FI3762537T3 - Selluloosa ja lyosellikappaleet, joissa on pienennetty selluloosapitoisuus - Google Patents
Selluloosa ja lyosellikappaleet, joissa on pienennetty selluloosapitoisuus Download PDFInfo
- Publication number
- FI3762537T3 FI3762537T3 FIEP19708327.2T FI19708327T FI3762537T3 FI 3762537 T3 FI3762537 T3 FI 3762537T3 FI 19708327 T FI19708327 T FI 19708327T FI 3762537 T3 FI3762537 T3 FI 3762537T3
- Authority
- FI
- Finland
- Prior art keywords
- lyocell
- pulp
- cellulose
- fibers
- content
- Prior art date
Links
- 229920000433 Lyocell Polymers 0.000 title claims 84
- 229920002678 cellulose Polymers 0.000 title claims 67
- 239000001913 cellulose Substances 0.000 title claims 64
- 230000002829 reductive effect Effects 0.000 title claims 32
- 235000010980 cellulose Nutrition 0.000 claims 65
- 239000000835 fiber Substances 0.000 claims 60
- 229920002488 Hemicellulose Polymers 0.000 claims 58
- 238000000034 method Methods 0.000 claims 41
- 238000004519 manufacturing process Methods 0.000 claims 32
- 230000008569 process Effects 0.000 claims 28
- 239000002023 wood Substances 0.000 claims 28
- 229920000057 Mannan Polymers 0.000 claims 26
- 239000000047 product Substances 0.000 claims 24
- 239000000203 mixture Substances 0.000 claims 23
- 229920001221 xylan Polymers 0.000 claims 22
- 150000004823 xylans Chemical class 0.000 claims 22
- 238000000465 moulding Methods 0.000 claims 19
- 229920000297 Rayon Polymers 0.000 claims 18
- 229920005610 lignin Polymers 0.000 claims 16
- 239000000243 solution Substances 0.000 claims 16
- 238000009987 spinning Methods 0.000 claims 16
- 229920000642 polymer Polymers 0.000 claims 12
- 235000000346 sugar Nutrition 0.000 claims 11
- 102100030386 Granzyme A Human genes 0.000 claims 8
- 101001009599 Homo sapiens Granzyme A Proteins 0.000 claims 8
- 238000005516 engineering process Methods 0.000 claims 8
- 239000002994 raw material Substances 0.000 claims 8
- LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 claims 7
- 239000000126 substance Substances 0.000 claims 7
- SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical compound O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 claims 6
- 238000012545 processing Methods 0.000 claims 6
- 150000008163 sugars Chemical class 0.000 claims 6
- 235000010099 Fagus sylvatica Nutrition 0.000 claims 5
- 229920001131 Pulp (paper) Polymers 0.000 claims 5
- 238000010411 cooking Methods 0.000 claims 5
- 238000000605 extraction Methods 0.000 claims 5
- 239000011121 hardwood Substances 0.000 claims 5
- 239000000463 material Substances 0.000 claims 5
- 238000002156 mixing Methods 0.000 claims 5
- 239000004753 textile Substances 0.000 claims 5
- 241000218657 Picea Species 0.000 claims 4
- 230000006978 adaptation Effects 0.000 claims 4
- PYMYPHUHKUWMLA-UHFFFAOYSA-N arabinose Natural products OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 claims 4
- SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 claims 4
- 238000004061 bleaching Methods 0.000 claims 4
- 238000009835 boiling Methods 0.000 claims 4
- 230000007423 decrease Effects 0.000 claims 4
- 238000005470 impregnation Methods 0.000 claims 4
- 230000009467 reduction Effects 0.000 claims 4
- 239000011122 softwood Substances 0.000 claims 4
- 239000002904 solvent Substances 0.000 claims 4
- 244000166124 Eucalyptus globulus Species 0.000 claims 3
- 241001070947 Fagus Species 0.000 claims 3
- 229920001503 Glucan Polymers 0.000 claims 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims 3
