WO2009005168A1 - セルロース系物質による単糖類並びにエタノールの製造方法 - Google Patents
セルロース系物質による単糖類並びにエタノールの製造方法 Download PDFInfo
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- WO2009005168A1 WO2009005168A1 PCT/JP2008/062367 JP2008062367W WO2009005168A1 WO 2009005168 A1 WO2009005168 A1 WO 2009005168A1 JP 2008062367 W JP2008062367 W JP 2008062367W WO 2009005168 A1 WO2009005168 A1 WO 2009005168A1
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- WIPO (PCT)
- Prior art keywords
- cellulose
- phosphoric acid
- titanium dioxide
- monosaccharide
- ethanol
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Classifications
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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
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P19/00—Preparation of compounds containing saccharide radicals
- C12P19/02—Monosaccharides
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P7/00—Preparation of oxygen-containing organic compounds
- C12P7/02—Preparation of oxygen-containing organic compounds containing a hydroxy group
- C12P7/04—Preparation of oxygen-containing organic compounds containing a hydroxy group acyclic
- C12P7/06—Ethanol, i.e. non-beverage
- C12P7/08—Ethanol, i.e. non-beverage produced as by-product or from waste or cellulosic material substrate
- C12P7/10—Ethanol, i.e. non-beverage produced as by-product or from waste or cellulosic material substrate substrate containing cellulosic material
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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
- C13K1/06—Glucose; Glucose-containing syrups obtained by saccharification of starch or raw materials containing starch
-
- C—CHEMISTRY; METALLURGY
- C13—SUGAR INDUSTRY
- C13K—SACCHARIDES OBTAINED FROM NATURAL SOURCES OR BY HYDROLYSIS OF NATURALLY OCCURRING DISACCHARIDES, OLIGOSACCHARIDES OR POLYSACCHARIDES
- C13K13/00—Sugars not otherwise provided for in this class
- C13K13/002—Xylose
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/10—Biofuels, e.g. bio-diesel
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
Definitions
- the present invention relates to a field relating to a method for producing a monosaccharide such as glucose xylose by subjecting a cellulosic substance to acid and ultraviolet irradiation, and a method for producing an alcohol by an existing technique such as an enzyme.
- Alcohol fermentation of sugars by enzymes has been well known for a long time. Due to the recent energy situation, alcohol fuel has attracted attention, and the E3 project, in which 3% ethanol is mixed with gasoline, has begun to start in Japan.
- JP-A-6-261358 JP-A-62-279230, JP-A-2 — 1 01 093, JP 5-140322 & — 1 40323, JP 6-1 2277 & — 2267 1 JP 7-1 1 8293, JP 8-157 57666, JP 8-225653, JP 8-260231, JP-A-8-29900 0, JP-A-10-66594, JP-A-10-1-10001, JP-A-10-251-252 2, JP-A-11-361 91 &-325921, JP-A-2002-851 00, JP-A-20 03-2 1 3584, JP-A-2003-342289, JP-A-2005-1 68335, JP-A-2005-239979, JP-A 2005- 401 06 &-263527, JP-A 2006-75007 &-281
- Ethanol production process from starch and sugar raw materials
- Ethanol production process by hydrolyzing and saccharifying cellulosic resources with acids etc. (including super-Z subcritical state)
- Cellulosic resources are saccharified by enzymatic methods, and three types of ethanol production processes are used.
- cellulose is treated with phosphoric acid and titanium oxide to give photodegradability, but there is a limit to completely decomposing cellulose in the natural environment, and enzymes are easily degraded by microorganisms. Therefore, it can be said that this technology can only be used as a measure against littering of tobacco.
- the plant fiber is dissolved with high-concentration phosphoric acid and brought into contact with a hydrogen halide catalyst.
- a hydrogen halide catalyst For example, in JP-A-8-299000, since a halogenated gas is used, it is very dangerous. There is concern about corrosion.
- the lignocellulose dissolution method prior to that, for example, JP-A-61-261358, JP-A-62-79230, JP-A-2-11009, JP-A-5-140322 & -140323, JP-A-6- 6323 — 1 2277 & — 22671 1, JP-A-7-1 1 8293, JP-A-2000-273 1 83 &-325921, JP-A-2003-342289, JP-A-2006-28040, etc.
