ES2703390T3 - Procedimiento de fabricación de celulosa conformada combinado con un sistema de recuperación de fábrica de pasta - Google Patents
Procedimiento de fabricación de celulosa conformada combinado con un sistema de recuperación de fábrica de pasta Download PDFInfo
- Publication number
- ES2703390T3 ES2703390T3 ES10751091T ES10751091T ES2703390T3 ES 2703390 T3 ES2703390 T3 ES 2703390T3 ES 10751091 T ES10751091 T ES 10751091T ES 10751091 T ES10751091 T ES 10751091T ES 2703390 T3 ES2703390 T3 ES 2703390T3
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- cellulose
- forming
- alkaline
- dissolving
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- 238000011084 recovery Methods 0.000 title claims abstract description 67
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 26
- 239000000126 substance Substances 0.000 claims abstract description 88
- 238000000034 method Methods 0.000 claims abstract description 70
- 230000008569 process Effects 0.000 claims abstract description 51
- 238000010411 cooking Methods 0.000 claims abstract description 48
- 229920005610 lignin Polymers 0.000 claims abstract description 38
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 33
- 239000001301 oxygen Substances 0.000 claims abstract description 33
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 33
- 239000000463 material Substances 0.000 claims abstract description 28
- 238000005345 coagulation Methods 0.000 claims abstract description 27
- 230000015271 coagulation Effects 0.000 claims abstract description 27
- 239000000243 solution Substances 0.000 claims abstract description 27
- 239000000654 additive Substances 0.000 claims abstract description 24
- 239000003513 alkali Substances 0.000 claims abstract description 22
- 238000004090 dissolution Methods 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 22
- 239000000835 fiber Substances 0.000 claims abstract description 20
- 150000003464 sulfur compounds Chemical class 0.000 claims abstract description 18
- 229920000875 Dissolving pulp Polymers 0.000 claims abstract description 14
- 229920002488 Hemicellulose Polymers 0.000 claims abstract description 13
- 238000000605 extraction Methods 0.000 claims abstract description 13
- 239000007844 bleaching agent Substances 0.000 claims abstract description 10
- 150000001875 compounds Chemical class 0.000 claims abstract description 10
- 229910052784 alkaline earth metal Inorganic materials 0.000 claims abstract description 9
- 150000001342 alkaline earth metals Chemical class 0.000 claims abstract description 9
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- 239000012978 lignocellulosic material Substances 0.000 claims abstract description 8
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- 238000004061 bleaching Methods 0.000 claims abstract description 6
- 239000007864 aqueous solution Substances 0.000 claims abstract description 5
- 150000003839 salts Chemical class 0.000 claims abstract description 4
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims abstract 9
- 239000012456 homogeneous solution Substances 0.000 claims abstract 3
- 238000000926 separation method Methods 0.000 claims abstract 2
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- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 21
- 229910052717 sulfur Inorganic materials 0.000 claims description 21
- 239000011593 sulfur Substances 0.000 claims description 21
- 239000002253 acid Substances 0.000 claims description 20
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- 239000002655 kraft paper Substances 0.000 claims description 14
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 10
- 150000008044 alkali metal hydroxides Chemical class 0.000 claims description 10
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims description 8
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 7
- 150000002972 pentoses Chemical class 0.000 claims description 7
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical class S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 229910001854 alkali hydroxide Inorganic materials 0.000 claims description 6
- 229910052783 alkali metal Inorganic materials 0.000 claims description 6
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000004880 explosion Methods 0.000 claims description 5
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 4
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims description 4
