Patents Assigned to Danisco Sweeteners Oy
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Patent number: 8192775Abstract: The present invention relates to microcrystallized polyol comprising at least two polyols, wherein said polyols are selected from the group consisting of maltitol, xylitol and lactitol and wherein said composition contains at least 35% by weight of each of at least two of said polyols microcrystallized together into a solid microcrystalline product. The present invention also relates to a process for the microcrystallization of polyols into a polyol composition. The microcrystallized polyol composition can be used in confectionery, foodstuffs, oral hygiene products and pharmaceuticals and in dietetic products.Type: GrantFiled: October 28, 2010Date of Patent: June 5, 2012Assignee: Danisco Sweeteners OyInventors: Olli-Pekka Eroma, Johanna Nygren, Heikki Heikkila, Per Bo Sorensen, Marja-Leena Sarkki, Ian Fairs, Hakan Gros
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Publication number: 20110123692Abstract: The present invention relates to microcrystallized polyol comprising at least two polyols, wherein said polyols are selected from the group consisting of maltitol, xylitol and lactitol and wherein said composition contains at least 35% by weight of each of at least two of said polyols microcrystallized together into a solid microcrystalline product. The present invention also relates to a process for the microcrystallization of polyols into a polyol composition. The microcrystallized polyol composition can be used in confectionery, foodstuffs, oral hygiene products and pharmaceuticals and in dietetic products.Type: ApplicationFiled: October 28, 2010Publication date: May 26, 2011Applicant: DANISCO SWEETENERS OYInventors: Olli-Pekka Eroma, Johanna Nygren, Heikki Heikkila, Per Bo Sorensen, Marja-Leena Sarkki, Ian Fairs, Hakan Gros
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Patent number: 7838055Abstract: The present invention relates to a microcrystallized polyol comprising at least two polyols, wherein said polyols are selected from the group consisting of maltitol, xylitol and lactitol and wherein said composition contains at least 25% by weight of each of at least two of said polyols microcrystallized together into a solid microcrystalline product. The present invention also relates to a process for the microcrystallization of polyols into a polyol composition. The microcrystallized polyol composition can be used in confectionery, foodstuffs, oral hygiene products and pharmaceuticals and in dietetic products.Type: GrantFiled: July 2, 2003Date of Patent: November 23, 2010Assignee: Danisco Sweeteners OyInventors: Olli-Pekka Eroma, Johanna Nygren, Heikki Heikkila, Per Bo Sorensen, Marja-Leena Sarkki, Ian Fairs, Hakan Gros
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Patent number: 7722721Abstract: The invention relates to a process of recovering galactose from a solution derived from plant-based biomass. In the process of the invention, the starting solution is subjected to one or more chromatographic fractionation steps, which may carried out with a strongly basic anion exchange resin and optionally with a strongly acid cation exchange resin, in any desired sequence, followed by recovering at least one fraction enriched in galactose. The galactose fraction thus obtained is further purified by crystallization to obtain crystalline galactose. The invention also relates to non-animal derived crystalline D-galactose.Type: GrantFiled: March 5, 2007Date of Patent: May 25, 2010Assignee: Danisco Sweeteners OyInventors: Heikki Heikkilä, Katja Häkkä, Juho Jumppanen, Pia Saari, Nina Nurmi, Vili Ravanko
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Patent number: 7625728Abstract: Effective processes are provided for the production of xylitol and ethanol and other products from solutions derived from lignocellulose-containing material in biomass. The solutions can be hydrolyzed or partially hydrolyzed before being fermented with microbes. The fermented solution can be distilled and can be subsequently separated, such as, by chromatographic separation, membrane separation, etc. The recovered xylitol solution can be crystallized to provide pure xylitol crystals.Type: GrantFiled: June 30, 2006Date of Patent: December 1, 2009Assignee: Danisco Sweeteners OyInventors: Olli-Pekka Eroma, Heikki Heikkila, Heikki Ojamo, Päivi Sarmala, Göran Hyöky, Leena Rahkila, Marja-Leena Sarkki, Tapio Viljava
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Patent number: 7482144Abstract: The invention relates to a method for the production of xylitol, the method comprising (a1) providing (i) a microorganism having xylanolytic activity, and (ii) a microorganism capable of converting a pentose sugar to xylitol; or (a2) providing a microorganism having xylanolytic activity and being capable of converting a pentose sugar to xylitol, (b) culturing the microorganism of step (a1) (i) or the microorganism of step (a2) in a medium comprising polymer or oligomer materials containing pentose sugars in conditions sufficient for enabling hydrolysis of said polymers or oligomers by the microorganism; (c) producing xylitol in the microorganism of step (a1) (ii) or in the microorganism of step (a2) by bioconversion of the hydrolysis products obtained in step (b), and (d) recovering said xylitol produced. The invention also relates to a microorganism, which has xylanolytic activity and has been genetically modified (i) to enhance its xylanolytic activity, and (ii) to reduce its xylitol metabolism.Type: GrantFiled: January 13, 2003Date of Patent: January 27, 2009Assignee: Danisco Sweeteners OyInventors: Heikki Ojamo, Merja Penttila, Heikki Heikkila, Jaana Uusitalo, Marja Ilmen, Marja-Leena Sarkki, Maija-Leena Vehkomaki
