BG108136A - Метод за отделяне на хемицелулози от съдържаща хемицелулоза биомаса, както и биомаса и хемицелулоза, получавани с метода - Google Patents

Метод за отделяне на хемицелулози от съдържаща хемицелулоза биомаса, както и биомаса и хемицелулоза, получавани с метода Download PDF

Info

Publication number: BG108136A
Authority: BG; Bulgaria
Prior art keywords: hemicelluloses; biomass; cellulose; extraction; hemicellulose
Prior art date: 2001-02-28

Application number

BG108136A

Other languages

Bulgarian (bg)

English (en)

Inventor

Gerhard Kettenbach

Armin Stein

Original Assignee

Rhodia Acetow Gmbh

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

2001-02-28

Filing date

2003-08-27

Publication date

2004-09-30

2003-08-27 Application filed by Rhodia Acetow Gmbh filed Critical Rhodia Acetow Gmbh

2004-09-30 Publication of BG108136A publication Critical patent/BG108136A/bg

Links

229920002488 Hemicellulose Polymers 0.000 title claims abstract description 109
238000000034 method Methods 0.000 title claims abstract description 96
239000002028 Biomass Substances 0.000 title claims abstract description 44
229920002678 cellulose Polymers 0.000 claims abstract description 98
239000001913 cellulose Substances 0.000 claims abstract description 93
150000001875 compounds Chemical class 0.000 claims abstract description 25
238000011282 treatment Methods 0.000 claims abstract description 23
239000007864 aqueous solution Substances 0.000 claims abstract description 13
238000000605 extraction Methods 0.000 claims description 49
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 45
HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 27
239000000243 solution Substances 0.000 claims description 19
238000005406 washing Methods 0.000 claims description 18
238000000926 separation method Methods 0.000 claims description 17
229910052759 nickel Inorganic materials 0.000 claims description 16
229910052723 transition metal Inorganic materials 0.000 claims description 16
150000003624 transition metals Chemical class 0.000 claims description 16
239000002253 acid Substances 0.000 claims description 10
239000003446 ligand Substances 0.000 claims description 10
MBYLVOKEDDQJDY-UHFFFAOYSA-N tris(2-aminoethyl)amine Chemical compound NCCN(CCN)CCN MBYLVOKEDDQJDY-UHFFFAOYSA-N 0.000 claims description 10
239000002023 wood Substances 0.000 claims description 10
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 9
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
230000002829 reductive effect Effects 0.000 claims description 8
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical compound NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 5
QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims description 5
238000001556 precipitation Methods 0.000 claims description 5
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 4
229910021529 ammonia Inorganic materials 0.000 claims description 4
239000002244 precipitate Substances 0.000 claims description 4
229910052757 nitrogen Inorganic materials 0.000 claims description 3
125000000022 2-aminoethyl group Chemical group [H]C([*])([H])C([H])([H])N([H])[H] 0.000 claims description 2
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 2
PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 2
HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
150000001412 amines Chemical class 0.000 claims description 2
230000015572 biosynthetic process Effects 0.000 claims description 2
229910052793 cadmium Inorganic materials 0.000 claims description 2
BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims description 2
229910017052 cobalt Inorganic materials 0.000 claims description 2
239000010941 cobalt Substances 0.000 claims description 2
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
230000000536 complexating effect Effects 0.000 claims description 2
229910052802 copper Inorganic materials 0.000 claims description 2
239000010949 copper Substances 0.000 claims description 2
229910052763 palladium Inorganic materials 0.000 claims description 2
229910052725 zinc Inorganic materials 0.000 claims description 2
