Methods of applying flavors to chewing gums and other edible substrates

By combining flavoring agents, polar solvents and binders into a printable slurry, printing on the surface of the chewing gum, and instant release of flavoring is achieved using amphiphilic polymers, the problems of delayed and high cost of chewing gum flavor release are solved, and efficient and beautiful flavor delivery is achieved.

CN119679034APending Publication Date: 2025-03-25INTERNATIONAL FLAVORS & FRAGRANCES INC
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Patent Information

Application Number
CN202411895762.2
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Priority Date
2014-06-12
Filing Date
2015-06-11
Publication Date
2025-03-25

AI Technical Summary

Technical Problem

Existing gums have delayed flavor release in the early stages of chewing, and to compensate for the capture of flavored oil, a large amount of flavored oil is required, resulting in increased costs.

Method used

By combining the flavoring agent, polar solvent and binder into a printable slurry, printed on the surface of the chewing gum, the flavoring agent is gradually released upon contact with the saliva using an amphiphilic polymer.

Benefits of technology

Realize the immediacy of gum flavor release, reduces dependence on the amount of flavored oil, reduces product costs, and increases aesthetic value.

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Abstract

The present invention relates to methods of applying flavors to chewing gums and other edible substrates. In particular, disclosed herein are methods of disposing compositions (e.g., flavoring compositions) on the surface of one or more substrates, particularly edible substrates, such as chewing gums. Also disclosed herein are substrates, such as chewing gums, having the compositions and / or flavors disposed thereon.
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Description

[0001] This application is a divisional application of the application with international application date of June 11, 2015, international application number PCT / US2015 / 035410, which entered the Chinese national phase on February 10, 2017, application number 201580043039.4, and invention name "Methods for applying flavoring agents to chewing gum and other edible substrates".

[0002] Related Applications

[0003] This application claims the benefit of U.S. Provisional Application Serial No. 62 / 011,027, filed June 11, 2014, the entire teachings of which are incorporated herein by reference. Background Art

[0004] It is widely accepted in the food industry that chewing gum generally has significantly more flavoring oil incorporated therein than is necessary to provide a satisfactory flavor profile relative to other edible substrates. The reason for this is that up to 60% of the flavoring oil incorporated in the chewing gum base remains trapped within the gum base matrix, present as dispersed droplets of oil that resist release during chewing. This is generally perceived by the user as a delay in flavor release and little or no flavor when the gum is first placed in the mouth and chewed, or as a significant loss of flavor within a relatively short period of time.

[0005] In order to eliminate this release delay and promote prolonged flavor delivery, up to twice the necessary amount of flavoring is typically added to most gum bases to compensate for the loss of trapped flavor components. This causes a negative economic impact on product cost because the amount of the most expensive ingredient, typically flavoring oil, must be more than doubled to obtain an acceptable flavor profile, resulting in unnecessary expense.

[0006] There is a need for a means of effectively and conveniently delivering flavorings and other sensory modifiers or ingredients beyond the means of simply incorporating them into a gum base. Specifically, there is a need for a method of configuring or otherwise incorporating flavorings into an edible substrate such as chewing gum in a convenient and cost-effective manner. Summary of the invention

[0007] Disclosed herein are novel methods for delivering or disposing one or more compositions (e.g., flavoring compositions) on the surface of a substrate (e.g., an edible substrate). These methods can be used to conveniently apply, print, or otherwise dispose, for example, one or more flavoring agents on an edible substrate, thereby providing a flavor profile to the substrate.

[0008] In some cases, provided herein are methods of disposing a composition (e.g., a flavoring composition) on a substrate surface, the methods comprising the step of printing the composition on the substrate surface, wherein the substrate comprises an edible substrate (e.g., chewing gum), and wherein the composition comprises one or more flavoring agents. In certain embodiments, the one or more flavoring agents are in the form of an oil (e.g., an encapsulated volatile oil).

[0009] According to certain aspects of the present invention, the composition disposed (e.g., printed) on the substrate may be provided in the form of a slurry. In some cases, the slurry comprises one or more polar solvents. For example, the one or more polar solvents may be selected from water, ethanol, ethyl acetate, propylene glycol, and combinations thereof. In certain embodiments, the one or more polar solvents are not water.