- WQZGKKKJIJFFOK-PHYPRBDBSA-N alpha-D-galactose Chemical compound OC[C@H]1O[C@H](O)[C@H](O)[C@@H](O)[C@H]1O WQZGKKKJIJFFOK-PHYPRBDBSA-N 0.000 claims 3
- 238000013459 approach Methods 0.000 claims 3
- 230000008901 benefit Effects 0.000 claims 3
- 239000011436 cob Substances 0.000 claims 3
- 239000000470 constituent Substances 0.000 claims 3
- 239000002655 kraft paper Substances 0.000 claims 3
- 238000011031 large-scale manufacturing process Methods 0.000 claims 3
- 238000004537 pulping Methods 0.000 claims 3
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims 2
- SHZGCJCMOBCMKK-UHFFFAOYSA-N D-mannomethylose Natural products CC1OC(O)C(O)C(O)C1O SHZGCJCMOBCMKK-UHFFFAOYSA-N 0.000 claims 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 claims 2
- 240000000731 Fagus sylvatica Species 0.000 claims 2
- 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 claims 2
- SHZGCJCMOBCMKK-JFNONXLTSA-N L-rhamnopyranose Chemical compound C[C@@H]1OC(O)[C@H](O)[C@H](O)[C@H]1O SHZGCJCMOBCMKK-JFNONXLTSA-N 0.000 claims 2
- PNNNRSAQSRJVSB-UHFFFAOYSA-N L-rhamnose Natural products CC(O)C(O)C(O)C(O)C=O PNNNRSAQSRJVSB-UHFFFAOYSA-N 0.000 claims 2
- 235000008124 Picea excelsa Nutrition 0.000 claims 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims 2
- 239000002253 acid Substances 0.000 claims 2
- 239000000654 additive Substances 0.000 claims 2
- 239000003513 alkali Substances 0.000 claims 2
- 239000007864 aqueous solution Substances 0.000 claims 2
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 claims 2
- 239000006227 byproduct Substances 0.000 claims 2
- 125000004432 carbon atom Chemical group C* 0.000 claims 2
- 239000003518 caustics Substances 0.000 claims 2
- 210000002421 cell wall Anatomy 0.000 claims 2
- 230000008859 change Effects 0.000 claims 2
- 238000006243 chemical reaction Methods 0.000 claims 2
- 239000010949 copper Substances 0.000 claims 2
- 239000013078 crystal Substances 0.000 claims 2
- 230000003247 decreasing effect Effects 0.000 claims 2
- 230000029087 digestion Effects 0.000 claims 2
- 238000004090 dissolution Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 claims 2
- 238000007380 fibre production Methods 0.000 claims 2
- 239000003063 flame retardant Substances 0.000 claims 2
- 229930182830 galactose Natural products 0.000 claims 2
- 239000008103 glucose Substances 0.000 claims 2
- 238000002955 isolation Methods 0.000 claims 2
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims 2
- 239000000347 magnesium hydroxide Substances 0.000 claims 2
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims 2
- 235000012254 magnesium hydroxide Nutrition 0.000 claims 2
- LPHFLPKXBKBHRW-UHFFFAOYSA-L magnesium;hydrogen sulfite Chemical compound [Mg+2].OS([O-])=O.OS([O-])=O LPHFLPKXBKBHRW-UHFFFAOYSA-L 0.000 claims 2
- 239000006224 matting agent Substances 0.000 claims 2
- 150000002736 metal compounds Chemical class 0.000 claims 2
- 239000000178 monomer Substances 0.000 claims 2
- 239000004745 nonwoven fabric Substances 0.000 claims 2
- 239000002245 particle Substances 0.000 claims 2
- 238000006116 polymerization reaction Methods 0.000 claims 2
- 238000001556 precipitation Methods 0.000 claims 2
- 239000007858 starting material Substances 0.000 claims 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims 2
- 235000018553 tannin Nutrition 0.000 claims 2
- 229920001864 tannin Polymers 0.000 claims 2
- 239000001648 tannin Substances 0.000 claims 2
