IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0528926
(2002-09-24)
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등록번호 |
US-8293295
(2012-10-23)
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국제출원번호 |
PCT/DK02/00627
(2002-09-24)
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§371/§102 date |
20051216
(20051216)
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국제공개번호 |
WO2004/028268
(2004-04-08)
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발명자
/ 주소 |
- Andersen, Lone
- Wittorff, Helle
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출원인 / 주소 |
|
대리인 / 주소 |
St. Onge Steward Johnston & Reens LLC
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인용정보 |
피인용 횟수 :
2 인용 특허 :
23 |
초록
▼
The invention relates to chewing gum comprising at least two different biodegradable polymers. According to the invention, a chewing gum comprising at least two different biodegradable polymers exhibits an improved texture prior to any adding of for example softeners. It has been realized that the d
The invention relates to chewing gum comprising at least two different biodegradable polymers. According to the invention, a chewing gum comprising at least two different biodegradable polymers exhibits an improved texture prior to any adding of for example softeners. It has been realized that the desired chewing gum texture properties, contrary to every expectation and any prior art disclosures, may be actually be obtained when combining biodegradable chewing gum polymers, for example in the gum base or in the final gum.
대표청구항
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1. Chewing gum comprising at least two different biodegradable polymers, wherein said at least two different biodegradable polymers have a different glass transition temperature Tg,wherein at least one of the biodegradable polymers has a glass transition of at least +1° C.,wherein at least one of th
1. Chewing gum comprising at least two different biodegradable polymers, wherein said at least two different biodegradable polymers have a different glass transition temperature Tg,wherein at least one of the biodegradable polymers has a glass transition of at least +1° C.,wherein at least one of the at least two different biodegradable polymers has a glass transition temperature of less than 0° C., andwherein the difference in molecular weight between the at least two different biodegradable polymers is at least 1000 g/mol Mn. 2. Chewing gum according to claim 1, wherein the at least two different polymers are hydrophilic. 3. Chewing gum according to claim 1, wherein the difference in molecular weight between the at least two different polymers is at least 50000 g/mol Mn. 4. Chewing gum according to claim 1, wherein at least one of said at least two different biodegradable polymers comprises a biodegradable elastomer andat least one of said at least two different biodegradable polymers comprises a biodegradable plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer. 5. Chewing gum according to claim 4, wherein the molecular weight of said biodegradable plasticizer is in the range of 500-19,000 g/mol Mn. 6. Chewing gum according to claim 4, wherein said at least two different biodegradable polymers have different glass transition temperatures Tg. 7. Chewing gum according to claim 1, wherein at least one of the biodegradable polymers, has a glass transition of at least +10° C. 8. Chewing gum according to claim 1, wherein at least one of the biodegradable polymers, has a glass transition of at least +20° C. 9. Chewing gum according to claim 1, wherein at least one of the biodegradable polymers comprises a biodegradable elastomer. 