239000011701 zinc Substances 0.000 claims description 2
239000000047 product Substances 0.000 abstract description 7
238000006243 chemical reaction Methods 0.000 abstract description 6
239000000126 substance Substances 0.000 abstract description 6
239000006227 byproduct Substances 0.000 abstract description 3
229920000642 polymer Polymers 0.000 abstract description 2
235000010980 cellulose Nutrition 0.000 description 91
QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 29
244000166124 Eucalyptus globulus Species 0.000 description 18
229920001221 xylan Polymers 0.000 description 17
150000004823 xylans Chemical class 0.000 description 17
230000008569 process Effects 0.000 description 16
230000015556 catabolic process Effects 0.000 description 13
238000006731 degradation reaction Methods 0.000 description 13
238000004519 manufacturing process Methods 0.000 description 11
229960000583 acetic acid Drugs 0.000 description 10
239000010802 sludge Substances 0.000 description 10
QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 9
238000012545 processing Methods 0.000 description 9
235000011121 sodium hydroxide Nutrition 0.000 description 8
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 7
229920001131 Pulp (paper) Polymers 0.000 description 7
229910021653 sulphate ion Inorganic materials 0.000 description 7
229920002301 cellulose acetate Polymers 0.000 description 6
LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 description 6
229920005610 lignin Polymers 0.000 description 5
239000007788 liquid Substances 0.000 description 5
239000002994 raw material Substances 0.000 description 5
239000007858 starting material Substances 0.000 description 5
SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical compound O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 description 4
241000218657 Picea Species 0.000 description 4
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 4
230000002378 acidificating effect Effects 0.000 description 4
230000000052 comparative effect Effects 0.000 description 4
238000007906 compression Methods 0.000 description 4
238000010586 diagram Methods 0.000 description 4
239000000706 filtrate Substances 0.000 description 4
230000003301 hydrolyzing effect Effects 0.000 description 4
150000002825 nitriles Chemical class 0.000 description 4
NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 3
WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 3
OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 3
230000021736 acetylation Effects 0.000 description 3
238000006640 acetylation reaction Methods 0.000 description 3
235000011114 ammonium hydroxide Nutrition 0.000 description 3
238000004061 bleaching Methods 0.000 description 3
230000006835 compression Effects 0.000 description 3
238000001035 drying Methods 0.000 description 3
RDYMFSUJUZBWLH-UHFFFAOYSA-N endosulfan Chemical compound C12COS(=O)OCC2C2(Cl)C(Cl)=C(Cl)C1(Cl)C2(Cl)Cl RDYMFSUJUZBWLH-UHFFFAOYSA-N 0.000 description 3
239000008103 glucose Substances 0.000 description 3
239000000203 mixture Substances 0.000 description 3
229920001282 polysaccharide Polymers 0.000 description 3
239000005017 polysaccharide Substances 0.000 description 3
150000004804 polysaccharides Chemical class 0.000 description 3
238000005070 sampling Methods 0.000 description 3
239000000052 vinegar Substances 0.000 description 3
235000021419 vinegar Nutrition 0.000 description 3
VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 2
WQZGKKKJIJFFOK-QTVWNMPRSA-N D-mannopyranose Chemical compound OC[C@H]1OC(O)[C@@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-QTVWNMPRSA-N 0.000 description 2
229920000926 Galactomannan Polymers 0.000 description 2
HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 2
229910002651 NO3 Inorganic materials 0.000 description 2
NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 2
241001481789 Rupicapra Species 0.000 description 2
238000004458 analytical method Methods 0.000 description 2
239000003146 anticoagulant agent Substances 0.000 description 2
PYMYPHUHKUWMLA-UHFFFAOYSA-N arabinose Natural products OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 description 2
