WO1994016574A1 - Chewing-gum contenant du lactitol - Google Patents

Chewing-gum contenant du lactitol Download PDF

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Publication number
WO1994016574A1
WO1994016574A1 PCT/US1992/011195 US9211195W WO9416574A1 WO 1994016574 A1 WO1994016574 A1 WO 1994016574A1 US 9211195 W US9211195 W US 9211195W WO 9416574 A1 WO9416574 A1 WO 9416574A1
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WO
WIPO (PCT)
Prior art keywords
lactitol
gum
chewing gum
syrup
sugar
Prior art date
Application number
PCT/US1992/011195
Other languages
English (en)
Inventor
Robert J. Yatka
Lindell C. Richey
Marc A. Meyers
Original Assignee
Yatka Robert J
Richey Lindell C
Meyers Marc A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yatka Robert J, Richey Lindell C, Meyers Marc A filed Critical Yatka Robert J
Priority to PCT/US1992/011195 priority Critical patent/WO1994016574A1/fr
Publication of WO1994016574A1 publication Critical patent/WO1994016574A1/fr

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Classifications

    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G4/00Chewing gum
    • A23G4/06Chewing gum characterised by the composition containing organic or inorganic compounds
    • A23G4/10Chewing gum characterised by the composition containing organic or inorganic compounds characterised by the carbohydrates used, e.g. polysaccharides
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G4/00Chewing gum
    • A23G4/02Apparatus specially adapted for manufacture or treatment of chewing gum
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G4/00Chewing gum
    • A23G4/06Chewing gum characterised by the composition containing organic or inorganic compounds
    • A23G4/08Chewing gum characterised by the composition containing organic or inorganic compounds of the chewing gum base

Definitions

  • the present invention relates to improved compositions of chewing gum. More particularly, the invention relates to improving chewing gum by the use of specific bulking agents in sugar and non-sugar chew ⁇ ing gum products to give improved texture, moisture absorption properties, and improved shelf life proper ⁇ ties.
  • the improved chewing gum compositions may also be used in a variety of chewing gum products, such as confectionery coated chewing gum products.
  • Non-sugar or sugar-free chewing gum which is growing in popularity, uses sugar alcohols or polyols to re ⁇ place sugar and sugar syrups.
  • the most popular polyols are sorbitol, mannitol and xylitol.
  • New polyols are being developed using new technology to replace these polyols.
  • New polyols have various unique properties which can improve the taste, texture and shelf life properties of chewing gum for consumers.
  • the non-sugar polyols have the advantage of not contributing to dental caries of consumers, as well as being able to be consumed by diabetics.
  • lactitol One such polyol bulking agent is called lactitol.
  • This polyol bulking agent or bulk sweetener is not approved for use in human food products or in chewing gum in the U.S.
  • a GRAS affirmation petition for lactitol as a human food ingredient is currently being prepared. Lactitol does not contribute to dental caries, and does not significantly contribute to calories. Thus, this ingredient's use in chewing gum could be a definite improvement.
  • a method for producing lactitol and its use as a non-caloric sweetener and bulking agent is disclosed in UK Patent No. 1,253,300 and U.S. Patent No. 3,973,050.
  • a novel lactitol monohydrate is disclosed in Japanese Patent Disclosure No. 90-196794.
  • lactitol in a hard candy is dis ⁇ closed in PCT Publication No. 91/07100.
  • lactitol in chewing gum and in a coating for a chewing gum product is disclosed in product brochures and application information from a lactitol manufacturer, CCA Biochem of the Netherlands.
  • the present invention is a method of produc ⁇ ing chewing gum with a new bulk sweetener, specifically lactitol, as well as the chewing gum so produced.
  • the bulk sweetener may be added to sucrose-type gum formulations, replacing a small or large quantity of sucrose.
  • the formulation may be a low- or high- moisture formulation containing low or high amounts of moisture-containing syrup.
  • the bulk sweetener, lactitol may also be used in low- or non-sugar gum formulations replacing sorbitol, mannitol, or other polyols.
  • Non-sugar formulations may include low- or high-moisture, sugar-free chewing gums.
  • the bulk sweetener, lactitol may be combined with other bulk sweeteners for use in chewing gum, including but not limited to sucrose, dextrose, fructose, maltose, maltodextrin and xylose, as well as sugar alcohols including but not limited to sorbitol, mannitol, xylitol, maltitol, palatinit, and Lycasin brand hydrogenated starch hydrolyzate.
  • the bulk sweetener, lactitol may be combined in the gum formulation or co-dried or blended with the other bulk sweeteners prior to use in the gum formulation.
  • Co-drying may be done by various methods of spray drying, fluid bed coating, coacervation and other granulating or agglomerating techniques.
  • the bulk sweetener, lactitol may also be combined with high- intensity sweeteners including, but not limited to, thaumatin, aspartame, acesulfame K, sodium saccharin, glycyrrhizin, alitame, cyclamate, stevioside, sucralose and dihydrochalcones.
  • lactitol when used according to the present invention, gives chewing gum an improved texture, an improved shelf life and a unique flavor/ sweetness quality. Even though lactitol has some properties like sucrose, it is not cariogenic, and does not significantly contribute to calories, giving a highly consumer-acceptable chewing gum product.
