ES2806475T3 - Un proceso continuo para la producción de pulpa de celulosa - Google Patents
Un proceso continuo para la producción de pulpa de celulosa Download PDFInfo
- Publication number
- ES2806475T3 ES2806475T3 ES16722693T ES16722693T ES2806475T3 ES 2806475 T3 ES2806475 T3 ES 2806475T3 ES 16722693 T ES16722693 T ES 16722693T ES 16722693 T ES16722693 T ES 16722693T ES 2806475 T3 ES2806475 T3 ES 2806475T3
- Authority
- ES
- Spain
- Prior art keywords
- cellulose pulp
- bleaching
- raw material
- linne
- continuous
- Prior art date
- Legal status (The legal status 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 status listed.)
- Active
Links
- 229920002678 cellulose Polymers 0.000 title claims abstract description 139
- 239000001913 cellulose Substances 0.000 title claims abstract description 139
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 58
- 238000010924 continuous production Methods 0.000 title claims abstract description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 240
- 238000000034 method Methods 0.000 claims abstract description 108
- 238000004061 bleaching Methods 0.000 claims abstract description 91
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 74
- 230000029087 digestion Effects 0.000 claims abstract description 73
- 239000002994 raw material Substances 0.000 claims abstract description 69
- 239000000126 substance Substances 0.000 claims abstract description 65
- 239000000243 solution Substances 0.000 claims abstract description 48
- 229920005610 lignin Polymers 0.000 claims abstract description 46
- 239000000725 suspension Substances 0.000 claims abstract description 40
- 239000011780 sodium chloride Substances 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 238000010411 cooking Methods 0.000 claims abstract description 28
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000006227 byproduct Substances 0.000 claims abstract description 24
- 238000010438 heat treatment Methods 0.000 claims abstract description 24
- 238000005406 washing Methods 0.000 claims abstract description 24
- 235000013311 vegetables Nutrition 0.000 claims abstract description 23
- 239000000203 mixture Substances 0.000 claims abstract description 15
- 239000006185 dispersion Substances 0.000 claims abstract description 14
- 244000025254 Cannabis sativa Species 0.000 claims abstract description 13
- 239000000047 product Substances 0.000 claims abstract description 12
- 229920003043 Cellulose fiber Polymers 0.000 claims abstract description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000007864 aqueous solution Substances 0.000 claims abstract description 10
- 239000008151 electrolyte solution Substances 0.000 claims abstract description 10
- 239000013505 freshwater Substances 0.000 claims abstract description 10
- 239000004615 ingredient Substances 0.000 claims abstract description 10
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 8
- 239000000428 dust Substances 0.000 claims abstract description 7
- 238000000227 grinding Methods 0.000 claims abstract description 6
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052681 coesite Inorganic materials 0.000 claims abstract description 5
- 229910052906 cristobalite Inorganic materials 0.000 claims abstract description 5
- 239000002245 particle Substances 0.000 claims abstract description 5
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 5
- 229910052682 stishovite Inorganic materials 0.000 claims abstract description 5
- 229910052905 tridymite Inorganic materials 0.000 claims abstract description 5
- 238000004090 dissolution Methods 0.000 claims abstract description 4
- 238000012546 transfer Methods 0.000 claims abstract description 4
- 230000002045 lasting effect Effects 0.000 claims abstract description 3
- 240000003433 Miscanthus floridulus Species 0.000 claims description 16
- 238000012216 screening Methods 0.000 claims description 15
- 244000062793 Sorghum vulgare Species 0.000 claims description 14
- 230000008929 regeneration Effects 0.000 claims description 14
- 238000011069 regeneration method Methods 0.000 claims description 14
- 241000196324 Embryophyta Species 0.000 claims description 13
- 235000014676 Phragmites communis Nutrition 0.000 claims description 11
- 238000012545 processing Methods 0.000 claims description 10
- 235000011684 Sorghum saccharatum Nutrition 0.000 claims description 8
- 238000005194 fractionation Methods 0.000 claims description 8
- 239000011734 sodium Substances 0.000 claims description 8
- 240000007594 Oryza sativa Species 0.000 claims description 7