- 150000003505 terpenes Chemical class 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- QGGOCWIJGWDKHC-FSIIMWSLSA-N (2s,3s,4r,5r)-2,4,5-trihydroxy-3-methoxy-6-oxohexanoic acid Chemical compound OC(=O)[C@@H](O)[C@@H](OC)[C@H](O)[C@@H](O)C=O QGGOCWIJGWDKHC-FSIIMWSLSA-N 0.000 claims 1
- -1 CeOz Inorganic materials 0.000 claims 1
- 229920003043 Cellulose fiber Polymers 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- AEMOLEFTQBMNLQ-AQKNRBDQSA-N D-glucopyranuronic acid Chemical compound OC1O[C@H](C(O)=O)[C@@H](O)[C@H](O)[C@H]1O AEMOLEFTQBMNLQ-AQKNRBDQSA-N 0.000 claims 1
- 241000196324 Embryophyta Species 0.000 claims 1
- 101710121765 Endo-1,4-beta-xylanase Proteins 0.000 claims 1
- IAJILQKETJEXLJ-UHFFFAOYSA-N Galacturonsaeure Natural products O=CC(O)C(O)C(O)C(O)C(O)=O IAJILQKETJEXLJ-UHFFFAOYSA-N 0.000 claims 1
- QGGOCWIJGWDKHC-UHFFFAOYSA-N O4-Methyl-D-glucuronsaeure Natural products OC(=O)C(O)C(OC)C(O)C(O)C=O QGGOCWIJGWDKHC-UHFFFAOYSA-N 0.000 claims 1
- 238000001069 Raman spectroscopy Methods 0.000 claims 1
- 229930183415 Suberin Natural products 0.000 claims 1
- TVXBFESIOXBWNM-UHFFFAOYSA-N Xylitol Natural products OCCC(O)C(O)C(O)CCO TVXBFESIOXBWNM-UHFFFAOYSA-N 0.000 claims 1
- 230000002745 absorbent Effects 0.000 claims 1
- 239000002250 absorbent Substances 0.000 claims 1
- 230000001133 acceleration Effects 0.000 claims 1
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Substances CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims 1
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 claims 1
- 230000002378 acidificating effect Effects 0.000 claims 1
- 150000007513 acids Chemical class 0.000 claims 1
- 230000002411 adverse Effects 0.000 claims 1
- 238000004220 aggregation Methods 0.000 claims 1
- 230000002776 aggregation Effects 0.000 claims 1
- 239000012670 alkaline solution Substances 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 1
- 238000004458 analytical method Methods 0.000 claims 1
- PYMYPHUHKUWMLA-WDCZJNDASA-N arabinose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)C=O PYMYPHUHKUWMLA-WDCZJNDASA-N 0.000 claims 1
- 125000000089 arabinosyl group Chemical group C1([C@@H](O)[C@H](O)[C@H](O)CO1)* 0.000 claims 1
- 125000004429 atom Chemical group 0.000 claims 1
- 239000002585 base Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 claims 1
- 239000011230 binding agent Substances 0.000 claims 1
- 230000003115 biocidal effect Effects 0.000 claims 1
- 239000003139 biocide Substances 0.000 claims 1
- 238000005282 brightening Methods 0.000 claims 1
- 230000015556 catabolic process Effects 0.000 claims 1
- 229920002301 cellulose acetate Polymers 0.000 claims 1
- 229920003086 cellulose ether Polymers 0.000 claims 1
- 238000012512 characterization method Methods 0.000 claims 1
- 238000007385 chemical modification Methods 0.000 claims 1
- 239000007795 chemical reaction product Substances 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 claims 1
- 230000002860 competitive effect Effects 0.000 claims 1
- 238000009264 composting Methods 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- GOYYUYNOGNSLTE-UHFFFAOYSA-N copper;2-azanidylethylazanide Chemical compound [Cu+2].[NH-]CC[NH-].[NH-]CC[NH-] GOYYUYNOGNSLTE-UHFFFAOYSA-N 0.000 claims 1
- 229910052593 corundum Inorganic materials 0.000 claims 1
- 238000002425 crystallisation Methods 0.000 claims 1
- 230000008025 crystallization Effects 0.000 claims 1
- 239000007857 degradation product Substances 0.000 claims 1