- This is a method in which an organic solvent such as alcohol is added and heated to 100 to 300. It is treated in a high-pressure kettle to prevent evaporation and scattering of organic solvents, and there is a risk of ignition.
- lignocellulose is heated to 250 to 300 ⁇ and carbonized, but usually around 270 is the ignition point of the wood, and it is necessary to make it oxygen-free. There is a risk of ignition in the state.
- JP 2002-85001 is a method of hydrolyzing cellulose and lanthanide feed and pressurized steam of 200 or 270 * t, and JP 2006-263527 hydrolyzes cellulose in a super-Z subcritical state. Is the method.
- JP 2005-168335 is also a method of hydrolyzing lignocellulose and performing saccharification by an enzymatic method.
- JP 2006-2840 is a method of heating to 190 to 300 0 with a high-boiling organic solvent to produce column chroma. This is a method of separation by graphic.
- Japanese Patent Laid-Open Nos. 2005-401 06 and 2006-75007 & -281 037 have problems in the subsequent separation of sulfuric acid and the hatching of equipment in the production of glucose from cellulosic substances using concentrated sulfuric acid or dilute sulfuric acid. It has been pointed out.
- Patent Document 1 (1) JP-A-6-261 358 (2) JP-A-62-79230 (3) JP-A-2-010193 (4) JP-A-5-140322 (5) JP-A-5 — 1 40323 (6) Japanese Patent Laid-open No. Hei 6-1 2277 (7) Japanese Patent Laid-Open No. 6-22671 1 (8) Japanese Patent Laid-Open No. 7-1 1 8293 (9) Japanese Patent Laid-Open No. 8-1 57666 (1 0) Japanese Patent Laid-Open No.
- JP-A-8-260231 (1 2) JP-A-8-299000 (1 3) JP-A-10-66594 (1 4) JP-A-10- 1 1 0001 (1 5) JP-A-10-251 522 (1 6) Japanese Patent Laid-Open No. 1-161 361 91 (1 7) Japanese Patent Laid-Open No. 11-3259 2 1 (1 8) Japanese Patent Laid-Open No. 2002-851 00 (19) Japanese Patent Laid-Open No. 2003-21 3584 (20) Japanese Patent Laid-Open No. 2003-2003 — 342289 (21) JP 2005-1 68335 (2 2) JP 2005-239979 (23) JP 2005- 401 06 (24) JP 2005-263527 (25) JP 2006-75007 (26) JP 2006 Disclosure of the invention
- Another purpose is to use discarded paper and other cellulosic substances such as dead leaves, timber and thinned wood in construction waste, windfall trees, etc., or rice straw and rice husks to be made of darcos or ethanol.
- Another objective of this invention is to provide a method for easily producing many other industrial raw materials and pharmaceutical raw materials by liquefying and decomposing cellulose. It is something to try. Means for solving the problem
- cellulose is decomposed by a combination of hydrolysis with oxalic acid and photolysis to produce glucose and the like. It has been found that the photodegradation can be promoted and decomposed by titanium dioxide to improve the production amount of glucose Z-xylose, and thus the present invention has been completed.
- This invention consists of the following configurations. That is,
- the present invention can produce polysaccharides and monosaccharides that are useful as raw materials for chemicals and pharmaceuticals, and furthermore, waste paper that has been incinerated as waste into cellulosic substances. Effective use of dead leaves, waste wood, rice straw etc. as ethanol It has the advantage of being able to. BEST MODE FOR CARRYING OUT THE INVENTION
- the cellulosic material used in the present invention may be any naturally occurring or processed material as long as it is basically a material containing cellulose, such as starch, paper, wood, rice straw, rice husk. From waste paper, other cellulosic materials such as dead leaves, timber in construction waste, thinned wood, and windfall trees can be used.
- the cellulosic material may contain lignocellulose and bark combined with lignin.
- cellulosic materials are preferably pulverized and finely pulverized in order to facilitate treatment upon irradiation with phosphoric acid and ultraviolet rays. Therefore, the cellulose material to be used in the method of the present invention is preferably pulverized to a particle size of 0.5 mm or less.
- these cellulosic materials are treated with phosphoric acid and ultraviolet irradiation.
- the concentration of phosphoric acid used is preferably higher, and if it is 50% or more, it can be used practically, but preferably 70% or more, more preferably 80% or more of high concentration phosphoric acid is used. To do.
