A hair treatment composition comprising: a) a conditioning base comprising: i) a cationic conditioning surfactant having from 16 to 32 carbon atoms; ii) a fatty alcohol having from 8 to 22 carbon atoms; and b) from 0.1 to 10 wt % of a microcapsule in which a core comprising benefit agent is encapsulated in a polymeric shell; and (c) from 0.1 to 5 wt % of a diesterquat, provides improved deposition of microcapsules and delivery of benefit agent to hair surfaces.

The present invention relates to a method for preparing a protein cage which comprises: a 1.sup.st step of preparing an amphiphilic polymer comprising a 1.sup.st hydrophobic polymer and a 1.sup.st hydrophilic functional group; a 2.sup.nd step of preparing a hydrophilic protein comprising a 2.sup.nd functional group binding to the 1.sup.st functional group; a 3.sup.rd step of forming an amphiphilic polymer-protein hybrid by the binding of the 1.sup.st functional group and the 2.sup.nd functional group, and forming core-shell structured particles comprising a protein shell and an amphiphilic polymer core by the self-assembly of the amphiphilic polymer in a hydrophilic solvent; and a fourth step of removing some or all of the hydrophobic polymer of the core part from the core-shell structured particles.

The invention provides a liquid cosmetic that contains at least a capsule in an aqueous phase, wherein the capsule comprises agar shell encapsulating an oil component, and the aqueous phase comprises one thickener selected from the group consisting of a (meth)acrylic polymer and a polysaccharide, and an amphiphilic substance having an HLB value of no greater than 13.

Compositions that include benefit agent delivery particles, the particles having a core and a shell encapsulating the core, the shell including certain acrylate-based polymers. Processes for making and using such compositions.

Polyurea capsules that encapsulate active materials in polymeric walls resulting from the polymerization of an aliphatic polyisocyanate and a cross-linking agent such as a diamine, amphoteric amine or guanidine amine/salt are provided as are consumer products containing said polyurea capsules and for methods for producing such capsules.

The present invention relates to a process for the preparation of formaldehyde-free organic-inorganic microcapsules, comprising a hydrophobic active ingredient-based core, preferably a perfume or a flavour, and a shell comprising inorganic particles consisting of non-chemically surface modified inorganic particles. Microcapsules obtained by said process are also an object of the invention. Consumer products comprising said capsules, in particular perfumed consumer products in the form of home care or personal care products, are also part of the invention.

The present invention relates to processes for producing microparticles having, in their interior, at least one cavity which is connected via pores to the surface of the microparticles and which have been laden with at least one organic active of low molecular weight. The invention especially relates to a process for loading microparticles with at least one organic active of low molecular weight, wherein the active has been embedded in a matrix and/or the pores of the microparticles have been closed by means of a substance applied to the surface of the microparticles. The invention additionally relates to a process for sealing microparticles laden with at least one organic active of low molecular weight. The invention also relates to compositions of microparticles laden with at least one active of low molecular weight and to the use thereof.

The present invention relates to a core-shell capsule comprising: a core comprising an oil, a solvent satisfying relational expression 1 below, and a water-insoluble polymer compound dissolved in the solvent; and a water-insoluble polymer shell enclosing the core.
0.01≤C.sub.A/C.sub.B≤100  [Relational expression 1]
(in relational expression 1, C.sub.A/C.sub.B is the distribution coefficient of solvent, and when the solvent is dissolved in oil and water to reach equilibrium, C.sub.A is the concentration of the solvent dissolved in the oil and C.sub.B is the concentration of the solvent dissolved in water).

Disclosed herein are compositions comprising complexes of cyclodextrins and lipid-modified stem cell proteins. Also disclosed are topical compositions the complexes. Methods of using the compositions for the therapeutic purposes are also disclosed as well as methods of producing the compositions.

An antimicrobial personal cleansing composition comprises: (i) an aqueous continuous phase including cleansing surfactant, (ii) a dispersed phase including dispersed particles of zinc-containing antimicrobial agents; and (iii) a solubilised oily liquid conditioning agent for skin and/or hair; which is light mineral oil having a kinematic viscosity of 3 to 5 cS (mm.sup.2.Math.s.sup.−1) at 40° C. and is solubilised in wormlike micelles in the aqueous continuous phase via the incorporation of an inorganic electrolyte and a linker molecule of formula R(X).sub.n, wherein R is a C.sub.6-C.sub.10 aryl ring or a C.sub.3-C.sub.14 mono-, di- or trivalent alkyl or hydroxyalkyl chain; n is 1 to 3 and each X is independently selected from —OH, —COOH and —COO.sup.−M.sup.+ groups, where M is an alkali metal, ammonium or alkanolammonium cation; and in which the level of solubilised oily liquid conditioning agent is 0.45 to 3% by weight based on the total weight of the composition.