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US 2023/0399579 A1Published application
Biodegradable fragrance and/or flavor-loaded microcapsules
OwnerCuie YAN, Sangryoung KIMinventors
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Abstract
This disclosure provides fragrance and/or flavor oil-loaded biodegradable microcapsules for use in food, beverage, cosmetical, personal care and household products. The disclosure also provides methods of making fragrance and/or flavor oil-loaded biodegradable microcapsules.
Claims34
A biodegradable microcapsule comprising:
- (a) an emulsion or agglomeration of primary microcapsules, wherein the primary microcapsules comprise an inner core and a primary shell surrounding the inner core;
- and
- (b) an outer shell surrounding the emulsion or agglomeration of primary microcapsules,
- wherein:
- (i) the inner core comprises a fragrance and/or flavor oil;
- (ii) the primary shell comprises one or more food grade wall materials;
- and
- (iii) the outer shell is produced by spray drying the emulsion or agglomeration.
5 more elements
-6. (canceled)
An emulsion comprising a fragrance and/or flavor oil, one or more food grade wall materials, and water.
-16. (canceled)
-23. (canceled)
A biodegradable microcapsule comprising:
- (a) an emulsion or agglomeration of primary microcapsules, wherein the primary microcapsules comprise an inner core and a primary shell surrounding the inner core;
- and wherein:
- (i) the inner core comprises a fragrance and/or flavor oil;
- and
- (ii) the primary shell comprises one or more food grade wall materials;
- wherein the biodegradable microcapsule is produced by spray drying the emulsion or agglomeration to provide a dry powder comprising the microcapsule.
3 more elements
A biodegradable microcapsule comprising:
- (a) an emulsion or agglomeration of primary microcapsules, wherein the primary microcapsules comprise an inner core and a primary shell surrounding the inner core;
- and
- (b) an outer shell surrounding the agglomeration of primary microcapsules, wherein:
- (i) the inner core comprises a fragrance and/or flavor oil;
- (ii) the primary shell comprises one or more food grade wall materials;
- and
- (iii) the outer shell comprises one or more food grade wall materials,
- produced by adjusting the pH, temperature, concentration, or mixing speed, or combination thereof, of the emulsion or agglomeration to form a coacervate slurry;
- and spray drying the coacervate slurry to provide a powder comprising the microcapsule.
6 more elements
-31. (canceled)
Dependencies are inferred from the claim text.