  • Lactitol material is obtained by hydrogenation of lactose.
  • Lactose is a disaccharide, commonly called milk sugar, and is obtained from milk.
  • Lactose is composed of a galactose unit and a glucose unit joined at the No. 1 carbon of galactose and No. 4 carbon of glucose. When lactose is hydrogenated, the glucose moiety is modified.
  • Lactitol may be a monohydrate or dihydrate, but is available as a dihydrate from CCA Biochem b.v. of the Netherlands as a product with the tradename LACTY®. It j_ s available in the U.S. from Purac, Inc. of Arlington Heights, IL. Lactitol is a polyol that has a sweetness level of about 30-40% of that of sucrose, and is available as a powder, has good storage stability, and has a melting point of about 70-80°C. A syrup may be formed at concentrations below 58%, the maximum solubility of lactitol at room temperature. At high temperatures, higher concentrations may be used, but lactitol does crystallize readily.
  • Lactitol may be added to chewing gum in its solid or syrup form. Lactitol may be used in chewing gum as a texture and flavor modifier, bulking agent, and may improve texture, flavor and shelf life properties. Lactitol may replace solids like sucrose, dextrose, lactose, sorbitol or mannitol when used in its powder form, or may replace syrups when used in its liquid or syrup form. At levels of about 0.5% to about 25%, lactitol may replace part of the solids in sugar gum or, as a liquid, all or part of the syrup in sugar gum. At higher levels of about 25% to about 90% of the gum formulation, lactitol may replace all of the solids in a chewing gum formulation.
  • Unique chewing gum formulations can be obtained when all bulk sweeteners are replaced with lactitol powder and syrup.
  • the relatively low sweetness intensity allows for use of unique flavor combinations, such as the use of savory and snack flavors.
  • High-intensity sweeteners may be added to increase sweetness to obtain more typical chewing gum formulations.
  • Chewing gum formulations with lactitol high in lactitol solids would be softer and less hygroscopic than sugar-containing gum formulations.
  • Chewing gum formulations with lactitol may contain a very low amount of moisture in the gum formulation, i.e., below about 2%, or may contain a medium amount of moisture, about 2-5%, and may even be a soft gum formulation containing 5% moisture or more.
  • lactitol has properties like sucrose, and since it is a polyol, it may be used in chewing gum formulations containing non-sugar ingredients.
  • Non-sugar ingredients are polyols such as sorbitol, mannitol, xylitol, palatinit (hydrogenated isomaltulose) , maltitol and hydrogenated starch hydrolyzate. These polyols are used in a variety of combinations to develop unique sugarless chewing gum formulations.
  • Lactitol may be used to replace the individual polyols or combinations of polyols. With partial replacement of one or more polyols, lactitol can be used at levels of about 0.5-25%. If lactitol replaces a large amount or most of the polyols, this level may be about 25% to about 90% of the gum formulation.
  • Some sugar-free chewing gum formulations contain high levels of glycerin and are very low in moisture, i.e., less than about 2%. Lactitol, solids or syrup, may replace part or all of the glycerin used in these types of formulations. At higher moisture levels (more than 2%) in sugar-free gum, a liquid sorbitol (70% sorbitol, 30% water) is used. Lactitol solids or lactitol syrup may replace part or all of the sorbitol liquid. Sugar-free syrups like hydrogenated starch hydrolyzate (HSH) , such as Lycasin brand HSH, may also be replaced in part or totally by lactitol solids or syrup. The same product advantages found with hydrogenated starch hydrolyzate syrups, such as improved product shelf life, improved texture and improved aspartame and alitame stability, may also be found with the u ⁇ e of lactitol solids or syrup.
  • HSH hydrogenated starch hydrolyzate
  • Lactitol solids and/or syrup may be used to replace part or all of the HSH/ glycerin blends in chewing gum formulations .
  • Aqueous lactitol solids syrup may also replace HSH in the preblend with glycerin and be co-evaporated with glycerin to obtain a low moisture, non-crystallizable blend.
  • Combinations of lactitol solids/syrup with polyols like sorbitol, maltitol, xylitol and mannitol in aqueous form may also be blended with glycerin and co-evaporated for use in low-moisture, sugar-free gum.
  • lactitol solids/syrup preblended in glycerin and co-evaporated may be used in conventional sugar chewing gum formulations.
  • Lactitol may be combined with sugars like dextrose, sucrose, lactose, maltose, invert sugar, fructose and corn syrup solids to form a liquid mix to be blended with glycerin and co-evaporated.
  • Lactitol solids/syrup may also be mixed with conventional syrup and blended with glycerin and co-evaporated for use in a sugar chewing gum formulation.
  • Lactitol bulk sweetener may be co-dried with a variety of sugars such as sucrose, dextrose, lactose, fructose and corn syrup solid, and used in a sugar- containing gum formulation. Lactitol may also be co- dried with a variety of other polyols, such as sorbitol, mannitol, xylitol, maltitol, palatinit and hydrogenated starch hydrolyzate, and used in a sugar- free gum formulation.
  • sugars such as sucrose, dextrose, lactose, fructose and corn syrup solid
  • Lactitol may also be co- dried with a variety of other polyols, such as sorbitol, mannitol, xylitol, maltitol, palatinit and hydrogenated starch hydrolyzate, and used in a sugar- free gum formulation.