[0010] In some embodiments, the composition configured on the substrate also includes a binder. In some cases, the binder includes one or more excipients, such as one or more excipients selected from citric acid, mannitol, calcium stearate, sucralose, polyvinyl acetate, vinyl pyrrolidone-vinyl acetate copolymer, hydroxypropyl cellulose, Klucel, Kollidon VA64 and combinations thereof. In some embodiments, the binder includes an amphiphilic polymer. In some embodiments, the binder is water-soluble. In some embodiments, the binder is merged (e.g., mixed or blended) with the one or more polar solvents to form the composition. In some embodiments, the binder is merged with one or more flavorings and prepared into a dry blend.

[0011] In certain embodiments, the compositions disclosed herein can be used to implement or promote the delivery or configuration of one or more flavoring agents on the surface of the substrate disclosed herein. Therefore, in some cases, the composition comprises one or more flavoring agents (e.g., one or more flavoring agents in the form of oils). In addition, in some cases, the composition further comprises one or more coloring agents (e.g., FD&C Green Lake or FD&C Yellow #6).

[0012] The methods disclosed herein can be practiced to facilitate the configuration of the composition on many substrates. In certain embodiments, the substrate is an edible substrate, such as a gum strip or sheet. These compositions are preferably configured on the substrate by one or more printing means (e.g., using a printer). In some cases, the printing is non-contact printing. Alternatively, in some cases, the printing is contact printing (e.g., one or more of stencil printing and screen printing). In certain embodiments, the configuration of the composition on the substrate results in a three-dimensional relief layer on the substrate.

[0013] Also disclosed herein is the further configuration of one or more other compounds on the substrate. For example, once the composition is configured on the substrate, one or more other compounds may be configured thereon. In some embodiments, the one or more other compounds are selected from flavoring agents, flavor improvers, pharmaceutical preparations, dentifrice agents, preservatives, and colorants. In some embodiments, the one or more other compounds (e.g., colorants) are configured on the substrate by printing.

[0014] Also disclosed herein is a method of disposing a flavoring composition on a surface of a substrate, the method comprising printing the composition on the surface of the substrate; wherein the substrate comprises an edible substrate; wherein the composition is in the form of a slurry comprising one or more polar solvents, a binder, and a flavoring agent; and wherein the edible substrate comprises chewing gum.

[0015] In some embodiments, the polar solvent is selected from water, ethanol, ethyl acetate, propylene glycol and combinations thereof. In some cases, the polar solvent is not water. In some embodiments, the polar solvent comprises ethanol and ethyl acetate. In some cases, the polar solvent comprises ethanol and propylene glycol. In some cases, the adhesive comprises one or more excipients selected from citric acid, mannitol, calcium stearate, sucralose, polyvinyl acetate, vinylpyrrolidone-vinyl acetate copolymer, hydroxypropyl cellulose, Klucel, Kollidon VA64 and combinations thereof. In some cases, the adhesive comprises citric acid, mannitol, calcium stearate and sucralose. In some embodiments, the adhesive comprises mannitol, sucralose and calcium stearate. In some cases, the adhesive has a particle size less than about 100 μm. In some cases, the adhesive has a particle size between about 30 and about 75 μm.

[0016] In certain embodiments, disposing the composition on the substrate results in a three-dimensional relief layer on the substrate.

[0017] It is also disclosed herein that one or more other compounds are further disposed on the substrate. For example, in some cases, the one or more other compounds are selected from flavoring agents, flavor improvers, pharmaceutical preparations, dentifrice agents, preservatives and colorants. The one or more other compounds can be disposed on the substrate by printing.

[0018] In some cases, the invention disclosed herein relates to a substrate on which a composition has been applied, printed, or otherwise disposed according to the teachings set forth herein. For example, in certain embodiments, an edible substrate (e.g., chewing gum) having one or more flavoring compositions printed or otherwise disposed thereon is disclosed herein.