- 238000006731 degradation reaction Methods 0.000 claims 1
- 230000006866 deterioration Effects 0.000 claims 1
- 238000011161 development Methods 0.000 claims 1
- 230000018109 developmental process Effects 0.000 claims 1
- 238000010790 dilution Methods 0.000 claims 1
- 239000012895 dilution Substances 0.000 claims 1
- 238000009826 distribution Methods 0.000 claims 1
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 claims 1
- 238000011156 evaluation Methods 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 239000003925 fat Substances 0.000 claims 1
- 239000010408 film Substances 0.000 claims 1
- 239000013538 functional additive Substances 0.000 claims 1
- 150000002240 furans Chemical class 0.000 claims 1
- 238000001891 gel spinning Methods 0.000 claims 1
- 125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 claims 1
- 229940097043 glucuronic acid Drugs 0.000 claims 1
- 230000005484 gravity Effects 0.000 claims 1
- 230000007062 hydrolysis Effects 0.000 claims 1
- 238000006460 hydrolysis reaction Methods 0.000 claims 1
- 230000002209 hydrophobic effect Effects 0.000 claims 1
- 150000004679 hydroxides Chemical class 0.000 claims 1
- 230000006872 improvement Effects 0.000 claims 1
- 238000010348 incorporation Methods 0.000 claims 1
- 229910052500 inorganic mineral Inorganic materials 0.000 claims 1
- 238000011835 investigation Methods 0.000 claims 1
- 239000011777 magnesium Substances 0.000 claims 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims 1
- 230000014759 maintenance of location Effects 0.000 claims 1
- LUEWUZLMQUOBSB-GFVSVBBRSA-N mannan Chemical class O[C@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1O[C@@H]1[C@@H](CO)O[C@@H](O[C@@H]2[C@H](O[C@@H](O[C@H]3[C@H](O[C@@H](O)[C@@H](O)[C@H]3O)CO)[C@@H](O)[C@H]2O)CO)[C@H](O)[C@H]1O LUEWUZLMQUOBSB-GFVSVBBRSA-N 0.000 claims 1
- 239000011159 matrix material Substances 0.000 claims 1
- HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 claims 1
- 238000003801 milling Methods 0.000 claims 1
- 239000011707 mineral Substances 0.000 claims 1
- 235000010755 mineral Nutrition 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 150000002894 organic compounds Chemical class 0.000 claims 1
- 239000000123 paper Substances 0.000 claims 1
- 230000036961 partial effect Effects 0.000 claims 1
- 239000001814 pectin Substances 0.000 claims 1
- 229920001277 pectin Polymers 0.000 claims 1
- 235000010987 pectin Nutrition 0.000 claims 1
- 150000002989 phenols Chemical class 0.000 claims 1
- 239000002798 polar solvent Substances 0.000 claims 1
- 150000008442 polyphenolic compounds Chemical class 0.000 claims 1
- 235000013824 polyphenols Nutrition 0.000 claims 1
- 229920001282 polysaccharide Polymers 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 230000001376 precipitating effect Effects 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000002964 rayon Substances 0.000 claims 1
- 230000009257 reactivity Effects 0.000 claims 1
- 239000004627 regenerated cellulose Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 150000003839 salts Chemical class 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 229910052814 silicon oxide Inorganic materials 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000001228 spectrum Methods 0.000 claims 1
- 238000003860 storage Methods 0.000 claims 1
- 235000007586 terpenes Nutrition 0.000 claims 1
- 238000012360 testing method Methods 0.000 claims 1
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 claims 1