  • Co-drying refers to methods of co-crystallization and co-precipitation of lactitol with sugars and other polyols, as well as co-drying by encapsulation, agglomeration and absorption with other sugars and polyols.
  • Co-drying by encapsulation, agglomeration and absorption can also include the use of encapsulating and agglomerating agents.
  • Lactitol may be mixed with sugars or other polyols prior to being redried by encapsulation or agglomeration, or may be used alone with the encapsulating and agglomerating agents. These agents modify the physical properties of the bulk sweetener and control its release from chewing gum. Since lactitol is highly soluble in water as noted earlier, controlling the release of lactitol modifies the texture and flavor of the chewing gum.
  • the encapsulation techniques here described are standard coating techniques and generally give varying degrees of coating from partial to full coating, depending on the coating composition used in the process.
  • the coating compositions may be susceptible to water permeation to various degrees.
  • compositions that have high organic solubility, good film-forming properties and low water solubility give better delayed release of the bulk sweetener.
  • Such compositions include acrylic polymers and copolymer ⁇ , carboxyvinyl polymer, polya ides, polystyrene, polyvinyl acetate, polyvinyl acetate phthalate, polyvinyl pyrrolidone, and waxes. Although all of these materials are possible for encapsulation of the bulk sweetener, only food-grade material should be considered.
  • Two standard food-grade coating materials that are good film formers but not water- soluble are shellac and Zein.
  • Others which are more water soluble, but good film formers are materials like agar, alginates, a wide range of cellulose derivatives like ethyl cellulose, methyl cellulose, sodium hydroxymethyl cellulose and hydroxypropylmethyl cellulose, dextrin, gelatin, and modified starches. These ingredients, which are generally approved for food use, also give a delayed release when used as an encapsulant.
  • Other encapsulants like acacia or maltodextrin, can also encapsulate lactitol, but may increase the release rate of the bulk sweetener.
  • the amount of coating or encapsulating material on the bulk sweetener also controls the length of time for its release from chewing gum. Generally, the higher the level' of coating, the slower the release of the bulk sweetener during mastication. The release rate is generally not instantaneous, but gradual over an extended period of time.
  • Another method of giving a delayed release of the bulk sweetener is agglomeration of the bulk sweetener with an agglomerating agent which partially coats the bulk sweetener.
  • This method includes the step of mixing the bulk sweetener and agglomerating agent with a small amount of water or solvent. The mixture is prepared in such a way as to have individual wet particles in contact with each other so that a partial coating can be applied. After the water or solvent is removed, the mixture is ground and used as a powdered, coated bulk sweetener.
  • agglomer ⁇ ating agent Materials that can be used as the agglomer ⁇ ating agent are the same as those used in encapsulation mentioned previously. However, since the coating is only a partial encapsulation and the bulk sweetener is water soluble, some agglomerating agents are more effective in delaying the sweetener release than others. Some of the better agglomerating agents are the organic polymers like acrylic polymers and copolymers, polyvinyl acetate, polyvinyl pyrrolidone, waxes, shellac and Zein. Other agglomerating agents are not as effective in giving the bulk sweetener a delayed release as are the polymers, waxes, shellac and Zein, but can be used to give some delayed release.
  • agglomerating agents include, but are not limited to, agar, alginates, a wide range of cellulose derivatives like ethyl cellulose, methyl cellulose, sodium hydroxymethyl cellulose, hydroxypropylmethyl cellulose, dextrin, gelatin, modified starches, vegetable gums like guar gum, locust bean gum, and carrageenin. Even though the agglomerated bulk sweetener is only partially coated, when the quantity of coating is increased compared to the quantity of the bulk sweetener, the release of the bulk sweetener can be delayed for a longer time during mastication.
  • the bulk sweetener may be coated in a two- step process or multiple step process.
  • the bulk sweetener may be encapsulated with any of the materials as described previously and then the encapsulated sweetener can be agglomerated as described previously to obtain an encapsulated/agglomerated/bulk sweetener product that could be used in chewing gum to give a delayed release of bulk sweetener.
  • lactitol sweetener may be absorbed onto another component which is porous and become entrapped in the matrix of the porous component.
  • Common materials used for absorbing the bulk sweetener include, but are not limited to, silicas, silicates, pharmasorb clay, sponge-like beads or microbeads, amorphous sugars like spray-dried dextrose, sucrose, polyols, amorphous carbonates and hydroxides, including aluminum and calcium lakes, vegetable gums and other spray dried materials.
  • the amount of bulk sweetener that can be loaded onto the absorbent will vary. Generally materials like polymers, sponge-like beads or microbeads, amorphous sugars and polyols and amorphous carbonates and hydroxides absorb about 10% to about 40% of the weight of the absorbent. Other materials like silica and pharmasorb clays may be able to absorb about 20% to about 80% of the weight of the absorbent.
  • the general procedure for absorbing the bulk sweetener onto the absorbent is as follows.
  • An absorbent like fumed silica powder can be mixed in a powder blender and an aqueous solution of the bulk sweetener can be sprayed onto the powder as mixing continues.
  • the aqueous solution can be about 30% to 50% solids, and higher solid levels may be used if temperatures up to 90°C are used.