239000002585 base Substances 0.000 description 2
230000008901 benefit Effects 0.000 description 2
SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 description 2
150000001720 carbohydrates Chemical class 0.000 description 2
235000014633 carbohydrates Nutrition 0.000 description 2
239000003795 chemical substances by application Substances 0.000 description 2
230000006866 deterioration Effects 0.000 description 2
230000029087 digestion Effects 0.000 description 2
238000004090 dissolution Methods 0.000 description 2
230000000694 effects Effects 0.000 description 2
229920000669 heparin Polymers 0.000 description 2
229960002897 heparin Drugs 0.000 description 2
230000036571 hydration Effects 0.000 description 2
238000006703 hydration reaction Methods 0.000 description 2
230000007062 hydrolysis Effects 0.000 description 2
238000006460 hydrolysis reaction Methods 0.000 description 2
239000000463 material Substances 0.000 description 2
239000012528 membrane Substances 0.000 description 2
230000001590 oxidative effect Effects 0.000 description 2
238000006116 polymerization reaction Methods 0.000 description 2
239000012286 potassium permanganate Substances 0.000 description 2
238000000746 purification Methods 0.000 description 2
230000009257 reactivity Effects 0.000 description 2
238000011084 recovery Methods 0.000 description 2
230000009467 reduction Effects 0.000 description 2
230000008684 selective degradation Effects 0.000 description 2
239000002904 solvent Substances 0.000 description 2
238000012360 testing method Methods 0.000 description 2
AQLJVWUFPCUVLO-UHFFFAOYSA-N urea hydrogen peroxide Chemical compound OO.NC(N)=O AQLJVWUFPCUVLO-UHFFFAOYSA-N 0.000 description 2
238000005303 weighing Methods 0.000 description 2
230000002087 whitening effect Effects 0.000 description 2
OMDQUFIYNPYJFM-XKDAHURESA-N (2r,3r,4s,5r,6s)-2-(hydroxymethyl)-6-[[(2r,3s,4r,5s,6r)-4,5,6-trihydroxy-3-[(2s,3s,4s,5s,6r)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxyoxan-2-yl]methoxy]oxane-3,4,5-triol Chemical compound O[C@@H]1[C@@H](O)[C@@H](O)[C@@H](CO)O[C@@H]1OC[C@@H]1[C@@H](O[C@H]2[C@H]([C@@H](O)[C@H](O)[C@@H](CO)O2)O)[C@H](O)[C@H](O)[C@H](O)O1 OMDQUFIYNPYJFM-XKDAHURESA-N 0.000 description 1
229920003043 Cellulose fiber Polymers 0.000 description 1
229920000324 Cellulosome Polymers 0.000 description 1
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
240000000731 Fagus sylvatica Species 0.000 description 1
235000010099 Fagus sylvatica Nutrition 0.000 description 1
229920000057 Mannan Polymers 0.000 description 1
239000000020 Nitrocellulose Substances 0.000 description 1
229910004298 SiO 2 Inorganic materials 0.000 description 1
238000000944 Soxhlet extraction Methods 0.000 description 1
108010021119 Trichosanthin Proteins 0.000 description 1
239000007983 Tris buffer Substances 0.000 description 1
FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
238000005903 acid hydrolysis reaction Methods 0.000 description 1
238000010306 acid treatment Methods 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
239000013543 active substance Substances 0.000 description 1
239000000654 additive Substances 0.000 description 1
230000001464 adherent effect Effects 0.000 description 1
239000003513 alkali Substances 0.000 description 1
-1 and / or ethanoamine Chemical compound 0.000 description 1
230000000259 anti-tumor effect Effects 0.000 description 1
229940127219 anticoagulant drug Drugs 0.000 description 1
229960004676 antithrombotic agent Drugs 0.000 description 1
238000003556 assay Methods 0.000 description 1
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical group [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
239000007844 bleaching agent Substances 0.000 description 1
239000008280 blood Substances 0.000 description 1
210000004369 blood Anatomy 0.000 description 1
238000009835 boiling Methods 0.000 description 1
229920003086 cellulose ether Polymers 0.000 description 1
210000000166 cellulosome Anatomy 0.000 description 1
230000008859 change Effects 0.000 description 1
238000012512 characterization method Methods 0.000 description 1