10. Chewing gum according to claim 9, wherein the molecular weight of said biodegradable elastomer is in the range of 10000-1000000 g/mol Mn. 11. Chewing gum according to claim 1, wherein at least one of the at least two different biodegradable polymers has a glass transition temperature of less than −30° C. 12. Chewing gum according to claim 1, wherein the resulting chewing gum has at least two different glass transition temperatures Tg. 13. Chewing gum according to claim 1, wherein the chewing gum comprises at least one biodegradable elastomer having a glass transition temperature Tg below 0° C. and at least one biodegradable plasticizer having a glass transition temperature Tg exceeding 0° C. 14. Chewing gum according to claim 13, wherein the at least one plasticizer comprises a biodegradable polymer obtained by polymerization of one or more cyclic esters. 15. Chewing gum according to claim 13, wherein the at least one elastomer comprises a biodegradable polymer obtained by polymerization of one or more cyclic esters. 16. Chewing gum according to claim 13, wherein the at least one elastomer comprises edible polyesters. 17. Chewing gum according to claim 13, wherein the at least one elastomer comprises edible polyesters or polyhydroxyalkanoates. 18. Chewing gum according to claim 1, wherein said chewing gum comprises at least one biodegradable elastomer in the amount of about 0.5 to about 70% wt of the chewing gum, at least one biodegradable plasticizer in the amount of about 0.5 to about 70% wt of the chewing gum and at least one chewing gum ingredient chosen from the group consisting of softeners, sweeteners, flavoring agents, active ingredients and fillers in the amount of about 2 to about 80% wt of the chewing gum. 19. Chewing gum according to claim 1, wherein the at least one biodegradable polymer comprises at least 25% of the chewing gum polymers. 20. Chewing gum according to claim 1, wherein all the biodegradable polymers comprised in the chewing gum comprise at least 25% of the chewing gum polymers. 21. Chewing gum according to claim 1, wherein all the biodegradable polymers comprised in the chewing gum comprise at least 80% of the chewing gum polymers. 22. Chewing gum according to claim 1, wherein the chewing gum is substantially free of non-biodegradable polymers. 23. Chewing gum according to claim 1, wherein the chewing gum is free of non-biodegradable polymers. 24. Chewing gum according to claim 18, wherein said chewing gum ingredients comprise flavoring agents. 25. Chewing gum according to claim 24, wherein said flavoring agents comprise natural and synthetic flavorings in the form of natural vegetable components, essential oils, essences, extracts, powders, including acids or other substances capable of affecting the taste profile. 26. Chewing gum according to claim 24, wherein said chewing gum comprises flavoring agents in the amount of 0.01 to about 30 wt %, said percentage being based on the total weight of the chewing gum. 27. Chewing gum according to claim 24, wherein said chewing gum comprises flavoring agents in the amount of 0.2 to about 4 wt %, said percentage being based on the total weight of the chewing gum. 28. Chewing gum according to claim 24, wherein said flavoring agent comprises water soluble ingredients. 29. Chewing gum according to claim 28, wherein said water soluble flavoring agent comprises acids. 30. Chewing gum according to claim 24, wherein said flavoring agent comprises water insoluble ingredients. 31. Chewing gum according to claim 18, wherein said chewing gum ingredients comprise sweeteners. 32. Chewing gum according to claim 31, wherein said sweetener comprises bulk sweeteners. 33. Chewing gum according to claim 32, wherein the chewing gum comprises bulk sweeteners in the amount of about 5 to about 95% by weight of the chewing gum. 34. Chewing gum according to claim 31, wherein said sweetener comprises high intensity sweeteners. 35. Chewing gum according to claim 34, wherein the high intensity sweeteners comprise sucralose, aspartame, salts of acesulfame, alitame, saccharin and its salts, cyclamic acid and its salts, glycyrrhizin, dihydrochalcones, thaumatin, monellin, stevioside, alone or in combination. 