- 239000001993 wax Substances 0.000 claims 1
- 239000012991 xanthate Substances 0.000 claims 1
- 239000000811 xylitol Substances 0.000 claims 1
- HEBKCHPVOIAQTA-SCDXWVJYSA-N xylitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)CO HEBKCHPVOIAQTA-SCDXWVJYSA-N 0.000 claims 1
- 229960002675 xylitol Drugs 0.000 claims 1
- 235000010447 xylitol Nutrition 0.000 claims 1
- 229910001845 yogo sapphire Inorganic materials 0.000 claims 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
- 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
- D21C9/001—Modification of pulp properties
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
-
- 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
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/02—Synthetic cellulose fibres
- D21H13/08—Synthetic cellulose fibres from regenerated cellulose
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
- D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
- D01F2/30—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate by the dry spinning process
-
- 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
- D21C9/001—Modification of pulp properties
-
- 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
-
- 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
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
-
- 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
- D21H13/00—Pulp or paper, comprising synthetic cellulose or non-cellulose fibres or web-forming material
- D21H13/02—Synthetic cellulose fibres
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Textile Engineering (AREA)
- Paper (AREA)
- Artificial Filaments (AREA)
- Nonwoven Fabrics (AREA)
- Knitting Of Fabric (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Claims (19)
1. Selluloosa, joka sopii tuottamaan lyosellivaloksia, joiden selluloosaosuus on 85 - 50 % painosta ja hemiselluloosien osuus on ainakin 7% painosta, tunnettu siitä, että C5/ksylaanifraktion suhde C6/mannaanifraktioon hemiselluloosassa (C5/C6 -suhde) on alueella 125:1 — 1:3.
2. Patenttivaatimuksen 1 mukainen selluloosa, jossa C5/C6 -suhde on alueella 25:1 — 1:2.
3. Jonkin patenttivaatimuksen 1 ja/tai 2 mukainen selluloosa, jossa hemiselluloosien osuus on 10% painosta tai enemmän.
4. Jonkin edellisen patenttivaatimuksen mukainen selluloosa, jonka hemiselluloosat ovat läsnä luonnollisessa tilassa, on kemiallisesti modifioitu käsittelyvaiheissa tai on kemiallisesti modifioitu tai funktionalisoitu erillisessä käsittelyvaiheessa.
5. Jonkin edellisen patenttivaatimuksen mukainen selluloosa, jonka ligniinipitoisuus on enemmän kuin 1 % painosta.
6. Jonkin edellisen patenttivaatimuksen mukainen selluloosa, jossa selluloosapitoisuutta on lisäksi vähennetty ligniinin läsnäololla, puusta saaduilla lisäaineosilla ja/tai metalliyhdisteiden lisäämisellä.
7. Jonkin edellisen patenttivaatimuksen mukainen selluloosa, jonka ksylaanipitoisuus on 9 % painosta tai enemmän ja/tai mannaanipitoisuus on 6 % painosta tai enemmän.
8. Patenttivaatimuksen 7 mukainen selluloosa, jonka ksylaanipitoisuus on 9 % painosta tai enemmän ja mannaanipitoisuus on 1 % painosta tai vähemmän.
9. Lyosellivalos, joka on tuotettu käyttämällä jonkin patenttivaatimuksen 1 — 8 mukaista selluloosaa.
10. Patenttivaatimuksen 9 mukainen lyosellivalos, jossa valos valitaan kuiduista, filamenteista, katkokuiduista, kuitukankaista, kalvoista tai pallomaisessa muodossa olevista jauheista.
