WO2007026817A1 - バイオマスを原料とする糖組成物の製造方法 - Google Patents
バイオマスを原料とする糖組成物の製造方法 Download PDFInfo
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- WO2007026817A1 WO2007026817A1 PCT/JP2006/317212 JP2006317212W WO2007026817A1 WO 2007026817 A1 WO2007026817 A1 WO 2007026817A1 JP 2006317212 W JP2006317212 W JP 2006317212W WO 2007026817 A1 WO2007026817 A1 WO 2007026817A1
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- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13K—SACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
- C13K1/00—Glucose; Glucose-containing syrups
- C13K1/02—Glucose; Glucose-containing syrups obtained by saccharification of cellulosic materials
Definitions
- the present invention relates to a method for producing a sugar composition such as oligosaccharide or glucose by performing an acid treatment using biomass as a raw material.
- the woody biomass that can be expected to be supplied most in the biomass has a physically and chemically strong structure in which the crystal structure of cellulose fibers forms a complex with lignin.
- the cell mouth is a polymer of D-glucose with j81-4 bonds and is composed of a crystalline region and an amorphous region.
- the other polysaccharide is hemicellulose and is composed of various monosaccharides such as xylose, arabinose and mannose.
- Lignin is an aromatic polymer based on phenolpropane and has a different structure from sugar compositions such as cellulose and hemicellulose. From a chemical standpoint, wood is composed of a major component of about 50% cellulose, about 20% to 30% hemicellulose, and about 20 to 30% lignin, and several percent of minor components (non-patent literature). 1).
- woody biomass or woody biomass content such as thinned wood, building waste, industrial waste, domestic waste, agricultural waste, etc. are either landfilled or incinerated
- dioxin problems caused by the incineration disposal of the disposal site, etc.
- the current processing method is approaching its limit. Since woody biomass can be a useful biochemical raw material and energy resource, the development of technologies that extract useful components while reducing waste reduction is desired as a countermeasure against environmental and energy problems. Yes.
- Non-Patent Documents 2 to 5 methods for biomass conversion have been widely performed, such as pyrolysis, gasification, and anaerobic fermentation.
- methods for obtaining ethanol by fermentation after acid or enzymatic hydrolysis are widely studied.
- the enzyme hydrolysis reaction requires the enzyme molecules to enter the target biomass voids, so that chemical, physical and microbial methods need to be pretreated to bring the enzyme into contact with the substrate. This is a barrier to practical use due to cost reasons.
- the acid saccharification method by acid hydrolysis a method of hydrolyzing polysaccharides such as cellulose and micelle mouth, which are main components, into monosaccharides and separating them from lignin of an aromatic polymer, As shown in the above-mentioned book, it has been tackled for a long time.
- the saccharification methods that have been proposed so far are roughly classified into the dilute acid method and the concentrated acid method, depending on the concentration of the acid used as the catalyst.
- the dilute acid method is a method that aims at sugarcane by using several percent sulfuric acid at a reaction temperature of 120 ° C, sometimes 240 ° C.
- the concentrated acid method uses about 70% sulfuric acid or about 40% hydrochloric acid, which is lower than the dilute acid method! It is difficult to recover the corrosion and acid.
- Amorphous cellulose obtained by vigorous stirring at a temperature of 30 to 60 ° C in a state in which a cellulosic substance is dissolved and Z or swollen in phosphoric acid having a concentration of 70% by mass or more.
- cellooligosaccharide is degraded with cellulase (Patent Document 1).
- a cellulose material is dissolved in a metal chelate caustic swelling solvent such as cadoxene and hydrolyzed with dilute sulfuric acid (Patent Document 3).
- Patent Document 5 In order to destroy the microstructure, it is treated with mineral acid and acetic acid for the purpose of acetylation (Patent Document 5).
- the sugar sugar method using acid has a problem in production cost, such as high temperature / high pressure conditions or strong stirring conditions are required for any reaction.
- the oligosaccharide is a combination of several monosaccharides such as glucose and fructose, and includes a furato-oligosaccharide, a soybean oligosaccharide, a galata-oligosaccharide, a xylo-oligosaccharide, and a guaro-oligosaccharide.