[0019] The above-discussed and numerous other features and attendant advantages of the present invention will be better understood with reference to the following detailed description of the invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] This patent or application file contains at least one drawing printed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.

[0021] Figure 1 A printing device for printing a composition on the surface of an edible substrate (chewing gum) according to an embodiment of the present invention is shown.

[0022] Figure 2 Shown is an edible substrate (chewing gum) on which a flavoring composition has been printed, according to an embodiment of the present invention.

[0023] Figure 3 Illustrative examples of stencil printing patterns for printing a composition onto a substrate surface according to embodiments of the present invention are provided.

[0024] Figure 4 An illustrative example of a pigmented pattern composition printed on the surface of an edible substrate (gum stick or sheet) according to an embodiment of the present invention is provided.

[0025] Figure 5 An illustrative example of a pigmented pattern composition printed on the surface of an edible substrate (gum stick or sheet) according to an embodiment of the present invention is provided.

[0026] Figure 6 An illustrative example of a pigmented pattern composition printed on the surface of an edible substrate (gum stick or sheet) according to an embodiment of the present invention is provided.

[0027] Figure 7 A pigment pattern composition printed on the surface of an edible substrate (chewing gum stick or sheet) according to an embodiment of the present invention is shown.

[0028] Figure 8 Illustrative examples of pigmented pattern compositions disposed on the surface of an edible substrate (gum stick or sheet) according to embodiments of the present invention are provided.

[0029] Fig. 9 Illustrative examples of pigmented patterned compositions disposed on the surfaces of multiple edible substrates (gum sticks or tablets) are shown in accordance with embodiments of the present invention and demonstrate the color resolution that can be achieved using the compositions and / or methods described herein. DETAILED DESCRIPTION

[0030] The present invention generally relates to a unique, printable, microencapsulated delivery system and composition and to its use in facilitating the delivery of one or more agents such as flavoring agents, drugs, herbs and medicinal or dental preparations to a user. The present invention also relates to methods of preparing or making the compositions and delivery systems of the present invention.

[0031] Disclosed herein is a method of applying or otherwise configuring a composition (e.g., a flavoring composition) on one or more substrates, particularly edible substrates such as chewing gum. Also disclosed herein is a substrate, such as chewing gum, on which a composition and / or flavoring disclosed herein has been applied and / or otherwise configured. The method disclosed herein advantageously prolongs the delivery of flavorings from, for example, chewing gum, using less flavorings than conventional flavorings added to chewing gum bases. In some cases, the invention disclosed herein is applicable to promoting the configuration of a large number of compositions on many substrates and edible substrates, including, for example, chewing gum.

[0032] Unlike most confectionery products that are completely dissolved in the mouth or otherwise completely consumed, chewing gum is chewed in the mouth for a period of time until the flavoring component seems to be exhausted, at which point the gum is usually spit out. After being placed in the user's mouth, the dry chewing gum strip must first be moistened with saliva to trigger the release of the flavoring component. Unfortunately, this causes a significant delay in the flavor sensation because the first few chews are essentially tasteless until some flavoring oil is released. In order to compensate for this inefficiency, chewing gum manufacturers add almost double the amount of flavoring oil to the gum base compared to the amount required when the flavoring agent is efficiently delivered.

[0033] The methods disclosed herein address these concerns in a manner that is not only cost-effective and efficient, but also adds aesthetic value to the resulting product. In some cases, the methods disclosed herein include the step of applying, printing, or otherwise disposing a composition (e.g., a flavoring composition) on a surface of a substrate (e.g., an edible substrate such as a chewing gum tablet or stick). The composition to be applied, printed, or otherwise disposed on the substrate comprises one or more flavoring agents, one or more binders, and one or more solvents.