- Phosphoric acid having a concentration lower than 50% can be used, but in this case, treatment should be carried out in a dry atmosphere such as with moisture or under reduced pressure.
- the treatment temperature of this cellulosic material is less than 30 to 100, preferably 40 to 80 ° C., more preferably 40 to 60.
- the cellulosic material is carbonized without being decomposed into lepodalkans, and the monosaccharide that is the object of the present invention cannot be decomposed, and during the decomposition reaction of the cellulosic material, It is preferable to carry out in a dry atmosphere. This is to remove the water in phosphoric acid and accelerate the reaction.
- a drying agent is used in the dryer. Or by heating under reduced pressure.
- the method of the present invention is capable of decomposing a cellulosic substance by irradiation with phosphoric acid and ultraviolet rays and decomposing it into monosaccharides such as glucose and xylose.
- the decomposition reaction is carried out in the presence of titanium dioxide. It can be facilitated by doing.
- the crystal structure of titanium dioxide can be broadly divided into rutile type and anatase type.
- anatase type titanium oxide has a very high activity by light rays such as ultraviolet rays. For this reason, it is preferable to use anatase-type titanium oxide to improve photodegradability, but this does not deny rutile-type titanium oxide.
- the reactivity can be increased by selecting a spectroscope with different lamp wavelengths (manufactured by Philips) and by irradiation methods.
- the specific surface area and particle size of titanium dioxide also greatly affect the decomposability by ultraviolet rays. That is, as the particle diameter of titanium oxide is reduced and the specific surface area is increased, the activation degree of titanium dioxide by light such as unit weight and ultraviolet rays can be increased.
- the degradability of the cellulosic material can be enhanced with a small amount of addition.
- the specific surface area of titanium dioxide is 20 m2Zg or more, preferably about 60 to 1500 m2Zg, by air permeation method.
- the commercially available reagent is 50 to 1500 m. Often about 2 Z g.
- the average particle diameter of the primary particles of titanium dioxide is about 0.02 to 0.07 tm, preferably about 0.01 to 0.05 tm, as measured by a laser microsizer. In many cases, the reagents are about 0.05 to 0.05 mm.
- the titanium dioxide used in the present invention may be any one of the above-mentioned (1) specific surface area and (2) average particle diameter. Includes a diacid titanium having the characteristics of both O) specific surface area and (2) average particle diameter.
- the concentration of oxalic acid used is high, but the cellulose is treated with a low concentration of phosphoric acid (in the case of heating and evaporating water).
- titanium dioxide is preferably surface-treated with an organic substance and Z or an inorganic substance in order to improve photodegradability and dispersibility.
- Preferred components of the treating agent include at least one component selected from a phosphorous compound, a polyhydric alcohol and an amino acid, and in particular, a phosphorus compound and at least one component selected from a polyhydric alcohol and an amino acid.
- Titanium dioxide surface-treated with such a surface treating agent has high dispersibility, increases the available surface area per unit weight, and can improve photodegradability.
- titanium dioxide surface-treated with the above components can effectively use the activity of titanium dioxide, it does not necessarily have the specific surface area and the average particle size of Z or primary particles, unlike the titanium dioxide. May be.
- Examples of the phosphorus compound include phosphorous oxide and hypophosphorous acid, phosphorous acid, hypophosphoric acid, orthophosphoric acid, pyrophosphoric acid, triphosphoric acid, metaphosphoric acid, polyphosphoric acid, etc. Salts; phosphines, phosphates, etc.
- Preferred phosphorus compounds include hydrophilic or water soluble phosphorus compounds such as phosphorus pentoxide. Any phosphorous oxide, phosphoric acid or its salts are included, and phosphates include, for example, sodium, alkaline metal salts such as cadmium and ammonium salts. These phosphorus compounds can be used alone or in combination of two or more.
- compounds that are highly safe for the human body such as compounds that have been certified as food additives, are often used, such as sodium metaphosphate, pyrophosphate. Contains phosphoric acid and its salts such as Naryu.
- the components of the surface treatment agent may be used singly or in combination of two or more components.
- a surfactant or a metal sarcophagus may be used for dispersing titanium dioxide.
- the surface treatment of the titanium dioxide can be performed by a conventional method, for example, by immersing titanium dioxide in a solution containing the above components, spraying using a Hosoka Micron Nauter mixer in titanium dioxide, or the like.