11. Jonkin patenttivaatimuksen 9 ja/tai 10 mukainen lyosellivalos, jossa valos on kuitu, filamentti tai katkokuitu, jonka selluloosapitoisuus on alle 90 % painosta, hemiselluloosapitoisuus on yli 5 % painosta ja C5/C6 -suhde on 125:1 — 1:3, edullisesti 25:1 -— 1:2.
12. Jonkin patenttivaatimuksen 9 - 11 mukainen lyosellivalos, jossa hemiselluloosapitoisuus on yli 10 % painosta.
13. Jonkin patenttivaatimuksen 9 - 12 mukainen lyosellivalos, jossa valos on kuitu, filamentti tai katkokuitu, jonka WRV on suurempi kuin 70%, edullisesti suurempi kuin 75 %, vielä edullisemmin suurempi kuin 80 %.
14. Jonkin patenttivaatimuksen 9 = 13 mukainen lyosellivalos, jossa valoksen kiteisyys on 40 % tai vähemmän.
15. Jonkin patenttivaatimuksen 9 - 14 mukainen lyosellivalos, jonka ligniinipitoisuus on yli 0 % painosta 5 %:iin painosta saakka.
16. Menetelmä tuottamaan lyosellivalos, käsittäen sen, että liuotetaan selluloosaa, jonka selluloosapitoisuus on 85 — 50 % painosta ja hemiselluloosapitoisuus on ainakin 7 % painosta, sopivassa liuottimessa ja muodostetaan liuos lyosellivalokseen, tunnettu siitä, että C5/ksylaanifraktion suhde C6/mannaanifraktioon hemiselluloosassa (C5/C6 -suhde) on alueella 125:1 — 1:3.
17. Patenttivaatimuksen 16 mukainen menetelmä, jossa lyosellivalos saadaan lyosellin kehruukäsittelyllä.
18. Menetelmä jonkin patenttivaatimuksen 1 — 8 mukaisen selluloosan tuottamiseksi, menetelmän käsittäessä ainakin yhden seuraavista vaiheista:
a) sekoitetaan raaka selluloosa ksylaanin ja/tai mannaanin kanssa; b) käsitellään selluloosaa, jossa on hemiselluloosapitoisuus, mannaani mukaan lukien, kemiallisilla tai fyysisillä prosesseilla, jotta modifioidaan hemiselluloosapitoisuutta ja/tai sisältyvän hemiselluloosan koostumusta; c) tuotetaan selluloosa käyttämällä pehmeitä ja/tai kovia puulajeja; d) sekoitetaan mannaanivapaata selluloosaa hemiselluloosaa sisältävän selluloosan kanssa ja valinnaisesti toteutetaan sen jälkeen seoksen kemiallinen ja/tai fyysinen käsittely hemiselluloosapitoisuuden ja/tai hemiselluloosan koostumuksen säätämiseksi; e) sekoitetaan kaksi selluloosaa, joilla on eri hemiselluloosapitoisuus ja/tai hemiselluloosakoostumus, ja valinnaisesti sen jälkeen toteutetaan seoksen kemiallinen ja/tai fyysinen käsittely hemiselluloosapitoisuuden ja/tai hemiselluloosan koostumuksen säätämiseksi.