239000003638 chemical reducing agent Substances 0.000 description 1
239000000460 chlorine Substances 0.000 description 1
229910052801 chlorine Inorganic materials 0.000 description 1
238000004140 cleaning Methods 0.000 description 1
238000004040 coloring Methods 0.000 description 1
230000009918 complex formation Effects 0.000 description 1
239000008139 complexing agent Substances 0.000 description 1
239000000470 constituent Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
239000013078 crystal Substances 0.000 description 1
DEZRYPDIMOWBDS-UHFFFAOYSA-N dcm dichloromethane Chemical compound ClCCl.ClCCl DEZRYPDIMOWBDS-UHFFFAOYSA-N 0.000 description 1
MSJQCBORNZDNDU-UHFFFAOYSA-D decasodium 3-methoxy-6-[2-(6-methoxy-4,5-disulfonatooxyoxan-3-yl)oxy-5-[5-(5-methoxy-3,4-disulfonatooxyoxan-2-yl)oxy-3,4-disulfonatooxyoxan-2-yl]oxy-4-sulfonatooxyoxan-3-yl]oxy-4,5-disulfonatooxyoxane-2-carboxylate Chemical compound [Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].COC1COC(OC2COC(OC3COC(OC4COC(OC)C(OS([O-])(=O)=O)C4OS([O-])(=O)=O)C(OC4OC(C(OC)C(OS([O-])(=O)=O)C4OS([O-])(=O)=O)C([O-])=O)C3OS([O-])(=O)=O)C(OS([O-])(=O)=O)C2OS([O-])(=O)=O)C(OS([O-])(=O)=O)C1OS([O-])(=O)=O MSJQCBORNZDNDU-UHFFFAOYSA-D 0.000 description 1
230000000593 degrading effect Effects 0.000 description 1
238000001212 derivatisation Methods 0.000 description 1
238000011161 development Methods 0.000 description 1
150000002009 diols Chemical class 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
238000009826 distribution Methods 0.000 description 1
229940043249 elmiron Drugs 0.000 description 1
238000005265 energy consumption Methods 0.000 description 1
238000005516 engineering process Methods 0.000 description 1
150000002169 ethanolamines Chemical class 0.000 description 1
238000001704 evaporation Methods 0.000 description 1
230000008020 evaporation Effects 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
239000000945 filler Substances 0.000 description 1
239000012065 filter cake Substances 0.000 description 1
238000001914 filtration Methods 0.000 description 1
239000012362 glacial acetic acid Substances 0.000 description 1
229960001438 immunostimulant agent Drugs 0.000 description 1
239000003022 immunostimulating agent Substances 0.000 description 1
230000003308 immunostimulating effect Effects 0.000 description 1
230000006872 improvement Effects 0.000 description 1
238000005342 ion exchange Methods 0.000 description 1
150000002500 ions Chemical class 0.000 description 1
238000002955 isolation Methods 0.000 description 1
239000006193 liquid solution Substances 0.000 description 1
238000005259 measurement Methods 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
QHDUJTCUPWHNPK-UHFFFAOYSA-N methyl 7-methoxy-2h-indazole-3-carboxylate Chemical compound COC1=CC=CC2=C(C(=O)OC)NN=C21 QHDUJTCUPWHNPK-UHFFFAOYSA-N 0.000 description 1
229920001220 nitrocellulos Polymers 0.000 description 1
201000008482 osteoarthritis Diseases 0.000 description 1
239000007800 oxidant agent Substances 0.000 description 1
238000006864 oxidative decomposition reaction Methods 0.000 description 1
238000010525 oxidative degradation reaction Methods 0.000 description 1
238000007248 oxidative elimination reaction Methods 0.000 description 1
239000001301 oxygen Substances 0.000 description 1
229910052760 oxygen Inorganic materials 0.000 description 1
238000010979 pH adjustment Methods 0.000 description 1
229940043138 pentosan polysulfate Drugs 0.000 description 1
230000008092 positive effect Effects 0.000 description 1
OIGNJSKKLXVSLS-VWUMJDOOSA-N prednisolone Chemical compound O=C1C=C[C@]2(C)[C@H]3[C@@H](O)C[C@](C)([C@@](CC4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 OIGNJSKKLXVSLS-VWUMJDOOSA-N 0.000 description 1
238000002360 preparation method Methods 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
238000007127 saponification reaction Methods 0.000 description 1
230000009528 severe injury Effects 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000001228 spectrum Methods 0.000 description 1
150000005846 sugar alcohols Chemical class 0.000 description 1