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Publication number: 20080060638Abstract: The invention relates to removing crystallization inhibitors from a solution comprising one or more reducing sugars by nanofiltration, hydrolysis and/or chromatography. The reducing sugars are typically selected from fructose and xylose.Type: ApplicationFiled: November 19, 2007Publication date: March 13, 2008Applicant: Danisco Sweeteners OyInventors: Hannu Koivikko, Minna Kaarto, Heikki Heikkila, Mirja Lindroos, Juha Nurmi
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Patent number: 7314528Abstract: The invention relates to removing crystallization inhibitors from a solution comprising one or more reducing sugars by nanofiltration, hydrolysis and/or chromatography. The reducing sugars are typically selected from fructose and xylose.Type: GrantFiled: January 22, 2007Date of Patent: January 1, 2008Assignee: Danisco Sweeteners OyInventors: Hannu Koivikko, Minna Kaarto, Heikki Heikkilä, Mirja Lindroos, Juha Nurmi
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Publication number: 20070155677Abstract: The invention relates to a process of recovering galactose from a solution derived from plant-based biomass. In the process of the invention, the starting solution is subjected to one or more chromatographic fractionation steps, which may carried out with a strongly basic anion exchange resin and optionally with a strongly acid cation exchange resin, in any desired sequence, followed by recovering at least one fraction enriched in galactose. The galactose fraction thus obtained is further purified by crystallization to obtain crystalline galactose. The invention also relates to non-animal derived crystalline D-galactose.Type: ApplicationFiled: March 5, 2007Publication date: July 5, 2007Applicant: Danisco Sweeteners OyInventors: Heikki Heikkila, Katja Hakka, Juho Jumppanen, Pia Saari, Nina Nurmi, Vili Ravanko
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Patent number: 7229558Abstract: A method for fractionating a solution into two or more fractions. More particularly the invention relates to a method for fractionating a solution by a chromatographic simulated moving bed (SMB) process in which the dissolved substances present in the feedstock are separated in the partial packed beds, and the formed separation profile is circulated more than once or less than once through the chromatographic separation loop during one cycle.Type: GrantFiled: January 11, 2005Date of Patent: June 12, 2007Assignee: Danisco Sweeteners OyInventors: Heikki Heikkilä, Jari Lewandowski, Jarmo Kuisma
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Patent number: 7226761Abstract: The invention relates to the methods of manufacturing five-carbon sugars and sugar alcohols as well as other compounds derived from pentose-phosphate pathway from readily available substrates such a hexoses using metabolically engineered microbial hosts.Type: GrantFiled: July 20, 2001Date of Patent: June 5, 2007Assignee: Danisco Sweeteners OyInventors: Andrei Miasnikov, Heikki Ojamo, Mira Povelainen, Hakan Gros, Mervi Toivari, Peter Richard, Laura Ruohonen, Kari Koivuranta, John Londesborough, Aristos Aristidou, Merja Penttila, Claire Plazanet-Menut, Josef Deutscher
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Patent number: 7109005Abstract: Effective processes are provided for the production of xylitol and ethanol and other products from solutions derived from lignocellulose-containing material in biomass. The solutions can be hydrolyzed or partially hydrolyzed before being fermented with microbes. The fermented solution can be distilled and can be subsequently separated, such as, by chromatographic separation, membrane separation, etc. The recovered xylitol solution can be crystallized to provide pure xylitol crystals.Type: GrantFiled: October 25, 2001Date of Patent: September 19, 2006Assignee: Danisco Sweeteners OyInventors: Olli-Pekka Eroma, Heikki Heikkila, Heikki Ojamo, Päivi Sarmala, Göran Hyöky, Leena Rahkila, Marja-Leena Sarkki, Tapio Viljava
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Patent number: 7022239Abstract: The present invention relates to a method of fractionating liquid mixtures or solutions, comprising the steps of subjecting a feed in the form of a liquid mixture or solution to a first chromatographic separation, thereby recovering at least a fraction (A) and a fraction (B) both containing a first component or product, subjecting a mixture or solution derived from or comprising said fraction (A) to a second chromatographic separation, thereby recovering at least a fraction (C) rich in said first component or product and subjecting a mixture or solution derived from or comprising said fraction (B) to a third chromatographic separation, thereby recovering at least a fraction (D) also rich in said first component or product, and whereby at least two fractions are recovered from the second and third chromatographic separations.Type: GrantFiled: March 14, 2003Date of Patent: April 4, 2006Assignee: Danisco Sweeteners OyInventors: Heikki Heikkilä, Jarmo Kuisma, Jari Lewandowski, Hannu Paananen, Vili Ravanko, Jukka Rinne
