Abstract: A method of generating a refined sugar stream that comprises xylose from a biomass hydrolysis solution including contacting a biomass hydrolysis solution that includes a population of mixed sugars comprising xylose, an acid, and impurities, with an extraction solvent to form an extraction mixture; and separating from said extraction mixture a first stream that includes the acid and a second, refined sugar stream that includes the extraction solvent and xylose. The extraction solvent is a tri-alkyl phosphine oxide, a dialkylsulfoxide, or a dialkylphosphite, or any combination thereof.

Abstract: A method of generating a refined sugar stream that comprises xylose from a biomass hydrolysis solution, including contacting a biomass hydrolysis solution that includes a population of mixed sugars comprising xylose, an acid, and impurities, with a thermally-phase separable solvent such as a glycol solvent to form an extraction mixture; and separating from said extraction mixture a first stream including the thermally-phase separable solvent, acid, and impurities and a second, refined sugar stream that comprises xylose. The thermally-phase separable solvent is an ethylene glycol or a propylene glycol ether, such as 2-butoxyethanol or 1-propoxy-propanol or any combination thereof.

Abstract: The present disclosure relates to methods for separating at least one amine chosen from diamines and omega-aminoacids from a feed mixture using a simulated moving bed (SMB) adsorptive technology.

Abstract: The present invention relates to an electrochemical process for generating or recovering hydrochloric acid from metal salt solutions such as acidic metal salt solutions and saline solutions. The process is useful for treating acidic salt solutions that are waste products from mineral processing or other industrial processes such as metal finishing, water softening, water treatment, reverse osmosis, electrodialysis, coal seam gas extraction, shale gas extraction and shale oil extraction, to generate high purity hydrochloric acid, metal salts and recycled water that may be re-used in the industrial process. An apparatus for performing the electrochemical process is also described.

Abstract: A system for separating components of a fluid containing at least a first component and a second component includes a device having an inlet for introducing the fluid into the device, a first outlet for directing the first component of the fluid from the device, and a second outlet for directing the second component of the fluid from the device. A material that has a gradient in properties is located in the device between the inlet and the first and second outlets. The material has a first portion with an affinity for the first fluid component and a second portion with an affinity for the second fluid component. The first portion is positioned with relation to the first outlet such that the first component is directed from said device through the first outlet. The second portion is positioned with relation to the second outlet such that the second component is directed from the device through the second outlet.

Abstract: A composition for weed control and fertilizer comprising an effective amount of iron hydroxyl ethylenediaminetriacetic acid, micromate, feed grade urea, a natural-based wetting agent, molasses desurgarized solubles, and water, and may further comprise glycerin, are provided. Methods for weed control and fertilization of plants comprising the steps of providing a composition comprising an effective amount of iron hydroxyl ethylenediaminetriacetic acid, micromate, feed grade urea, natural-based wetting agent, and molasses desurgarized solubles, and applying an effective amount of the composition to soil or a plant or a weed, are also provided.

Abstract: A process for the recovery of betaine from a raw material consisting essentially of molasses. The process includes a demineralization step, a conversion step and a separation step. In the demineralization step the overall amount of salts in the molasses is brought to a level lying below 2 wt. % (on overall dry matter). In the conversion step the molasses is subjected to the action of a fructan-forming enzyme, to form a fructan-containing molasses (fructan-molasses). Finally in the separation step, the fructan-molasses is subjected to a chromatographic separation, thereby obtaining a betaine-containing fraction. Whereby the demineralization step is executed prior to the separation step and whereby demineralization step may be executed prior to, during, or subsequent to the conversion step. The raw material may alternatively contain or consist essentially of thick juice.

Abstract: The invention relates to a method of separating and recovering xylose from a xylose-containing plant-based solution. The method is performed in a chromatographic separation system, which comprises one or more weak base anion exchange resins and optionally one or more other resins selected from strong acid cation exchange resins and weak acid cation exchange resins, by passing the solution through the separation system, followed by recovering at least one fraction enriched in xylose. Optionally, a rhamnose fraction may also be recovered.