36. Chewing gum according to claim 34, wherein the chewing gum comprises high intensity sweeteners in the amount of about 0 to about 1% by weight of the chewing gum. 37. Chewing gum according to claim 1, wherein the chewing gum comprises at least one softener. 38. Chewing gum according to claim 37, wherein the at least one softener comprises tallow, hydrogenated tallow, hydrogenated and partially hydrogenated vegetable oils, cocoa butter, glycerol monostearate, glycerol triacetate, lecithin, mono-, di- and triglycerides, acetylated monoglycerides, fatty acids, stearic acid, palmitic acid, oleic acid, linoleic acid, waxes, polyglycol esters, or mixtures thereof. 39. Chewing gum according to claim 37, wherein the chewing gum comprises softeners in the amount of about 0 to about 18% by weight of the chewing gum. 40. Chewing gum according to claim 18, wherein said chewing gum ingredients comprise active ingredients. 41. Chewing gum according to claim 40, said active ingredients being selected from the group consisting of: Acetaminophen, Acetylsalicylic acid, Buprenorphine, Bromhexin, Celcoxib, Codeine, Diphenhydramin, Diclofenac, Etoricoxib, Ibuprofen, Indometacin, Ketoprofen, Lumiracoxib, Morphine, Naproxen, Oxycodon, Parecoxib, Piroxicam, Rofecoxib, Tenoxicam, Tramadol, Valdecoxib, Calciumcarbonat, Magaldrate, Disulfiram, Bupropion, Nicotine, Azithromycin, Clarithromycin, Clotrimazole, Erythromycin, Tetracycline, Granisetron, Ondansetron, Prometazin, Tropisetron, Brompheniramine, Ceterizin, leco-Ceterizin, Chlorcyclizine, Chlorpheniramin, Chlorpheniramin, Difenhydramine, Doxylamine, Fenofenadin, Guaifenesin, Loratidin, des-Loratidin, Phenyltoloxamine, Promethazin, Pyridamine, Terfenadin, Troxerutin, Methyldopa, Methylphenidate, Benzalcon. Chloride, Benzeth. Chloride, Cetylpyrid. Chloride, Chlorhexidine, Ecabet-sodium, Haloperidol, Allopurinol, Colchinine, Theophylline, Propanolol, Prednisolone, Prednisone, Fluoride, Urea, Miconazole, Actot, Glibenclamide, Glipizide, Metformin, Miglitol, Repaglinide, Rosiglitazone, Apomorfin, Cialis, Sildenafil, Vardenafil, Diphenoxylate, Simethicone, Cimetidine, Famotidine, Ranitidine, Ratinidine, cetrizin, Loratadine, Aspirin, Benzocaine, Dextrometorphan, Ephedrine, Phenylpropanolamine, Pseudoephedrine, Cisapride, Domperidone, Metoclopramide, Acyclovir, Dioctylsulfosucc., Phenolphtalein, Almotriptan, Eletriptan, Ergotamine, Migea, Naratriptan, Rizatriptan, Sumatriptan, Zolmitriptan, Aluminium salts, Calcium salts, Ferro salts, Silver salts, Zinc-salte, Amphotericin B, Chlorhexidine, Miconazole, Triamcinolonacetonid, Melatonine, Phenobarbitol, Caffeine, Benzodiazepiner, Hydroxyzine, Meprobamate, Phenothiazine, Buclizine, Brometazine, Cinnarizine, Cyclizine, Difenhydramine, Dimenhydrinate, Buflomedil, Amphetamine, Caffeine, Ephedrine, Orlistat, Phenylephedrine, Phenylpropanolamin, Pseudoephedrine, Sibutramin, Ketoconazole, Nitroglycerin, Nystatin, Progesterone, Testosterone, Vitamin B12, Vitamin C, Vitamin A, Vitamin D, Vitamin E, Pilocarpin, Aluminiumaminoacetat, Cimetidine, Esomeprazole, Famotidine, Lansoprazole, Magnesiumoxide, Nizatide and/or Ratinidine or derivates and mixtures thereof. 42. Chewing gum according to claim 18, wherein the chewing gum is substantially free of non-biodegradable polymers. 43. Chewing gum according to claim 1, wherein one of the at least two biodegradable polymers is a polymer obtained by polymerization of one or more cyclic esters wherein the cyclic esters are selected from the group consisting of glycolides, lactides, lactones, cyclic carbonates and mixtures thereof. 44. Chewing gum according to claim 43, wherein said lactones are chosen from the group consisting of ε-caprolactone, δ-valerolactone, γ-butyrolactone, β-propiolactone, and mixtures thereof; wherein the lactone is optionally substituted with one or more alkyl or aryl substituents at any non-carbonyl carbon atoms along the ring, including compounds in which two substituents are contained on the same carbon atom. 45. Chewing gum according to claim 43, wherein the carbonate monomer is selected from the group consisting of trimethylene carbonate, 5-alkyl-1,3-dioxan-2-one, 5,5-dialkyl-1,3-dioxan-2-one, or 5-alkyl-5-alkyloxycarbonyl-1,3-dioxan-2-one, ethylene carbonate, 3-ethyl-3-hydroxymethyl, propylene carbonate, trimethylolpropane monocarbonate, 4, 6dimethyl-1, 3-propylene carbonate, 2,2-dimethyl trimethylene carbonate, 1,3-dioxepan-2-one and mixtures thereof. 