  • water is the solvent, but other solvents like alcohol could also be used if approved for use in food.
  • the powder mixes the liquid is sprayed onto the powder. Spraying is stopped before the mix becomes damp.
  • the still free-flowing powder is removed from the mixer and dried to remove the water or other solvent, and ground to a specific particle size.
  • the fixative/ sweetener can be coated by encapsulation.
  • Either full or partial encapsulation may be used, depending on the coating composition used in the process.
  • Full encapsulation may be obtained by coating with a polymer as in spray drying, spray chilling, fluid-bed coating, coacervation, or any other standard technique.
  • a partial encapsulation or coating can be obtained by agglomeration of the fixative/sweetener mixture using any of the materials discussed above.
  • the three methods of use to obtain a delayed release of bulk sweetener are: (1) encapsulation by spray drying, fluid-bed coating, spray chilling and coacervation to give full or partial encapsulation,
  • Lactitol may be used with other bulk sweeteners and in combinations that give unique properties. Lactitol may be co-dried by various delayed release methods noted above with other bulk sweeteners like palatinose, sucrose, dextrose, lactose, maltose, fructose, corn syrup solids, sorbitol, mannitol, xylitol, maltitol, palatinit and hydrogenated starch hydrolyzate for use in sugar and sugar-free chewing gum.
  • other bulk sweeteners like palatinose, sucrose, dextrose, lactose, maltose, fructose, corn syrup solids, sorbitol, mannitol, xylitol, maltitol, palatinit and hydrogenated starch hydrolyzate for use in sugar and sugar-free chewing gum.
  • the bulk sweetener may be added to the liquid inside a liquid center gum product.
  • the center fill of a gum product may comprise one or more carbohydrate syrups, glycerin, thickeners, flavors, acidulants, colors, sugars and sugar alcohols in con ⁇ ventional amounts.
  • the ingredients are combined in a conventional manner.
  • the bulk sweetener is dissolved in the center-fill liquid and the amount of bulk sweetener added to the center-fill liquid may be about 0.1% to about 20% by weight of the entire chewing gum formula.
  • This method of using lactitol bulk sweetener in chewing gum can allow for a lower usage level of the bulk sweetener, can give the bulk sweetener a smooth release rate, and can reduce or eliminate any possible reaction of the bulk sweetener with gum base, flavor components or other components, yielding improved shelf stability.
  • Another method of isolating the lactitol bulk sweetener from other chewing gum ingredients is to add lactitol to the dusting compound of a chewing gum.
  • a rolling or dusting compound is applied to the surface of chewing gum as it is formed. This rolling or dusting compound serves to reduce sticking to machinery as it is formed, reduces sticking of the product to machinery as it is wrapped, and sticking to its wrapper after it is wrapped and being stored.
  • the rolling compound comprises lactitol bulk sweetener alone or in combination with mannitol, sorbitol, sucrose, starch, calcium carbonate, talc, other orally acceptable substances or a combination thereof.
  • the rolling compound constitutes from about 0.25% to about 10.0%, but preferably about 1% to about 3% of the chewing gum composition.
  • the amount of lactitol bulk sweetener added to the rolling compound is about 0.05% to 100% of the rolling compound, or about 0.005% to about 5% of the chewing gum composition.
  • This method of using lactitol bulk sweetener in the chewing gum can allow a lower usage level of the bulk sweetener, can give the bulk sweetener a more controlled release rate, and can reduce or eliminate any possible reaction of the bulk sweetener with gum base, flavor components or other components, yielding improved shelf stability.
  • Another method of isolating lactitol bulk sweetener is to use it in the coating/panning of a pellet chewing gum.
  • Pellet or ball gum is prepared as conventional chewing gum, but formed into pellets that are pillow shaped or into balls.
  • the pellets/balls can then be sugar coated or panned by conventional panning techniques to make a unique, sugar-coated pellet gum.
  • the bulk sweetener is very stable and highly water soluble, and can be easily added to a sugar solution prepared for sugar panning. Lactitol may be combined with sucrose, or used alone in solution as the coating on pellet gum. Lactitol can also be added as a powder blended with other powders often used in some types of conventional panning procedures.
  • lactitol sweetener isolates the sweetener from other gum ingredients and modifies its release rate in chewing gum.
  • Levels of use of lactitol may be about 1% to about 100% in the coating and about 0.5% to about 50% of the weight of the chewing gum product.
  • the weight of the coating may be about 20% to about 50% of the weight of the finished gum product.
  • Lactitol also acts as a panning modifier with other panning materials to improve product quality.
  • Antitack agents may also be added as panning modifiers, which allow the use of a variety of carbohydrates and sugar alcohols to be used in the development of new panned or coated gum products.
  • Flavors may also be added with the sugar coating and with the lactitol sweetener to yield unique product characteristics.
  • lactitol bulk sweetener may readily be incorporated into a chewing gum composition.
  • the remainder of the chewing gum ingredients are noncritical to the present invention. That is, the coated particles of bulk sweetener can be incorporated into conventional chewing gum formulations in a conventional manner.
  • the lactitol bulk sweeteners may be used in a sugar-free or sugar chewing gum to modify the sweetness thereof.
