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US 12,324,452 B2Granted
Delivery systems and methods of preparing the same
AssigneeInternational Flavors & Fragrances Inc.
InventorsLewis Michael Popplewell, Franklin Pringgosusanto, Lulu Henson
Life of this patent
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Abstract
Methods of preparing a delivery system are described. Each method uses a first and second printing materials. The second printing material contains an active material such as a fragrance, flavor, malodor counteracting agent, and mixture thereof.
Claims3
A method of preparing a delivery system, the method comprising:
- (a) providing a first film,
- (b) depositing an active material to one or more predetermined areas on the first film with a printer head,
- (c) covering the active material and the first film with a second film,
- (d) bonding the first and second films thereby sealing the active material between the first and second films to obtain the delivery system,
- wherein each of the first and second films has a thickness of 10 to 100 micrometers, the active material, as a powder or oil, is a flavor, fragrance, malodor counteracting agent, or combination thereof, and
- wherein the printer head deposits between a microgram and milligram of the active material at the one or more predetermined areas on the first film.
3 more elements
Dependencies are inferred from the claim text.