ES2968528T3 - Pasta de celulosa y cuerpos moldeados de Lyocell con contenido reducido de celulosa - Google Patents

Pasta de celulosa y cuerpos moldeados de Lyocell con contenido reducido de celulosa Download PDF

Info

Publication number: ES2968528T3
Authority: ES; Spain
Prior art keywords: cellulose; weight; content; lyocell; cellulose pulp
Prior art date: 2018-03-06
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

Application number

ES19708327T

Other languages

English (en)

Spanish (es)

Inventor

Verena Silbermann

Martina Opietnik

Gabriele Schild

Susanne Möderl

Magdalena Körbler

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Lenzing AG

Original Assignee

Lenzing AG

Chemiefaser Lenzing AG

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

2018-03-06

Filing date

2019-03-06

Publication date

2024-05-10

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=61569169&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2968528(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2019-03-06 Application filed by Lenzing AG, Chemiefaser Lenzing AG filed Critical Lenzing AG

2024-05-10 Application granted granted Critical

2024-05-10 Publication of ES2968528T3 publication Critical patent/ES2968528T3/es

Status Active legal-status Critical Current

2039-03-06 Anticipated expiration legal-status Critical

Links

229920002678 cellulose Polymers 0.000 title claims abstract description 170
239000001913 cellulose Substances 0.000 title claims abstract description 167
229920000433 Lyocell Polymers 0.000 title claims abstract description 92
239000000203 mixture Substances 0.000 claims abstract description 31
229920002488 Hemicellulose Polymers 0.000 claims description 74
239000000835 fiber Substances 0.000 claims description 66
238000000034 method Methods 0.000 claims description 53
239000002023 wood Substances 0.000 claims description 32
238000004519 manufacturing process Methods 0.000 claims description 30
229920000057 Mannan Polymers 0.000 claims description 28
230000008569 process Effects 0.000 claims description 26
229920001221 xylan Polymers 0.000 claims description 26
150000004823 xylans Chemical class 0.000 claims description 26
229920005610 lignin Polymers 0.000 claims description 19
238000009987 spinning Methods 0.000 claims description 18
239000000126 substance Substances 0.000 claims description 11
238000012545 processing Methods 0.000 claims description 8
238000002156 mixing Methods 0.000 claims description 7
239000004745 nonwoven fabric Substances 0.000 claims description 6
239000002904 solvent Substances 0.000 claims description 5
150000002736 metal compounds Chemical class 0.000 claims description 4
239000010408 film Substances 0.000 claims description 2
239000000843 powder Substances 0.000 claims description 2
238000007493 shaping process Methods 0.000 claims description 2
235000010980 cellulose Nutrition 0.000 description 142
239000000047 product Substances 0.000 description 24
229920000297 Rayon Polymers 0.000 description 17
239000000243 solution Substances 0.000 description 17
229920000642 polymer Polymers 0.000 description 11
238000010411 cooking Methods 0.000 description 10
235000000346 sugar Nutrition 0.000 description 10
102100030386 Granzyme A Human genes 0.000 description 9
101001009599 Homo sapiens Granzyme A Proteins 0.000 description 9
239000000463 material Substances 0.000 description 8
239000002994 raw material Substances 0.000 description 8
LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 description 7
SRBFZHDQGSBBOR-IOVATXLUSA-N D-xylopyranose Chemical compound O[C@@H]1COC(O)[C@H](O)[C@H]1O SRBFZHDQGSBBOR-IOVATXLUSA-N 0.000 description 6
150000008163 sugars Chemical class 0.000 description 6
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 5
240000000731 Fagus sylvatica Species 0.000 description 4
235000010099 Fagus sylvatica Nutrition 0.000 description 4
230000006978 adaptation Effects 0.000 description 4
PYMYPHUHKUWMLA-UHFFFAOYSA-N arabinose Natural products OCC(O)C(O)C(O)C=O PYMYPHUHKUWMLA-UHFFFAOYSA-N 0.000 description 4
SRBFZHDQGSBBOR-UHFFFAOYSA-N beta-D-Pyranose-Lyxose Natural products OC1COC(O)C(O)C1O SRBFZHDQGSBBOR-UHFFFAOYSA-N 0.000 description 4
230000007423 decrease Effects 0.000 description 4
238000005516 engineering process Methods 0.000 description 4
238000000605 extraction Methods 0.000 description 4
238000005470 impregnation Methods 0.000 description 4
230000009467 reduction Effects 0.000 description 4
239000004753 textile Substances 0.000 description 4
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 description 3
238000013459 approach Methods 0.000 description 3
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239000003795 chemical substances by application Substances 0.000 description 3
239000011436 cob Substances 0.000 description 3