19. Patenttivaatimuksen 18 mukainen menetelmä, jossa eri selluloosat valitaan kovaan puulajiin tai pehmeään puulajiin pohjautuvista selluloosista.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP18160123.8A EP3536850A1 (de) | 2018-03-06 | 2018-03-06 | Zellstoff und lyocellformkörper mit reduziertem cellulosegehalt |
| PCT/EP2019/055593 WO2019170763A1 (de) | 2018-03-06 | 2019-03-06 | Zellstoff und lyocellformkörper mit reduziertem cellulosegehalt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FI3762537T3 true FI3762537T3 (fi) | 2024-01-17 |
Family
ID=61569169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FIEP19708327.2T FI3762537T3 (fi) | 2018-03-06 | 2019-03-06 | Selluloosa ja lyosellikappaleet, joissa on pienennetty selluloosapitoisuus |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US20210002825A1 (fi) |
| EP (2) | EP3536850A1 (fi) |
| CN (1) | CN111788348B (fi) |
| BR (1) | BR112020017780A2 (fi) |
| CA (1) | CA3092615C (fi) |
| CL (1) | CL2020002286A1 (fi) |
| ES (1) | ES2968528T3 (fi) |
| FI (1) | FI3762537T3 (fi) |
| TW (1) | TWI746936B (fi) |
| WO (1) | WO2019170763A1 (fi) |
| ZA (1) | ZA202006048B (fi) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI814782B (zh) * | 2018-03-06 | 2023-09-11 | 奧地利商蘭仁股份有限公司 | 溶劑紡絲之纖維素纖維 |
| CN113109205A (zh) * | 2021-03-29 | 2021-07-13 | 杭州融凯盛科技有限公司 | 一种快速检测莱赛尔纤维成型状态方法 |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4246221A (en) | 1979-03-02 | 1981-01-20 | Akzona Incorporated | Process for shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent |
| ATA53792A (de) | 1992-03-17 | 1995-02-15 | Chemiefaser Lenzing Ag | Verfahren zur herstellung cellulosischer formkörper, vorrichtung zur durchführung des verfahrens sowie verwendung einer spinnvorrichtung |
| DE59306540D1 (de) | 1992-10-05 | 1997-06-26 | Hans Paluschinski | Schlamm- und abwasser-probeentnahmegerät und verfahren zur probeentnahme |
| US5413631A (en) | 1993-05-24 | 1995-05-09 | Courtaulds (Holding) Limited | Formation of a cellulose-based premix |
| US5456748A (en) | 1993-05-24 | 1995-10-10 | Courtaulds Fibres (Holdings) Ltd. | Premix storage hopper |
| AT401271B (de) | 1993-07-08 | 1996-07-25 | Chemiefaser Lenzing Ag | Verfahren zur herstellung von cellulosefasern |
| GB9412501D0 (en) * | 1994-06-22 | 1994-08-10 | Courtaulds Fibres Holdings Ltd | Manufacture of fibre |
| AT402410B (de) | 1995-04-19 | 1997-05-26 | Chemiefaser Lenzing Ag | Verfahren zur herstellung einer cellulosesuspension |
| AT409130B (de) | 1995-04-25 | 2002-05-27 | Chemiefaser Lenzing Ag | Verwendung einer vorrichtung zum halten und abgeben einer homogenen cellulosesuspension |
| GB9607456D0 (en) | 1996-04-10 | 1996-06-12 | Courtaulds Fibres Holdings Ltd | Spinning of filaments |
| AT404594B (de) | 1996-08-01 | 1998-12-28 | Chemiefaser Lenzing Ag | Verfahren zur herstellung einer cellulosesuspension |
| US6331354B1 (en) | 1996-08-23 | 2001-12-18 | Weyerhaeuser Company | Alkaline pulp having low average degree of polymerization values and method of producing the same |
| US6306334B1 (en) | 1996-08-23 | 2001-10-23 | The Weyerhaeuser Company | Process for melt blowing continuous lyocell fibers |
| US6471727B2 (en) | 1996-08-23 | 2002-10-29 | Weyerhaeuser Company | Lyocell fibers, and compositions for making the same |
| US6210801B1 (en) * | 1996-08-23 | 2001-04-03 | Weyerhaeuser Company | Lyocell fibers, and compositions for making same |
