Abstract: The present invention relates, in one aspect, to an adduct of formula O-PF-A, in which O is an oil; PF is a perfluoropolyether phosphate (PFPE phosphate); A is at least one substance selected from: (X) a water-soluble polyhydroxylated substance and (Y) a water-insoluble inorganic substance and to topical applications thereof in particular in the cosmetic and pharmaceutical field.

Abstract: The present invention relates, in one aspect, to an adduct of formula O-PF-A, in which O is an oil; PF is a perfluoropolyether phosphate (PFPE phosphate); A is at least one substance selected from: (X) a water-soluble polyhydroxylated substance and (Y) a water-insoluble inorganic substance and to topical applications thereof in particular in the cosmetic and pharmaceutical field.

Abstract: According to one aspect, the present invention relates to the use of a perfluoropolyether phosphate (PFPE phosphate), dissolved in water, for the preparation of oil-in-water emuisions (O/W) with high internal phase (HIPE). The internal phase (O) typically comprises at least 74% by volume of the emulsion and includes one or more OiIs1 which acquire, after a treatment with PFPE phosphate, some typical characteristics of high fluorine content compounds, in particular lipophobicity and homophobicity, combined with limited hydrophilicity.

Abstract: Base compositions (premix) comprising the following components: A) a perfluoropolyether phosphate; B) a solvent; C) water.

Abstract: Use, for obtaining the cutaneous peeling of skin, of formulations comprising a component A) (per)fluoropolyether phosphate of general formula: Rf-[CF2CH2—O-L-P(O)(OZ1)(OZ2)]1??(I) wherein l, L, Z1, Z2, Rf are as defined in the application.

Abstract: Compositions in the form of multiple emulsions having a X/O/A structure, wherein X is a hydrophilic liquid immiscible with oil; O is an oily phase; A a water phase, comprising: A1) from 0.01% to 10% by weight of a bifunctional alkylamidic (per)fluoropolyether derivative having formula: R?—NH—C(O)—CF2O—Rf—CF2—C(O)—NH—R ??(I) wherein R and R?, equal or different, are a C13-C20 linear or branched alkyl chain; Rf represents a (per)fluoropolyether chain comprising repeating units selected from the following: a) —(C3F6O)—; b) —(CF2CF2O)—; c) —(CFL0O)—, wherein L0=—F, —CF3; d) —CF2(CF2)z?CF2O—, wherein z? is 1 or 2; e) —CH2CF2CF2O—; the number average molecular weight of Rf being from about 500 to about 5,000; B1) from 0.1% to 0.5% by weight of a copolymer, comprising monomers of acrylic type, swelling in water, characterized by the presence of acid groups and hydrophobic groups, having emulsifying activity after neutralization of the acid groups with bases; the pH of the composition being, at least, 5.

Abstract: Base compositions (premix) comprising the following components:

Abstract: Base compositions (premix) comprising the following components: A) a perfluoropolyether phosphate; B) a solvent; C) water.

Abstract: Use as preservative in formulations for topical use containing water of a component A): a (per)fluoropolyether phosphate of general formula: Rf—[CF2CH2—Q—L—P(O) (OZ1) (OZ2)]l  (I) wherein l=1 or 2; L is a bivalent linking group; Z1 equal to or different from Z2 selected from H, alkaline or ammonium cation, di- or tri-alkanolammonium cation, di- or tri- or tetra-alkylammonium cation; Rf is a (per)fluoropolyether chain having number average molecular weight in the range from about 400 to about 1,800.

Abstract: Use as preservative in formulations for topical use containing water of a component A): a (per)fluoropolyether phosphate of general formula:

Abstract: Foams based on the following components:a) a fluid emulsion comprising:a perfluoropolyether, as main protective agent,polar and non polar oils,an acrylic copolymer characterized by hydrophilic and hydrophobic groups, and activity of primary emulsifier after neutralization with alkales,an ionic surfactant (as foaming agent) waterb) a propellant.

Abstract: Use of perfluoropolyethers with non reactive terminals or compositions thereof for the prevention and/or the treatment of topical vital infections, in particular of Herpes Simplex I and II and of Herpes Zoster.

Abstract: Stable diphase emulsions consisting of:a) perfluoropolyethers having perfluoroalkyl and groups;b) a conventional surfactant, dispersed inc) a continuous dispersing phase consisting of glycerol or of a polyhydroxylated compound containing at least three hydroxyl groups, selected from polyalcohols and saccharides, dissolved in a hydrophile solvent and/or water.

Abstract: The invention relates to stable emulsions of perfluoropolyethers having perfluoroalkyl end groups and of fat substances, consisting of:one or more perfluoropolyethers having perfluoroalkyl end groups: 1-50% by weight,one or more polyhydroxylated compounds selected from glycerol and polyalcohols other than glycerol and saccharides, containing at least three hydroxylic groups, said compounds being dissolved in water or in a hydrophilic solvent when they are solid: 10-95% by weight, including water and the hydrophilic solvent, if any,one or more fat substances having a melting temperature not higher than 100.degree. C.: 10-80% by weight,one or more emulsifiers: 0.1-10% by weight.These emulsions are utilized, in particular, in cosmetology and dermatology.

Abstract: A process and composition for treating skin and hair that reduces the redistribution of sebum on the skin and hair of normal and seborrheic subjects and normalizes the redistribution of sebum on the skin and hair of asteatosic persons. The composition includes a polyfluoroether with perfluoroalkyl end groups in combination with at least one surfactant having an interface tension less than or equal to 15 dynes/cm with the polyfluoroether, at least one thickening agent, water and optionally a polyalcohol, foam booster, softener, dye, preservative, opacifier, or sequestering agent.

Abstract: Stable diphase emulsions consisting of:a) perfluoropolyethers having perfluoroalkyl end groups;b) a conventional surfactant, dispersed inc) a continuous dispersing phase consisting of glycerol or of a polyhydroxylated compound containing at least three hydroxyl groups, selected from polyalcohols and saccharides, dissolved in a hydrophile solvent and/or water.

Abstract: Stable diphase emulsions consisting of:a) perfluoropolyethers having perfluoroalkyl end groups;b) a conventional surfactant,dispersed inc) a continuous dispersing phase consisting of glycerol or of a polyhydroxylated compound containing at least three hydroxyl groups, selected from polyalcohols and saccharides, dissolved in a hydrophile solvent and/or water.

Abstract: The present invention illustrates a process for preparing cleansing emulsions for beauty treatment. A perfluoropolyether having perfluoroalkyl end groups and one or more substance(s) selected from among surfactants, oils, fats and polyalcohols having a low interface tension with the perfluoropolyether, wherein at least one from these substances is a surfactant, are used. The several components of the cleansing emulsions are mixed according to a particular sequence, and with particular modalities.

Abstract: Syndet soap cakes (soap bars) containing, besides the usual components, from 0.001 to 10% by weight of perfluoropolyethers having perfluoroalkyl end groups. Among the suitable perfluoropolyethers are those which contain one or more repeating perfluorooxyalkylene units selected from the group consisting of (CF.sub.2 --CF.sub.2 O), (CF.sub.2 O), (C.sub.3 F.sub.6 O), (CF.sub.2 O--CF.sub.2 --CF.sub.2 O), (CF.sub.2 --CF.sub.2 CF.sub.2 O), ##STR1## wherein the R.sub.f III groups, which may be equal to, or different from, one another, are a fluorine atom or a perfluoroalkyl group.

Abstract: Compositions for cosmetics and dermatology comprising a perfluoropolyether liquid dispersed in an oil/water or water/oil emulsion, or in a solid phase suited to form a gel, suspended in an organic liquid phase.