- These oligosaccharides are said to have an action to prevent the decay of the intestinal cholesterol and bile acids as well as the dietary fiber, as well as the anti-caries sweetener, the intestinal regulating action by the selective growth promoting effect of intestinal bacteria.
- Pulp obtained by digesting natural lignocellulosic material is partially hydrolyzed with cellulase to obtain cellooligosaccharides.
- the reaction solution is continuously processed through an ultrafiltration membrane to adjust the degree of polymerization of the oligosaccharide (Patent Document 6).
- Patent Document 9 (4) Fragmentation, steaming, water washing, water extraction, ozone treatment, ion exchange resin treatment, concentration and drying to obtain an oligosaccharide from a xylan-containing natural product.
- Patent Document 1 Japanese Patent No. 3016419
- Patent Document 2 Japanese Patent Publication No. 11-506934
- Patent Document 3 JP-A-54-160755
- Patent Document 4 Japanese Patent Publication No.57-53801
- Patent Document 5 Japanese Patent Publication No.59-53040
- Patent Document 6 Japanese Patent Publication No. 8-2312
- Patent Document 7 Japanese Patent Laid-Open No. 62-155095
- Patent Document 8 JP-A-8-283284
- Patent Document 9 Japanese Patent Publication No. 7-055957
- Patent Document 10 JP-A-12-333692
- Non-patent document 1 Takahide Haraguchi et al. “Wood chemistry” p4-5, published by Buneidou, 1985
- Non-patent document 2 “Use technology of woody biomass” edited by the Japan Wood Society, pi 9-61, Bunagaido Edition, issued July 1991
- Non-Patent Document 3 Hideaki Yukawa et al., “Latest Technology of Biomass Energy Utilization”, Chapter ⁇ -1 published by CMC, August 2001
- Non-Patent Document 4 Keisuke Iizuka et al. “Latest Technology of Wood Chemicals” p6-34, published by CMC, October 2001
- Non-Patent Document 5 Funaoka et al. “New Development of Woody Organic Resources” Chapter 5-2, CMC Publishing, published in January 2005
- an object of the present invention is to easily separate and obtain a sugar composition contained in woody biomass or the like at low cost.
- Another object of the present invention is to improve the ethanol fermentation efficiency in the subsequent stage by separating the hemicellulose-based sugar composition from the cellulose-based sugar composition.
- the present invention for achieving the above object includes the following embodiments.
- a method for producing a plurality of types of sugar compositions comprising a step of separating and recovering different types of sugar compositions in each treatment step by repeating the treatment in the acid treatment step.
- the acid treatment solution used in each of the acid treatment steps includes one acid selected from sulfuric acid, nitric acid, hydrochloric acid, and phosphoric acid or a mixed acid of a plurality of acids ( A method for producing a plurality of types of sugar compositions according to any one of items 1) to (4).
- One acid treatment process power in each of the acid treatment steps is a step of separating and obtaining a cellulose-based oligosaccharide as a supernatant, and the acid concentration of the acid treatment liquid in the acid treatment step is 64 to The method for producing a plurality of types of sugar compositions according to any one of items (1) to (6), wherein the content is 70% by mass.
- the one acid treatment step is a step of separating and obtaining a cellulose-based oligosaccharide as a supernatant, and the acid concentration of the separated supernatant in the acid treatment step is 64 to 70 masses.
- the sugar composition is separated from the supernatant separated in each acid treatment step using a cellulose base material as a filter, (1) to (1) 8.
- the method comprises the steps of converting the cellulosic oligosaccharide obtained in the acid treatment step with an acid or an enzyme into a monosaccharide mainly composed of glucose (7) to
- the cell-containing oligosaccharide having a low polymerization degree is obtained by treating the supernatant containing the cellulose-based oligosaccharide with a filter comprising a cellulose substrate.
- woody biomass or woody biomass such as building waste, industrial waste, domestic waste, agricultural waste, thinned wood, etc., which has conventionally been mostly landfilled or incinerated. Since the content is high, it is possible to obtain a sugar composition that can be a useful biochemical raw material energy source from these wastes, and a promising technology is provided as a countermeasure against environmental and energy problems.