- 235000007164 Oryza sativa Nutrition 0.000 claims description 7
- 244000075850 Avena orientalis Species 0.000 claims description 6
- 235000007319 Avena orientalis Nutrition 0.000 claims description 6
- 244000150187 Cyperus papyrus Species 0.000 claims description 6
- 240000008620 Fagopyrum esculentum Species 0.000 claims description 6
- 235000009419 Fagopyrum esculentum Nutrition 0.000 claims description 6
- 240000005979 Hordeum vulgare Species 0.000 claims description 6
- 235000007340 Hordeum vulgare Nutrition 0.000 claims description 6
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 6
- 240000006240 Linum usitatissimum Species 0.000 claims description 6
- 235000004431 Linum usitatissimum Nutrition 0.000 claims description 6
- 235000007195 Pennisetum typhoides Nutrition 0.000 claims description 6
- 244000098338 Triticum aestivum Species 0.000 claims description 6
- 240000005371 Urochloa ramosa Species 0.000 claims description 6
- 240000008042 Zea mays Species 0.000 claims description 6
- 235000019713 millet Nutrition 0.000 claims description 6
- 229910052708 sodium Inorganic materials 0.000 claims description 6
- 241000233948 Typha Species 0.000 claims description 5
- 241001494508 Arundo donax Species 0.000 claims description 4
- 240000000491 Corchorus aestuans Species 0.000 claims description 4
- 235000011777 Corchorus aestuans Nutrition 0.000 claims description 4
- 235000010862 Corchorus capsularis Nutrition 0.000 claims description 4
- 241001520808 Panicum virgatum Species 0.000 claims description 4
- 244000273256 Phragmites communis Species 0.000 claims description 4
- 235000009566 rice Nutrition 0.000 claims description 4
- 241000609240 Ambelania acida Species 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 3
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 3
- 241001330024 Bambusoideae Species 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910000975 Carbon steel Inorganic materials 0.000 claims description 3
- 235000010206 Corchorus olitorius Nutrition 0.000 claims description 3
- 244000227473 Corchorus olitorius Species 0.000 claims description 3
- 241000192043 Echinochloa Species 0.000 claims description 3
- 244000058871 Echinochloa crus-galli Species 0.000 claims description 3
- 235000008247 Echinochloa frumentacea Nutrition 0.000 claims description 3
- 241001148717 Lygeum spartum Species 0.000 claims description 3
- 241000604152 Macrochloa tenacissima Species 0.000 claims description 3
- 240000008950 Neyraudia reynaudiana Species 0.000 claims description 3
- 240000008114 Panicum miliaceum Species 0.000 claims description 3
- 235000007199 Panicum miliaceum Nutrition 0.000 claims description 3
- 241001579678 Panthea coenobita Species 0.000 claims description 3
- 244000038248 Pennisetum spicatum Species 0.000 claims description 3
- 244000115721 Pennisetum typhoides Species 0.000 claims description 3
- 244000082204 Phyllostachys viridis Species 0.000 claims description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 3
- 235000008515 Setaria glauca Nutrition 0.000 claims description 3
- 241000233932 Sparganium Species 0.000 claims description 3
- 241001123076 Thamnochortus insignis Species 0.000 claims description 3
- 235000019714 Triticale Nutrition 0.000 claims description 3
- 235000021307 Triticum Nutrition 0.000 claims description 3
- 235000007244 Zea mays Nutrition 0.000 claims description 3
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 3
- 239000010905 bagasse Substances 0.000 claims description 3
- 239000011425 bamboo Substances 0.000 claims description 3
- 239000010962 carbon steel Substances 0.000 claims description 3
- 235000005822 corn Nutrition 0.000 claims description 3
- 235000004426 flaxseed Nutrition 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 241000228158 x Triticosecale Species 0.000 claims description 3
- 239000003643 water by type Substances 0.000 claims description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 1
- 229910004298 SiO 2 Inorganic materials 0.000 claims 1
- 240000000260 Typha latifolia Species 0.000 claims 1
- 239000010935 stainless steel Substances 0.000 claims 1
- 239000004115 Sodium Silicate Substances 0.000 abstract description 13
- 229910052911 sodium silicate Inorganic materials 0.000 abstract description 13
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 abstract description 12
- 239000012071 phase Substances 0.000 description 24
- 239000000463 material Substances 0.000 description 20
- 241001074116 Miscanthus x giganteus Species 0.000 description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
