CA2641970A1 - Lyocell fibers and process for their preparation - Google Patents
Lyocell fibers and process for their preparation Download PDFInfo
- Publication number
- CA2641970A1 CA2641970A1 CA002641970A CA2641970A CA2641970A1 CA 2641970 A1 CA2641970 A1 CA 2641970A1 CA 002641970 A CA002641970 A CA 002641970A CA 2641970 A CA2641970 A CA 2641970A CA 2641970 A1 CA2641970 A1 CA 2641970A1
- Authority
- CA
- Canada
- Prior art keywords
- fibers
- cellulose
- fiber
- lyocell
- spinning
- 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.)
- Abandoned
Links
- 229920000433 Lyocell Polymers 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title description 53
- 230000008569 process Effects 0.000 title description 42
- 238000002360 preparation method Methods 0.000 title description 12
- 239000000835 fiber Substances 0.000 abstract description 147
- 238000009987 spinning Methods 0.000 abstract description 40
- 238000007664 blowing Methods 0.000 abstract description 17
- 239000004744 fabric Substances 0.000 abstract description 7
- 239000004745 nonwoven fabric Substances 0.000 abstract description 7
- 239000001913 cellulose Substances 0.000 description 71
- 235000010980 cellulose Nutrition 0.000 description 71
- 229920002678 cellulose Polymers 0.000 description 66
- 239000000243 solution Substances 0.000 description 38
- 239000002904 solvent Substances 0.000 description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- LFTLOKWAGJYHHR-UHFFFAOYSA-N N-methylmorpholine N-oxide Chemical compound CN1(=O)CCOCC1 LFTLOKWAGJYHHR-UHFFFAOYSA-N 0.000 description 18
- 239000000463 material Substances 0.000 description 16
- 229920000297 Rayon Polymers 0.000 description 13
- 238000001125 extrusion Methods 0.000 description 13
- 230000001172 regenerating effect Effects 0.000 description 13
- -1 aliphatic alcohols Chemical class 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 10
- 229920000642 polymer Polymers 0.000 description 10
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 9
- 229920003043 Cellulose fiber Polymers 0.000 description 8
- 150000001412 amines Chemical class 0.000 description 8
- 239000004627 regenerated cellulose Substances 0.000 description 8
- 230000008929 regeneration Effects 0.000 description 6
- 238000011069 regeneration method Methods 0.000 description 6
- 239000007921 spray Substances 0.000 description 6
- 229920001059 synthetic polymer Polymers 0.000 description 6
- 229940106135 cellulose Drugs 0.000 description 5
- 239000000155 melt Substances 0.000 description 5
- 239000002964 rayon Substances 0.000 description 5
- 238000001878 scanning electron micrograph Methods 0.000 description 5
- 229920000742 Cotton Polymers 0.000 description 4
- ZTHYODDOHIVTJV-UHFFFAOYSA-N Propyl gallate Chemical compound CCCOC(=O)C1=CC(O)=C(O)C(O)=C1 ZTHYODDOHIVTJV-UHFFFAOYSA-N 0.000 description 4
- 229920002472 Starch Polymers 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 239000002655 kraft paper Substances 0.000 description 4
- 238000001000 micrograph Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 235000019698 starch Nutrition 0.000 description 4
- 239000004753 textile Substances 0.000 description 4
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229920000168 Microcrystalline cellulose Polymers 0.000 description 3
- 229920001131 Pulp (paper) Polymers 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000002932 luster Substances 0.000 description 3
- 235000019813 microcrystalline cellulose Nutrition 0.000 description 3
- 239000008108 microcrystalline cellulose Substances 0.000 description 3
- 229940016286 microcrystalline cellulose Drugs 0.000 description 3
- 229920005615 natural polymer Polymers 0.000 description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 235000011121 sodium hydroxide Nutrition 0.000 description 3
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000004061 bleaching Methods 0.000 description 2
- 238000009960 carding Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000001112 coagulating effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010960 commercial process Methods 0.000 description 2
- 239000000110 cooling liquid Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- WFPZPJSADLPSON-UHFFFAOYSA-N dinitrogen tetraoxide Chemical compound [O-][N+](=O)[N+]([O-])=O WFPZPJSADLPSON-UHFFFAOYSA-N 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- ZOOODBUHSVUZEM-UHFFFAOYSA-N ethoxymethanedithioic acid Chemical compound CCOC(S)=S ZOOODBUHSVUZEM-UHFFFAOYSA-N 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229940075579 propyl gallate Drugs 0.000 description 2