[0034] Such compositions can be prepared by reducing all components of the composition or adhesive to dry, free-flowing powders. In some cases, the composition (e.g., flavoring composition) can be prepared as a mixture of a sweetener, an acid (e.g., citric acid to provide sourness), an encapsulated flavoring oil (including fruit, mint, and other suitable oils), and other flavor modifiers, enhancers, or preservatives in a dry powder form. In some cases, this "dry blend" that may be significantly hygroscopic and undergo hydration and rapid deterioration must be protected from the environment in order to obtain an acceptable shelf life and maintain the desired flavor profile. Therefore, in some cases, the dry blend must be further encapsulated with a protective medium, in this case a copolymer dissolved in a solvent, which also allows the material to be printed in a manner similar to ink or coating. In addition, the above-mentioned copolymer must be amphiphilic so that the dry blend and composition are applied to the substrate. Specifically, the solvent medium to which the dry blend is added will contain water-soluble components. Therefore, a solvent other than water must be used in conjunction with the copolymer to avoid premature dissolution of flavor-related components during application. For example, one or more polymers or copolymers can be dissolved in polar solvents to produce film-forming solutions. Because the described ingredients relevant to flavor, including the external phase encapsulation material for protecting flavor oils are only soluble in water, they are easily and conveniently integrated in polymer-polar solvent solutions without any deterioration or dissolution. This has produced a composition or composite material composition that can be printed in the form of slurry, which can be applied, printed or otherwise configured on the edible substrate surface, wherein the polar solvent is evaporated subsequently, leaving the dry blend component of the composition firmly attached to the substrate and encapsulated in the film of the polymer or copolymer. Because the polymer or copolymer is amphiphilic, after contacting with water or saliva, the polymer dissolves along with the dry blend component, and the printed composition is delivered as a whole in the user's mouth. This type of flavor release is instant, and solves the delay of the flavor sensation experienced when using conventional chewing gum. In addition, contrary to being irrevocably captured in the gum base, all flavoring compounds are released in the user's mouth, thus eliminating the need to add more flavor oils to compensate for losses.

[0035] In some cases, it may be necessary to crush one or more components of the adhesive to a specific particle size (e.g., less than about 100 μm). In some cases, the liquid component of the composition, such as flavoring oil, can be converted into powder by several methods, the most conventional method being to utilize spray drying for encapsulation. This also applies to any other ingredients or active substances that are usually present in liquid form. Similar to coatings or inks, the powdered excipients that form the composition can be uniformly mixed and introduced into a liquid carrier or solvent subsequently. In some cases, this carrier or solvent comprising an edible film-forming polymer is amphiphilic and is not particularly hygroscopic at the same time. That is, it must be soluble in a variety of different solvents, one of which may be water and the other a protic or aprotic polar solvent.

[0036] In view of the fact that the vehicle that comprises the tackiness agent can all be dissolved in water (comprising the external phase of the oil of the encapsulation), the carrier-adhesive matrix must therefore use a solvent outside the water, so that the composition is not prematurely dissolved during application. Therefore, in some cases, the solvent is not water. After the vehicle that will comprise the tackiness agent is fully integrated in the solvent to form a composition that is suitable for particle diameter as a whole, the composition can be applied or otherwise configured (for example, printed) on the substrate by any conventional method such as silk screen printing, stencil printing, gravure printing, etc. In some cases, if the particle diameter is enough little, even non-contact printing such as inkjet printing can be used.

[0037] In some cases, the outer phase of the encapsulated flavoring agent may also be adjusted for extended latent release to provide a longer lasting flavor experience. Depending on the amount or dosage of flavoring agent desired, the printed material may appear as a three-dimensional relief, which is a generally desired aesthetic attribute and can be colored in a variety of different ways, including adding dyes directly to the polymer carrier, coloring the dry blend component, or adding color as a secondary printing operation applied on top of the functional flavoring layer. This dual printing method allows the flavoring material to be applied in the form of a three-dimensional, full-color image or design. Therefore, in some cases, the composition can be configured on the surface of the substrate in a three-dimensional pattern. The relative height of the three-dimensional pattern is directly related to the volume or amount of flavoring agent desired and the available printable surface area. The effect is generally perceived as a desired aesthetic attribute. In some cases, the composition can be colored in a variety of different ways, including but not limited to coloring the ingredients, adding lakes and dyes, coloring of the carrier-binder, or a secondary printing method disclosed later in the description of the preferred embodiment, such as Figure 4-9 as shown in .