- 150000001340 alkali metals Chemical class 0.000 claims description 4
- 150000001341 alkaline earth metal compounds Chemical class 0.000 claims description 4
- 238000009993 causticizing Methods 0.000 claims description 4
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- 229910052815 sulfur oxide Inorganic materials 0.000 claims description 4
- 239000002699 waste material Substances 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 3
- 238000010335 hydrothermal treatment Methods 0.000 claims description 3
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims description 3
- 229910019142 PO4 Inorganic materials 0.000 claims description 2
- 238000010894 electron beam technology Methods 0.000 claims description 2
- 230000002255 enzymatic effect Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 2
- 235000021317 phosphate Nutrition 0.000 claims description 2
- 150000003752 zinc compounds Chemical class 0.000 claims description 2
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims 3
- 229910052698 phosphorus Inorganic materials 0.000 claims 3
- 239000011574 phosphorus Substances 0.000 claims 3
- GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 claims 1
- YTAHJIFKAKIKAV-XNMGPUDCSA-N [(1R)-3-morpholin-4-yl-1-phenylpropyl] N-[(3S)-2-oxo-5-phenyl-1,3-dihydro-1,4-benzodiazepin-3-yl]carbamate Chemical compound O=C1[C@H](N=C(C2=C(N1)C=CC=C2)C1=CC=CC=C1)NC(O[C@H](CCN1CCOCC1)C1=CC=CC=C1)=O YTAHJIFKAKIKAV-XNMGPUDCSA-N 0.000 claims 1
- 230000003213 activating effect Effects 0.000 claims 1
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- 229910052739 hydrogen Inorganic materials 0.000 claims 1
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- 230000003134 recirculating effect Effects 0.000 claims 1
- 239000000047 product Substances 0.000 description 24
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 18
- 239000007788 liquid Substances 0.000 description 18
- 229920000297 Rayon Polymers 0.000 description 16
- 241000196324 Embryophyta Species 0.000 description 15
- 238000004537 pulping Methods 0.000 description 15
- 239000002904 solvent Substances 0.000 description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 13
- 230000000996 additive effect Effects 0.000 description 11
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 10
- 230000002087 whitening effect Effects 0.000 description 10
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- 230000003647 oxidation Effects 0.000 description 8
- 238000007254 oxidation reaction Methods 0.000 description 8
- 150000004823 xylans Chemical class 0.000 description 8
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical group 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 description 7
- 238000006243 chemical reaction Methods 0.000 description 7
- 239000011734 sodium Substances 0.000 description 7
- 229910052708 sodium Inorganic materials 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 description 6
- 230000004913 activation Effects 0.000 description 6
- OSVXSBDYLRYLIG-UHFFFAOYSA-N dioxidochlorine(.) Chemical compound O=Cl=O OSVXSBDYLRYLIG-UHFFFAOYSA-N 0.000 description 6
- HYBBIBNJHNGZAN-UHFFFAOYSA-N furfural Chemical compound O=CC1=CC=CO1 HYBBIBNJHNGZAN-UHFFFAOYSA-N 0.000 description 6
- 238000002309 gasification Methods 0.000 description 6
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- -1 xylan Chemical class 0.000 description 6
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 5
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 5
- 230000002378 acidificating effect Effects 0.000 description 5
- 150000007513 acids Chemical class 0.000 description 5
- 239000003153 chemical reaction reagent Substances 0.000 description 5
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 5
- 238000009987 spinning Methods 0.000 description 5
- 239000002023 wood Substances 0.000 description 5
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- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 description 4
- 239000002585 base Substances 0.000 description 4
- JJWKPURADFRFRB-UHFFFAOYSA-N carbonyl sulfide Chemical compound O=C=S JJWKPURADFRFRB-UHFFFAOYSA-N 0.000 description 4
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- 235000010265 sodium sulphite Nutrition 0.000 description 4
- 150000004763 sulfides Chemical class 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
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- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical group [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
