The present application relates to encapsulated benefit agents, compositions comprising such encapsulated benefit agents and processes for making and using compositions comprising such encapsulated benefit agents. Such encapsulated benefit agents eliminate or minimize one or more of the drawbacks of
The present application relates to encapsulated benefit agents, compositions comprising such encapsulated benefit agents and processes for making and using compositions comprising such encapsulated benefit agents. Such encapsulated benefit agents eliminate or minimize one or more of the drawbacks of current encapsulated benefit agents and thus provide formulators with additional perfume delivery opportunities.
대표청구항▼
1. A composition comprising an adjunct ingredient and, based on total composition weight, from about 0.1% to about 50%, particles, each of said particles independently having a particle size of from about 2 microns to about 80 microns, and each particle comprising: a) a core that comprises, based on
1. A composition comprising an adjunct ingredient and, based on total composition weight, from about 0.1% to about 50%, particles, each of said particles independently having a particle size of from about 2 microns to about 80 microns, and each particle comprising: a) a core that comprises, based on total particle weight, from about 6% to about 99.9% of a benefit agent and from about 0.1% to about 94% of a partitioning modifier comprising an oil soluble material that has a ClogP greater than about 4; andb) a shell that encapsulates said core, said shell comprising, based on total shell weight, from about 50% to about 100% of a polyacrylate; said composition being a consumer product; wherein said benefit agent and said partitioning modifier are different materials; wherein said partitioning modifier is selected from the group consisting of isopropryl myristate; and wherein said polyacrylate comprises a polyacrylate random copolymer, said polyacrylate random copolymer comprising, based on total polyacrylate weight: a) from about 0.2% to about 2.0% amine content; b) from about 0.6% to about 6.0% carboxylic acid; or c) from about 0.1% to about 1.0% amine content and from about 0.3% to about 3.0% carboxylic acid. 2. The composition of claim 1, wherein said benefit agent comprises a material selected from the group consisting of perfumes; brighteners; insect repellants; silicones; waxes; flavors; vitamins; fabric softening agents; skin care agents; enzymes; probiotics; dye polymer conjugate; dye clay conjugate; perfume delivery system; sensates; attractants; anti-bacterial agents; dyes; pigments; bleaches; and mixtures thereof. 3. A composition according to claim 2, wherein said perfume comprises from about 2% to about 80% of a perfume raw material with a ClogP less than 3.5. 4. A process of making a consumer product, said process comprising combining an adjunct ingredient and, based on total composition weight, from about 0.1% to about 50% particles, each of said particles independently having a particle size of from about 2 microns to about 80 microns, each particle comprising: a) a core that comprises, based on total particle weight, from about 6% to about 95%, of a benefit agent and from about 5% to about 94%, of a partitioning modifier comprising an oil soluble material that has a ClogP greater than about 4; andb) a shell that encapsulates said core, said shell comprising, based on total shell weight, from about 50% to about 100% of a polyacrylate; wherein said benefit agent and said partitioning modifier are different materials; wherein said partitioning modifier is selected from the group consisting of isopropryl myristate; and wherein said polyacrylate comprises a polyacrylate random copolymer, said polyacrylate random copolymer comprising, based on total polyacrylate weight: a) from about 0.2% to about 2.0% amine content; b) from about 0.6% to about 6.0% carboxylic acid; or c) from about 0.1% to about 1.0% amine content and from about 0.3% to about 3.0% carboxylic acid. 5. A process of making a composition according to claim 4 wherein said particles are contained in a slurry that is combined with said adjunct ingredient. 6. A process of making a composition according to claim 4 wherein said particles are contained in an agglomerate that is combined with said adjunct ingredient. 7. A process of making a composition according to claim 6 wherein said agglomerate comprises materials selected from the group consisting of silicas, citric acid, sodium carbonate, sodium sulfate, sodium chloride, and binders such as sodium silicates, modified celluloses, polyethylene glycols, polyacrylates, polyacrylic acids, zeolites, and mixtures thereof. 8. The composition of claim 1, wherein said particles have a cationic charge at a pH range from about 2 to about 10. 9. A composition according to claim 1, wherein at least 75% of said particles have a fracture strength of from about 0.2 MPa to about 30 MPa. 10. The process of claim 4, wherein the benefit agent comprises a perfume raw material with a ClogP from about 0.5 to about 3. 11. A composition comprising an adjunct ingredient and, based on total composition weight, from about 0.1% to about 50%, particles, each of said particles independently having a particle size of from about 2 microns to about 80 microns, and each particle comprising: a) a core that comprises, based on total particle weight, from about 6% to about 99.9% of a benefit agent with a ClogP from about 0.5 to about 3 and from about 0.1% to about 94% of a partitioning modifier selected from the group consisting of isopropyl myristate; andb) a shell that encapsulates said core, said shell comprising, based on total shell weight, from about 50% to about 100% a polyacrylate comprising a polyacrylate random copolymer comprising, based on total polyacrylate weight: i.) from about 0.2% to about 2.0% amine content;ii.) from about 0.6% to about 6.0% carboxylic acid; oriii.) from about 0.1% to about 1.0% amine content and from about 0.3% to about 3.0% carboxylic acid; wherein said composition is a consumer product.
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