- 238000003801 milling Methods 0.000 description 6
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 5
- -1 hydroperoxide anions Chemical class 0.000 description 5
- 235000010265 sodium sulphite Nutrition 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- 239000011593 sulfur Substances 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 238000004537 pulping Methods 0.000 description 4
- 229910000029 sodium carbonate Inorganic materials 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 3
- 239000004810 polytetrafluoroethylene Substances 0.000 description 3
- 238000004321 preservation Methods 0.000 description 3
- 238000004076 pulp bleaching Methods 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 2
- 241000878007 Miscanthus Species 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 239000008103 glucose Substances 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- ZFXPBTZXYNIAJW-UHFFFAOYSA-N 4-[2-(2-phenylethenyl)phenyl]triazine Chemical compound C=1C=CC=CC=1C=CC1=CC=CC=C1C1=CC=NN=N1 ZFXPBTZXYNIAJW-UHFFFAOYSA-N 0.000 description 1
- YGUMVDWOQQJBGA-VAWYXSNFSA-N 5-[(4-anilino-6-morpholin-4-yl-1,3,5-triazin-2-yl)amino]-2-[(e)-2-[4-[(4-anilino-6-morpholin-4-yl-1,3,5-triazin-2-yl)amino]-2-sulfophenyl]ethenyl]benzenesulfonic acid Chemical compound C=1C=C(\C=C\C=2C(=CC(NC=3N=C(N=C(NC=4C=CC=CC=4)N=3)N3CCOCC3)=CC=2)S(O)(=O)=O)C(S(=O)(=O)O)=CC=1NC(N=C(N=1)N2CCOCC2)=NC=1NC1=CC=CC=C1 YGUMVDWOQQJBGA-VAWYXSNFSA-N 0.000 description 1
- CNGYZEMWVAWWOB-VAWYXSNFSA-N 5-[[4-anilino-6-[bis(2-hydroxyethyl)amino]-1,3,5-triazin-2-yl]amino]-2-[(e)-2-[4-[[4-anilino-6-[bis(2-hydroxyethyl)amino]-1,3,5-triazin-2-yl]amino]-2-sulfophenyl]ethenyl]benzenesulfonic acid Chemical compound N=1C(NC=2C=C(C(\C=C\C=3C(=CC(NC=4N=C(N=C(NC=5C=CC=CC=5)N=4)N(CCO)CCO)=CC=3)S(O)(=O)=O)=CC=2)S(O)(=O)=O)=NC(N(CCO)CCO)=NC=1NC1=CC=CC=C1 CNGYZEMWVAWWOB-VAWYXSNFSA-N 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- PQUCIEFHOVEZAU-UHFFFAOYSA-N Diammonium sulfite Chemical compound [NH4+].[NH4+].[O-]S([O-])=O PQUCIEFHOVEZAU-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 239000007832 Na2SO4 Substances 0.000 description 1
- 229910019093 NaOCl Inorganic materials 0.000 description 1
- 229920000557 Nafion® Polymers 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- 229920012266 Poly(ether sulfone) PES Polymers 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 229920001131 Pulp (paper) Polymers 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- 101000910954 Xenopus laevis F-actin-capping protein subunit alpha-1 Proteins 0.000 description 1
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 239000000908 ammonium hydroxide Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- LVGQIQHJMRUCRM-UHFFFAOYSA-L calcium bisulfite Chemical compound [Ca+2].OS([O-])=O.OS([O-])=O LVGQIQHJMRUCRM-UHFFFAOYSA-L 0.000 description 1
- 235000010260 calcium hydrogen sulphite Nutrition 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000003251 chemically resistant material Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- VDQVEACBQKUUSU-UHFFFAOYSA-M disodium;sulfanide Chemical compound [Na+].[Na+].[SH-] VDQVEACBQKUUSU-UHFFFAOYSA-M 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009296 electrodeionization Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 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
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012978 lignocellulosic material Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 239000006193 liquid solution Substances 0.000 description 1
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 description 1
- 239000000347 magnesium hydroxide Substances 0.000 description 1
- 229910001862 magnesium hydroxide Inorganic materials 0.000 description 1
- LPHFLPKXBKBHRW-UHFFFAOYSA-L magnesium;hydrogen sulfite Chemical compound [Mg+2].OS([O-])=O.OS([O-])=O LPHFLPKXBKBHRW-UHFFFAOYSA-L 0.000 description 1
- JESHZQPNPCJVNG-UHFFFAOYSA-L magnesium;sulfite Chemical compound [Mg+2].[O-]S([O-])=O JESHZQPNPCJVNG-UHFFFAOYSA-L 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000131 polyvinylidene Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000002110 toxicologic effect Effects 0.000 description 1
- 231100000027 toxicology Toxicity 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 229920001221 xylan Polymers 0.000 description 1
- 150000004823 xylans Chemical class 0.000 description 1
Classifications
-
- 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