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- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- DWAQJAXMDSEUJJ-UHFFFAOYSA-M Sodium bisulfite Chemical compound [Na+].OS([O-])=O DWAQJAXMDSEUJJ-UHFFFAOYSA-M 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- 235000011054 acetic acid Nutrition 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000012670 alkaline solution Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000011260 aqueous acid Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002551 biofuel Substances 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 239000007853 buffer solution Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000012847 fine chemical Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 150000002484 inorganic compounds Chemical class 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229940035429 isobutyl alcohol Drugs 0.000 description 1
- 239000004310 lactic acid Substances 0.000 description 1
- 235000014655 lactic acid Nutrition 0.000 description 1
- 239000000787 lecithin Substances 0.000 description 1
- 235000010445 lecithin Nutrition 0.000 description 1
- 229940067606 lecithin Drugs 0.000 description 1
- TWNIBLMWSKIRAT-VFUOTHLCSA-N levoglucosan Chemical group O[C@@H]1[C@@H](O)[C@H](O)[C@H]2CO[C@@H]1O2 TWNIBLMWSKIRAT-VFUOTHLCSA-N 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- MHCFAGZWMAWTNR-UHFFFAOYSA-M lithium perchlorate Chemical compound [Li+].[O-]Cl(=O)(=O)=O MHCFAGZWMAWTNR-UHFFFAOYSA-M 0.000 description 1
- 229910001486 lithium perchlorate Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 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
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000005517 mercerization Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 235000010755 mineral Nutrition 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 235000019645 odor Nutrition 0.000 description 1
- 239000006259 organic additive Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 235000015927 pasta Nutrition 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920000052 poly(p-xylylene) Polymers 0.000 description 1
- 229920000867 polyelectrolyte Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 229940079877 pyrogallol Drugs 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 239000002516 radical scavenger Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000000518 rheometry Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 235000010267 sodium hydrogen sulphite Nutrition 0.000 description 1
- HYHCSLBZRBJJCH-UHFFFAOYSA-M sodium hydrosulfide Chemical compound [Na+].[SH-] HYHCSLBZRBJJCH-UHFFFAOYSA-M 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000011122 softwood Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000012991 xanthate Substances 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H8/00—Macromolecular compounds derived from lignocellulosic materials
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B16/00—Regeneration of cellulose
-
- 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
-
- 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
-
- 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
- D21C3/00—Pulping cellulose-containing materials
- D21C3/22—Other features of pulping processes
- D21C3/26—Multistage 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
- 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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Paper (AREA)
- Artificial Filaments (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US20251709P | 2009-03-09 | 2009-03-09 | |
| US27208009P | 2009-08-14 | 2009-08-14 | |
| SE0901175 | 2009-09-11 | ||
| SE0901615A SE0901615A1 (sv) | 2009-12-28 | 2009-12-28 | Återvinning av kemikalier använda för upplösning av cellulosa i en cellulosamassafabriks kemikalieåtervinningssystem |
| PCT/SE2010/050256 WO2010104458A1 (en) | 2009-03-09 | 2010-03-08 | A shaped cellulose manufacturing process combined with a pulp mill recovery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2703390T3 true ES2703390T3 (es) | 2019-03-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES10751091T Active ES2703390T3 (es) | 2009-03-09 | 2010-03-08 | Procedimiento de fabricación de celulosa conformada combinado con un sistema de recuperación de fábrica de pasta |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US8617354B2 (enExample) |