| US6057438A (en) * | 1996-10-11 | 2000-05-02 | Eastman Chemical Company | Process for the co-production of dissolving-grade pulp and xylan |
| US20020084045A1 (en) * | 1998-11-12 | 2002-07-04 | Dimitris Ioannis Collias | Compositions for improving physical strength properties and humidity resistance of paper products |
| US6686040B2 (en) | 1999-02-24 | 2004-02-03 | Weyerhaeuser Company | Use of thinnings and other low specific gravity wood for lyocell products |
| DE102004024029A1 (de) * | 2004-05-13 | 2005-12-08 | Zimmer Ag | Lyocell-Verfahren und -Vorrichtung mit Steuerung des Metallionen-Gehalts |
| DE102004024030A1 (de) * | 2004-05-13 | 2005-12-08 | Zimmer Ag | Lyocell-Verfahren mit polymerisationsgradabhängiger Einstellung der Verarbeitungsdauer |
| US8802229B2 (en) | 2007-06-29 | 2014-08-12 | Weyerhaeuser Nr Company | Lyocell fibers |
| US9845575B2 (en) * | 2009-05-14 | 2017-12-19 | International Paper Company | Fibrillated blend of lyocell low DP pulp |
| AT514001B1 (de) | 2012-12-06 | 2016-03-15 | Chemiefaser Lenzing Ag | Verfahren zur Herstellung eines cellulosischen Formkörpers |
| US20150184338A1 (en) * | 2013-12-31 | 2015-07-02 | Weyerhaeuser Nr Company | Treated kraft pulp compositions and methods of making the same |
| US9222223B1 (en) | 2014-06-30 | 2015-12-29 | Weyerhaeuser Nr Company | Esterified cellulose pulp compositions and related methods |
| WO2016022459A1 (en) * | 2014-08-05 | 2016-02-11 | Celanese Acetate Llc | Processes for pretreating and purifying a cellulosic material |
| US10239905B2 (en) * | 2017-01-30 | 2019-03-26 | The United States Of America As Represented By The Secretary Of Agriculture | Low temperature and efficient fractionation of lignocellulosic biomass using recyclable organic solid acids |
-
2018
- 2018-03-06 EP EP18160123.8A patent/EP3536850A1/de not_active Withdrawn
-
2019
- 2019-03-06 ES ES19708327T patent/ES2968528T3/es active Active
- 2019-03-06 FI FIEP19708327.2T patent/FI3762537T3/fi active
- 2019-03-06 WO PCT/EP2019/055593 patent/WO2019170763A1/de unknown
- 2019-03-06 TW TW108107361A patent/TWI746936B/zh active
- 2019-03-06 EP EP19708327.2A patent/EP3762537B1/de active Active
- 2019-03-06 CA CA3092615A patent/CA3092615C/en active Active
- 2019-03-06 US US16/978,340 patent/US20210002825A1/en not_active Abandoned
- 2019-03-06 BR BR112020017780-6A patent/BR112020017780A2/pt active Search and Examination
- 2019-03-06 CN CN201980017308.8A patent/CN111788348B/zh active Active
-
2020
- 2020-09-03 CL CL2020002286A patent/CL2020002286A1/es unknown
- 2020-09-30 ZA ZA2020/06048A patent/ZA202006048B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ZA202006048B (en) | 2022-03-30 |
| TW201942444A (zh) | 2019-11-01 |
| US20210002825A1 (en) | 2021-01-07 |
| TWI746936B (zh) | 2021-11-21 |
| RU2020132856A (ru) | 2022-04-06 |
| EP3762537A1 (de) | 2021-01-13 |
| CA3092615C (en) | 2022-11-29 |
| CL2020002286A1 (es) | 2021-02-05 |
| WO2019170763A1 (de) | 2019-09-12 |
| BR112020017780A2 (pt) | 2020-12-22 |
| CN111788348B (zh) | 2023-03-28 |
| ES2968528T3 (es) | 2024-05-10 |
| RU2020132856A3 (fi) | 2022-04-12 |
| CN111788348A (zh) | 2020-10-16 |
| EP3762537B1 (de) | 2023-10-25 |
| EP3536850A1 (de) | 2019-09-11 |
| CA3092615A1 (en) | 2019-09-12 |
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