[0038] After applying the printed composition to the substrate (e.g., edible chewing gum substrate), the solvent is evaporated, the polymer film binds the ingredients to the surface, and the film-forming properties encapsulate the print as a whole in a protective coating. Since the film former is amphiphilic, it subsequently dissolves along with the other ingredients upon contact with saliva, immediately affecting flavor release. If desired, release can be extended by encapsulating the flavoring component in an external phase material that aids in time, temperature, or pH release.

[0039] It should be understood that the inventions disclosed herein are not limited in their application to the details set forth or exemplified in the description. The present invention encompasses other embodiments and can be practiced or performed in a variety of different ways. In addition, it should also be understood that the phrases and terms used herein are for descriptive purposes and should not be considered as limiting.

[0040] Although certain compositions, methods and assays of the present invention have been specifically described according to certain embodiments, the following examples are intended to illustrate the methods and compositions of the present invention and are not intended to limit them. When used in this specification and claims, references without a specific number should be understood to include plural references unless explicitly indicated otherwise. A claim or description that includes "or" between one or more members of a group is considered to meet the requirements if one, more than one, or all members of the group are present in, used in, or otherwise related to a given product or process, unless otherwise specified or obvious from the context. The present invention includes embodiments in which exactly one member of the group is present in, used in, or otherwise related to a given product or process. The present invention also includes embodiments in which more than one or all members of the group are present in, used in, or otherwise related to a given product or process. In addition, it should be understood that the present invention covers all variations, combinations and permutations in which one or more limitations, elements, clauses, descriptions, etc. from one or more listed claims are introduced into another claim (or, when relevant, any other claim) that is subordinate to the same basic claim, unless otherwise specified or unless it is obvious to a person of ordinary skill in the art that contradictions or inconsistencies will arise. When elements are presented as a list (e.g., in the form of Markush groups or similar formats), it should be understood that each subgroup of the elements is also disclosed, and any element can be removed from the group. It should be understood that, in general, when the present invention or the situation of the present invention is referred to as including specific elements, features, etc., certain embodiments of the present invention or the situation of the present invention are composed of or substantially composed of these elements, features, etc. For the purpose of simplicity, those embodiments are not specifically described in this article with so many sentences in each case. It should also be understood that any embodiment or situation of the present invention can be explicitly excluded from the claims, regardless of whether the specific exclusion is described in this specification. The publications and other reference materials referenced herein for describing the background of the present invention and providing other details related to its practice are incorporated herein by reference.

[0041] Example

[0042] Example 1

[0043] A printable slurry composition is produced which contains a plurality of powdered sweeteners, active ingredients, colorants, flavor modifiers, specialty modifiers, emulsifiers and encapsulated flavorings uniformly integrated in a fluid binder containing a film-forming polymer and a polar processing solvent.

[0044] A dry blend was prepared by combining the following ingredients by weight in a powder blending vessel:

[0045] Large particle sizes produce gritty, difficult to print materials. Therefore, each ingredient is crushed to a size between 30-75 microns to produce a smooth consistency suitable for printing. The flavoring component is a commercially available spray-dried product with a flavoring oil internal phase and a maltodextrin external phase. It can have any desired flavor and can be adjusted to a suitable taste or other organoleptic characteristics.

[0046] Next, prepare the adhesive by dissolving the ingredients indicated below in two polar solvents in a mixing vessel suitable for mixing liquids at low shear forces:

[0047] Next, a slurry is created by combining the dry blend with the binder in a mixing vessel to form a slurry having a smooth consistency and paint-like viscosity. If dilution is required, the viscosity can be varied by adding more or less dry blend to the binder or more binder solution. It must be noted that none of the components of the dry blend are soluble in the binder solution.

[0048] Example 2

[0049] A second printable slurry was produced that contained a variety of powdered sweeteners, active ingredients, colorants, flavor enhancers. First, a dry blend was prepared by combining the following ingredients by weight in a powder blending vessel:

[0050] Large particle sizes produce gritty, difficult to print materials. Therefore, for best results, each ingredient is crushed to a size between 30-75 microns to produce a smooth consistency suitable for printing. The flavor component is a commercially available spray-dried product with an inner phase of flavoring oil and an outer phase of maltodextrin. Menthol is also encapsulated to preserve the volatile oil. This can be any desired mint flavoring and can be adjusted to a suitable taste or other organoleptic characteristics.