- the treatment amount of phosphorus compound is titanium oxide 1
- Titanium dioxide may support a metal catalyst in order to increase the activity by light irradiation and the decomposition efficiency of the cellulosic material.
- Transition metals include Zr, V, Cr, Mo, Mn, Fe,
- Au and the like are preferable, and these metals may be supported as halides such as chlorides, oxides, complexes, and the like.
- the amount of the metal or the compound supported on 100 parts by weight of titanium dioxide is about 0.01 to 5 parts by weight in metal conversion.
- the amount of titanium dioxide mixed with the cellulosic material is often about 0.01 to 20 parts by weight, preferably about 0.25 to 5 parts by weight per 100 parts by weight of cellulose.
- the titanium dioxide may be initially dispersed in the cellulosic material by a conventional method. For example, a method in which a mixture of a cellulosic material and titanium dioxide is melt-mixed in an aqueous oxalic acid solution and dispersed.
- Titanium dioxide is dispersed in a dry state, and various mixing and dispersing machines such as a melt mixer such as a kneader, a dispersing machine such as a pole mill, a lot mill, and an ultrasonic dispersing machine can be used.
- a melt mixer such as a kneader
- a dispersing machine such as a pole mill, a lot mill
- an ultrasonic dispersing machine can be used.
- titanium dioxide having been subjected to the hydrophilic surface treatment as described above When titanium dioxide having been subjected to the hydrophilic surface treatment as described above is used, titanium dioxide can be easily dispersed in a cellulosic material, and the dispersion stability can be improved.
- the cellulose ester composition of the present invention is preferably the anatase-type titanium oxide, but may contain rutile-type titanium oxide.
- Titanium dioxide is also used as a pigment and in foods and cosmetics, and is highly safe for the human body.
- the photodegradation reaction of the cellulosic material of the present invention can be promoted by the presence of a metal in addition to the titanium dioxide catalyst.
- the metal is preferably stainless steel, and the reaction vessel is used as stainless steel.
- the catalytic action can be used.
- titanium dioxide is fixed to the coating film, the surface of the cellulose material is finely pulverized, and a fluid dispersed in phosphoric acid is made uneven on the coating film surface.
- Phosphoric acid solution by pulverizing cellulosic material and irradiating it with UV light while passing a mesh with titanium oxide fixed on the net while flowing a fluid dispersed in oxalic acid.
- Disperse the pulverized cellulosic material and titanium dioxide in a low-concentration phosphoric acid aqueous solution (addition of a dispersing agent is also possible), irradiate ultraviolet rays while heating, evaporate water, concentrate phosphoric acid, There is also a method of reacting while increasing the concentration of phosphoric acid.
- the cellulosic material is soaked in high-concentration phosphoric acid, gelled and swollen, filtered to separate excess phosphoric acid, and titanium dioxide is mixed with this gel-like material to form a paste-like shape, which is then heated.
- the present invention it is not necessary to perform ultraviolet irradiation and heat dehydration at the same time, and it may be previously irradiated with ultraviolet light and then dried. Furthermore, finely pulverize the cellulosic material, mix finely powdered titanium oxide, disperse it in phosphoric acid, irradiate it with ultraviolet rays while spraying it in a mist, and concentrate the phosphoric acid with hot air to promote hydrolysis. There is also a method for producing glucose.
- JK wipes 1.1 2 g of 20 cc phosphoric acid
- the K-wipe became a clear semi-liquid (pace-moist or greasy, sticky state).
- this was dried at 40 liquefaction started in about 1 hour, fluidized in 4 hours, and turned into a light brown solution in 6 hours, further improving fluidity.
- K-wipe (1.12 g of 20 cc of phosphoric acid) and pasted on a stainless steel (SUS) pallet and sprinkled with titanium dioxide evenly (0. 05 (about g), and treated for 1 kg while irradiating with UV rays.
- K-wipe became a clear solution (not a gel). After that, when it was put into the dryer at 40, liquefaction started in about 30 minutes, and it turned into a fluid state in 1 hour, and became a light brown solution in 2 hours, and the fluidity further increased.