- FIG. 1 shows an ion chromatograph of the hydrolysis product of Reference Example 2.
- FIG. 2 shows an ion chromatograph of the sugar composition solution of Example 12.
- FIG. 3 shows an ion chromatograph of the hydrolysis product of the sugar composition solution of Example 12.
- FIG. 5 shows an ion chromatograph of the hydrolysis product of the second-stage reactive sugar composition solution of cedar.
- FIG. 6 shows an ion chromatograph of the hydrolysis product of the first-stage reactive sugar composition solution of cypress.
- FIG. 7 shows an ion chromatograph of the hydrolysis product of the second-stage reactive sugar composition solution of cypress.
- FIG. 8 shows an ion chromatograph of the hydrolysis product of the first-stage reactive sugar composition solution of Quercus.
- FIG. 9 shows an ion chromatograph of the hydrolysis product of the second-stage reactive sugar composition solution of Quercus.
- FIG. 10 shows an ion chromatograph of the hydrolysis product of the first-stage reaction sugar composition solution of Eucalyptus.
- FIG. 11 shows an ion chromatograph of the hydrolysis product of the second-stage reactive sugar composition solution of Eucalyptus.
- biomass to be treated by the present invention includes rice husk, bamboo, bagasse, Agricultural waste such as straw and corn cobs are included.
- Agricultural waste such as straw and corn cobs
- Cellulosic materials such as old newspapers, magazines, cardboard, waste paper, pulp, pulp sludge, linter, cotton and cotton can also be processed.
- the biomass raw material can be reduced in reaction time by being refined before being processed.
- passing through a 10 mm aperture sieve is effective in reducing the reaction time, and it is more desirable to make the particle size 5 mm or less.
- the particles are preferably 10 m or more.
- the biomass raw material is treated with an acid treatment solution containing 55 to 63% by mass of acid to elute hemicellulose-based oligosaccharides.
- acids include mineral acids such as sulfuric acid, nitric acid, hydrochloric acid, phosphoric acid, boiling acid, and organic acids such as trifluoroacetic acid.
- sulfuric acid, nitric acid, hydrochloric acid, and phosphoric acid power among the powers in which these acid mixtures can be used are preferred.
- At least one type of sulfuric acid that is preferred is more desirable, especially 60 to 62% by mass of sulfuric acid. Suitable for the method of the present invention.
- the reaction for eluting the hemicellulose-based oligosaccharide is preferably 25 ° C. or lower, more preferably 20 ° C. or lower, in order to prevent a decrease in the degree of polymerization of 1S oligosaccharide that occurs rapidly at normal pressure and 35 ° C. or lower.
- the reaction temperature for eluting the hemicellulose oligosaccharide is preferably 0 ° C. or higher.
- the reaction time is preferably about 2 to 48 hours, more preferably about 4 to 24 hours. This reaction is different from the conventional technology that does not require heating and pressurizing, and the product is mainly oligosaccharide and a small amount even if monosaccharide is present. For this reason, the coloration derived from the furfural compound produced by the excessive decomposition of monosaccharides and the Maillard reaction involving monosaccharides and amino acids is suppressed.
- the supernatant obtained by removing the insoluble fraction from the reaction solution by centrifugation or the like is subjected to an ion exchange resin method, a membrane concentration method, or the like. It can be easily separated and collected even by adsorption with a force group, cellulose powder, or cellulose filter. Also effective is a method of aggregating oligosaccharides by removing the reaction fluid insoluble fraction and then diluting the acid concentration rapidly.
- the hemicellulose-based oligosaccharide composition obtained by the above method varies in yield, structure ratio, and the like depending on the treated biomass material.
- oligosaccharides include xylo-oligosaccharides derived from dalcronoxylan, galactan-derived galata-oligosaccharides, dalcomannan-derived mannolo-oligosaccharides, and the like. Obtained as an oligosaccharide composition.
- the cellulose-based oligosaccharide can be dissolved by treating the insoluble fraction with an acid treatment solution containing 64-70% by mass of acid.
- an acid treatment solution containing 64-70% by mass of acid.
- sulfuric acid, nitric acid, hydrochloric acid, phosphoric acid, boiling acid, trichroic acetic acid, or a mixed solution containing these acids as main components can be used.