[0051] Next, prepare the adhesive by dissolving the following ingredients in two polar solvents in a mixing vessel suitable for mixing liquids at low shear:

[0052] Next, a slurry is created by combining the dry blend with the binder in a mixing vessel to form a slurry having a smooth consistency and paint-like viscosity. If dilution is required, the viscosity can be varied by adding more or less dry blend to the binder or more binder solution. It must be noted that none of the components of the dry blend are soluble in the binder solution.

[0053] Example 3

[0054] Regardless of the formulation, the printing process is essentially the same. After the printable slurry prepared according to the above examples has a suitable consistency, the slurry is transferred to a suitable printing device where it is further processed like a paint or plastisol type ink. In this case, in order to provide a sufficient amount of material and achieve the desired 3-D effect, stencil printing application is most beneficial.

[0055] The printing device in this embodiment is a modified design of a conventional semi-automatic stencil printing machine, which includes a multi-axis platform ( Figure 1 ), the platform has adjustable movement in 4 directions (i.e. X, Y, Z and Theta) to facilitate registration during the printing process. Interlocked to this platform is a removable platen, in the face of which a notch or series of notches are machined to provide a cavity, which is best described as a "negative" of one or more chewing gum pieces, into which the actual chewing gum product will subsequently be placed and held securely in place during printing, as Figure 2 Directly above the platen and positioned in a "laminate" position on a hinged frame is a metal stencil sheet having an image or design stencil cut out by a machine or laser to allow the slurry stencil to be printed onto the gum sheet held in the platen below, as shown in FIG. Figure 3 as shown in .

[0056] A piece of gum of predetermined size is placed in a splice plate or in a single ink station in a held platen. The stencil is lowered into direct contact with the gum and the multi-axis table holding the platen is maneuvered into a registered position, ensuring that the image printed on the stencil is properly aligned on the printing surface. Once positioned, the table is locked in place and a quantity of slurry sufficient for a single printing cycle is placed on a holding area adjacent to the stencil opening. A scraper or other bladed device suitable for spreading slurry over the stencil is then pulled manually or by automatic means, thereby dragging a bead of material vertically over the stencil opening. The hinged stencil frame is then raised in a radial arch away from the operator and the newly printed gum is removed, as shown in FIG. Figure 4 At this point, the newly printed chewing gum or chewing gum sheet, which may be air or machine dried, is ready for packaging.

[0057] The resulting product carries a certain amount of encapsulated flavoring or active ingredient and forms a single or multi-color 3-D image that provides immediate flavor release upon introduction into the mouth and contact with saliva. As further described in Example 4, 3-D printing can incorporate an optional secondary printing operation that will further enhance its appearance with a full-color image or design.

[0058] Example 4

[0059] To provide color in addition to adding dyes or lakes to the slurry medium or coloring the dry blend components, a secondary printing operation can be used to provide color. Such operations are described as "two-stage printing" and consist of a printing operation that follows the primary printing and application of flavoring materials. After the chewing gum has been embossed with the above slurry (preferably a neutral, natural or white color) ( Figure 6 ), a further colour print layer can be applied over it using secondary screen printing or even conventional inkjet printing, as only the pigment is applied at this stage. This is best described as printing the image on top of the 3-D relief produced during the primary printing process. This method allows for extremely high definition, for example photographic images, as well as simple multi-colour graphics. This is different from the case where colour is integrated into the gum or printable slurry ( Figure 6 ), which also reduces the amount of colorant needed to produce the same effect.

[0060] The resulting product is a single chewing gum tablet with a certain amount of encapsulated flavor or active ingredient attached. The attached material forms a single or multi-color 3-D image that provides immediate flavor release after introduction into the mouth and contact with saliva. The dual printing can be used to incorporate an optional secondary printing operation that will further enhance its appearance with a full-color image or design, such as Figure 6-9 as shown in .

