Company News, Patents

Wax Encapsulation Process

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By: TOM BRANNA

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• US Patent No. 8,357,318 B2; Givaudan S.A., Vemier, Switzerland, has patented a preparation process for microcapsules comprising a shell and a core that comprises a waxy solid. It is comprised of dispersing particles of waxy solid material in a water-immiscible liquid in which the waxy solid material is insoluble; emulsifying the resulting dispersion into an aqueous solution of a capsule wall-forming material to form an emulsion of droplets; forming a coating of the capsule wall-forming materia...

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