- sulfuric acid, nitric acid, hydrochloric acid, and phosphoric acid At least one selected is preferred, and sulfuric acid is more desirable, especially 64 to 66% by mass of sulfuric acid in the method of the present invention. Suitable for elution!
- the reaction for dissolving the cellulose-based oligosaccharide occurs rapidly at normal pressure and 35 ° C or lower, but it is often desirable that the temperature be 25 ° C or lower in order to prevent a decrease in the degree of polymerization of the oligosaccharide.
- the reaction temperature for eluting the cell mouth oligosaccharide is preferably 0 ° C. or higher.
- the reaction time is preferably about 1 to 48 hours, more preferably about 2 to 24 hours.
- the method for recovering the cellulose-based oligosaccharide can be the same as the method for recovering the hemicellulose-based oligosaccharide.
- the reaction liquid force can recover cellulosic oligosaccharides by subjecting the supernatant obtained by removing the insoluble fraction by centrifugation or the like to the ion exchange resin method, membrane concentration method, etc. Pulp It can be easily separated and recovered by adsorption with cellulose powder and cellulose filter. It is also effective to agglomerate the cellulose oligosaccharide by removing the insoluble fraction from the reaction solution containing the cellulose oligosaccharide and then diluting the acid concentration rapidly.
- the acid solution after the treatment is obtained by setting the solution in which the cellulose-based oligosaccharide is dissolved to the same concentration as that used for elution of the hemicellulose-based oligosaccharide (55 to 63 mass%). It can be reused in the previous step without adjusting the concentration.
- the supernatant obtained by removing the reaction solution insoluble fraction containing the cellulose-based oligosaccharide is treated with a filter that also serves as a cellulose substrate and contains a cellulose-based oligosaccharide component having a low polymerization degree.
- a filter that also serves as a cellulose substrate and contains a cellulose-based oligosaccharide component having a low polymerization degree.
- Cellulose oligosaccharide components with a relatively high degree of polymerization and the filtrate are divided, and the acid concentration of the filtrate containing a cellulose oligosaccharide component with a low degree of polymerization is reduced to 30-63% by mass, so that the cellulose type has a low degree of polymerization.
- the “low polymerization degree” means an average polymerization degree of 2 to 4, and “comparatively a high polymerization degree” means an average polymerization degree of 5 to 15.
- the “average degree of polymerization” is calculated by calculating the total sugar amount by the phenol sulfuric acid method and then quantifying the reducing sugar by the Somogy Nelson method.
- the solid biomass is separated in at least one of the series of treatment steps in which the solid biomass is sequentially treated using at least two acid treatment solutions having different acid concentrations.
- concentration of the sugar composition contained in the supernatant can be increased by adding a solid substance containing the sugar composition to be separated in the treatment step to the reaction.
- the first acid treatment step is a step in which the woody biomass raw material is treated with 55 to 63% by mass of acid to separate the hemicellulose oligosaccharide composition into a supernatant and an insoluble fraction.
- the second acid treatment step is a step of obtaining a cellulosic oligosaccharide by treating the insoluble fraction of the first step with 64-70% by mass of acid, wherein the first and second An embodiment in which the treatment for increasing the concentration of the sugar component is performed for each acid treatment step will be described.
- the first acid treatment step it is possible to increase the concentration of hemicellulose-based oligosaccharides in the supernatant by reacting the separated supernatant with a new woody biomass raw material. It is.
- the insoluble fraction separated in the separate first acid treatment step is added to the supernatant separated in the second acid treatment step and reacted to cause the cellulose oligosaccharide in the supernatant to react. It is possible to increase the concentration.
- the sugar liquid obtained by the acid sugar method is a mixture of oligosaccharides or monosaccharides derived from hemicellulose or cell mouth. It was necessary to perform membrane treatment or chromatography such as ion exchange 'reverse phase'.
- the method of the present invention makes it possible to separate hemicellulose oligosaccharides, cellulose oligosaccharides, and glucose without using an enzyme that is said to have high substrate specificity.
- Cellulose oligosaccharides obtained after removal of hemicellose-based oligosaccharides can also be converted to glucose by hydrolysis with acids or enzymes. Can also be provided.