Abstract: The present invention relates to a process and, more specifically, to a process for the removal of components from a starting material. Optionally, the process is used for the removal of contaminants from ion exchange regenerant material.

Abstract: The present invention relates to methods of processing lignocellulosic material to obtain hemicellulose sugars, cellulose sugars, lignin, cellulose and other high-value products. Also provided are hemicellulose sugars, cellulose sugars, lignin, cellulose, and other high-value products.

Abstract: The present invention relates to a method for producing low-ash poultry plasma protein powder by utilizing poultry blood. Specifically, the method of the present invention comprises the steps of: mixing the poultry blood with an anticoagulant to obtain anticoagulated whole blood; centrifugally separating the anticoagulated whole blood to obtain plasma liquid; de-calcifying the plasma liquid via a precipitation reaction, ultra-filtrating the plasma liquid via a ultra-filtration membrane, emulsifying, and nano-filtrating to obtain the concentrated plasma liquid; and drying the concentrated plasma liquid to obtain the poultry plasma protein powder. The method of the present invention effectively overcomes the defect of difficult poultry blood deep processing, achieves the recycling of poultry blood resource, avoids wasting resources, and reduces environmental pollution; and the produced plasma protein powder has the advantages of high protein content, good palatability, balanced amino acid and the like.

Abstract: A chromatographic method for separating a sugar from a sugar-containing liquid feed mixture by: contacting the liquid feed mixture with a stratum of cation exchange resin comprising a crosslinked copolymer matrix functionalized with sulfonic acid groups, and recovering a first product stream from the stratum that has a higher purity of the sugar than present in the liquid feed mixture. The method is characterized by the stratum of cation exchange resin including: i) at least 80 wt % of cation exchange resin including alkaline earth counter ions, and ii) at least 5 wt % of cation exchange resin including alkali earth counter ions.

Abstract: Systems for treating biomass for the production of ethanol are disclosed. The systems are configured to treat a liquid component separated from biomass to yield sugars available to be fermented into a fermentation product. The systems comprise a filter configured to remove particulate matter to provide a filtered component and an apparatus configured to remove inhibitors from the filtered liquid component provide a treated liquid component comprising sugars available for fermentation. Methods for treating for treating biomass useful in the production of a fermentation product are also disclosed. The methods include the steps of filtering a liquid component to remove particulate matter thereby yielding a filtered liquid component, and treating the filtered liquid component to remove inhibitors thereby yielding a treated liquid component comprising sugars available to be fermented into a fermentation product.

Abstract: The invention relates to a method for separating betaine from fermentation process solutions, vinasse and other sugar beet based solutions on a weakly acid cation exchange resin in H+-form in the chromatographic separation process. The present invention relates also to use of a weakly acid cation exchange resin in H+-form for the chromatographic separation of betaine.

Abstract: The invention relates to a nanofiltration process for enriching and concentrating a neutral organic compound into the permeated liquid with negative retention.

Abstract: This invention refers to a process for purifying sugar syrup, usually called liquid sugar, prepared with raw granulated cane sugar, in order to obtain a product called purified liquid sugar, with a degree of purity, referred to the content of ashes and color, similar or greater that the purity of a syrup prepared from refined granulated cane sugar, which is equivalent to a content of ICUMSA conductimetric ashes below 0.04% and a color of less than 45 ICUMSA units. The increase in direct reducing sugars content in the product is less than 0.2% with respect to the content of reducing sugars present in raw granulated cane sugar used as raw material for this process, and the pH is kept in the range of 6.0 to 7.5.

Abstract: A system and process for refining raw sugar, comprising a melting unit configured to receive the raw sugar and an eluent to produce a melt liquor, a decolorization unit configured to receive the melt liquor and to produce a fine liquor, a crystallization unit configured to fractionate high-purity crystalline sucrose from the fine liquor and to provide a run-off syrup, a softening unit configured to receive the run-off syrup to produce a softened syrup, at least one separation unit configured to receive the softened syrup to produce a low-invert sucrose product, and a recycle line configured to relay the low-invert sucrose product from the at least one separation unit to the melting unit.

