摘要:
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.
摘要:
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.
摘要:
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).
摘要:
A coating composition includes, in relation to 100% of the weight thereof: between 10 and 90 wt. % of at least one film-forming polymer selected from cellulosic polymers or derivatives of cellulosic polymers, derivatives of vinyl alcohol, derivatives of vinyl pyrrolidones, polymers of a natural origin, acrylic or methacrylic derivatives, derivatives of glycol or propylene glycol or combinations of the two substances or the copolymers of vinyl alcohol and polyethylene glycol (PEG); between 1 and 50 wt. % of at least one food colouring agent; and between 0 and 50 wt. % of at least one auxiliary coating agent selected from white opacifiers, diluents, surfactants, plasticizers, and anti-foaming agents.
摘要:
A copolymer that includes for 100 mol %: a) more than 70 mol % and up to 99.9 mol % of hydrophobic monomer units (A) from stearyl methacrylate; and b) 0.1 mol % to 30 mol % of monomer units (B) from at least one monomer of a compound of formula (I) where R1 is a linear or branched alkyl radical comprising 12 to 22 carbon atoms, R2 is a hydrogen atom or a methyl radical, and n is an integer greater than or equal to 0 and lower than or equal to 30, wherein it is understood that said compound of formula (I) is not stearyl methacrylate. The invention also relates to a method for preparing and using same as a modifier of the rheology of the oil phase of a topical cosmetic, dermopharmaceutical, or pharmaceutical composition.
摘要:
A vaccine adjuvant which, based on the 100% mass thereof, includes between 10% and 95% of a mineral oil containing: between 0.05 mass-% and 10 mass-% hydrocarbon chains having less than 16 carbon atoms, and between 0.05 mass-% and 5 mass-% hydrocarbon chains having more than 28 carbon atoms. In addition, the adjuvant has a P/N ratio, corresponding to the ratio of the mass quantity of the paraffinic hydrocarbon chains to the mass quantity of the naphthenic hydrocarbon chains, of between 2.5 and 3, the adjuvant being intended for the production of a vaccine composition to prevent coccidiosis.
摘要:
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(=0)-0-(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(=0)-0-[(CH2-CH(R4)-0]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.
摘要:
A powdery composition C1 contains for 100% of the mass: 5 to 70 mass % and more particularly 10 to 50 mass % of at least one compound of formula (I): R—O-(G)x-H, wherein R is a linear saturated aliphatic radical including 12 to 22 carbon atoms, G is the remainder of a reducing sugar selected from the group including glucose, xylose and arabinose, and x is a decimal number greater than or equal to 1 and lower than or equal to 10; 95 to 30 mass % and more particularly 90 to 50 mass % of one or more alcohols of formula (II): R′—OH, wherein R′ is a linear saturated aliphatic radical including 12 to 22 carbon atoms identical to or different from R as defined in formula (I), wherein at least 90 vol % of the particles have a diameter lower than or equal to 250 micrometers, more particularly a diameter lower than or equal to 150 micrometers.
摘要:
A powdery composition C1 contains for 100% of the mass: 5 to 70 mass % and more particularly 10 to 50 mass % of at least one compound of formula (I): R—O-(G)x-H, wherein R is a linear saturated aliphatic radical including 12 to 22 carbon atoms, G is the remainder of a reducing sugar selected from the group including glucose, xylose and arabinose, and x is a decimal number greater than or equal to 1 and lower than or equal to 10; 95 to 30 mass % and more particularly 90 to 50 mass % of one or more alcohols of formula (II): R′—OH, wherein R′ is a linear saturated aliphatic radical including 12 to 22 carbon atoms identical to or different from R as defined in formula (I), wherein at least 90 vol % of the particles have a diameter lower than or equal to 250 micrometers, more particularly a diameter lower than or equal to 150 micrometers.
摘要:
A process for drilling cavities in subterranean formations includes a step of removal of the drill cuttings using an aqueous fluid in the form of a foam, obtained by mixing: an aqueous composition (Ci) including, per 100% by weight: from 0.5% by weight to 25% by weight of a compound of formula (I): R1—C(O)—NH—CH(COOM)-(CH2)n—COOM′ (I) in which n represents an integer equal to 1 or 2, R1 represents a linear or branched, saturated or unsaturated aliphatic hydrocarbon-based radical including from eight to eighteen carbon atoms, M represents a monovalent cation and M′, which is identical to or different from M, represents a hydrogen atom or a monovalent cation; or of a mixture of compounds of formula (I), and from 75% to 99.5% by weight of water, with a gas or a mixture of gases, chosen from air, nitrogen or carbon dioxide.