| EP (2) | EP2406291B1 (enExample) |
| JP (1) | JP5788335B2 (enExample) |
| CN (1) | CN102341413B (enExample) |
| BR (1) | BRPI1006661B1 (enExample) |
| CA (1) | CA2754521C (enExample) |
| ES (1) | ES2703390T3 (enExample) |
| PT (1) | PT2406291T (enExample) |
| WO (1) | WO2010104458A1 (enExample) |
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| ES2703390T3 (es) * | 2009-03-09 | 2019-03-08 | Treetotextile Ab | Procedimiento de fabricación de celulosa conformada combinado con un sistema de recuperación de fábrica de pasta |
| US8951388B2 (en) | 2011-04-08 | 2015-02-10 | Pec-Tech Engineering And Construction Pte Ltd | Method and system for efficient production of dissolving pulp in a kraft mill producing paper grade pulp with a continuous type digester |
| EP2524980A1 (de) * | 2011-05-18 | 2012-11-21 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Herstellung ligninhaltiger Precursorfasern sowie Carbonfasern |
| EP2714673A4 (en) * | 2011-05-26 | 2014-11-19 | Liquid Lignin Company Llc | METHOD FOR PRODUCING FURFURAL FROM BLACK LIQUID |
| US8877985B2 (en) * | 2011-06-14 | 2014-11-04 | Shell Oil Company | Co-production of biofuels and glycols |
| CN104169491B (zh) * | 2012-02-20 | 2015-11-25 | 勒纽赛尔卢克斯责任有限公司 | 再生纤维素 |
| EP2855765B1 (en) | 2012-05-28 | 2016-11-02 | Södra Skogsägarna ekonomisk förening | New process and a dissolving pulp manufactured by the process |
| CN102704297B (zh) * | 2012-05-29 | 2014-10-29 | 南京林业大学 | 复合溶剂分离非木材木质纤维生物质木质素的方法 |
| JP6196022B2 (ja) * | 2012-07-31 | 2017-09-13 | 日本製紙株式会社 | 溶解クラフトパルプの製造方法 |
| JP6334083B2 (ja) * | 2012-09-12 | 2018-05-30 | 日本製紙株式会社 | 溶解パルプ |
| US12281441B2 (en) | 2013-04-17 | 2025-04-22 | Evrnu, Spc | Methods and systems for forming composite fibers |
| US11034817B2 (en) | 2013-04-17 | 2021-06-15 | Evrnu, Spc | Methods and systems for processing mixed textile feedstock, isolating constituent molecules, and regenerating cellulosic and polyester fibers |
| CN103321073B (zh) * | 2013-06-13 | 2016-05-25 | 郑州大学 | 一种木质纤维素生物质原料连续蒸汽爆破工艺 |
| EP3016908A1 (en) * | 2013-07-01 | 2016-05-11 | IHK Fibre AB | Alkali recycle in cellulose spinning process |
| JP6522274B2 (ja) * | 2013-08-06 | 2019-05-29 | 日本製紙株式会社 | 溶解クラフトパルプの製造方法。 |
| US20150045543A1 (en) * | 2013-08-12 | 2015-02-12 | Melvin Mitchell | Isolation method for water insoluble components of a biomass and products provided therefrom |
| JP6305715B2 (ja) * | 2013-09-30 | 2018-04-04 | 日本製紙株式会社 | 溶解パルプの製造方法 |
| US20160002858A1 (en) * | 2014-07-03 | 2016-01-07 | Linde Aktiengesellschaft | Methods for the oxygen-based delignification of pulp |
| KR101686551B1 (ko) * | 2014-08-12 | 2016-12-16 | 한국원자력연구원 | 나노셀룰로오스의 제조방법 |
| CA2984845C (en) | 2015-05-06 | 2023-02-28 | Sodra Skogsagarna Ekonomisk Forening | A method of treating cellulose pulp |
| SG10201503723TA (en) * | 2015-05-12 | 2016-12-29 | Pt Sateri Viscose Internat | Dissolving Pulp |
| EP3328924A4 (en) * | 2015-07-28 | 2019-04-03 | Evrnu, SPC | METHODS AND SYSTEMS FOR PROCESSING MIXED TEXTILE RAW MATERIAL, ISOLATING CONSTITUENT MOLECULES, AND REGENERATING POLYESTER AND CELLULOSIC FIBERS |
| WO2017079324A1 (en) * | 2015-11-02 | 2017-05-11 | Haverhals Luke | Lignocellulosic and geopolymer composite synergies and polymer-based additives for geopolymer composite |
| US10995452B2 (en) * | 2016-02-09 | 2021-05-04 | Bradley University | Lignocellulosic composites prepared with aqueous alkaline and urea solutions in cold temperatures systems and methods |
| CN105951488B (zh) * | 2016-07-02 | 2018-06-26 | 北京化工大学 | 一种利用木质纤维素清洁制备纤维素的工艺 |
| US20180071947A1 (en) * | 2016-09-14 | 2018-03-15 | Hexion Inc. | Method for bonding lignocellulosic material with phenolic resin and gaseous carbon dioxide |
| TWI736682B (zh) * | 2016-09-30 | 2021-08-21 | 日商王子控股股份有限公司 | 紙漿、漿料、片材、積層體及紙漿之製造方法 |
| DK3538592T3 (da) * | 2016-11-11 | 2023-04-03 | Teknologisk Inst | Fremgangsmåde til fremstilling af en celluloserig fiberfraktion og værdifulde biprodukter |
| IT201600121963A1 (it) * | 2016-12-01 | 2018-06-01 | Hydro Technical Eng Srl | Saccarificazione di cellulosa, procedimento di frazionamento di biomassa lignocellulosica e procedimento di idrolisi di cellulosa |
| EP4219808B1 (en) * | 2016-12-06 | 2025-07-23 | Circulose AB | Cellulose fibers |
| CN106958044A (zh) * | 2017-03-16 | 2017-07-18 | 王晓翔 | 采用化学方法制取菌草浆纤维的方法 |
| JP6581137B2 (ja) * | 2017-03-24 | 2019-09-25 | 日本製紙株式会社 | 溶解クラフトパルプの製造方法 |