Abstract: An integrated process for the conversion of carbohydrate containing materials to gasoline boiling range hydrocarbons is disclosed. A carbohydrate containing material may be converted to a hydrogenated carbohydrate containing material with a bi-functional catalyst. The hydrogenated carbohydrate containing material may be reacted in the presence of another catalyst to form a reaction product containing non-aromatic and aromatic gasoline boiling range hydrocarbons.

Abstract: The process according to the invention, for producing sugar products from fruits, comprising the steps of: i) demineralizing and decolorizing a fruit juice so as to bring its solid content to comprise from 99% wt to 99.99% wt of a mixture of saccharides, alcohols and flavonoids; iii) separating by chromatography the demineralized and decolorized fruit juice so as to obtain a glucose-enriched fraction or a fructose-enriched fraction from the fruit juice. The solid content of the glucose-enriched fraction comprises at least from 70% wt to 99.99% wt of glucose; the solid content of the fructose-enriched fraction comprises from 70% wt to 99.99% wt of fructose. The low content of anions and cations of the fruit juice to be is treated by chromatography greatly increase the yield of the chromatographic treatment and the purity of the glucose- and fructose-enriched fractions obtained through it.

Abstract: A process for obtaining white sugar from e.g. sugar cane by treating the crude sugar juice with acid activated bentonite preferably selected from the group of smectites, whereby the acid activated bentonite mixture replaces the traditional environmental unfriendly sulfitation process. The acid-activated clay together with polyaluminium salts, and preferably phosphoric and/or sulfuric acid allows obtaining a high quality white sugar.

Abstract: The present invention provides a process for obtaining a product stream comprising one or more sulfate salts of potassium, sodium or ammonium from a sugar stream resulting from [processing a lignocellulosic feedstock, said sugar stream which includes calcium sulfate and one or more of these sulfate salts. The process comprises (i) treating the sugar stream to remove calcium, thereby producing a sugar stream containing substantially no calcium, and obtaining a salt stream comprising a calcium salt; (ii) choosing a feed stream that is either (a) a clarified salt stream derived from the salt stream of step (i) after removal of calcium therefrom; or (b) the sugar stream containing substantially no calcium that is produced in step (i); (iii) introducing the feed stream chosen in step (ii) to an ion exchange bed; and (iv) regenerating the ion exchange resin bed of step (iii) with sulfuric acid to produce the product stream.

Abstract: A method of inverting sucrose, including (i) determining an initial solids concentration of an aqueous sucrose solution, an initial bed volume of a sucrose inversion resin system, a minimum target inversion percentage, a maximum target inversion percentage, a target maximum hydroxymethylfuran (HMF) concentration, a minimum target pH, or a maximum target pH; (ii) contacting the sucrose inversion resin system with the aqueous sucrose solution under conditions of aqueous solution flow rate and aqueous solution temperature to produce an inverted sucrose solution having an inversion percentage, an HMF concentration, and a pH; (iii) observing an instantaneous inversion percentage, an instantaneous HMF concentration, or an instantaneous pH of the inverted sucrose solution; and, if appropriate; (iv) changing at least one of the aqueous solution flow rate or the aqueous solution temperature to yield a product having a desired inversion percentage, HMF concentration, and/or pH.

Abstract: The present invention relates to a chromatographic separation process for fractionating betaine-containing solutions by utilizing fractions comprising parts of the separation profile as a substituent of the eluent in a novel and inventive manner. The process provides improved separation capacity and separation efficiency without affecting the yield or purity of betaine or other products. The process can especially be applied to sequential SMB separation systems.

Abstract: Problems Development of a process of producing inexpensive and safe hexose and compositions of the same. Means for Resolution A process of producing a sugar composition comprising a definite amount of an target hexose, comprising treating a starting liquid sugar material comprising a starting sugar material hexose or a mixture comprising hexose in a system in the presence of one or more types selected from the group consisting of basic ion exchange resins, alkalis and calcium salts to initiate an isomerization reaction as an equilibrium reaction to transform the starting sugar material hexose to the target hexose to prepare a sugar mixture comprising a definite amount of the target hexose and having a sugar constitution different from that of the starting sugar material, and hexose compositions containing D-allose and D-psicose and the use of the hexose compositions.

