Abstract: A microcapsule composition useful in delivering an active material contains a first microcapsule and a second microcapsule. The first microcapsule has a zeta potential of 10 mV or greater, the second microcapsule has a zeta potential of 5 mV or less, and the weight ratio of the first microcapsule and the second microcapsule is between 1:10 and 10:1. Also disclosed are consumer products containing such a microcapsule composition.

Abstract: Disclosed are microcapsule compositions and their preparation methods. The microcapsule composition has a microcapsule dispersed in an aqueous phase. The microcapsule has a microcapsule core and a microcapsule wall encapsulating the microcapsule core. The microcapsule core contains an active material selected from the group consisting of a fragrance, cosmetic active, malodor counteractant, and combinations thereof. The microcapsule wall is formed of a polymeric network comprising of at least three moieties: (i) a first moiety derived from a chitosan, (ii) a second moiety derived from a polyisocyanate, and (iii) a third moiety derived from a polyphenol. Also disclosed are consumer products contain such a microcapsule composition.

Abstract: Disclosed are microcapsule compositions having microcapsules suspended in an aqueous phase. Each of the microcapsules has a single core-shell structure and contains a microcapsule core and a microcapsule wall encapsulating the microcapsule core. The microcapsule compositions include a pectin. Also disclosed are preparation methods and use of the microcapsule compositions in consumer products.

Abstract: A system and method for printing and drying flavors and fragrances is provided. The system and method include a source of flavor or fragrance, a print assembly adapted to print the flavor or fragrance, a movable product conveyor that directly receives the printed flavor or fragrance and a drying component. As the movable product conveyor passes through or adjacent to the drying component, the printed flavor or fragrance is dried thereby providing a free-flowing flavor or fragrance product.

Abstract: A method for producing a flowable active material-encapsulated core-shell microcapsule composition by mechanically removing solvent from a microcapsule suspension to produce a wet cake, and subsequently charging the wet cake with a dry flow aid, is provided.

Abstract: A reloadable microcapsule contains a microcapsule core and a microcapsule wall encapsulating the microcapsule core. The microcapsule core contains a hydrophobic core solvent and a hydrophilic core solvent, and the microcapsule wall, formed of an encapsulating polymer, is permeable to the hydrophilic core solvent. Also disclosed are methods of preparing the reloadable microcapsule and consumer products having the microcapsules.

Abstract: The present invention relates to spray-dried compositions capable of retaining volatile compounds and methods relating to the same. The present invention also relates to the powders produced by such methods.

Abstract: Polyurea capsules that encapsulate active materials in polymeric walls resulting from the polymerization of an aromatic or aliphatic polyisocyanate and a cross-linking agent are provided as are consumer products containing said polyurea capsules and for methods for producing such capsules.

Abstract: Disclosed is a microcapsule containing: (i) a microcapsule core having an active material, and (ii) a microcapsule wall formed of a first polymer and second polymer. The first polymer is a sol-gel polymer. The second polymer is gum arabic, purity gum ultra, gelatin, chitosan, xanthan gum, plant gum, carboxymethyl cellulose, sodium carboxymethyl guar gum, or a combination thereof. The weight ratio between the first and second polymer is 1:10 to 10:1. Also disclosed are processes for preparing the microcapsule and uses of the microcapsules in consumer products.

Abstract: Methods of preparing a delivery system are described. Each method uses a first and second printing materials. The second printing material contains an active material such as a fragrance, flavor, malodor counteracting agent, and mixture thereof.

Abstract: A system and method for printing and drying flavors and fragrances is provided. The system and method include a source of flavor or fragrance, a print assembly adapted to print the flavor or fragrance, a movable product conveyor that directly receives the printed flavor or fragrance and a drying component. As the movable product conveyor passes through or adjacent to the drying component, the printed flavor or fragrance is dried thereby providing a free-flowing flavor or fragrance product.

Abstract: Purified polyurea capsules that encapsulate active materials for use in personal care, fine fragrance, or deodorant products are provided as are methods for producing the same.

Abstract: A microcapsule composition useful in delivering an active material contains a first microcapsule and a second microcapsule. The first microcapsule has a zeta potential of 10 mV or greater, the second microcapsule has a zeta potential of 5 mV or less, and the weight ratio of the first microcapsule and the second microcapsule is between 1:10 and 10:1. Also disclosed are consumer products containing such a microcapsule composition.

Abstract: Polyurea capsule compositions. A subset of these compositions contain a plurality of capsules and a capsule formation aid, in which each of the capsules contains a polyurea wall and an oil core; the polyurea wall is formed of a reaction product of a polyisocyanate and a cross-linking agent in the presence of the capsule formation aid; and the oil core contains an active material. The polyisocyanate, cross-linking agent, and capsule formation aids are described herein. Also disclosed are methods of preparing polyurea capsule compositions, as well as consumer products containing one of these compositions.

Abstract: The present invention features microcapsule particles with an oil or aqueous liquid core, and shell composed of a blend of metal or semi-metal oxide polymers. Methods for preparing and using the microcapsule particles in personal care, therapeutic, cosmetic and cosmeceutic products are also provided.

Abstract: Poiyurea or polyurethane capsule compositions. A subset of these compositions contain a plurality of capsules and a capsule formation aid, in which each of the capsules contains a poiyurea or polyurethane wall and an oil core; the poiyurea or polyurethane wall is formed of a reaction product of a polyisocyanate and a cross-linking agent in the presence of the capsule formation aid; and the oil core contains an active material. The polyisocyante, cross-linking agent, and capsule formation aids are described herein. Also disclosed are methods of preparing poiyurea and polyurethane capsule compositions, as well as consumer products containing one of these compositions.

Abstract: A microcapsule composition useful in delivering an active material contains a first microcapsule and a second microcapsule. The first microcapsule has a zeta potential of 10 mV or greater, the second microcapsule has a zeta potential of 5 mV or less, and the weight ratio of the first microcapsule and the second microcapsule is between 1:10 and 10:1. Also disclosed are consumer products containing such a microcapsule composition.

Abstract: The present invention relates to spray-dried compositions capable of retaining volatile compounds and methods relating to the same. The present invention also relates to the powders produced by such methods.

Abstract: The invention relates to microcapsule composition which encapsulates active material that may be used in products for washing and cleaning and/or care and protection of animate or inanimate. The invention also relates to polyurethane and polyurea microcapsules that may be modified with additional polymers.

Abstract: A capsule composition containing a capsule and a stabilizing agent. The capsule has an oil core containing an active material and a capsule wall encapsulating the oil core. The active material is a fragrance, a flavor, a malodor counteractant, or a combination thereof. The wall is formed of polyurea or polyurethane. The capsule composition has 20 ppm or greater of the stabilizing agent, which is a multi-functional amine, an amino acid, a polymer mixture, or a combination thereof. Also disclosed is a consumer product containing this capsule composition.