- % is based on the total mass unless otherwise specified, and the addition rate of the woody biomass substance is a ratio to the absolute dry mass.
- the average degree of polymerization is calculated by calculating the total sugar amount by the phenol sulfuric acid method and then quantifying the reducing sugar by the Somogie Nelson method. For each quantification method, “Quantitative method for reducing sugar” (Sakuzo Fukui Publishing Center) was considered.
- the reaction mixture was centrifuged to separate the supernatant and the precipitate. From the obtained supernatant, a sugar composition of 1.4 mg to 53. lmg of total sugar was obtained.
- Table 1 shows the total degree of polymerization of these sugar composition solutions and the average degree of polymerization obtained from the quantitative determination of the reducing terminal. The numerical values in the table are calculated using the arithmetic average value of three test tubes.
- Japanese cedar wood powder prepared to an average particle size of 0.5 mm A large number of tubes were added, 10 ml of 61% sulfuric acid was added to each tube, and the mixture was stirred with a stirrer for 8 hours while maintaining the temperature at 25 ° C. to obtain the first reaction solution. The reaction solution was centrifuged to separate the supernatant and the precipitate.
- the above are the same conditions as in Reference Example 14. A number of these samples were prepared and used for the following examples.
- Example 1-1 For the first-stage precipitate, instead of 63% sulfuric acid, the same operation was carried out with 65%, 67%, and 69% sulfuric acid, and the second-stage reaction solution. Got. These were designated as Examples 1-2, 1-3, and 14. For reference, the same operation was performed with 61% sulfuric acid to obtain a second-stage reaction solution, which was referred to as Reference Example 4.
- the sugar composition obtained as each of the second-stage reaction solutions was measured for the total sugar recovery rate and the average degree of polymerization obtained from the reducing end quantification in the same manner as in Reference Example 1, and are shown in Table 2.
- the reaction solution treated with 61% sulfuric acid was compared with the sugar recovery rate value of the reaction solution treated with one stage of 65% sulfuric acid (Reference Example 15: recovery rate 53.1%). (Reference Example 1-4: 20.8%) and the reaction rate obtained by treating the residue with 65% sulfuric acid (Example 12: 29.8%), the sum of the recovery rates should be comparable. There was found. It was also found that there was no change in the total recovery even if the sulfuric acid concentration in the second stage was increased.
- Example 1 The sugar composition solution of the second-stage reaction solution obtained in 2 was analyzed by ion chromatography manufactured by Dionetas in the same manner as in Reference Example 3. As a result, cellooligosaccharides having a degree of polymerization of 10 were present. (See Figure 2). When this sugar composition solution was hydrolyzed to monosaccharide and analyzed by ion chromatography manufactured by Dionetas, 95% or more was glucose (see FIG. 3). According to this example, it is possible to mainly extract only hemicellulose-derived sugars in the first stage, and it is also possible to extract only sugar-derived sugars in the second stage reaction liquid. I am clear.
- Example 12 the reaction temperature for obtaining the second reaction solution with 65% sulfuric acid was 25. Change to C, 0. C, 20. C, 30. C, 35. C, 40. C, 50. C, 60.
- the test was performed at each temperature of C.
- Table 3 shows the reaction temperature, sugar composition amount (recovery rate), and average degree of polymerization.
- Example 1-2 in Table 3 is a copy of the data of Example 1-2 in Table 2. According to this example, it was found that the temperature does not significantly affect the sugar recovery, but the degree of sugar polymerization changes greatly.
- Microcrystalline cellulose powder (trade name: Funacel) manufactured by Funakoshi Co., Ltd., magazine paper, corrugated paper, toilet paper (trade name Napier manufactured by Oji Paper Co., Ltd.) and soy sauce squeezed residue were pulverized with a planetary ball mill manufactured by FRITCH. These lOOmg samples were each taken in a plastic test tube, and a second-stage reaction solution was obtained under the same conditions as in Example 12 below. Table 4 shows the amount of sugar composition (recovery rate) and the average degree of polymerization. For comparison, the data of Example 12 was also transferred.