Abstract: The process includes phases of: (I) treatment, initial clarification and concentration (TC) of sugar cane juice, with 13-18° Brix, through treatment, decantation and concentration of the juice, for a syrup concentration of 60-65° Brix; (II) initial clarification and decoloration (CD) of the syrup, with removal of insoluble materials and turbidity, through: (a) flotation of the syrup, (b) filtration of the flotated syrup, (c) demineralization of the filtrated syrup, (d) decoloration of the syrup in a second ionic change column (C2), containing an anionic resin bed, and (e) polish of the syrup in a third ionic change column (C3) containing an anionic resin bed; (III) cooking and crystallization (CC) of the syrup in sugar crystals and their centrifugation for separation of the remaining runoff syrup; and (IV) drying and storage (DS) of the granulated refined sugar.

Abstract: We disclose a method of inverting sucrose, including (i) determining an initial solids concentration of an aqueous sucrose solution (solidsi), an initial bed volume (BVi) of a sucrose inversion resin system, a minimum target inversion percentage (invert %min), a maximum target inversion percentage (invert %max), a target maximum hydroxymethylfuran (HMF) concentration (HMFmax), a minimum target pH (pHmin), or a maximum target pH (pHmax); (ii) contacting the sucrose inversion resin system with the aqueous sucrose solution under conditions of aqueous solution flow rate in BVi/hr (ratep) and aqueous solution temperature in ° C.

Abstract: The present invention relates to a chromatographic separation process for fractionating solutions containing sugars, sugar alcohols, sugar acids and/or betaine by utilizing fractions comprising parts of the separation profile as a substituent of the eluent in a novel and inventive manner. The starting solutions are typically multicomponent plant-based extracts and hydrolysates, stillages, and fermentation products and derivatives thereof. The process prow vides improved separation capacity and separation efficiency without affecting the yield or purity of product components, such as sugars, sugar alcohols, sugar acids, and betaine. The process can especially be applied to sequential SMB separation systems.

Abstract: The current invention relates to a continuous process for preparing heat an alkali stable polyol composition. Alkali is added to the feed of the anion exchange resin and is allowing running the resin battery in full service mode.

Abstract: A process for separating fructose and glucose from mixtures of fructose and glucose from a liquid phase feed solution or a solid mixture containing the fructose and glucose is disclosed. The process implements ionic liquids as selective solvents that dissolve fructose and glucose in large quantities, but at different proportions which are then separated by filtration into a precipitate and a solution of ionic liquid enriched with the other sugar. The process also involves separation of the sugars from the ionic liquid enriched with the other sugar which is accomplished by one of various processes such as extraction with water in a centrifuge or cooling to reduce the solubility of sugar and then filtration. The ionic liquid is then recycled.

Abstract: The current invention relates to a process for preparing maltitol enriched products and said process is chromatographically fractionating a maltose syrup followed by hydrogenating it into a liquid maltitol enriched product and optionally solidification or crystallization of maltitol. Liquid, solid and crystalline maltitol of different purities are obtainable by a single process.

Abstract: A process for producing sugar products from grapes includes treating a solution of liquid rectified concentrated must by chromatography, to separate at least one sugar contained in it. A plant for producing sugar products from grapes comprises a plurality of columns connected together in series, each column implementing in succession all steps of the chromatographic process, but implementing steps of the process which are different from the other columns. A recirculation step is provided in passing from one step to the next.

Abstract: A method for purifying a sucrose material already in a high purity liquid, crystalline or other form of sucrose, such as raw sugar, utilizing chromatography, or utilizing chromatography in connection with other methods of purification.

Abstract: This invention refers to a process for purifying sugar syrup, usually called liquid sugar, prepared with raw granulated cane sugar, in order to obtain a product called purified liquid sugar, with a degree of purity, referred to the content of ashes and color, similar or greater that the purity of a syrup prepared from refined granulated cane sugar, which is equivalent to a content of ICUMSA conductimetric ashes below 0.04% and a color of less than 45 ICUMSA units. The increase in direct reducing sugars content in the product is less than 0.2% with respect to the content of reducing sugars present in raw granulated cane sugar used as raw material for this process, and the pH is kept in the range of 6.0 to 7.5.