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238000004090 dissolution Methods 0.000 description 3
239000002655 kraft paper Substances 0.000 description 3
238000011031 large-scale manufacturing process Methods 0.000 description 3
238000001556 precipitation Methods 0.000 description 3
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
SHZGCJCMOBCMKK-UHFFFAOYSA-N D-mannomethylose Natural products CC1OC(O)C(O)C(O)C1O SHZGCJCMOBCMKK-UHFFFAOYSA-N 0.000 description 2
WQZGKKKJIJFFOK-QTVWNMPRSA-N D-mannopyranose Chemical compound OC[C@H]1OC(O)[C@@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-QTVWNMPRSA-N 0.000 description 2
241000196324 Embryophyta Species 0.000 description 2
244000166124 Eucalyptus globulus Species 0.000 description 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 description 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 description 2
PNNNRSAQSRJVSB-UHFFFAOYSA-N L-rhamnose Natural products CC(O)C(O)C(O)C(O)C=O PNNNRSAQSRJVSB-UHFFFAOYSA-N 0.000 description 2
241000218657 Picea Species 0.000 description 2
229920001131 Pulp (paper) Polymers 0.000 description 2
239000000654 additive Substances 0.000 description 2
229910021502 aluminium hydroxide Inorganic materials 0.000 description 2
WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 2
239000007864 aqueous solution Substances 0.000 description 2
125000004429 atom Chemical group 0.000 description 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 description 2
239000006227 byproduct Substances 0.000 description 2
239000003518 caustics Substances 0.000 description 2
210000002421 cell wall Anatomy 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
239000013078 crystal Substances 0.000 description 2
230000029087 digestion Effects 0.000 description 2
230000000694 effects Effects 0.000 description 2
239000003063 flame retardant Substances 0.000 description 2
229930182830 galactose Natural products 0.000 description 2
229910001679 gibbsite Inorganic materials 0.000 description 2
239000008103 glucose Substances 0.000 description 2
LPHFLPKXBKBHRW-UHFFFAOYSA-L magnesium;hydrogen sulfite Chemical compound [Mg+2].OS([O-])=O.OS([O-])=O LPHFLPKXBKBHRW-UHFFFAOYSA-L 0.000 description 2
239000000178 monomer Substances 0.000 description 2
239000002245 particle Substances 0.000 description 2
238000006116 polymerization reaction Methods 0.000 description 2
229920001282 polysaccharide Polymers 0.000 description 2
239000007858 starting material Substances 0.000 description 2
150000003505 terpenes Chemical class 0.000 description 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 description 1
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 description 1
229920003043 Cellulose fiber Polymers 0.000 description 1
241000218631 Coniferophyta Species 0.000 description 1
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 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 description 1
101710121765 Endo-1,4-beta-xylanase Proteins 0.000 description 1
IAJILQKETJEXLJ-UHFFFAOYSA-N Galacturonsaeure Natural products O=CC(O)C(O)C(O)C(O)C(O)=O IAJILQKETJEXLJ-UHFFFAOYSA-N 0.000 description 1
229920001503 Glucan Polymers 0.000 description 1
229910019440 Mg(OH) Inorganic materials 0.000 description 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 description 1
235000008124 Picea excelsa Nutrition 0.000 description 1
238000001069 Raman spectroscopy Methods 0.000 description 1
229930183415 Suberin Natural products 0.000 description 1
TVXBFESIOXBWNM-UHFFFAOYSA-N Xylitol Natural products OCCC(O)C(O)C(O)CCO TVXBFESIOXBWNM-UHFFFAOYSA-N 0.000 description 1
230000002745 absorbent Effects 0.000 description 1
239000002250 absorbent Substances 0.000 description 1
230000001133 acceleration Effects 0.000 description 1
125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
239000002253 acid Substances 0.000 description 1
238000000184 acid digestion Methods 0.000 description 1
150000007513 acids Chemical class 0.000 description 1
238000004220 aggregation Methods 0.000 description 1
230000002776 aggregation Effects 0.000 description 1
239000003513 alkali Substances 0.000 description 1
239000012670 alkaline solution Substances 0.000 description 1
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
239000012736 aqueous medium Substances 0.000 description 1
PYMYPHUHKUWMLA-WDCZJNDASA-N arabinose Chemical compound OC[C@@H](O)[C@@H](O)[C@H](O)C=O PYMYPHUHKUWMLA-WDCZJNDASA-N 0.000 description 1
125000000089 arabinosyl group Chemical group C1([C@@H](O)[C@H](O)[C@H](O)CO1)* 0.000 description 1
239000002585 base Substances 0.000 description 1
238000005452 bending Methods 0.000 description 1
239000011230 binding agent Substances 0.000 description 1
239000003139 biocide Substances 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
238000005282 brightening Methods 0.000 description 1