  • the coated bulk sweetener may be used in either regular chewing gum or bubble gum.
  • a chewing gum composition typi ⁇ cally comprises a water-soluble bulk portion, a water- insoluble chewable gum base portion and typically water-insoluble flavoring agents.
  • the water-soluble portion dissipates with a portion of the flavoring agent over a period of time during chewing.
  • the gum base portion is retained in the mouth throughout the chew.
  • the insoluble gum base generally comprises elastomers, resins, fats and oils, waxes, softeners and inorganic fillers.
  • Elastomers may include polyiso- butylene, isobutylene-isoprene copolymer and styrene butadiene rubber, as well as natural latexes such as chicle.
  • Resins include polyvinyl acetate and terpene resins.
  • Fats and oils may also be included in the gum base, including tallow, hydrogenated and partially hydrogenated vegetable oils, and cocoa butter.
  • Commonly employed waxes include paraffin, micro- crystalline and natural waxes such as beeswax and carnauba.
  • the insoluble gum base constitutes between about 5 to about 95% by weight of the gum. More preferably the insoluble gum base comprises between 10 and 50 percent by weight of the gum and most preferably about 20 to about 35% by weight of the gum.
  • the gum base typically also includes a filler component.
  • the filler component may be calcium carbonate, magnesium carbonate, talc, dicalcium phosphate or the like.
  • the filler may constitute between about 5 and about 60% by weight of the gum base.
  • the filler comprises about 5 to about 50% by weight of the gum base.
  • Gum bases typically also contain softeners, including glycerol monostearate and glycerol triacetate. Further, gum bases may also contain optional ingredients such as antioxidants, colors, and emulsifiers . The present invention contemplates employing any commercially acceptable gum base.
  • the water-soluble portion of the chewing gum may further comprise softeners, sweeteners, flavoring agents and combinations thereof.
  • the sweeteners often fulfill the role of bulking agents in the gum.
  • the bulking agents typically comprise about 5% to about 90% of the gum composition.
  • Softeners are added to the chewing gum in order to optimize the chewability and mouth feel of the gum.
  • Softeners also known in the art as plasticizers or plasticizing agents, generally constitute between about 0.5 to about 15.0% by weight of the chewing gum.
  • Softeners contemplated by the present invention include glycerin, lecithin and combinations thereof.
  • aqueous sweetener solutions such as those containing sorbitol, hydrogenated starch hydrolyzate, corn syrup and combinations thereof may be used as softeners and binding agents in gum.
  • sugar-free gum formulations As mentioned above, the lactitol solids/syrup bulk sweetener of the present invention will most likely be used in sugar-free gum formulations. However, sugar formulations are also within the scope of the invention.
  • Sugar sweeteners generally include saccharide-containing components commonly known in the chewing gum art which comprise, but are not limited to, sucrose, dextrose, maltose, dextrin, dried invert sugar, fructose, levulose, galactose, corn syrup solids and the like, alone or in any combination.
  • lactitol solids/syrup bulk sweetener of the present invention can also be used in combination with other sugarless sweeteners.
  • sugarless sweeteners include components with sweetening charac ⁇ teristics but which are devoid of the commonly known sugars and comprise, but are not limited to, sugar alcohols such as sorbitol, mannitol, xylitol, hydrogenated starch hydrolyzate, maltitol and the like, alone or in any combination.
  • lactitol solid/syrup bulk sweeteners of the present invention can also be used in combination with coated or uncoated high-intensity sweeteners or with high-intensity sweeteners coated with other materials and by other techniques.
  • a flavoring agent may be present in the chewing gum in an amount within the range of from about 0.1 to about 10.0 weight percent, and preferably from about 0.5 to about 3.0 weight percent of the gum.
  • the flavoring agents may comprise essential oils, synthetic flavors or mixture thereof including, but not limited to, oils derived from plants and fruits such as citrus oils, fruit essences, peppermint oil, spearmint oil, clove oil, oil of wintergreen, anise, and the like. Artificial flavoring components are also contemplated for use in gums of the present invention. Those skilled in the art will recognize that natural and artificial flavoring agents may be combined in any sensorially acceptable blend. All such flavors and flavor blends are contemplated by the present invention.
  • Optional ingredients such as colors, emulsifiers and pharmaceutical agents may be added to the chewing gum.
  • chewing gum is manufactured by sequentially adding the various chewing gum ingredients to a commercially available mixer known in the art. After the ingredients have been thoroughly mixed, the gum mass is discharged from the mixer and shaped into the desired form, such as by rolling into sheets and cutting into sticks, extruding into chunks or casting into pellets.
  • the ingredients are mixed by first melting the gum base and adding it to the running mixer. The base may also be melted in the mixer itself. Color or emulsifiers may also be added at this time. A softener such as glycerin may also be added at this time, along with syrup and a portion of the bulking agent/sweetener. Further portions of the bulking agent/sweetener may then be added to the mixer.
  • a flavoring agent is typically added with the final portion of the bulking agent.
  • a high-intensity sweetener is preferably added after the final portion of bulking agent and flavor have been added.
  • the formulas listed in Table 1 comprise various sugar-type formulas in which lactitol can be added to gum after it is dissolved in water and mixed with various aqueous solvents.
  • Lactitol powder can be added directly to the gum.