- D21C3/02—Pulping cellulose-containing materials with inorganic bases or alkaline reacting compounds, e.g. sulfate processes
-
- 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
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/0007—Recovery of by-products, i.e. compounds other than those necessary for pulping, for multiple uses or not otherwise provided for
-
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/1063—Bleaching ; Apparatus therefor with compounds not otherwise provided for, e.g. activated gases
-
- 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
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/10—Bleaching ; Apparatus therefor
- D21C9/16—Bleaching ; Apparatus therefor with per compounds
- D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/12—Pulp from non-woody plants or crops, e.g. cotton, flax, straw, bagasse
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Paper (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/HR2016/000014 WO2017178849A1 (en) | 2016-04-15 | 2016-04-15 | A continuous process for production of cellulose pulp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2806475T3 true ES2806475T3 (es) | 2021-02-17 |
Family
ID=55969172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES16722693T Active ES2806475T3 (es) | 2016-04-15 | 2016-04-15 | Un proceso continuo para la producción de pulpa de celulosa |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP3443159B1 (pl) |
| DK (1) | DK3443159T3 (pl) |
| ES (1) | ES2806475T3 (pl) |
| HR (1) | HRP20200981T1 (pl) |
| PL (1) | PL3443159T3 (pl) |
| RS (1) | RS60519B1 (pl) |
| WO (1) | WO2017178849A1 (pl) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| HRP20190259A2 (hr) * | 2019-02-07 | 2020-08-21 | Marinko Mikulić | Kontinuirani postupak proizvodnje celulozne pulpe iz travnatih sirovina |
| EP4269687A1 (de) * | 2022-04-26 | 2023-11-01 | Wepa Professional GmbH | Verfahren zur herstellung von zellstoff und zur gewinnung von lignin aus einer lignocellulose aus rohstoffpflanzen der pflanzengattung miscanthus |
| CA3170366A1 (en) * | 2022-08-12 | 2024-02-12 | Sixring Inc. | Optimization of chemical consumption in biomass delignification |
| CN118756519B (zh) * | 2024-08-09 | 2025-05-27 | 山东银鹰股份有限公司 | 一种高甲种纤维素含量的棉浆粕的制备方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2692181A (en) | 1950-03-08 | 1954-10-19 | Buffalo Electro Chem Co | Treatment of unbleached sulfite pulp |
| FR1112830A (fr) | 1953-09-30 | 1956-03-19 | Aschaffenburger Zellstoffwerke | Procédé pour la fabrication de semi-cellulose à partir de bois feuillu |
| GB1217833A (en) * | 1967-01-16 | 1970-12-31 | Electric Reduction Co | Improved cellulosic pulp process |
| SE400997B (sv) * | 1972-12-15 | 1978-04-17 | Erco Envirotech Ltd | Sett for avlegsnande av natriumklorid ur regenererad vitlut |
| WO1985005386A1 (en) * | 1984-05-15 | 1985-12-05 | Flinck Karl Evert | Method of bleaching fibre pulp for the production of paper and p aperboard |
| US4584075A (en) | 1984-11-26 | 1986-04-22 | Ionics Incorporated | Process and apparatus for electrically desorbing components selectively sorbed on an electrolytically conducting barrier |
| CA2038651C (en) | 1991-03-19 | 1995-12-12 | Kwei-Nam Law | Method and apparatus for bleaching pulps |
| SE470538C (sv) * | 1992-12-02 | 1996-02-26 | Kvaerner Pulping Tech | Sätt vid blekning av massa utan användning av klorhaltiga kemikalier |
| DE19603491C2 (de) | 1996-01-31 | 1999-04-08 | Abu Shaar Isam | Verfahren zur Herstellung eines fasrigen Zellulosestoffes und dessen Verwendung |
| FI126563B (en) * | 2012-03-12 | 2017-02-15 | Upm Kymmene Corp | A method and system for treating fluid flows at a pulp mill |
| US9777429B2 (en) | 2014-03-31 | 2017-10-03 | Marinko Mikulic | Continuous process for production of cellulose pulp from grass-like plant feedstock |
-
2016
- 2016-04-15 DK DK16722693.5T patent/DK3443159T3/da active
- 2016-04-15 WO PCT/HR2016/000014 patent/WO2017178849A1/en not_active Ceased
- 2016-04-15 ES ES16722693T patent/ES2806475T3/es active Active
- 2016-04-15 RS RS20200820A patent/RS60519B1/sr unknown
- 2016-04-15 EP EP16722693.5A patent/EP3443159B1/en active Active
- 2016-04-15 PL PL16722693T patent/PL3443159T3/pl unknown
- 2016-04-15 HR HRP20200981TT patent/HRP20200981T1/hr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP3443159B1 (en) | 2020-06-03 |
| WO2017178849A1 (en) | 2017-10-19 |
| PL3443159T3 (pl) | 2020-09-21 |
| RS60519B1 (sr) | 2020-08-31 |
| DK3443159T3 (da) | 2020-07-27 |
| HRP20200981T1 (hr) | 2020-10-16 |
| EP3443159A1 (en) | 2019-02-20 |
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