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Patent number: 7008485Abstract: The invention relates to a process of separating compounds with a small molar mass from compounds having a molar mass less than 1.9 times that of the compounds with a small molar mass using nanofiltration. The compounds with a small molar mass have a typical molar mass less than 250 g/mol. In one embodiment of the invention, pentose sugars are separated from hexose sugars. The invention can be applied to the recovery of xylose from spent liquors and to the recovery of betaine from sugar beet pulp extracts, for example.Type: GrantFiled: December 28, 2001Date of Patent: March 7, 2006Assignee: Danisco Sweeteners OyInventors: Heikki Heikkila, Mika Manttari, Marianne Nystrom, Mirja Lindroos, Hannu Paananen, Outi Puuppo, Hannu Koivikko
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Patent number: 6987183Abstract: The present invention is directed to a method comprising a multistep process for recovering one or more monosaccharides from a solution containing at least two monosaccharides selected from the group consisting of rhamnose, arabinose, xylose and mixtures thereof by using chromatographic separation comprising at least one step, where a weak acid cation exchange resin is used for the chromatographic separation.Type: GrantFiled: September 28, 2001Date of Patent: January 17, 2006Assignee: Danisco Sweeteners OyInventors: Heikki Heikkila, Juho Jumppanen, Ve{grave over (s)}a Kurula, Vili Ravanko, Tiina Tervala, Nina Mayra
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Patent number: 6924371Abstract: The invention relates to the use of a weakly acid cation exchange resin for chromatographic separation of carbohydrates. In the invention the hydrophilic/hydrophobic interaction of carbohydrates, sugars and sugar alcohols with the weakly acid cation exchange resin is utilized. The weakly acid cation exchange resin is used for separation of hydrophobic saccharides, such as deoxy, methyl and anhydrosugars and anhydrosugaralcohols from more hydrophilic saccharides.Type: GrantFiled: March 31, 2003Date of Patent: August 2, 2005Assignee: Danisco Sweeteners OyInventors: Ari Kärki, Heikki Heikkilä, Juho Jumppanen, Jari Tiihonen, Tiina Tervala, Nina Mäyrä, Vili Ravanko, Hannu Paananen, Erkki Paatero
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Patent number: 6896811Abstract: A method for fractionating a solution into two or more fractions. More particularly the invention relates to a method for fractionating a solution by a chromatographic simulated moving bed (SMB) process in which the dissolved substances present in the feedstock are separated in the partial packed beds, and the formed separation profile is circulated more than once or less than once through the chromatographic separation loop during one cycle.Type: GrantFiled: May 9, 2002Date of Patent: May 24, 2005Assignee: Danisco Sweeteners OyInventors: Heikki Heikkilä, Jari Lewandowski, Jarmo Kuisma
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Patent number: 6894199Abstract: The present invention relates to the production of xylitol. In particular, processes utilising L-xylose as an intermediate for xylitol production are described. The present invention also relates to process for the preparation or L-xylose, as an intermediate, by-product or end-product to be used per se.Type: GrantFiled: April 29, 2002Date of Patent: May 17, 2005Assignee: Danisco Sweeteners OyInventors: Heikki Heikkilä , Heikki Ojamo, Matti Tylli, Vili Ravanko, Juha Nurmi, Piia Haimi, Raimo Alen, Hannu Koivikko
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Patent number: 6872316Abstract: The invention relates to a process of producing a xylose solution from a biomass hydrolysate by subjecting the biomass hydrolysate to nanofiltration and recovering as the nanofiltration permeate a solution enriched in xylose. The biomass hydrolysate used as starting material is typically a spent liquor obtained from a pulping process.Type: GrantFiled: December 28, 2001Date of Patent: March 29, 2005Assignee: Danisco Sweeteners OyInventors: Heikki Heikkilä , Mika Mänttäri, Mirja Lindroos, Marianne Nyström
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Publication number: 20050061313Abstract: The invention relates to the recovery of deoxy sugars, such as fucose from biomass-derived solutions, such as spent liquors obtained from pulping processes. The invention is based on the use of chromatographic fractionation with specific column packing materials and combinations thereof. The deoxy sugar product obtained from the chromatographic fractionation may be further purified by crystallization. The invention also provides a novel crystalline fucose product and a novel process for the crystallization of fucose.Type: ApplicationFiled: September 24, 2003Publication date: March 24, 2005Applicant: Danisco Sweeteners OyInventors: Juho Jumppanen, Vili Ravanko, Heikki Heikkila, Juha Nurmi, Nina Nurmi, Pia Saari, Katja Hakka, Jari Lewandowski