  • Lactitol syrup at 58% solids can be added directly to the gum.
  • lactitol can be dissolved in water and emulsi ⁇ fiers can be added to the aqueous solution.
  • Example solutions can be prepared by dissolving 15 grams of lactitol in 70 grams water and adding 15 grams of emulsifiers of various hydrophilic-lipophilic balance (HLB) values to the solution. The mixtures can then be used in the following formulas. (Note: The aqueous solution of Example 9 does not use any emulsifier.)
  • Lactitol bulk sweetener can also be blended into various base ingredients.
  • a typical base formula is as follows: WEIGHT PERCENT
  • the individual base components can be softened prior to their addition in the base manufac ⁇ turing process.
  • lactitol can be added and mixed, and then the pre ⁇ softened base/bulk sweetener blend can be added to make the finished base.
  • lactitol can be mixed first with one of the base ingredients, and the mixed ingredient can then be used in making a base.
  • the ingredients blended with lactitol can then be used at levels indicated in the typical base formula above.
  • the terpene resin used to make the base is 80% polyterpene resin and 20% lactitol.
  • the polyvinyl acetate used to make the base is 80% low M.W. polyvinyl acetate and 20% lactitol. Lactitol may also be added to an otherwise com ⁇ plete gum base.
  • lactitol can be mixed with 95% of a gum base having the above listed typical formula.
  • the lactitol can be added near the end of he process, after all the other ingredients are added.
  • the samples of finished base made with lactitol added to different base components can then be evaluated in a sugar-type chewing gum formulated as follows:
  • Examples 29-33 in Table 5 demonstrate the use of lactitol in medium-moisture sugar formulations having about 2% to about 5% moisture.
  • Examples 39-43 in Table 7 and Examples 44-53 in Tables 8 and 9 demonstrate the use of lactitol in low- and high-moisture gums that are sugar-free. Low- moisture gums have less than about 2% moisture, and high-moisture gums have greater than 2% moisture.
  • MANNITOL 10. .0 10.0 10.0 10 .0 10 . 0
  • GLYCERIN 2. .0 2.0 2.0 2 .0 2 .0
  • Sorbitol liquid contains 70% sorbitol , 30% water
  • Table 10 shows sugar chewing formulations that can be made with lactitol and various types of sugars .
  • EX. 54 EX. 55 EX. 56 EX. 57 EX. 58 EX. 59
  • EX. 60 EX. 61 EX. 62 EX. 63 EX. 64 EX. 65
  • Dextrose and lactitol can be dissolved in water in a 2:1 ratio dextrose: lactitol and co-dried or co- precipitated and used in the formulas in Table 10.
  • Lactitol and sucrose can be dissolved in water in a 1:1 ratio and co-dried or co-precipitated and used in the formulas in Table 10.
  • Lactitol, sucrose and dextrose can be dissolved in water in a 1:1:1 ratio and co-dried or co- precipitated and used in the formulas in Table 10.
  • Lactitol, sucrose, dextrose and fructose can be dissolved in water at 25% of each ingredient and co-dried and used in the formulas in Table 10.
  • Lactitol, dextrose, fructose and lactose can be dissolved in water at 25% of each ingredient and co-dried and used in the formulas in Table 10.
  • Lactitol, dextrose, maltose and corn syrup solids can be dissolved in water at 25% of each ingredient and co-dried and used in the formulas in Table 10.
  • Lactitol, sucrose, dextrose, maltose and fructose can be dissolved in water at 20% of each ingredient and co-dried and used in the formulas in Table 10.
  • Lactitol, corn syrup and glycerin can be dissolved in water at a ratio of 1:1:1, evaporated to a thick syrup and used in the formulas in Table 10.
  • Lactitol, dextrose, fructose and invert syrup may be dissolved in water at 25% of each ingredient and evaporated to a thick syrup and used in the formulas in Table 10.
  • Lactitol, dextrose, maltose and corn syrup solids may be dissolved in water at 25% of each component and evaporated to a thick syrup and used in the formulas in Table 10.
  • Glycerin is added to Example 74 at a ratio of 4:1 syrup to glycerin and evaporated to a thick syrup and used in the formulas in Table 10.
  • Glycerin is added to Example 75 at a ratio of 2:1 syrup to glycerin and evaporated to a thick syrup and used in the formulas in Table 10.
  • Dextrose and lactitol are melted at 130°C and blended at a ratio of 1:1, cooled, ground and used in formulas in Table 10.
  • Dextrose, fructose and lactitol at a ratio of 1:1:1 are blended and melted at 130°C.
  • the melted blend is then mixed, cooled, ground and used in formulas in Table 10.
  • Table 11 shows chewing gum formulations that are free of sugar. These formulations can use a wide variety of other non-sugar polyols. TABLE 11
  • polyols can be combined with lactitol and co-dried to form unique combinations, such as:
  • Lactitol and sorbitol can be dissolved in water in a ratio of 2:1 sorbitol: lactitol, co-dried, and used in formulas in Table 11.
  • Lactitol, sorbitol and mannitol can be dissolved in water at a ratio of 1:1:1, co-dried, and used in appropriate formulas in Table 11.
  • Lactitol, mannitol and xylitol can be dissolved in water at a ratio of 1:1:1, co-dried, and used in appropriate formulas in Table 11.
