.5 mol % and no greater than 5 mol % monomer units from at least one monomer having Formula (I): CH2?CH(CH3)—C(=0)—OR1 (I), wherein Ri is an alkyl radical including 6 to 18 carbon atoms; (iii) of a proportion greater than 0 mol % and no greater than 5 mol % monomer units from at least one diethylene or polyethylene cross-linking monomer; and (iv) optionally, of a proportion smaller than 69.5 mol % monomer units from a neutral monomer. Also, a method for preparing the polyelectrolyte and to the use thereof as a thickener in topical compositions.

Abstract: A method for drilling cavities in underground formations in which drill cuttings are removed by injecting an aqueous composition (C) into the drill hole. Composition (C) includes between 1 and 65 wt. % salt(s), between 0.05 and 2 wt. % anti-foaming agent(s), between 13 and 97.95 wt. % water, and between 1 and 20 wt. % composition (C2). Composition (C2) includes, optionally, between 0.1 and 30 wt. % auxiliary agent(s), between 0 and 100 wt. % of a surfactant system of one or more compositions (C1) according to R1—O-(G1)p-H, R1 being an aliphatic radical including between 4 and 16 carbon atoms, G1 being a reducing sugar residue and 1.05?p?5, and between 0 and 50 wt. % alcohol(s) according to R1—OH, R1 being an aliphatic radical including between 4 and 16 carbon atoms. Also, compositions (C2) and their use as a lubricant for producing an aqueous drilling mud.

Abstract: A composition includes at least one mineral oil, a surfactant having a hydrophilic property characterized by an HLB value equal to 12 and a divalent inorganic salt intended to be used as an adjuvant in a vaccine composition for the in ovo vaccination of avian species wherein the composition is an oil-in-water emulsion or microemulsion.

Abstract: A comb copolymer having a backbone of 2-acrylamido-2-methylpropanesulfonic acid, with grafted lateral side segments of poly(N-alkylacrylamide) or poly(N,N-dialkylacrylamide), is provided. A process for the preparation of the comb copolymer includes reacting a compound of formula (II) with a compound of formula (III) in a (tert-butanol)-water mixture, to obtain a poly(N-alkylacrylamide) or poly(N,N-dialkylacrylamide) telomere of formula (I); reacting in tert-butanol the telomer of formula (I) with an acid chloride of formula (IV) to obtain a solution of the macromonomer of formula (V); and copolymerizing in tert-butanol the macromonomer of formula (V) with an ammonium salt of 2-acrylamido-2-methylpropanesulfonic acid.

Abstract: A straight, branched or cross-linked polymer, including, per 100 mol %: a) a mole fraction from 75% to 99.95% of monomer units from an N,N-dialkyl acrylamide; b) a mole fraction from 0.05% to 1% of monomer units from a monomer of formula (I): CH2=C(Ri)-C(?O)—O—[(CH2-CH(R2)-O]n-R3 (I); c) optionally a mole fraction higher than 0% to 24% either of monomer units from a monomer including a free strong acid function, partially or totally salified, or of monomer units from a monomer of formula (II): CH2=C(R4)-C(?O)—Y—(CH2)m-N(R5)(R6) (II); d) optionally a mole fraction higher than 0% to 1% of a diethylene or polyethylene cross-linking monomer. Also, a method for treating a surface made of a hydrophobic material, using the polymer, and an aqueous, hydro-organic or organic solution including the polymer for modifying interactions between the species contained the solution and the hydrophobic surface.

Abstract: A compound of formula (I) is disclosed, in which R? and R?, which may be identical or different, represent either a hydrogen atom or a monovalent radical of formula (IIa); or of a composition (C1) including between 99% and 20% by mass of a compound of formula (Ia), and between 1% and 80% by mass of a compound of formula (1b), with the aim of preventing or retarding the appearance of the signs of ageing of the human skin or lips or to eliminate the signs, the use being in the form of a cosmetic composition. Also disclosed is a method using the product of formula (I) or composition (C1).

Abstract: Method for preparing a vaccine, comprising—a step a) of preparing an adjuvant composition by dispersing, in a physiologically acceptable aqueous solution, at least one inverse latex or a powder of polymer resulting from the atomization of said inverse latex; —a step b) of mixing the composition obtained in step a) into an antigenic medium, intended to form a vaccine composition.