- 235000010388 propyl gallate Nutrition 0.000 description 2
- 239000000473 propyl gallate Substances 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 239000012991 xanthate Substances 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 229920000945 Amylopectin Polymers 0.000 description 1
- 229920000856 Amylose Polymers 0.000 description 1
- 229920002749 Bacterial cellulose Polymers 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- 229920002261 Corn starch Polymers 0.000 description 1
- 229920000875 Dissolving pulp Polymers 0.000 description 1
- 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 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 206010027339 Menstruation irregular Diseases 0.000 description 1
- 150000001204 N-oxides Chemical class 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 238000002441 X-ray diffraction Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000005016 bacterial cellulose Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 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 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000001768 carboxy methyl cellulose Substances 0.000 description 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 description 1
- 229940105329 carboxymethylcellulose Drugs 0.000 description 1
- 239000005018 casein Substances 0.000 description 1
- BECPQYXYKAMYBN-UHFFFAOYSA-N casein, tech. Chemical compound NCCCCC(C(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(CC(C)C)N=C(O)C(CCC(O)=O)N=C(O)C(CC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(C(C)O)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=N)N=C(O)C(CCC(O)=O)N=C(O)C(CCC(O)=O)N=C(O)C(COP(O)(O)=O)N=C(O)C(CCC(O)=N)N=C(O)C(N)CC1=CC=CC=C1 BECPQYXYKAMYBN-UHFFFAOYSA-N 0.000 description 1
- 235000021240 caseins Nutrition 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 239000008120 corn starch Substances 0.000 description 1
- 238000002788 crimping Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 229920006240 drawn fiber Polymers 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000009969 flowable effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000008103 glucose Substances 0.000 description 1
- 125000002887 hydroxy group Chemical class [H]O* 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001470 polyketone Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920000136 polysorbate Polymers 0.000 description 1
- 235000019422 polyvinyl alcohol Nutrition 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009751 slip forming Methods 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
- 239000011877 solvent mixture Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 239000002759 woven fabric Substances 0.000 description 1
- NWONKYPBYAMBJT-UHFFFAOYSA-L zinc sulfate Chemical compound [Zn+2].[O-]S([O-])(=O)=O NWONKYPBYAMBJT-UHFFFAOYSA-L 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
- 229910000368 zinc sulfate Inorganic materials 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
- D04H1/56—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving in association with fibre formation, e.g. immediately following extrusion of staple fibres
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/098—Melt spinning methods with simultaneous stretching
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/12—Stretch-spinning methods
- D01D5/14—Stretch-spinning methods with flowing liquid or gaseous stretching media, e.g. solution-blowing
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/18—Formation of filaments, threads, or the like by means of rotating spinnerets
-
- 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
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/425—Cellulose series
- D04H1/4258—Regenerated cellulose series
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4282—Addition polymers
- D04H1/4291—Olefin series
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/54—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties by welding together the fibres, e.g. by partially melting or dissolving
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/013—Regenerated cellulose series
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/018—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the shape
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/02—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments
- D04H3/03—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of forming fleeces or layers, e.g. reorientation of yarns or filaments at random