  • Lactitol, palatinit and sorbitol can be dissolved in water at a ratio of 1:1:1, co-dried, and used in appropriate formulas in Table 11.
  • Lactitol and palatinit can be dissolved in water at a ratio of 1:1, co-dried, and used in appro ⁇ priate formulas in Table 11.
  • Lactitol, sorbitol, maltitol and xylitol may be blended at 25% of each ingredient and dissolved in water, co-dried, and used in appropriate formulas in Table 11.
  • lactitol with the various polyols can be made in solution to form liquid concentrates that do not need to be co-dried, such as:
  • Lactitol, sorbitol, maltitol and Lycasin HSH syrup may be dissolved in water at 25% of each ingredient, evaporated to a thick syrup and used in the appropriate formulas in Table 11.
  • Lactitol, xylitol, sorbitol and Lycasin HSH syrup can be dissolved in water at 25% of each ingredient, evaporated to a thick syrup, and used in the formulas in Table 11.
  • Lactitol, sorbitol and Lycasin HSH syrup can be dissolved in water at 1:1:1 ratio of each ingredient, evaporated to a thick syrup, and used in the formulas in Table 11.
  • Lactitol, Lycasin HSH syrup and glycerin can be dissolved in water at a ratio of 1:1:1, evaporated to a thick syrup and used in the formulas in Table 11.
  • Glycerin is added to Example 98 at a ratio of 4:1 syrup to glycerin, evaporated to a thick syrup and used in formulas in Table 11.
  • Glycerin is added to Example 99 at a ratio of 4:1 syrup to glycerin, evaporated to a thick syrup and used in the formulas in Table 11.
  • Glycerin is added to Example 100 at a ratio of 4:1 syrup to glycerin, evaporated to a thick syrup and used in formulas in Table 11.
  • Multiple combinations of one or two polyols with lactitol can be made by melting the polyols together at about 130°C, cooling and grinding to form powder blends, such as:
  • Sorbitol and lactitol are melted at 130°C, blended at a 1:1 ratio, cooled, ground and used in formulas in Table 11.
  • Sorbitol, xylitol and lactitol are blended at a 1:1:1 ratio and melted at 130°C. The blend is cooled, ground and used in formulas in Table 11.
  • High-intensity sweeteners such as aspartame, acesulfame , or the salts of acesulfame, cyclamate and its salts, saccharin and its salts, alitame, sucralose, thaumatin, monellin, dihydrochalcones, stevioside, glycyrrhizin, and combinations thereof may be used in any of the Examples listed in Tables 4, 5, 6, 7, 8, 9, 10 and 11. Since lactitol has less sweetness than some of the other sugars used in sugar gum, and some of the polyols in sugar-free gum, a high-intensity sweetener may be needed to obtain the proper level of sweetness.
  • High-intensity sweeteners may also be modified to control their release in chewing gum formulations containing lactitol. This can be controlled by various methods of encapsulation, agglomeration, absorption, or a combination of methods to obtain either a fast or slow release of the sweetener. Sweetener combinations, some of which may be synergistic, may also be included in the gum formulations containing lactitol.
  • Aspartame at a level of 0.2% may be added to any of the formulas in Tables 4 through 11 by replacing 0.2% of the lactitol.
  • Sucralose at a level of 0.07% may be added to any of the formulas in Tables 4 through 11 by replacing 0.07% of the lactitol.
  • Thaumatin at a level of 0.02% may be added to any of the formulas in Tables 4 through 11 by replacing 0.02% of the lactitol.
  • Glycyrrhizin at a level of 0.4% may be added to any of the formulas in Tables 4 through 11 by replacing 0.4% of the lactitol.
  • High-intensity sweeteners may also be combined with other high-intensity sweeteners, with or without encapsulation, agglomeration or absorption, and used in chewing gums of the present invention.
  • Aspartame and acesulfame K at a 1:1 ratio may be added to any of the formulas in Tables 4 through 11 at a level of 0.15% by replacing 0.15% of the lactitol.
  • Aspartame and alitame at a ratio of 9:1 aspartame: alitame may be added to any of the formulas in Tables 4 through 11 at a level of 0.2% by replacing 0.2% of the lactitol.
  • Aspartame and thaumatin at a ratio of 9:1 aspartame:thaumatin can be added to any of the formulas in Tables 4 through 11 at a level of 0.2% by replacing 0.2% of the lactitol.
  • Sucralose and alitame in a ratio of 3:1 sucralose:alitame can be added to any of the formulas in Tables 4 through 11 at a level of 0.1% by replacing 0.1% of the lactitol.
  • Alitame and glycyrrhizin in a ratio of 1:12 alitame:glycyrrhizin can be added to any of the formulas in Tables 4 through 11 at a level of 0.1% by replacing 0.1% of the lactitol.
  • Aspartame and glycyrrhizin in a ratio of 1:14 aspartame:glycyrrhizin can be added to any of the formulas in Tables 4 through 11 at a level of 0.3% by replacing 0.3% of the lactitol.
  • lactitol ingredients that are available are lactitol monohydrate or dihydrate, both as a powder and in clear syrup form. These materials may be used as the exclusive bulking agent and/or sweetener in a variety of chewing gum formulations, as in Tables 12 and 13.