Abstract: The invention relates to an industrially useful process for the recovery of sucrose and/or non-sucrose components. The process comprises (i) providing a solution of sugar beet and/or sugar cane origin selected from molasses, sugar juices and liquors, wherein said sugar juices are non-nanofiltered during the process; (ii) subjecting said solution to electrodialysis for removing therefrom inorganic and organic anions and cations and organic acids; (iii) subjecting the electrodialyzed solution to a chromatographic separation for obtaining sucrose and non-sucrose components in separate fractions; and (iv) recovering a product selected from sucrose and non-sucrose components from at least one of said fractions. The invention also relates to the use of electrodialysis for improving the efficiency of chromatographic separation in the industrial recovery of sucrose and/or non-sucrose components.

Abstract: Improved processes for the purification of raw or refined sugar, or sucrose, to produce sucrose and sucrose-related products having substantially no inorganic impurities are described, wherein the processes include the use of both cation and anion exchange resins. In accordance with the process, a sucrose starting material, such as refined sugar or invert syrup, is dissolved in water at a temperature sufficient to dissolve the sucrose product and produce a low visicosity sucrose solution having not more than about 76 wt. % solids. Thereafter, the process includes contacting the low viscosity sucrose solution with one or more ion exchange resin beds, which can be separate or mixed, for a time sufficient to yield a highly-purified sucrose product that is substantially free of inorganic elemental impurities.

Abstract: 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.

Abstract: A process for obtaining one or more than one salt of an organic acid(s), or organic acid(s), from an aqueous sugar stream comprising one or more than one mineral acid and the organic acid(s) is provided. The process comprises introducing the aqueous sugar stream to a separation system comprising one or more beds of anion exchange resin and obtaining a stream therefrom comprising the sugar. The one or more beds of anion exchange resin are then regenerated in one or more stages to produce at least one product stream comprising the organic acid, a salt of the organic acid, or a combination thereof, and a separate outlet stream comprising the mineral acid, a salt of the mineral acid, or a combination thereof. The product stream is then recovered. The separation may be conducted with two separation units, or using a single anion exchange unit.

Abstract: Method for preparing highly pure L-iditol, consisting in subjecting a mixture of L-iditol and of L-sorbose to a chromatographic treatment, in such a way as to obtain at least two fractions, one of which is highly enriched in L-iditol and the other of which is highly enriched in L-sorbose.

Abstract: A process for treating clarified sugar cane juice includes subjecting, in a first treatment stage, the juice to purification to remove particles larger than about 0.1 micron. The clarified sugar juice then passes through a primary ion exchange stage in which it is sequentially brought into contact with at least one strong acid cation ion exchange resin in the hydrogen form and thereafter with at least one weak base anion ion exchange resin in the hydroxide form, to effect primary demineralization of the sugar juice. Thereafter the sugar juice is passed through a secondary ion exchange stage in which it is sequentially brought into contact with at least one strong base anion ion exchange resin in the hydroxide form and thereafter with at least one acid cation ion exchange resin, to effect secondary demineralization of the sugar juice. Sugar products are recovered from the resultant purified sugar solution.

Abstract: A method for purifying a sucrose material already in a high purity liquid, crystalline or other form of sucrose, such as raw sugar, utilizing chromatography, or utilizing chromatography in connection with other methods of purification.

Abstract: The present invention relates to a process for selectively removing undesired oligosaccharides from aqueous mixtures such as plant processing waste products, including soy whey and other vegetable wheys, using an ultrastabilized large pore, hydrophobic zeolite Y. The resulting solution, which contains isoflavones and digestible sugars such as glucose, fructose and sucrose, can serve as the basis for a nutritious new product.

Abstract: A method for purifying a sucrose material already in a high purity liquid, crystalline or other form of sucrose, such as raw sugar, utilizing chromatography, or utilizing chromatography in connection with other methods of purification.