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H3/00—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length
- D04H3/08—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating
- D04H3/16—Non-woven fabrics formed wholly or mainly of yarns or like filamentary material of substantial length characterised by the method of strengthening or consolidating with bonds between thermoplastic filaments produced in association with filament formation, e.g. immediately following extrusion
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Nonwoven Fabrics (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US2390996P | 1996-08-23 | 1996-08-23 | |
| US2446296P | 1996-08-23 | 1996-08-23 | |
| US60/023,909 | 1996-08-23 | ||
| US60/024,462 | 1996-08-23 | ||
| CA002264180A CA2264180C (en) | 1996-08-23 | 1997-08-22 | Lyocell fibers and process for their preparation |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002264180A Division CA2264180C (en) | 1996-08-23 | 1997-08-22 | Lyocell fibers and process for their preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2641970A1 true CA2641970A1 (en) | 1998-02-26 |
Family
ID=26697781
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002641970A Abandoned CA2641970A1 (en) | 1996-08-23 | 1997-08-22 | Lyocell fibers and process for their preparation |
| CA002264180A Expired - Fee Related CA2264180C (en) | 1996-08-23 | 1997-08-22 | Lyocell fibers and process for their preparation |
| CA2641972A Expired - Fee Related CA2641972C (en) | 1996-08-23 | 1997-08-22 | Lyocell fibers and process for their preparation |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002264180A Expired - Fee Related CA2264180C (en) | 1996-08-23 | 1997-08-22 | Lyocell fibers and process for their preparation |
| CA2641972A Expired - Fee Related CA2641972C (en) | 1996-08-23 | 1997-08-22 | Lyocell fibers and process for their preparation |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0920548B1 (enExample) |
| JP (2) | JP4018152B2 (enExample) |
| KR (1) | KR100471549B1 (enExample) |
| CN (5) | CN1230579C (enExample) |
| AT (1) | ATE225418T1 (enExample) |
| BR (1) | BR9711352A (enExample) |
| CA (3) | CA2641970A1 (enExample) |
| DE (1) | DE69716092T2 (enExample) |
| ES (1) | ES2185045T3 (enExample) |
| WO (1) | WO1998007911A1 (enExample) |
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| US6605350B1 (en) * | 1996-08-23 | 2003-08-12 | Weyerhaeuser Company | Sawdust alkaline pulp having low average degree of polymerization values and method of producing the same |
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| US6221487B1 (en) * | 1996-08-23 | 2001-04-24 | The Weyerhauser Company | Lyocell fibers having enhanced CV properties |
| GB9625634D0 (en) | 1996-12-10 | 1997-01-29 | Courtaulds Fibres Holdings Ltd | Method of manufacture of nonwoven fabric |
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| US6686040B2 (en) * | 1999-02-24 | 2004-02-03 | Weyerhaeuser Company | Use of thinnings and other low specific gravity wood for lyocell products |
| DE10007794A1 (de) | 2000-02-21 | 2001-06-28 | Zimmer Ag | Polymerzusammensetzung und daraus hergestellter Formkörper |
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| ATE376597T1 (de) * | 2000-04-21 | 2007-11-15 | Weyerhaeuser Co | Schmelzblasspinnverfahren mit mechanischer ausziehvorrichtung |
| DE10065859B4 (de) * | 2000-12-22 | 2006-08-24 | Gerking, Lüder, Dr.-Ing. | Verfahren und Vorrichtung zur Herstellung von im Wesentlichen endlosen feinen Fäden |
| CA2438445C (en) * | 2002-12-26 | 2006-11-28 | Hyosung Corporation | Lyocell multi-filament for tire cord and method of producing the same |
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| AT501327B1 (de) * | 2003-07-21 | 2007-01-15 | Chemiefaser Lenzing Ag | Verwendung einer cellulosischen stapelfaser der gattung lyocell |
| BRPI0417659A (pt) | 2003-12-18 | 2007-04-03 | Procter & Gamble | processos de fiação giratória para a formação de fibras contendo polìmero de hidroxila |
| DE102004007617B4 (de) | 2004-02-17 | 2007-02-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Herstellung eines Vliesstoffes, Vliesstoff und dessen Verwendung |
| DE102005029793B4 (de) | 2005-06-27 | 2007-04-26 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Vliesstoffe, Verfahren zu deren Herstellung sowie deren Verwendung |
| DE102006012052A1 (de) * | 2006-03-08 | 2007-09-13 | Lüder GERKING | Spinnvorrichtung zur Erzeugung feiner Fäden durch Spleißen |