  • Lactitol monohydrate and lactitol dihydrate powder and lactitol syrup may also be preblended with glycerin and coevaporated to reduce moisture .
  • the formulations in Tables 12 and 13 do not contain sugars or other polyols . These formulations will give unique texture and flavor attributes . These formulations may also contain high- intensity , artifi - cial sweeteners, from about 0.02% to about 0.1% for sweeteners like alitame, thaumatin and dihydro- chalcones, and from about 0.1% to about 0.3% for sweeteners like aspartame, sucralose, acesulfame and saccharin. The formulations in Tables 12 and 13 without the sugars and other types of polyols will also have good non-cariogenic and low caloric properties.
  • compositions and methods of the present invention are capable of being incorporated in the form of a variety of embodiments, only a few of which have been illustrated and described above.
  • the invention may be embodied in other forms without departing from its spirit or essential characteristics.
  • the described embodiments are to be considered in all respects only as illustrative and not restrictive, and the scope of the invention, therefore, indicated by the appended claims rather than by the foregoing description. All changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Abstract

L'invention concerne des chewing-gums contenant du lactitol et leurs procédés de fabrication. Dans un mode de réalisation, la gomme comprend environ 5 % à environ 95 % d'une base de gomme, environ 0,1 % à environ 10 % d'un agent aromatique et de lactitol, le lactitol étant le seul agent adoucissant gonflant. Le lactitol offre à la gomme des propriétés uniques, et la gomme peut être non cariogénique. Dans d'autres modes de réalisation, le lactitol est coséché avec d'autres agents adoucissants ou coévaporé avec un sirop plastifiant pour produire des ingrédients adoucissants uniques et des sirops destinés à la gomme.
PCT/US1992/011195 1992-12-23 1992-12-23 Chewing-gum contenant du lactitol WO1994016574A1 (fr)

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Cited By (3)

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US5665406A (en) * 1992-03-23 1997-09-09 Wm. Wrigley Jr. Company Polyol coated chewing gum having improved shelf life and method of making
WO2002076227A1 (fr) * 2001-03-23 2002-10-03 Gumlink A/S Chewing-gum enrobe degradable a duree de vie prolongee et ses procedes de preparation
EP1922937A3 (fr) * 2001-03-23 2008-06-04 Gumlink A/S Gomme à mâcher enrobée dégradable dotée d'une durée de vie améliorée et son procédé de fabrication.

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US4924681A (en) * 1989-05-18 1990-05-15 Martin B. DeVit Combined heat pump and domestic water heating circuit
US4988518A (en) * 1989-12-28 1991-01-29 Wm. Wrigley Jr. Company Chewing gum with liquid flavor added to the rolling compound and method
US4999058A (en) * 1989-01-31 1991-03-12 Towa Chemical Industry Co., Ltd. Lactitol trihydrate crystal, crystalline mixture solid containing it and process for preparing them
US5112625A (en) * 1989-02-15 1992-05-12 Wm. Wrigley Jr. Company Aqueous zein coated sweeteners and other ingredients for chewing gum
US5120551A (en) * 1990-12-21 1992-06-09 Wm. Wrigley Jr. Company Low moisture sugarless syrups with maltitol for chewing gum

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US4911934A (en) * 1986-12-19 1990-03-27 Warner-Lambert Company Chewing gum composition with encapsulated sweetener having extended flavor release
US4999058A (en) * 1989-01-31 1991-03-12 Towa Chemical Industry Co., Ltd. Lactitol trihydrate crystal, crystalline mixture solid containing it and process for preparing them
US5160546A (en) * 1989-01-31 1992-11-03 Towa Chemical Industry Co., Ltd. Lactitol trihydrate crystal, crystalline mixture solid containing it and process for preparing them
US5112625A (en) * 1989-02-15 1992-05-12 Wm. Wrigley Jr. Company Aqueous zein coated sweeteners and other ingredients for chewing gum
US4924681A (en) * 1989-05-18 1990-05-15 Martin B. DeVit Combined heat pump and domestic water heating circuit
US4988518A (en) * 1989-12-28 1991-01-29 Wm. Wrigley Jr. Company Chewing gum with liquid flavor added to the rolling compound and method
US5120551A (en) * 1990-12-21 1992-06-09 Wm. Wrigley Jr. Company Low moisture sugarless syrups with maltitol for chewing gum

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5665406A (en) * 1992-03-23 1997-09-09 Wm. Wrigley Jr. Company Polyol coated chewing gum having improved shelf life and method of making
WO2002076227A1 (fr) * 2001-03-23 2002-10-03 Gumlink A/S Chewing-gum enrobe degradable a duree de vie prolongee et ses procedes de preparation
CN1319462C (zh) * 2001-03-23 2007-06-06 古木林科有限公司 被涂层的可降解的且具有长的储存期限的口香糖及其制造方法
EP1922937A3 (fr) * 2001-03-23 2008-06-04 Gumlink A/S Gomme à mâcher enrobée dégradable dotée d'une durée de vie améliorée et son procédé de fabrication.
US7507427B2 (en) 2001-03-23 2009-03-24 Gumlink A/S Coated degradable chewing gum with improved shelf life and process for preparing same

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