- a PP pallet made by impregnating 85% phosphoric acid with JK wipes (1.1 2 £ 2000 phosphoric acid), sprinkled with titanium dioxide uniformly and irradiated with 1 ⁇ ultraviolet rays is the same as the SUS pallet.
- JK wipes 1.1 2 £ 2000 phosphoric acid
- titanium dioxide uniformly and irradiated with 1 ⁇ ultraviolet rays
- the one that was subsequently reacted in the dryer 40 1 2 H turned into a highly viscous solution and was brown. Then, even if water was added, it remained dissolved.
- the rice straw (lignocellulose) is crushed, the fiber is filtered through a sieve with 0.5 mesh, the fiber on the sieve is dried, then placed on a stainless steel pallet and impregnated with 85% phosphoric acid (1. 1 2 g of 20 cc phosphoric acid) was left for 1 kg. The next day, about half was dissolved, and the remaining fibers were dissolved and became thin.
- the rice straw is crushed, the fiber is filtered through a sieve with a 0.5 mesh opening, the fiber on the sieve is dried, then placed on a stainless steel pallet and impregnated with 85% phosphoric acid (1.1 to 2 g) (20 cc phosphoric acid), and then titanium dioxide was shaken and irradiated with ultraviolet rays. When left for 1 kg, about 80% dissolved on the next day, and the remaining fibers melted and became quite thin.
- This semi-dissolved rice straw was dissolved in a 1 ⁇ drier at 40 ° C. (The fiber did not remain undissolved.)
- the rice straw was then crushed, and the fiber was filtered through a sieve with a mesh opening of 0.5 mm, and the fiber on the sieve under the sieve 0.15 mm was dried 2 g, which was 250 cc of 85% phosphorus.
- the acid was dispersed and irradiated with ultraviolet rays while stirring (made in 18-8 S US) in a dryer at 40, it dissolved in 4 hours.
- the rice straw was crushed, the fiber was filtered through a sieve with a mesh opening of 0.5 mm, and the fiber on the sieve under the sieve 0.15 mm was dried 4 g, which was 250 cc of 85% phosphorus.
- acid and 0.5 g of titanium dioxide were dispersed and irradiated with ultraviolet light while stirring in a dryer at 60 (made of 18-8 SUS), it dissolved in 3 hours.
- cellulose JK wipe
- 1 2 g was immersed in 20 cc of 85% phosphoric acid in which 0.05 g of anatase-type titanium dioxide (primary reagent) was dispersed,
- a Toshiba germicidal lamp 10W When irradiated with a Toshiba germicidal lamp 10W for 12 hours, the cellulose becomes transparent, and the state of liquefaction is more advanced when titanium dioxide is added than when it is not added.
- Lignocellulose (rice straw) is cut into 2 cm pieces, pulverized with a mixer, made into fibers, made into a net shape with a 0.5 mm sieve, dried, and 1.5 g is dried to 0.05 g anatase
- rice straw becomes yellowish white grease (pace candy) Surface is yellow It becomes a transparent liquid.
- titanium dioxide when titanium dioxide is not added to lignocellulose, it is a decomposition that is sticky on the surface with a net shape, and is not in a state that can be expressed as dissolved or gelled.
- titanium dioxide was added to a test specimen to which no titanium dioxide was added, and after drying for 4 hours after UV irradiation, it was liquefied when dried at 40 ° C. (Decomposes without simultaneous UV irradiation and heating.)
- the drying temperature was 60
- the cellulose (JK Wipe) treatment time was approximately half an hour, and a brown liquid was obtained, and the fluidity was high.
- Whether or not the decomposition is complete is determined by adding the same amount of water to the fluidized phosphating liquid. If the decomposition is not completed, it will gel, but if the solution has been decomposed, no gelation will occur. This proved in this experiment. It is to be noted that the solution in which this reaction is not completed can be heated again, the phosphoric acid concentration is increased, the reaction is allowed to proceed by mixing with titanium oxide and ultraviolet irradiation, and the reaction can be terminated.
- the phosphoric acid solution containing decomposed cellulose such as glucose
- decomposed cellulose such as glucose
- slaked lime, aluminum hydroxide, or iron hydroxide neutralized
- the phosphate content is calcium phosphate (phosphoric acid).