125000004432 carbon atom Chemical group C* 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
229920002301 cellulose acetate Polymers 0.000 description 1
229920003086 cellulose ether Polymers 0.000 description 1
238000012512 characterization method Methods 0.000 description 1
238000007385 chemical modification Methods 0.000 description 1
230000000052 comparative effect Effects 0.000 description 1
230000002860 competitive effect Effects 0.000 description 1
238000009264 composting Methods 0.000 description 1
229910052802 copper Inorganic materials 0.000 description 1
239000010949 copper Substances 0.000 description 1
230000002596 correlated effect Effects 0.000 description 1
229910052593 corundum Inorganic materials 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
239000007857 degradation product Substances 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
230000006866 deterioration Effects 0.000 description 1
238000011161 development Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
238000010790 dilution Methods 0.000 description 1
239000012895 dilution Substances 0.000 description 1
238000009826 distribution Methods 0.000 description 1
238000000578 dry spinning Methods 0.000 description 1
238000011156 evaluation Methods 0.000 description 1
238000002474 experimental method Methods 0.000 description 1
239000003925 fat Substances 0.000 description 1
239000013538 functional additive Substances 0.000 description 1
150000002240 furans Chemical class 0.000 description 1
125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 description 1
229940097043 glucuronic acid Drugs 0.000 description 1
238000000227 grinding Methods 0.000 description 1
230000002209 hydrophobic effect Effects 0.000 description 1
150000004679 hydroxides Chemical class 0.000 description 1
230000006872 improvement Effects 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
229910052500 inorganic mineral Inorganic materials 0.000 description 1
239000002608 ionic liquid Substances 0.000 description 1
239000007788 liquid Substances 0.000 description 1
239000011777 magnesium Substances 0.000 description 1
230000014759 maintenance of location Effects 0.000 description 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 description 1
239000011159 matrix material Substances 0.000 description 1
230000035800 maturation Effects 0.000 description 1
HEBKCHPVOIAQTA-UHFFFAOYSA-N meso ribitol Natural products OCC(O)C(O)C(O)CO HEBKCHPVOIAQTA-UHFFFAOYSA-N 0.000 description 1
239000011707 mineral Substances 0.000 description 1
238000000465 moulding Methods 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
150000002894 organic compounds Chemical class 0.000 description 1
239000000123 paper Substances 0.000 description 1
230000036961 partial effect Effects 0.000 description 1
239000001814 pectin Substances 0.000 description 1
229920001277 pectin Polymers 0.000 description 1
235000010987 pectin Nutrition 0.000 description 1
150000002989 phenols Chemical class 0.000 description 1
239000002798 polar solvent Substances 0.000 description 1
150000008442 polyphenolic compounds Chemical class 0.000 description 1
235000013824 polyphenols Nutrition 0.000 description 1
239000002964 rayon Substances 0.000 description 1
230000009257 reactivity Effects 0.000 description 1
239000004627 regenerated cellulose Substances 0.000 description 1
229920005989 resin Polymers 0.000 description 1
239000011347 resin Substances 0.000 description 1
150000003839 salts Chemical class 0.000 description 1
238000000926 separation method Methods 0.000 description 1
239000011122 softwood Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
238000001228 spectrum Methods 0.000 description 1
238000003860 storage Methods 0.000 description 1
235000018553 tannin Nutrition 0.000 description 1
229920001864 tannin Polymers 0.000 description 1
239000001648 tannin Substances 0.000 description 1
235000007586 terpenes Nutrition 0.000 description 1
238000012360 testing method Methods 0.000 description 1
239000002699 waste material Substances 0.000 description 1
239000001993 wax Substances 0.000 description 1
239000000811 xylitol Substances 0.000 description 1
HEBKCHPVOIAQTA-SCDXWVJYSA-N xylitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)CO HEBKCHPVOIAQTA-SCDXWVJYSA-N 0.000 description 1
229960002675 xylitol Drugs 0.000 description 1
235000010447 xylitol Nutrition 0.000 description 1
229910001845 yogo sapphire Inorganic materials 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
- 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)
Life Sciences & Earth Sciences (AREA)
Wood Science & Technology (AREA)
Textile Engineering (AREA)
Paper (AREA)
Artificial Filaments (AREA)
Nonwoven Fabrics (AREA)
Compositions Of Macromolecular Compounds (AREA)
Knitting Of Fabric (AREA)
Polysaccharides And Polysaccharide Derivatives (AREA)

