The present invention relates to a composition according to the present invention comprises: (a) at least one particle comprising at least one cationic polymer, at least one anionic polymer, and at least one hydrophilic or water-soluble UV filter; and (b) at least one physiologically acceptable volatile medium. The composition according to the present invention is stable, and can have a variety of cosmetic functions. For example, the composition according to the present invention can prepare a film which can have cosmetic effects such as UV filtering, as well as absorbing or adsorbing malodor, changing the appearance of a keratin substrate such as skin, changing the feel to the touch of the keratin substrate, and/or protecting the keratin substrate from, for example, dirt or pollutants.

The invention relates to a dispersion of polymer particles stabilized with a stabilizer in a nonaqueous medium containing at least one hydrocarbon-based oil, the polymer of the particles being a C.sub.1-C.sub.4 alkyl (meth)acrylate polymer; the stabilizer being a C.sub.1-C.sub.4 alkyl (meth)acrylate polymer and optionally of a silicone macromonomer (I): the stabilizer being a polymer comprising from 50% to 100% by weight, relative to the total weight of the stabilizer, of C.sub.8-C.sub.22 alkyl acrylate, from 0 to 50% by weight of C.sub.1-C.sub.4 alkyl (meth)acrylate and optionally silicone macromonomer (I).

The invention also relates to the composition comprising said dispersion of polymer particles.

Cosmetic use for caring for and making up keratin materials.

An oral care composition comprising zinc phosphate, stannous fluoride and an organic acid buffer system, as well as methods of using the same.

The present invention relates to microcapsules with a core-shell or matrix morphology stabilized by cross-linked nanoparticles. A process for the preparation of said microcapsules comprising selecting internal crosslinking of a Pickering emulsion is also an object of the invention. Perfumed consumer products, in particular fine fragrance, home and personal care products are also part of the invention.

The present invention relates to a composition comprising particles of at least one polymer that is surface-stabilized with a stabilizer, the polymer of the particles being a C1-C4 alkyl (meth)acrylate polymer; the stabilizer being an isobornyl (meth)acrylate polymer chosen from isobornyl (meth)acrylate homopolymer and statistical copolymers of isobornyl (meth)acrylate and of C1-C4 alkyl (meth)acrylate present in an isobornyl (meth)acrylate/C1-C4 alkyl (meth)acrylate weight ratio of greater than 4, at least one hydrocarbon-based oil and at least one silicone resin, and a mixture thereof. The invention also relates to a process for making up and/or caring for keratin materials, in which said composition is applied.

The present invention relates to a composition comprising particles of at least one polymer that is surface-stabilized with a stabilizer, the polymer of the particles being a C.sub.1-C.sub.4 alkyl (meth)acrylate polymer; the stabilizer being an isobornyl (meth)acrylate polymer chosen from isobornyl (meth)acrylate homopolymer and statistical copolymers of isobornyl (meth)acrylate and of C.sub.1-C.sub.4 alkyl (meth)acrylate present in an isobornyl (meth)acrylate/C.sub.1-C.sub.4 alkyl (meth)acrylate weight ratio of greater than 4, at least one hydrocarbon-based oil and at least one amorphous hydrocarbon-based block copolymer obtained by polymerization of at least one monomer of unsaturated hydrocarbon type comprising 2 to 5 carbon atoms and containing one or two ethylenic unsaturations. The invention also relates to a process for making up and/or caring for keratin materials, in which said composition is applied.

Cosmetic oil-in-water emulsions that can provide a hydrophobic film to protect from excessive hydration are disclosed. In some aspects, a cosmetic oil-in-water emulsion can include water at a concentration of at least about 70% by total weight of the cosmetic oil-in-water emulsion, a plurality of water-in-oil emulsifiers, a base oil, an oil-in-water emulsifier, and a film-forming polymer. The base oil can have a wVTR of about 1.0 to 30 g/m.sup.2/hr and can be at a concentration of no more than about 15% by weight of the cosmetic oil-in water emulsion.

An oral care composition in the form of a toothpaste, tooth gel, dentifrice, tooth powder, prophy paste, mouthwash, rinse, tooth mousse, dental floss, chewing gum, soluble oral care strip or film for direct application or attachment to an oral surface, or lozenge for combating dental caries, erosion, hypersensitivity, and/or staining that includes an orally acceptable carrier and a copolymer of a first α,β-ethylenically unsaturated phosphate compound (A); and one or more α,β-ethylenically unsaturated co-monomers, at least one of which is other than an allyl-functional co-monomer, wherein (A) is an allyl phosphate compound of formula (A):
[CH.sub.2═CH—CH.sub.2—O(R.sup.1O).sub.a(R.sup.2O).sub.b].sub.xP(O)(OM).sub.3-x   (A)
wherein, R.sup.1 is a substituted or unsubstituted (C.sub.2-C.sub.4) alkylene moiety; R.sup.2 is a substituted or unsubstituted (C.sub.2-C.sub.4) alkylene moiety; M is identical or different, hydrogen, alkali metal, ammonium, protonated alkyl amine, protonated alkanolamine, or protonated basic amino acid; X is 1 or 2, a is from 1 to 20; and b is from 0 to 20. Methods for combating dental caries, erosion, hypersensitivity, and/or staining are also provided.

The present invention provides a copolymer used as oily gelling agent with which a stable oily gelled composition can be prepared.

The copolymer of the present invention is characterized by comprising a hydrophobic monomer represented by the following general formula (1) and a hydrophilic monomer represented by the following general formula (2) and/or the following general formula (3).

##STR00001##

(In formula (1), R.sup.1 is a straight-chain or branched-chain alkyl group having 16 to 22 carbon atoms. R.sup.2 is a hydrogen atom or a methyl group.)

##STR00002##

(In formula (2), R.sup.3 is a hydrogen atom, a glyceryl group, a straight-chain or branched-chain hydroxyalkyl group having 1 to 4 carbon atoms, or a polypropylene glycol group represented by —(C.sub.3H.sub.6O).sub.nH (here, n is an integer of 2 to 10). R.sup.4 is a hydrogen atom or a methyl group.)

##STR00003##

(In formula (3), R.sup.5 is a hydrogen atom or a methyl group, R.sup.6 is a straight-chain or branched-chain alkyl group or hydroxyalkyl group having 1 to 4 carbon atoms, or a substituent represented by the following structural formula (4).)

##STR00004##

The present invention relates to compositions comprising salt of acyl glutamate as primary surfactant or primary anionic surfactant and specific structurant polymers.