IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
UP-0088109
(2005-03-23)
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등록번호 |
US-7833555
(2011-01-16)
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발명자
/ 주소 |
- Andersen, Lone
- Wittorff, Helle
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출원인 / 주소 |
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대리인 / 주소 |
St. Onge Steward Johnston & Reens LLC
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인용정보 |
피인용 횟수 :
2 인용 특허 :
22 |
초록
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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 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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The invention claimed is: 1. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyest
The invention claimed is: 1. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and wherein at least one of said at least two different biodegradable polymers comprises a polyester obtained by polymerization of at least one cyclic ester. 2. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said alcohol derivative comprises an ester of an alcohol. 3. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said acid derivative comprises esters, anhydrides or halides of carboxylic acids. 4. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said acid derivative comprises methyl esters of acids. 5. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said alcohols or derivatives thereof comprise polyols. 6. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said acids or derivatives thereof comprise polyfunctional carboxylic acids. 7. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said polyester obtained by polymerization of at least one cyclic ester is at least partly derived from α-hydroxy acids such as lactic and glycolic acids. 8. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said polyester obtained by polymerization of at least one cyclic ester is at least partly derived from α-hydroxy acids and where the obtained polyester comprises at least 20 mole % α-hydroxy acid units. 9. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein at least two or more cyclic esters are selected from the group consisting of glycolides, lactides, lactones, cyclic carbonates and mixtures thereof. 10. Chewing gum comprising at least two different biodegradable polymers according to claim 9, wherein the lactones are chosen from the group consisting of ε-caprolactone, δ-valerolactone, γ-butyrolactone, β-propiolactone, and mixtures thereof, and wherein the lactones are optionally substituted with one or more alkyl or aryl substituents at any non-carbonyl carbon atom along the ring, including compounds in which two substituents are contained on the same carbon atom. 11. Chewing gum comprising at least two different biodegradable polymers according to claim 9, wherein the cyclic carbonate 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. 12. Chewing gum comprising at least two different biodegradable polymers according to claim 1, 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). 13. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said polyester obtained by polymerization of at least one cyclic ester has a PD of 1.1 to 15. 14. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein at least one of said at least one biodegradable elastomers comprises a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof. 15. Chewing gum comprising at least two different biodegradable polymers according to claim 14, wherein said elastomer is produced through reaction of at least one acid chosen from the group consisting of terephthalic, phthalic, adipic, pimelic acids and combinations thereof with at least one alcohol chosen from the groups of diethylene and 1,4-butylene diols and combinations thereof. 16. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein at least one of said biodegradable elastomer plasticizers comprises a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof. 17. Chewing gum comprising at least two different biodegradable polymers according to claim 16, wherein said elastomer plasticizer is produced through reaction of at least one acid chosen from the group consisting of terephthalic, succinic, malonic, and adipic acids and combinations thereof with at least one alcohol chosen from the group consisting of ethylene, diethylene or 1,4-butylene diols and combinations thereof. 18. Chewing gum comprising at least two different biodegradable polymers according to claim 16, wherein said at least one biodegradable elastomer plasticizer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a molecular weight of 500-19000 g/mol (Mn). 19. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and wherein at least one of said biodegradable elastomers comprises a polyester obtained by polymerization of at least one cyclic ester. 20. Chewing gum comprising at least two different biodegradable polymers according to claim 19, wherein the molecular weight of said biodegradable elastomer comprising at least one of said polyesters obtained by polymerization of at least one cyclic ester is within the range of 10000-1000000 g/mol (Mn). 21. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and wherein said biodegradable elastomer plasticizer comprises a polyester obtained by polymerization of at least one cyclic ester. 22. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said chewing gum comprises at least one elastomer plasticizer comprising at least one of said polyesters obtained by polymerization of at least one cyclic ester and at least one elastomer comprising at least one of said polyesters produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof. 23. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein the at least two different polymers are hydrophilic. 24. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and wherein the difference in molecular weight between the at least two different polymers is at least 1000 g/mol Mn. 25. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and wherein said at least two different biodegradable polymers have molecular weights differing by at least 20,000 g/mol (Mn). 26. Chewing gum comprising at least two different biodegradable polymers according to claim 21, wherein the molecular weight of said biodegradable elastomer plasticizer comprising said polyester obtained by polymerization of at least one cyclic ester is in the range of 500-19000 g/mol. 27. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and wherein said at least two different biodegradable polymers have a different glass transition temperature Tg. 28. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and wherein at least one of the at least two different biodegradable polymers has a glass transition temperature of at least +1° C. 29. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and wherein at least one of the at least two different biodegradable polymers has a glass transition temperature of less than 0° C. 30. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and wherein the resulting chewing gum has at least two different glass transition temperatures Tg. 31. Chewing gum comprising at least two different biodegradable polymers, wherein at least two of said biodegradable polymers comprise a polyester polymer, wherein at least one of said at least two different biodegradable polymers comprises an elastomer comprising a polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof and having a molecular weight of 10,000 to 250,000 g/mol (Mn), wherein at least one of said at least two different biodegradable polymers comprises at least one biodegradable elastomer plasticizer, said biodegradable plasticizer comprising at least one biodegradable polymer, wherein the chewing gum is substantially free of non-biodegradable polymers, wherein said at least one biodegradable polymer produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof has a polydispersity (PD) of 1.1 to 20, and 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. 32. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said chewing gum comprises at least one biodegradable elastomer in the amount of about 0.5 to about 70% by weight of the chewing gum, at least one biodegradable plasticizer in the amount of about 0.5 to about 70% by weight 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% by weight of the chewing gum. 33. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said chewing gum comprises flavoring agents. 34. Chewing gum comprising at least two different biodegradable polymers according to claim 33, wherein said chewing gum comprises flavoring agents in the amount of 0.01 to about 30% by weight, said percentage being based on the total weight of the chewing gum. 35. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said chewing gum comprises sweeteners. 36. Chewing gum comprising at least two different biodegradable polymers according to claim 35, wherein the chewing gum comprises bulk sweeteners in the amount of about 5 to about 95% by weight of the chewing gum. 37. Chewing gum comprising at least two different biodegradable polymers according to claim 35, wherein the chewing gum comprises high-intensity sweeteners in the amount of about 0 to about 3% by weight of the chewing gum. 38. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein the chewing gum comprises at least one softener in the amount of about 0 to about 18% by weight of the chewing gum. 39. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said chewing gum comprises active ingredients. 40. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein the chewing gum comprises filler in an amount of about 0 to about 50% by weight of the chewing gum. 41. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein the chewing gum comprises at least one coloring agent. 42. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein the chewing gum is coated with an outer coating. 43. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said chewing gum comprises at least one elastomer comprising said polyester obtained by polymerization of at least one cyclic ester and at least one elastomer plasticizer comprising at least one polyester produced through reaction of at least one alcohol or derivative thereof and at least one acid or derivative thereof. 44. Chewing gum comprising at least two different biodegradable polymers according to claim 1 wherein said chewing gum is substantially wax-free. 45. Chewing gum comprising at least two different biodegradable polymers according to claim 1, wherein said chewing gum comprises wax. 46. Chewing gum according to claim 1, wherein the chewing gum is a gum base. 47. Chewing gum comprising at least two different biodegradable polymers according to claim 28, wherein at least one of the at least two different biodegradable polymers having a glass transition temperature of at least +1° C. is a plasticizer.
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