Carrier system for fragrances
AssigneeBASF SE
InventorsMatthias Laubender, Ouidad Benlahmar, Roland Ettl
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Abstract
The present invention relates to a carrier system for fragrances, to the production thereof and to the use of the carrier system in various fields of industry.
Claims15
-15. (canceled)
A microcapsule comprising a core a) which comprises a fragrance or odorant, and a shell b), b) being obtainable by polymerizing one or more C1-C24-alkyl ester(s) of acrylic acid or methacrylic acid and one or more compound selected from the group consisting of:
- MAA, the MAA being present in the shell in an amount of 20 to 60% by mass,
- BDA2 in an amount of 10 to 50% by mass,
- PETIA in an amount of 10 to 50% by mass, and
- EDGMA in an amount of 10 to 50% by mass,
- wherein the total amount of BDA2, PETIA and EDGMA in the shell is at least 30% by mass.
A microcapsule comprising a core a) which comprises a fragrance or odorant, and a shell b), b) being obtainable by polymerizing one or more C1-C24-alkyl ester(s) of acrylic acid or methacrylic acid and the microcapsule having an evaporation rate, measured by the “evaporation rate test”, of less than 10% by mass.
The article according to claim 29, wherein the microcapsule is on the surface of the article.
Dependencies are inferred from the claim text.