Disclosed are encapsulated perfume compositions showing improved balance between storage stability in consumer products and perfume diffusivity from intact microcapsules deposited on substrates (so-called pre-rub performance), the compositions comprising a combination of long chain aldehydes having
Disclosed are encapsulated perfume compositions showing improved balance between storage stability in consumer products and perfume diffusivity from intact microcapsules deposited on substrates (so-called pre-rub performance), the compositions comprising a combination of long chain aldehydes having 10 carbon atoms or more and/or tertiary alcohols having 10 carbon atoms or more, in combination with blooming perfume ingredients.
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1. (canceled) 2. (canceled) 3. (canceled) 4. (canceled) 5. (canceled) 6. (canceled) 7. (canceled) 8. (canceled) 9. (canceled) 10. (canceled) 11. (canceled) 12. (canceled) 13. A method of preparing an encapsulated perfume composition comprising a plurality of core-shell microcapsules, the method comp
1. (canceled) 2. (canceled) 3. (canceled) 4. (canceled) 5. (canceled) 6. (canceled) 7. (canceled) 8. (canceled) 9. (canceled) 10. (canceled) 11. (canceled) 12. (canceled) 13. A method of preparing an encapsulated perfume composition comprising a plurality of core-shell microcapsules, the method comprising the steps of: forming a perfume composition by mixing GROUP B blooming perfume ingredients with GROUP A perfume ingredients; and,encapsulating said perfume composition within the microcapsules; wherein: a. the microcapsule shell comprises an aminoplast resin which has a calculated shell thickness lower than 0.5 μm; andb. the perfume composition which is encapsulated within the microcapsules comprises: i. from 5 to 30% by weight of GROUP A perfume ingredients being one or more perfume ingredients selected from the group consisting of: long chain aldehydes having at least 11 carbon atoms; and, tertiary alcohols having at least 10 carbon atoms; and,ii. from 5 to 25% by weight of GROUP B blooming perfume ingredients being one or more perfume ingredients selected from the group consisting of: hexanal; heptanal; 2-(2-mercaptopropan-2-yl)-5-methylcyclohexanone; (E)-1-(2,6,6-trimethylcyclohexa-1,3-dien-1-yl)but-2-en-1-one; (E)-1-(2,6,6-trimethylcyclohex-3-en-1-yl)but-2-en-1-one; (E)-dec-4-enal; 1-methoxy-4-propylbenzene; ethyl butanoate; ethyl hexanoate; ethyl 2-methylpropionate; ethyl 3-methylbutanoate; ethyl 2-methylbutanoate; ethyl 2,6,6-trimethylcyclohexa-1,3-diene-1-carboxylate; (1s,4s)-1,3,3-trimethyl-2-oxabicyclo[2.2.2]octane; methyl oct-2-ynoate; 2-methoxyphenol; ethyl 2-methylpentanoate; 2,6-dimethylhept-5-enal; methyl 2-hydroxy-5-methylbenzoate; methyl 2-methylbutanoate; (2E,6Z)-nona-2,6-dienal; (2E,6Z)-nona-2,6-dien-1-ol; (Z)-non-6-enal; 2-phenyl-ethanal; (2E,5E)-5,6,7-trimethylocta-2,5-dien-4-one; 4-methyl-2-(2-m ethylprop-1-en-1-yl)tetrahydro-2H-pyran; 2,6,6-trimethylcyclohexa-1,3-dienecarbaldehyde; 4-vinylcyclohex-1-enecarbaldehyde; 4-methylbenzaldehyde; 2-ethoxy-4-methylphenol; (3E,5Z)-undeca-1,3,5-triene; (2E,6Z)-nona-2,6-dienenitrile; and ethyl cyclohexanecarboxylate; and wherein, in the encapsulated perfume composition, the GROUP A perfume ingredients and the GROUP B blooming perfume ingredients are present in the relative concentration ranges such that: when the level of GROUP A perfume ingredients is from 5 to 10 wt %, then the level of GROUP B blooming perfume ingredients is from 10 to 25 wt %;when the level of GROUP A perfume ingredients is from 10 and 30 wt %, then the level of GROUP B blooming perfume ingredients is from 5 to 25 wt %;when the level of GROUP B blooming perfume ingredients is from 5 to 10 wt %, then the level of GROUP A perfume ingredients is between 10 and 30 wt %; and,when the level of GROUP B blooming perfume ingredients is between 10 and 25 wt %, then the level of GROUP A perfume ingredients is from 5 to 30 wt %; and further wherein the core-shell microcapsules are dispersed in an aqueous dispersing medium in a form of a slurry, and wherein the slurry is stable and pourable. 14. The method according to claim 13, wherein the at least one GROUP A perfume ingredient is selected from the group consisting of: decanal, undecanal, 2-methylundecanal, dodecanal, tridecanal, tetradecanal, 3,7-dimethylocta-1,6-dien-3-ol, (E)-3,7-dimethylnona-1,6-dien-3-ol, 3,7-dimethyloctan-3-ol, 2,6-dimethyloct-7-en-2-ol, 2,6-dimethyloctan-2-ol, and (E)-4-methyldec-3-en-5-ol. 15. An encapsulated perfume composition prepared according to the method of claim 1. 16. A consumer product comprising an encapsulated perfume composition according to claim 15. 17. A consumer product according to claim 16, which is a rinse-off home care or is a personal care product. 18. A rinse-off product according to claim 17, which is a cleaning product selected from the group consisting of: a detergent, a shampoo, a soap or a cleansing composition. 19. A rinse-off product according to claim 17, which is a fabric care conditioner or is a hair care conditioner. 20. A consumer product according to claim 16, which is a leave-on personal care product. 21. A leave-on product according to claim 20 which is a deodorant product. 22. A leave on product according to claim 10 which is an anti-perspirant product.
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