| US11278865B2 (en) * | 2017-03-29 | 2022-03-22 | Lappeenrannan—Lähden teknillinen yliopisto LUT | Extracted lignocellulosic material as an adsorbent and uses thereof |
| JP2018204158A (ja) * | 2017-06-09 | 2018-12-27 | 王子ホールディングス株式会社 | リグノセルロース系原料からの溶解パルプの製造方法 |
| CN110396733B (zh) * | 2018-04-24 | 2022-11-25 | 恒天纤维集团有限公司 | 一种溶剂回收方法 |
| CN108708208A (zh) * | 2018-04-25 | 2018-10-26 | 武汉水木弘新材料有限公司 | 利用高温热处理制备低聚合度低结晶度纤维素的方法 |
| PL3914767T3 (pl) | 2019-01-22 | 2025-11-24 | Jena Trading Aps | Wytwarzanie włókien celulozowych |
| FI129846B (en) | 2019-02-01 | 2022-09-30 | Andritz Oy | A method for the production of oxidized lignin in a pulp mill |
| SE1950402A1 (en) * | 2019-04-01 | 2020-10-02 | Valmet Oy | Method for extracting hemicellulose from lignocellulosic material |
| FR3095819B1 (fr) | 2019-05-10 | 2021-06-18 | Inst De Rech Tech Jules Verne | Procédé de fabrication d’une fibre de carbone à partir d’un produit en papier |
| WO2021006798A1 (en) * | 2019-07-05 | 2021-01-14 | Kiram Ab | Method for dissolving pulp from recycled textile material |
| CA3074198A1 (en) * | 2020-02-28 | 2021-08-28 | Fluid Energy Group Ltd. | Modified methanesulfonic acid and uses thereof |
| WO2021211046A1 (en) * | 2020-04-17 | 2021-10-21 | Treetotextile Ab | Process for the recovery and recycle of chemicals in a regenerated cellulose fiber process |
| SE545586C2 (en) * | 2020-07-01 | 2023-10-31 | Rise Res Institutes Of Sweden Ab | Method of wet spinning precursor fibers comprising lignin and dissolving pulp for the production of carbon fibers, and precursor fibers therefrom |
| EP4116469A1 (en) | 2021-07-05 | 2023-01-11 | TreeToTextile AB | Method of spinning alkali cellulose |
| CA3224798A1 (en) | 2021-07-05 | 2023-01-12 | Treetotextile Ab | Process for spinning alkaline cellulose spin dope |
| EP4190952A1 (en) | 2021-12-03 | 2023-06-07 | TreeToTextile AB | Process for spinning alkaline cellulose spin dope |
| EP4368753A1 (en) | 2022-11-08 | 2024-05-15 | TreeToTextile AB | A fabric with regenerated cellulose |
| EP4616021A1 (en) | 2022-11-08 | 2025-09-17 | TreeToTextile AB | A fabric with regenerated cellulose |
| FI131613B1 (en) * | 2023-06-22 | 2025-08-07 | Upm Kymmene Corp | A method of producing regenerated cellulosic material |
| SE2330310A1 (en) * | 2023-07-04 | 2025-01-05 | Valmet Oy | A method for separating lignin in a pulp mill process and a system for carrying out the method |
| WO2025032035A1 (de) | 2023-08-04 | 2025-02-13 | Eeden Gmbh | Verfahren zur gewinnung von zellstoff aus textilien |
| CN117024630B (zh) * | 2023-09-01 | 2025-09-16 | 中国科学院青岛生物能源与过程研究所 | 一种高聚合度、高纯度半纤维素的制备方法 |
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| US3428520A (en) * | 1965-08-12 | 1969-02-18 | Scott Paper Co | Pulping process with lignin recovery |
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| MY155834A (en) * | 2008-12-17 | 2015-12-15 | Borregaard As | Lignocellulosic biomass conversion by sulfite pretreatment |
| ES2703390T3 (es) * | 2009-03-09 | 2019-03-08 | Treetotextile Ab | Procedimiento de fabricación de celulosa conformada combinado con un sistema de recuperación de fábrica de pasta |
-
2010
- 2010-03-08 ES ES10751091T patent/ES2703390T3/es active Active
- 2010-03-08 WO PCT/SE2010/050256 patent/WO2010104458A1/en not_active Ceased
- 2010-03-08 EP EP10751091.9A patent/EP2406291B1/en active Active
- 2010-03-08 BR BRPI1006661 patent/BRPI1006661B1/pt active IP Right Grant
- 2010-03-08 JP JP2011553987A patent/JP5788335B2/ja active Active
- 2010-03-08 CA CA2754521A patent/CA2754521C/en active Active
- 2010-03-08 EP EP16187027.4A patent/EP3124501A1/en not_active Withdrawn
- 2010-03-08 PT PT10751091T patent/PT2406291T/pt unknown
- 2010-03-08 CN CN201080010731.4A patent/CN102341413B/zh active Active
- 2010-03-08 US US13/255,777 patent/US8617354B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN102341413B (zh) | 2014-09-17 |
| CA2754521C (en) | 2015-11-10 |
| EP2406291B1 (en) | 2018-10-03 |
| US8617354B2 (en) | 2013-12-31 |
| WO2010104458A1 (en) | 2010-09-16 |
| BRPI1006661B1 (pt) | 2019-12-03 |
| EP2406291A4 (en) | 2013-03-27 |
| JP5788335B2 (ja) | 2015-09-30 |
| BRPI1006661A8 (pt) | 2017-10-03 |
| BRPI1006661A2 (enExample) | 2017-08-22 |
| CA2754521A1 (en) | 2010-09-16 |
| US20120000621A1 (en) | 2012-01-05 |
| EP2406291A1 (en) | 2012-01-18 |
| PT2406291T (pt) | 2018-12-28 |
| JP2012519784A (ja) | 2012-08-30 |
| CN102341413A (zh) | 2012-02-01 |
| EP3124501A1 (en) | 2017-02-01 |
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