ES19708327T 2018-03-06 2019-03-06 Pasta de celulosa y cuerpos moldeados de Lyocell con contenido reducido de celulosa Active ES2968528T3 (es)

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
ES2968528T3 true ES2968528T3 (es)	2024-05-10

Family

ID=61569169

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES19708327T Active ES2968528T3 (es)	2018-03-06	2019-03-06	Pasta de celulosa y cuerpos moldeados de Lyocell con contenido reducido de celulosa

Country Status (10)

Country	Link
US (1)	US20210002825A1 (de)
EP (2)	EP3536850A1 (de)
CN (1)	CN111788348B (de)
CA (1)	CA3092615C (de)
CL (1)	CL2020002286A1 (de)
ES (1)	ES2968528T3 (de)
FI (1)	FI3762537T3 (de)
TW (1)	TWI746936B (de)
WO (1)	WO2019170763A1 (de)
ZA (1)	ZA202006048B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
WO1994008217A1 (de)	1992-10-05	1994-04-14	Hans Paluschinski	Schlamm- und abwasser-probeentnahmegerät und verfahren zur probeentnahme
US5456748A (en)	1993-05-24	1995-10-10	Courtaulds Fibres (Holdings) Ltd.	Premix storage hopper
US5413631A (en)	1993-05-24	1995-05-09	Courtaulds (Holding) Limited	Formation of a cellulose-based premix
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
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2018
- 2018-03-06 EP EP18160123.8A patent/EP3536850A1/de not_active Withdrawn
2019
- 2019-03-06 US US16/978,340 patent/US20210002825A1/en not_active Abandoned
- 2019-03-06 FI FIEP19708327.2T patent/FI3762537T3/fi active
- 2019-03-06 WO PCT/EP2019/055593 patent/WO2019170763A1/de not_active Ceased
- 2019-03-06 ES ES19708327T patent/ES2968528T3/es active Active
- 2019-03-06 CA CA3092615A patent/CA3092615C/en active Active
- 2019-03-06 EP EP19708327.2A patent/EP3762537B1/de active Active
- 2019-03-06 TW TW108107361A patent/TWI746936B/zh active
- 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
BR112020017780A2 (pt)	2020-12-22
EP3762537A1 (de)	2021-01-13
TW201942444A (zh)	2019-11-01
EP3536850A1 (de)	2019-09-11
CN111788348A (zh)	2020-10-16
RU2020132856A (ru)	2022-04-06
US20210002825A1 (en)	2021-01-07
FI3762537T3 (fi)	2024-01-17
ZA202006048B (en)	2022-03-30
RU2020132856A3 (de)	2022-04-12
EP3762537B1 (de)	2023-10-25
CN111788348B (zh)	2023-03-28
TWI746936B (zh)	2021-11-21
WO2019170763A1 (de)	2019-09-12
CA3092615A1 (en)	2019-09-12
CL2020002286A1 (es)	2021-02-05
CA3092615C (en)	2022-11-29

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