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US 2025/0049100 A1Published application
Sustained-release menthol and method of preparing the same
AssigneeKt&G Corporation
InventorsEun Mi JEOUNG, Mi Jeong Lee
Life of this patent
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Abstract
A method of preparing sustained-release menthol is provided. The method includes step S1 of melting menthol, step S2 of preparing a liquid mixture by mixing the molten menthol and glycerin, and step S3 of preparing a solid dispersion by stirring the liquid mixture, wherein in step S2, an amount of the molten menthol is greater than an amount of the glycerin.
Claims10
A method of preparing sustained-release menthol, the method comprising:
- step S1 of melting menthol;
- step S2 of preparing a liquid mixture by mixing the molten menthol and glycerin;
- and
- step S3 of preparing a solid dispersion by stirring the liquid mixture,
- wherein, in step S2, an amount of the molten menthol is greater than an amount of the glycerin.
2 more elements
Sustained-release menthol comprising:
- a solid dispersion comprising menthol, and glycerin,
- wherein the solid dispersion is obtained by uniformly dispersing the menthol in the glycerin, and
- wherein an amount of the menthol is greater than an amount of the glycerin.
A smoking article comprising:
- a medium portion;
- a filter portion;
- and
- a wrapper,
- wherein at least one selected from a group consisting of the medium portion, the filter portion, and the wrapper comprises sustained-release menthol,
- wherein the sustained-release menthol comprises a solid dispersion comprising menthol, and glycerin,
- wherein the solid dispersion is obtained by uniformly dispersing the menthol in the glycerin, and
- wherein an amount of the menthol is greater than an amount of the glycerin.
5 more elements
Dependencies are inferred from the claim text.