CN1127572C - 改良的将纤维素转化为燃料乙醇的预处理法 - Google Patents
改良的将纤维素转化为燃料乙醇的预处理法 Download PDFInfo
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- CN1127572C CN1127572C CN98102241A CN98102241A CN1127572C CN 1127572 C CN1127572 C CN 1127572C CN 98102241 A CN98102241 A CN 98102241A CN 98102241 A CN98102241 A CN 98102241A CN 1127572 C CN1127572 C CN 1127572C
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Images
Classifications
-
- 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
-
- 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
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- Organic Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Zoology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Microbiology (AREA)
- General Chemical & Material Sciences (AREA)
- Biotechnology (AREA)
- Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Abstract
Description
| 测定的组分(mg/g) | ||||||||
| 原料 | 葡聚糖 | 淀粉 | 木聚糖 | 阿拉伯聚糖 | 木质素 | 灰分 | 蛋白质 | 总重 |
| 大麦秆 | 426 | 19.6 | 161 | 28 | 168 | 82 | 64 | 929 |
| 小麦秆 | 464 | 8.6 | 165 | 25 | 204 | 83 | 64 | 1005 |
| 小麦壳 | 405 | 14.4 | 200 | 36 | 160 | 121 | 33 | 955 |
| 禾本植物 | 403 | 3.4 | 184 | 38 | 183 | 48 | 54 | 910 |
| 玉米茎 | 411 | 3.2 | 128 | 35 | 127 | 60 | 81 | 842 |
| 槭木 | 504 | 4.0 | 150 | 5 | 276 | 6 | 6 | 947 |
| 松木 | 649 | 1.0 | 33 | 14 | 320 | 0 | 2 | 1018 |
| 玉米棒(红) | 436 | 34 | 253 | 38 | ND(2) | ND | ND | ND |
| 玉米棒(白) | 439 | 28 | 250 | 38 | ND | ND | ND | ND |
| 玉米棒(印地安) | 438 | 8.5 | 240 | 36 | ND | ND | ND | ND |
| 燕麦壳 | 481 | 89 | 247 | 39 | 170 | 44 | 38 | 1019 |
| 原料 | 纤维素(mg/g)(1) | AX(mg/g)(2) | NSP(mg/g)(3) | AX/NSP |
| 大麦秆 | 407 | 189 | 596 | 0.317 |
| 小麦秆 | 455 | 190 | 645 | 0.295 |
| 小麦壳 | 391 | 236 | 627 | 0.376 |
| 禾本植物 | 399 | 222 | 621 | 0.357 |
| 玉米茎 | 408 | 163 | 571 | 0.285 |
| 槭木 | 500 | 155 | 655 | 0.237 |
| 松木 | 648 | 47 | 695 | 0.068 |
| 玉米棒(红) | 402 | 291 | 693 | 0.420 |
| 玉米棒(白) | 411 | 288 | 699 | 0.412 |
| 玉米棒(印地安) | 429 | 276 | 705 | 0.391 |
| 燕麦壳 | 392 | 286 | 678 | 0.422 |
| 原料 | 纤维素 | 半纤维素 |
| 大麦秆 | 3.2 | 85 |
| 小麦秆 | 3.6 | 72 |
| 小麦壳 | <2 | 75 |
| 禾本植物 | 5.7 | 80 |
| 玉米茎 | 4.3 | 82 |
| 槭木 | <2 | 80 |
| 燕麦壳 | 7.9 | 85 |
| 原料 | 在20小时80%转化所需纤维素酶量(FPU/g) | AX/NSP |
| 玉米棒(红) | 6.6 | 0.420 |
| 玉米棒(白) | 8.7 | 0.412 |
| 玉米棒(印第安) | 15.6 | 0.391 |
| 燕麦壳 | 16.3 | 0.422 |
| 小麦壳 | 21.0 | 0.376 |
| 禾本植物 | 27.1 | 0.357 |
| 大麦秆 | 28.3 | 0.317 |
| 小麦秆 | 44.5 | 0.295 |
| 槭木 | 45.5 | 0.237 |
| 玉米茎 | 63.4 | 0.285 |
| 预处理反应 | 在此步前半纤维素含量(%) | 葡萄糖产量(mg/g纤维素) |
| 二步 | 3.0 | 645 |
| 一步 | 22.0 | 340 |
| 单步 | 22.0 | 685 |
| 预处理 | 反应温度 | 反应时间(秒) | 葡萄糖产量(mg/g纤维素) | 相对葡萄糖产量 |
| 单步 | 235 | 50 | 685 | 100 |
| 单步 | 180 | 360 | 660 | 96 |
| 单步 | 170 | 480 | 555 | 81 |
| 二步 | 235* | 50 | 575 | 84 |
| 二步 | 180* | 360 | 560 | 82 |
| 二步 | 170* | 480 | 485 | 71 |
Claims (34)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/871,347 US5916780A (en) | 1997-06-09 | 1997-06-09 | Pretreatment process for conversion of cellulose to fuel ethanol |
| US08/871347 | 1997-06-09 | ||
| US08/871,347 | 1997-06-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1201832A CN1201832A (zh) | 1998-12-16 |
| CN1127572C true CN1127572C (zh) | 2003-11-12 |
Family
