Microcapsules
AssigneeBASF SE
InventorsEwelina BURAKOWSKA-MEISE, Valeria BEM, Roland Hinrich STAFF, Brigitte LINDEMANN, Helmut WITTELER
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Abstract
The present invention relates to microcapsules comprising a capsule core and a capsule shell wherein the capsule shell comprises a core surrounding layer of a polyvinyl alcohol and an adjacent layer of a polyoxazoline, a process of their production and their use.
Claims18
-17. (canceled)
A microcapsule comprising a capsule core and a capsule shell wherein the capsule shell comprises a core surrounding layer of a polyvinyl alcohol and an adjacent layer of a polyoxazoline.
A process for producing microcapsules with a capsule wall and a capsule core, comprising the process steps:
- a) preparing an oil-in-water emulsion with a disperse phase which comprises the core material and an aqueous continuous phase and an polyvinyl alcohol and
- b) subsequently adding one or more polyoxazoline.
Dependencies are inferred from the claim text.