[0061] Material:

[0062] Citric acid (anhydrous) was obtained from Jungbunzlauer (product code: CAAN 1560; CAS#: 77-92-9) and ground into a fine powder for use. Mannitol (Pearlitol 50C or Pearlitol 25C) was obtained from Roquette (CAS#: 69-65-8) and the agglomerates were broken into powder for use. Sucralose (Splenda; CAS#: 56038-13-2) was ground into a fine powder for use. Calcium stearate was obtained from Peter Greven (product code: Ligamed CPR-2-K; CAS#: 1592-23-0). FD&Cyellow #6 high aluminum lake dye (36-42%) was obtained from IFC (CAS#: 2783-94-0). Tropical fruit flavoring was obtained from TAKASAGO (formulation number: TAK-031944). USP grade 200 proof ethanol (anhydrous) was obtained from Dawn Scientific (Main catalog number: 111000200; CAS#: 64-17-5). USP grade ethyl acetate (anhydrous) was obtained from Dawn Scientific (Main catalog number: 330000000; CAS#: 141-78-6). Hydroxypropyl cellulose (KLUCEL EFPharm) was obtained from Ashland Inc. (CAS#: 9000-64-2). Food grade polyvinyl acetate (B-30, anhydrous) (CAS#: 9003-20-7). FD&C dark green lake salt was obtained from IFC (Product number: DB 302). Spearmint flavor was obtained from TAKASAGO (Formulation number: TAK-052987). Anhydrous food grade menthol (MultiSal Menthol) with 31.1% active loading was obtained from Salvona (CN #: 9131). USP grade propylene glycol (anhydrous) was obtained from CLP chemicals (CAS#: 57-55-6). Kollidon (VA-64) was obtained from BASF Corporation (vinyl pyrrolidone-vinyl acetate copolymer, CAS#: 25086-89-9).

Claims

1. A method of disposing a composition on the surface of an edible substrate, the method comprising printing the composition on the surface of the substrate; wherein the composition is in the form of a slurry and comprises a dry blend, one or more polar solvents and one or more film-forming amphiphilic polymers or copolymers dissolved in the one or more polar solvents, wherein the dry blend comprises one or more flavoring agents and is dispersed in the one or more polar solvents, and wherein none of the components of the dry blend are soluble in the one or more polar solvents.

2. The method of claim 1, wherein the one or more flavoring agents are in the form of an encapsulated oil.

3. The method of claim 1, wherein the one or more polar solvents are selected from the group consisting of water, ethanol, ethyl acetate, propylene glycol, and combinations thereof.

4. The method of claim 3, wherein the one or more polar solvents is not water.

5. The method of claim 3, wherein the polar solvent comprises ethanol and ethyl acetate.

6. The method of claim 3, wherein the polar solvent comprises ethanol and propylene glycol.

7. The method of claim 1, wherein the composition further comprises one or more colorants.

8. The method of claim 1 wherein the edible substrate comprises chewing gum.

9. The method of claim 1, wherein the printing is non-contact printing.

10. The method of claim 1, wherein the printing is contact printing.

11. The method of claim 10, wherein the contact printing is selected from the group consisting of stencil printing and screen printing.

12. The method of claim 1, wherein disposing the composition on the surface of the substrate results in a three-dimensional relief layer on the substrate.

13. The method of claim 1, further comprising disposing one or more additional compounds on the substrate.

14. The method of claim 13, wherein the one or more other compounds are selected from the group consisting of flavoring agents, flavor improvers, pharmaceutical agents, dentifrices, preservatives, and colorants.

15. The method of claim 14, wherein the one or more other compounds are disposed on the substrate by printing.

16. The method of claim 1, wherein the composition further comprises one or more excipients selected from the group consisting of citric acid, mannitol, calcium stearate, sucralose, and combinations thereof.

17. The method of claim 1, wherein the one or more film-forming amphiphilic polymers or copolymers are selected from the group consisting of polyvinyl acetate, vinyl pyrrolidone-vinyl acetate copolymers, hydroxypropyl cellulose, and combinations thereof.

18. A substrate having a composition disposed thereon, said substrate being prepared according to the method of claims 1-17.