Classifications

- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/14—Hemicellulose; Derivatives thereof
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B1/00—Preparatory treatment of cellulose for making derivatives thereof, e.g. pre-treatment, pre-soaking, activation
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0057—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Xylans, i.e. xylosaccharide, e.g. arabinoxylan, arabinofuronan, pentosans; (beta-1,3)(beta-1,4)-D-Xylans, e.g. rhodymenans; Hemicellulose; Derivatives thereof

Landscapes

Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
Health & Medical Sciences (AREA)
Medicinal Chemistry (AREA)
Engineering & Computer Science (AREA)
Biochemistry (AREA)
Materials Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Molecular Biology (AREA)
General Health & Medical Sciences (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)
Paper (AREA)

BG108136A 2001-02-28 2003-08-27 Метод за отделяне на хемицелулози от съдържаща хемицелулоза биомаса, както и биомаса и хемицелулоза, получавани с метода BG108136A (bg)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DE10109502A DE10109502A1 (de)	2001-02-28	2001-02-28	Verfahren zum Abtrennen von Hemicellulosen aus hemicellulosehaltiger Biomasse sowie die mit dem Verfahren erhältliche Biomasse und Hemicellulose
PCT/EP2002/001359 WO2002075042A2 (fr)	2001-02-28	2002-02-08	Procede permettant de separer les hemicelluloses d'une biomasse contenant des hemicelluloses ainsi que biomasse et hemicellulose obtenues par ce procede

Publications (1)

Publication Number	Publication Date
BG108136A true BG108136A (bg)	2004-09-30

Family

ID=7675719

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BG108136A BG108136A (bg)	2001-02-28	2003-08-27	Метод за отделяне на хемицелулози от съдържаща хемицелулоза биомаса, както и биомаса и хемицелулоза, получавани с метода

Country Status (28)

Country	Link
US (1)	US7198695B2 (fr)
EP (1)	EP1366231B1 (fr)
JP (1)	JP3872017B2 (fr)
KR (1)	KR100566064B1 (fr)
CN (1)	CN1261641C (fr)
AP (1)	AP1668A (fr)
AT (1)	ATE323796T1 (fr)
AU (1)	AU2002238542B2 (fr)
BG (1)	BG108136A (fr)
BR (1)	BR0207845B1 (fr)
CA (1)	CA2448862C (fr)
CZ (1)	CZ298497B6 (fr)
DE (2)	DE10109502A1 (fr)
EA (1)	EA005492B1 (fr)
EE (1)	EE200300414A (fr)
ES (1)	ES2259700T3 (fr)
HR (1)	HRP20030685A2 (fr)
HU (1)	HUP0303343A2 (fr)
MX (1)	MXPA03007788A (fr)
NO (1)	NO333709B1 (fr)
NZ (1)	NZ527807A (fr)
PL (1)	PL366371A1 (fr)
PT (1)	PT1366231E (fr)
SK (1)	SK285491B6 (fr)
UA (1)	UA76734C2 (fr)
WO (1)	WO2002075042A2 (fr)
YU (1)	YU66003A (fr)
ZA (1)	ZA200306562B (fr)

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Also Published As

Publication number	Publication date
PT1366231E (pt)	2006-08-31
JP3872017B2 (ja)	2007-01-24
ZA200306562B (en)	2004-08-25
HRP20030685A2 (en)	2005-04-30
EP1366231B1 (fr)	2006-04-19
CN1261641C (zh)	2006-06-28
BR0207845B1 (pt)	2012-12-25
ATE323796T1 (de)	2006-05-15
JP2005506461A (ja)	2005-03-03
CZ298497B6 (cs)	2007-10-17
AP2003002850A0 (en)	2003-09-30
DE50206471D1 (de)	2006-05-24
NZ527807A (en)	2005-09-30
US20040108085A1 (en)	2004-06-10
EP1366231A2 (fr)	2003-12-03
EA200300946A1 (ru)	2004-02-26
CZ20032261A3 (cs)	2004-09-15
EA005492B1 (ru)	2005-02-24
KR20030078954A (ko)	2003-10-08
US7198695B2 (en)	2007-04-03
SK285491B6 (sk)	2007-02-01
KR100566064B1 (ko)	2006-03-30
DE10109502A1 (de)	2002-09-12
CA2448862C (fr)	2008-04-29
AU2002238542B2 (en)	2006-03-02
NO20033817L (no)	2003-10-21
PL366371A1 (en)	2005-01-24
EE200300414A (et)	2003-12-15
WO2002075042A2 (fr)	2002-09-26
WO2002075042A3 (fr)	2003-03-20
CA2448862A1 (fr)	2002-09-26
ES2259700T3 (es)	2006-10-16
AP1668A (en)	2006-10-12
SK10702003A3 (sk)	2004-01-08
MXPA03007788A (es)	2003-12-08
CN1494624A (zh)	2004-05-05
NO333709B1 (no)	2013-09-02
NO20033817D0 (no)	2003-08-27
UA76734C2 (en)	2006-09-15
HUP0303343A2 (hu)	2004-01-28
YU66003A (sh)	2006-05-25
BR0207845A (pt)	2004-03-02

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