46. Chewing gum according to claim 43, wherein cyclic ester polymers and their copolymers resulting from the polymerization of cyclic ester monomers are selected from the group consisting of poly (L-lactide); poly (D-lactide); poly (D, L-lactide); poly (mesolactide); poly (glycolide); poly (trimethylenecarbonate); poly (epsilon-caprolactone); poly (L lactide-co-D, L-lactide); poly (L-lactide-co-meso-lactide); poly (L-lactide co-glycolide); poly (L-lactide-co-trimethylenecarbonate); poly (L-lactide co-epsilon-caprolactone); poly (D, L-lactide-co-meso-lactide); poly (D, L lactide-co-glycolide); poly (D, L-lactide-co-trimethylenecarbonate); poly (D, L-lactide-co-epsilon-caprolactone); poly (meso-lactide-co glycolide); poly (meso-lactide-co-trimethylenecarbonate); poly (meso lactide-co-epsilon-caprolactone); poly (glycolide-cotrimethylenecarbonate) and poly (glycolide-co-epsilon-caprolactone). 47. Chewing gum according to claim 1, wherein the chewing gum comprises filler. 48. Chewing gum according to claim 47, wherein the chewing gum comprises filler in an amount of about 0 to about 50% by weight of the chewing gum. 49. Chewing gum according to claim 1, wherein the chewing gum comprises at least one coloring agent. 50. Chewing gum according to claim 1, wherein the chewing gum is coated with an outer coating. 51. Chewing gum according to claim 50, wherein the outer coating is a hard coating. 52. Chewing gum according to claim 51, wherein the hard coating is a coating selected from the group consisting of a sugar coating, a sugarless coating, and a combination thereof. 53. Chewing gum according to claim 51, wherein the hard coating comprises 50 to 100% by weight of a polyol selected from the group consisting of sorbitol, maltitol, mannitol, xylitol, erythritol, lactitol and isomalt. 54. Chewing gum according to claim 50, wherein the outer coating is an edible film comprising at least one component selected from the group consisting of an edible film-forming agent and a wax. 55. Chewing gum according to claim 54, wherein the film-forming agent is selected from the group consisting of a cellulose derivative, a modified starch, a dextrin, gelatine, shellac, gum arabic, zein, a vegetable gum, a synthetic polymer and any combination thereof. 56. Chewing gum according to claim 50, wherein the outer coating comprises at least one additive component selected from the group consisting of a binding agent, a moisture absorbing component, a film forming agent, a dispersing agent, an antisticking component, a bulking agent, a flavoring agent, a coloring agent, a pharmaceutically or cosmetically active component, a lipid component, a wax component, a sugar, an acid and an agent capable of accelerating the after-chewing degradation of the degradable polymer. 57. Chewing gum according to claim 50, wherein the outer coating is a soft coating. 58. Chewing gum according to claim 57, wherein the soft coating comprises a sugar free coating agent. 59. Chewing gum according to claim 1, wherein said chewing gum comprises conventional chewing gum polymers or resins. 60. Chewing gum according to claim 1, wherein the at least one biodegradable polymer comprises at least 5% of the chewing gum polymers. 61. Chewing gum according to claim 1, wherein all the biodegradable polymers comprised in the chewing gum comprise at least 25% of the chewing gum polymers. 62. Chewing gum according to claim 1, wherein all the biodegradable polymers comprised in the chewing gum comprise at least 80% of the chewing gum polymers.
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