Abstract: “PROCESS OF DIRECT REFINED SUGAR PRODUCTION”, being a process that uses the sugar syrup as raw material to produce granulated refined sugar, characterized by changing the conventional process of non-refinated sugar production by the addition of three modules designated as clarification, decoloration and new cooking process that, together with the conventional plant, allow the production of refined sugar, and there is not necessity of crystallized sugar dissolution, followed by its recrystallization.

Abstract: The present invention provides a process for obtaining a product stream comprising one or more sulfate salts of potassium, sodium or ammonium from a sugar stream resulting from [processing a lignocellulosic feedstock, said sugar stream which includes calcium sulfate and one or more of these sulfate salts. The process comprises (i) treating the sugar stream to remove calcium, thereby producing a sugar stream containing substantially no calcium, and obtaining a salt stream comprising a calcium salt;(ii) choosing a feed stream that is either (a) a clarified salt stream derived from the salt stream of step (i) after removal of calcium therefrom; or (b) the sugar stream containing substantially no calcium that is produced in step (i); (iii) introducing the feed stream chosen in step (ii) to an ion exchange bed; and (iv) regenerating the ion exchange resin bed of step (iii) with sulfuric acid to produce the product stream.

Abstract: The invention is directed to a process for obtaining white sugar from sugar cane by treating the crude sugar juice with acid activated bentonite selected from the group of smectites, whereby the acid activated bentonite mixture replaces the traditional environmental unfriendly sulfitation process, wherein the mineral bentonite together with aluminium and iron sulfates, phosphoric and sulfuric acid and acid salt solutions allows to obtain a high quality white sugar.

Abstract: A process for producing sugar products from grapes includes treating a solution of liquid rectified concentrated must by chromatography, to separate at least one sugar contained in it. A plant for producing sugar products from grapes comprises a plurality of columns connected together in series, each column implementing in succession all steps of the chromatographic process, but implementing steps of the process which are different from the other columns. A recirculation step is provided in passing from one step to the next.

Abstract: We disclose a method of inverting sucrose, including (i) determining an initial solids concentration of an aqueous sucrose solution (solidsi), an initial bed volume (BVi) of a sucrose inversion resin system, a minimum target inversion percentage (invert %min), a maximum target inversion percentage (invert %max), a target maximum hydroxymethylfuran (HMF) concentration (HMFmax), a minimum target pH (pHmin), or a maximum target pH (pHmax); (ii) contacting the sucrose inversion resin system with the aqueous sucrose solution under conditions of aqueous solution flow rate in BVi/hr (ratep) and aqueous solution temperature in ° C.

Abstract: This invention is directed to a novel process in which raw sugarcane juice is first refined through a number of steps and then bioenzymatically converted into refined invert syrup or glucose-fructose concentrated solution using a reactor packed with immobilized invertase. The refining steps preferably include a first filtration (particle filtration or microfiltration) followed by a second filtration (microfiltration or ultrafiltration) and then at least one pass through a column packed with an anionic exchange resin. The refined sugarcane juice can be optionally concentrated and/or pasteurized before passing through a reactor packed with immobilized invertase to convert sucrose to glucose-fructose.

Abstract: The present invention relates to a method of separating sugars and sugar alcohols from each other. More particularly the present invention relates to the use of a weakly basic anion exchange resin in a chromatographic separation process. The advantage of the present invention compared with the prior art is that it is especially suitable for separating reducing sugars in acidic conditions as well as for example in weakly acidic conditions. The method using chromatographic separation comprises at least one step where a weakly basic anion exchange resin is used in a chromatographic column or in a part of a column.

Abstract: A purification method employs nanofiltration of an aqueous solution containing one or several sugars, multivalent cations, monovalent metal cations, monovalent anions and multivalent inorganic anions and/or organic acid anions. The method includes replacement of at least a part of said multivalent cations and/or said multivalent inorganic anions and organic acid anions respectively by monovalent metal cations and/or monovalent anions to produce a solution. Nanofiltration of the solution is carried out to obtain a retentate, and at least part of the retentate is subject to crystallization.