- Example 1-2 A force similar to that of Example 1-2 for lOOmg of cedar, cypress, Japanese oak, and eucalyptus wood powder prepared to an average particle size of 0.5 mm.
- the second-stage reaction was carried out at 27 ° C for 2 hours.
- a second-stage reaction solution was obtained.
- the sugar composition of each of the first-stage reaction solution and the second-stage reaction solution was hydrolyzed to monosaccharides and analyzed by ion chromatography manufactured by Dionetas. Ion chromatographs are shown in Figs. The correspondence between the figure and the sample is described in the “Brief description of drawing” column. According to this example, it was found that various kinds of woody biomass can be used.
- a second-stage reaction solution was obtained in the same manner as in Example 12 except that cedar wood flour prepared in an average particle size of 0.25 mm, 0.1 mm, and 0.05 mm was used. This is designated as Examples 6-1 to 63.
- the amount of sugar composition (recovery rate), the average degree of polymerization, and the raw material size of each reaction solution in the second stage are shown in Table 5, and the data of Example 1-2 were also copied for comparison.
- Example 6-2 a second-stage reaction solution was obtained in the same manner as in Example 1-2, except that cedar canna waste that passed through a 1, 5, 10, 20 mm sieve was used. This is referred to as Examples 6-4 to 6-7.
- Table 5 shows the sugar composition amount (recovery rate), the average degree of polymerization, and the raw material size of each second-stage reaction solution. According to this example, it was found that the woody biomass material used had no effect on the recovery until the particle size was 10 mm.
- a second-stage reaction solution was obtained with a number of test tubes and used in Examples 7 and 8 below.
- the first reaction solution with 61% sulfuric acid in another test tube is taken as fraction 1 and labeled as Fr.
- Fr. 2 is labeled as fraction 2 when the supernatant of the second reaction solution in 65% sulfuric acid is taken in a separate test tube.
- Fr. 2 was neutralized with 3N NaOH, the neutralized solution and microcrystalline cellulose powder (trade name: Funacel) lg manufactured by Funakoshi Co., Ltd. were mixed, and stirred at 25 ° C for 1 hour at 50 rpm. After the treatment, remove the supernatant (Fr. 5), wash the precipitate several times with pure water, add 2 ml of 70% ethanol, stir at 25 ° C for 1 hour at 50 rpm and remove the supernatant (Fr. 6) was recovered.
- microcrystalline cellulose powder trade name: Funacel lg manufactured by Funakoshi Co., Ltd.
- Example 1-1 A freshly prepared first-stage precipitate of Example 1-1 was added to Fr. 2 and stirred for 8 hours while maintaining the temperature at 25 ° C. to obtain a second reaction liquid.
- the reaction solution was separated into a supernatant (Fr. 8) and a precipitate by centrifugation.
- the first stage of Example 1-1 newly prepared again A precipitate was added, and a third reaction supernatant (Fr. 9) was obtained through the same treatment.
- the same procedure is repeated, and the total sugar recovery and the average degree of polymerization are shown in Table 9 for the supernatant of the fourth (Fr. 10), fifth (Fr. 11), and sixth (Fr. 12) reaction liquids. Show. According to this example, it was found that the sugar concentration in the reaction solution can be increased.
- wood systems such as building waste, industrial waste, domestic waste, agricultural waste, thinned wood, etc., which have been mostly landfilled and incinerated in the past. It is possible to obtain sugar compositions that can be useful biochemical raw materials and energy resources from wastes with high biomass or woody biomass content, which is expected to contribute to solving environmental problems.
- various oligosaccharides provided at low cost by the method of the present invention can be expected to have an intestinal regulating action due to the selective growth promoting effect of caries-preventing sweeteners and enteric bacteria.
- the use as lactic acid drinks certified as foods for use, and useful sugars added to foods, etc. is expected to expand to use as emulsifiers and moisturizers in the pharmaceutical and sanitary fields.
