Provided is a composition including: an acrylamide compound represented by general formula (1) below; urethane (meth)acrylate having a SI value of 3 or less in a skin sensitization test; and a polymerization initiator having a molecular weight of 800 or greater, ##STR00001##
where in general formula (1), R.sub.1 represents an alkyl group containing 1 through 6 carbon atoms, X represents an alkylene group containing 1 through 6 carbon atoms, and Y represents any one selected from the group consisting of general formula (2) below and general formula (3) below, ##STR00002##
where in general formula (2), R.sub.2 represents an alkyl group containing 1 through 10 carbon atoms, and * represents a binding site with X above, ##STR00003##
where in general formula (3), R.sub.2 represents an alkyl group containing 1 through 10 carbon atoms, and * represents a binding site with X above.

A personal care composition is provided, including: a cosmetically acceptable carrier; and a silicon glycan of formula (I):

##STR00001##

wherein each A comprises an independently selected saccharide moiety; wherein each W is an independently selected beta-amino alcohol moiety; wherein each Y comprises an independently selected organosilicon moiety; wherein each R is independently selected from substituted or unsubstituted hydrocarbyl groups, ether moieties, amine moieties, and H; wherein each R.sup.1 is independently selected from substituted or unsubstituted hydrocarbyl groups and H; wherein each Z is an independently selected ether moiety; wherein each subscript a is independently 0 or 1; wherein subscripts x and y are each independently from ≥0 to <1; wherein subscript z is selected from >0 to 1; with the proviso that x+y+z=1; and wherein moieties indicated by subscripts x, y, and z may be in randomized or block form in the silicon glycan.

A personal care composition is provided, including: a cosmetically acceptable carrier; and a silicon glycan of formula (I):

##STR00001##

wherein each A comprises an independently selected saccharide moiety; wherein each W is an independently selected beta-amino alcohol moiety; wherein each Y comprises an independently selected organosilicon moiety; wherein each R is independently selected from substituted or unsubstituted hydrocarbyl groups, ether moieties, amine moieties, and H; wherein each R.sup.1 is independently selected from substituted or unsubstituted hydrocarbyl groups and H; wherein each Z is an independently selected ether moiety; wherein each subscript a is independently 0 or 1; wherein subscripts x and y are each independently from ≥0 to <1; wherein subscript z is selected from >0 to 1; with the proviso that x+y+z=1; and wherein moieties indicated by subscripts x, y, and z may be in randomized or block form in the silicon glycan.

A nail-care composition includes at least 50 wt. % bio-based components, based on the total weight of the composition, including acrylated epoxidized soybean oil and acrylated linseed oil as bio-based monomer(s) and/or oligomer(s) in a ratio of about 4:1 to 7:1, photoinitiator(s); and adhesion promoter(s), the composition having a shear-dependent viscosity of about 1200-4000 cP, measured according to ASTM D7867, under shear stress of about 10-180 N/m.sup.2.

A nail-care composition includes at least 50 wt. % bio-based components, based on the total weight of the composition, including acrylated epoxidized soybean oil and acrylated linseed oil as bio-based monomer(s) and/or oligomer(s) in a ratio of about 4:1 to 7:1, photoinitiator(s); and adhesion promoter(s), the composition having a shear-dependent viscosity of about 1200-4000 cP, measured according to ASTM D7867, under shear stress of about 10-180 N/m.sup.2.

A chromic composition adapted for application to a substrate comprising a reversible colour-change composition and a binder composition is provided. The colour change composition includes a leuco-dye and/or liquid crystal. The composition may be applied to keratinous material, polymers or other substrates to provide a colour change effect and other desirable properties such as natural feel and durability.

Injectable prolonged-action compositions for use in the treatment of nail diseases, including potentially promoting the growth of the nail, or for use promoting the growth of the nail. The compositions are administered subcutaneously, and optionally as an implant. The compositions may be in solid or non-solid form and include one or more solid biodegradable sustained-release polymers, and optionally one or more active substances.

Injectable prolonged-action compositions for use in the treatment of nail diseases, including potentially promoting the growth of the nail, or for use promoting the growth of the nail. The compositions are administered subcutaneously, and optionally as an implant. The compositions may be in solid or non-solid form and include one or more solid biodegradable sustained-release polymers, and optionally one or more active substances.

Compositions for nail varnish, which are free or substantially free of nitrocellulose, include, in a cosmetically acceptable organic solvent: a primary film-forming agent consisting of polyvinyl butyral, a fumed silica, at least one secondary resin, at least one plasticiser, at least one colourant, which is insoluble in said solvent.
The disclosure also relates to the use of the compositions for protecting and/or making-up the nails, as well as to packaged, ready-to-use items intended for the use.

Compositions for nail varnish, which are free or substantially free of nitrocellulose, include, in a cosmetically acceptable organic solvent: a primary film-forming agent consisting of polyvinyl butyral, a fumed silica, at least one secondary resin, at least one plasticiser, at least one colourant, which is insoluble in said solvent.
The disclosure also relates to the use of the compositions for protecting and/or making-up the nails, as well as to packaged, ready-to-use items intended for the use.