ID=25357255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98102241A Expired - Fee Related CN1127572C (zh) | 1997-06-09 | 1998-06-09 | 改良的将纤维素转化为燃料乙醇的预处理法 |
Country Status (5)
| Country | Link |
|---|---|
| US (2) | US5916780A (zh) |
| EP (1) | EP0884391B1 (zh) |
| CN (1) | CN1127572C (zh) |
| CA (1) | CA2240035A1 (zh) |
| DE (1) | DE69803145T2 (zh) |
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| BR112016007491A2 (pt) * | 2013-10-07 | 2017-08-01 | Showa Denko Kk | método para tratar biomassa que contém celulose |
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| CN120242028A (zh) | 2019-05-10 | 2025-07-04 | 彗星生物炼制公司 | 用于生产阿拉伯木聚糖组合物的材料和方法 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4237226A (en) * | 1979-02-23 | 1980-12-02 | Trustees Of Dartmouth College | Process for pretreating cellulosic substrates and for producing sugar therefrom |
| US5366558A (en) * | 1979-03-23 | 1994-11-22 | Brink David L | Method of treating biomass material |
| US5221357A (en) * | 1979-03-23 | 1993-06-22 | Univ California | Method of treating biomass material |
| US5628830A (en) * | 1979-03-23 | 1997-05-13 | The Regents Of The University Of California | Enzymatic hydrolysis of biomass material |
| US4461648A (en) * | 1980-07-11 | 1984-07-24 | Patrick Foody | Method for increasing the accessibility of cellulose in lignocellulosic materials, particularly hardwoods agricultural residues and the like |
| US4752579A (en) * | 1985-10-21 | 1988-06-21 | Uop Inc. | Monosaccharides from corn kernel hulls by hydrolysis |
| US5372939A (en) * | 1991-03-21 | 1994-12-13 | The United States Of America As Represented By The United States Department Of Energy | Combined enzyme mediated fermentation of cellulous and xylose to ethanol by Schizosaccharoyces pombe, cellulase, β-glucosidase, and xylose isomerase |
| US5411594A (en) * | 1991-07-08 | 1995-05-02 | Brelsford; Donald L. | Bei hydrolysis process system an improved process for the continuous hydrolysis saccharification of ligno-cellulosics in a two-stage plug-flow-reactor system |
| WO1994029474A1 (en) * | 1993-06-11 | 1994-12-22 | Midwest Research Institute | Treatment of lignocellulose to minimize binding of cellulase |
| US5424417A (en) * | 1993-09-24 | 1995-06-13 | Midwest Research Institute | Prehydrolysis of lignocellulose |
-
1997
- 1997-06-09 US US08/871,347 patent/US5916780A/en not_active Expired - Lifetime
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1998
- 1998-06-04 DE DE69803145T patent/DE69803145T2/de not_active Expired - Lifetime
- 1998-06-04 EP EP98110183A patent/EP0884391B1/en not_active Expired - Lifetime
- 1998-06-09 CN CN98102241A patent/CN1127572C/zh not_active Expired - Fee Related
- 1998-06-09 CA CA002240035A patent/CA2240035A1/en not_active Abandoned
- 1998-12-08 US US09/207,468 patent/US6090595A/en not_active Expired - Lifetime
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|---|---|
| EP0884391B1 (en) | 2002-01-16 |
| DE69803145T2 (de) | 2002-11-21 |
| DE69803145D1 (de) | 2002-02-21 |
| CA2240035A1 (en) | 1998-12-09 |
| CN1201832A (zh) | 1998-12-16 |
| US5916780A (en) | 1999-06-29 |
| EP0884391A1 (en) | 1998-12-16 |
| US6090595A (en) | 2000-07-18 |
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