Abstract: A compound having Formula (I), nC7—H15—O-(G)p-H, where G is a reducing sugar residue, and p is a decimal number ?1.05 and ?5. The method for preparing the compound and its use as a hydrotropic surfactant by making soluble, in an aqueous alkaline composition, at least one non-ionic surfactant having Formula (II), R—(O—CH(R?)—CH2)n-(0-CH2-CH2)m-0-H, where R is a straight, branched, saturated or unsaturated aliphatic hydrocarbon radical including 8-14 carbon atoms, R? is a methyl or ethyl radical, n and m are whole numbers ?0 and ?15, assuming that n+m?0. Cleaning compositions containing 0.5% to 20% of compounds of Formula (I), 0.5% to 80% of compounds of Formula (II), 10-50 wt % of at least one alkaline agent, 15-89 wt % of water, and optionally, 10-50 wt % of at least one anti-limescale agent are useful for cleaning hard surfaces.

Abstract: The invention relates to the cosmetic use of isoleucine N-hexadecanoyl of formula (I): CH3—(CH2)14—C(?O)—NH—CH(COOH)—CH(CH3)—CH2—CH3 (I) as a “volumizing” agent and/or as a “plumping” agent for human skin. The invention also relates to a cosmetic treatment method for obtaining a “volumizing” and/or “plumping” effect of the skin of a part of the human body selected from among the breasts, face, cheeks, buttocks and eyelids.

Abstract: A compound of formula (I): R?—O-A-O—R?, in which R? and R? are a hydrogen atom or a monovalent radical of formula (IIa), or a monovalent radical of formula (IIb), it being understood that at least one of the radicals R? or R? is not a hydrogen atom and that, when none of the radicals R? and R? is a hydrogen atom, R? and R? are identical, and in which A is a divalent radical of formula (III): —CH(X1)-[C(X2)(X3)]p-CH(X4) in which X1, X2, X3 and X4 are identical or different and are either a hydrogen atom or a methyl radical or an ethyl radical, and p is an integer greater than or equal to 1 and less than or equal to 6. Also the method for preparing the compound of formula (I) and to the use thereof in cosmetics and as a drug.

Abstract: A cross-linked anionic polyelectrolyte resulting from the polymerization, for 100 mol %: (i) of a proportion no smaller than 30 mol % and smaller than 99.5 mol % monomer units from a monomer having a partially or totally salified strong acid function; (ii) of a proportion no smaller than 0.5 mol % and no greater than 5 mol % monomer units from at least one monomer having Formula (I): CH2?CH(CH3)—C(=0)-OR1 (I), wherein Ri is an alkyl radical including 6 to 18 carbon atoms; (iii) of a proportion greater than 0 mol % and no greater than 5 mol % monomer units from at least one diethylene or polyethylene cross-linking monomer; and (iv) optionally, of a proportion smaller than 69.5 mol % monomer units from a neutral monomer. Also, a method for preparing the polyelectrolyte and to the use thereof as a thickener in topical compositions.

Abstract: A linear, branched or cross-linked anionic polyelectrolyte, resulting from the polymerisation, for 100 molar percentage: a) 50% to 99% of monomeric units including a strong, free and partially or completely salified acid function ; b) 1% to 50% of a monomeric units of formula (I): CH2?CH(R1)-C(?O)—O—(CH2)n-CF3 (I), wherein R1 represents H or CH3, and n is 1, 2 or 3; c) optionally greater than 0% to 5% of monomeric units of formula (II): R2-C(?O)—O—[(CH2-CH(R4)-O]m-R3 (II), wherein m is 0 to 50, R2 represents an unsaturated aliphatic monovalent radical with 2 to 4 carbon atoms, R4 represents H, CH3 or CH3CH2 and R3 represents a linear or branched, saturated or unsaturated hydrocarbon aliphatic radical with 8 to 30 carbon atoms, and d) optionally greater than 0% to 5% of at least one monomer with diethylenic or polyethylenic cross-linking. The use thereof as a thickener in topical compositions.