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AU2006285712A AU2006285712B2 (en) | 2005-08-31 | 2006-08-31 | Method of producing saccharide composition starting with biomass |
CN200680031375.8A CN101253276B (zh) | 2005-08-31 | 2006-08-31 | 以生物质为原料的糖组合物的制造方法 |
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WO2009031469A1 (ja) * | 2007-09-05 | 2009-03-12 | Toyota Jidosha Kabushiki Kaisha | 植物系繊維材料の糖化分離方法 |
JP2009171885A (ja) | 2008-01-23 | 2009-08-06 | Nippon Paper Industries Co Ltd | セルロース含有物から糖を製造する方法 |
US8382905B2 (en) | 2007-04-25 | 2013-02-26 | Toyota Jidosha Kabushiki Kaisha | Plant-fiber-material transformation method |
US8409356B2 (en) | 2008-06-03 | 2013-04-02 | Toyota Jidosha Kabushiki Kaisha | Method for glycosylating and separating plant fiber material |
JP2013518880A (ja) * | 2010-02-03 | 2013-05-23 | アーチャー・ダニエルズ・ミッドランド カンパニー | リグノセルロースバイオマスの改良された分画方法 |
US8460471B2 (en) | 2008-06-03 | 2013-06-11 | Toyota Jidosha Kabushiki Kaisha | Method for glycosylating and separating plant fiber material |
JP2015532202A (ja) * | 2012-10-13 | 2015-11-09 | グリーン・シュガー・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング・プロドゥクトイノヴァツィオーネン・アウス・ビーオマセ | ハロゲン化水素酸を用いてペレット化可能なバイオマスを加水分解する方法 |
JP2016005485A (ja) * | 2015-10-07 | 2016-01-14 | 日本製紙株式会社 | セルロース含有物から糖を製造する方法 |
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CN101514349B (zh) * | 2008-02-21 | 2012-01-04 | 中国林业科学研究院亚热带林业研究所 | 一种由竹材纤维制备燃料乙醇的方法 |
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CN103031763B (zh) * | 2012-12-25 | 2015-04-22 | 济南圣泉集团股份有限公司 | 一种生物质原料的综合利用工艺 |
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JPS5753801A (ja) * | 1980-09-13 | 1982-03-31 | Canon Inc | Konetsujikikirokusochi |
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Cited By (10)
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US8382905B2 (en) | 2007-04-25 | 2013-02-26 | Toyota Jidosha Kabushiki Kaisha | Plant-fiber-material transformation method |
WO2009031469A1 (ja) * | 2007-09-05 | 2009-03-12 | Toyota Jidosha Kabushiki Kaisha | 植物系繊維材料の糖化分離方法 |
JP2009060828A (ja) * | 2007-09-05 | 2009-03-26 | Toyota Motor Corp | 植物系繊維材料の糖化分離方法 |
US8486197B2 (en) | 2007-09-05 | 2013-07-16 | Toyota Jidosha Kabushiki Kaisha | Method of saccharification and separation for plant fiber materials |
JP2009171885A (ja) | 2008-01-23 | 2009-08-06 | Nippon Paper Industries Co Ltd | セルロース含有物から糖を製造する方法 |
US8409356B2 (en) | 2008-06-03 | 2013-04-02 | Toyota Jidosha Kabushiki Kaisha | Method for glycosylating and separating plant fiber material |
US8460471B2 (en) | 2008-06-03 | 2013-06-11 | Toyota Jidosha Kabushiki Kaisha | Method for glycosylating and separating plant fiber material |
JP2013518880A (ja) * | 2010-02-03 | 2013-05-23 | アーチャー・ダニエルズ・ミッドランド カンパニー | リグノセルロースバイオマスの改良された分画方法 |
JP2015532202A (ja) * | 2012-10-13 | 2015-11-09 | グリーン・シュガー・ゲゼルシャフト・ミト・ベシュレンクテル・ハフツング・プロドゥクトイノヴァツィオーネン・アウス・ビーオマセ | ハロゲン化水素酸を用いてペレット化可能なバイオマスを加水分解する方法 |
JP2016005485A (ja) * | 2015-10-07 | 2016-01-14 | 日本製紙株式会社 | セルロース含有物から糖を製造する方法 |
Also Published As
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CN101253276A (zh) | 2008-08-27 |
CN101253276B (zh) | 2012-10-10 |
AU2006285712B2 (en) | 2009-11-12 |
AU2006285712A1 (en) | 2007-03-08 |
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