- the calcium phosphate separated by the existing technology is acidified, re-dissolved, separated into calcium carbonate and phosphoric acid with carbon dioxide gas, phosphoric acid is reused, and the separated calcium carbonate is dehydrated, dried and heated. Then, it becomes quick lime, reacts with water to form slaked lime, and can be reused as phosphoric acid and lime.
- phosphoric acid and titanium dioxide can be separated and used again to decompose cellulose.
- a very small amount of phosphoric acid may be mixed into a glucose solution from which phosphoric acid has been separated by a reverse osmosis membrane or the like.
- the cellulosic material residue is carbonized and becomes an electromagnetic wave absorbing material when used as an adsorbent or when treated at 450 for 1 minute.
- Example 1 the configuration of the present invention is not limited to these examples.
- Example 1 the configuration of the present invention is not limited to these examples.
- the monosaccharide is preferably separated by an appropriate method such as UF filtration, and then made into an aqueous solution of monosaccharide, which is subjected to ethanol fermentation by a known method, and ethanol. Can be obtained.
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Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2008272035A AU2008272035B2 (en) | 2007-07-03 | 2008-07-02 | Process for production of monosaccharide and process for production of ethanol both utilizing cellulose-based substance |
KR1020097027243A KR101135403B1 (ko) | 2007-07-03 | 2008-07-02 | 셀룰로오스계 물질에 의한 단당류 및 에탄올의 제조방법 |
EP08777976.5A EP2175040B1 (en) | 2007-07-03 | 2008-07-02 | Process for production of monosaccharide and process for production of ethanol both utilizing cellulose-based substance |
BRPI0812834-0A2A BRPI0812834A2 (pt) | 2007-07-03 | 2008-07-02 | Método para produzir monossacarídeo e etanol a partir de substância à base de celulose |
US12/667,609 US8324374B2 (en) | 2007-07-03 | 2008-07-02 | Process for production of monosaccharide and process for production of ethanol both utilizing cellulose-based substance |
CN200880023250XA CN101730751B (zh) | 2007-07-03 | 2008-07-02 | 由纤维素类物质生产单糖和乙醇的方法 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP2007175682A JP4134250B1 (ja) | 2007-07-03 | 2007-07-03 | セルロース系物質よる単糖類並びにエタノールの製造方法 |
JP2007-175682 | 2007-07-03 |
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WO2009005168A1 true WO2009005168A1 (ja) | 2009-01-08 |
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PCT/JP2008/062367 WO2009005168A1 (ja) | 2007-07-03 | 2008-07-02 | セルロース系物質による単糖類並びにエタノールの製造方法 |
Country Status (8)
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US (1) | US8324374B2 (ja) |
EP (1) | EP2175040B1 (ja) |
JP (1) | JP4134250B1 (ja) |
KR (1) | KR101135403B1 (ja) |
CN (1) | CN101730751B (ja) |
AU (1) | AU2008272035B2 (ja) |
BR (1) | BRPI0812834A2 (ja) |
WO (1) | WO2009005168A1 (ja) |
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JP2014187991A (ja) * | 2013-03-28 | 2014-10-06 | Equos Research Co Ltd | セルロースの糖化方法 |
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US9325188B2 (en) | 2012-12-26 | 2016-04-26 | Colorado Energy Research Technologies, LLC | Power recovery controller |
US9428069B2 (en) | 2012-12-26 | 2016-08-30 | Colorado Energy Research Technologies, LLC | Systems and methods for efficiently charging power recovery controller |
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JP2014187991A (ja) * | 2013-03-28 | 2014-10-06 | Equos Research Co Ltd | セルロースの糖化方法 |
Also Published As
Publication number | Publication date |
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US20100167368A1 (en) | 2010-07-01 |
CN101730751A (zh) | 2010-06-09 |
KR101135403B1 (ko) | 2012-04-17 |
CN101730751B (zh) | 2012-07-18 |
US8324374B2 (en) | 2012-12-04 |
JP4134250B1 (ja) | 2008-08-20 |
EP2175040A4 (en) | 2013-08-07 |
BRPI0812834A2 (pt) | 2014-12-09 |
EP2175040A1 (en) | 2010-04-14 |
KR20100031519A (ko) | 2010-03-22 |
EP2175040B1 (en) | 2014-05-14 |
AU2008272035B2 (en) | 2010-08-12 |
AU2008272035A1 (en) | 2009-01-08 |
JP2009011218A (ja) | 2009-01-22 |
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