| AT503625B1 (de) * | 2006-04-28 | 2013-10-15 | Chemiefaser Lenzing Ag | Wasserstrahlverfestigtes produkt enthaltend cellulosische fasern |
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| AT505621B1 (de) * | 2007-11-07 | 2009-03-15 | Chemiefaser Lenzing Ag | Vefahren zur herstellung eines wasserstrahlverfestigten produktes enthaltend cellulosische fasern |
| DE102008018745A1 (de) | 2008-04-14 | 2009-10-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Cellulosecarbamat-Spinnlösung, Cellulosecarbamat-Blasfolie sowie Verfahren zu deren Herstellung und Verwendungsmöglichkeiten |
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| DE102013210432A1 (de) | 2013-06-05 | 2014-12-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Herstellung eines Polyacryl-basierten Vliesstoffes sowie Polyacryl-basierte Vliesstoffe |
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| AT515152B1 (de) * | 2013-11-26 | 2015-12-15 | Chemiefaser Lenzing Ag | Verfahren zum Vorbehandeln von rückgewonnenen Baumwollfasern zur Verwendung bei der Herstellung von Formkörpern aus regenerierter Cellulose |
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| KR102157887B1 (ko) * | 2014-09-30 | 2020-09-18 | 코오롱인더스트리 주식회사 | 라이오셀 크림프 섬유 |
| KR102211186B1 (ko) * | 2014-12-31 | 2021-02-03 | 코오롱인더스트리 주식회사 | 담배필터용 라이오셀 소재 및 그 제조방법 |
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| JP2021503049A (ja) * | 2017-11-15 | 2021-02-04 | アルガライフ リミテッド | 培養微細藻類からなる繊維及びその製造方法、並びにその繊維を含む糸、織物及び衣服 |
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| EP3604652B1 (de) | 2018-07-31 | 2023-09-06 | Lenzing Aktiengesellschaft | Vliesstoff, verwendung des vliesstoffes und wischtuch, trocknertuch sowie gesichtsmaske enthaltend den vliesstoff |
| EP3674455A1 (en) * | 2018-12-28 | 2020-07-01 | Lenzing Aktiengesellschaft | Process for liquid removal from cellulose filaments yarns or fibers |
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| TW202508469A (zh) * | 2023-08-02 | 2025-03-01 | 南韓商韓國煙草人參股份有限公司 | 具有生物崩解性的吸煙物品用環保過濾器及包含其之吸煙物品 |
| CN119555539A (zh) * | 2024-12-06 | 2025-03-04 | 天津科技大学 | 一种快速评价莱赛尔纤维用浆粕溶胀性能的方法及离心装置 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0939148B1 (en) * | 1995-03-03 | 2001-12-05 | Twaron Products B.V. | Centrifugal spinning process for optically anisotropic spinning solutions |
| FR2735794B1 (fr) * | 1995-06-26 | 1997-09-19 | Elysees Balzac Financiere | Procede de preparation d'un melange de fibres et de microfibres cellulosiques |
| ATE186577T1 (de) * | 1996-02-14 | 1999-11-15 | Akzo Nobel Nv | Verfahren zur herstellung von cellulosefasern und filamenten |
-
1997
- 1997-08-22 CA CA002641970A patent/CA2641970A1/en not_active Abandoned
- 1997-08-22 AT AT97940587T patent/ATE225418T1/de not_active IP Right Cessation
- 1997-08-22 KR KR10-1999-7001455A patent/KR100471549B1/ko not_active Expired - Fee Related
- 1997-08-22 CN CNB01132547XA patent/CN1230579C/zh not_active Expired - Lifetime
- 1997-08-22 BR BR9711352-2A patent/BR9711352A/pt not_active IP Right Cessation
- 1997-08-22 CA CA002264180A patent/CA2264180C/en not_active Expired - Fee Related
- 1997-08-22 CN CN97198165A patent/CN1081684C/zh not_active Expired - Lifetime
- 1997-08-22 CA CA2641972A patent/CA2641972C/en not_active Expired - Fee Related
- 1997-08-22 DE DE69716092T patent/DE69716092T2/de not_active Expired - Lifetime
- 1997-08-22 ES ES97940587T patent/ES2185045T3/es not_active Expired - Lifetime
- 1997-08-22 JP JP51098798A patent/JP4018152B2/ja not_active Expired - Lifetime
- 1997-08-22 EP EP97940587A patent/EP0920548B1/en not_active Expired - Lifetime
- 1997-08-22 WO PCT/US1997/014762 patent/WO1998007911A1/en not_active Ceased
-
2001
- 2001-09-04 CN CN01132550A patent/CN1348023A/zh active Pending
- 2001-09-04 CN CN01132548A patent/CN1356413A/zh active Pending
- 2001-09-04 CN CN01132549A patent/CN1356414A/zh active Pending
-
2006
- 2006-08-14 JP JP2006220947A patent/JP4134209B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| CN1081684C (zh) | 2002-03-27 |
| HK1023377A1 (en) | 2000-09-08 |
| CA2264180A1 (en) | 1998-02-26 |
| BR9711352A (pt) | 2000-01-18 |
| CN1348023A (zh) | 2002-05-08 |
| JP2007046223A (ja) | 2007-02-22 |
| CA2641972A1 (en) | 1998-02-26 |
| CA2641972C (en) | 2012-11-13 |
| WO1998007911A1 (en) | 1998-02-26 |
| CN1356414A (zh) | 2002-07-03 |
| JP4018152B2 (ja) | 2007-12-05 |
| JP2001501260A (ja) | 2001-01-30 |
| DE69716092T2 (de) | 2003-01-30 |
| KR20000068304A (ko) | 2000-11-25 |
| KR100471549B1 (ko) | 2005-03-07 |
| ES2185045T3 (es) | 2003-04-16 |
| ATE225418T1 (de) | 2002-10-15 |
| CN1238015A (zh) | 1999-12-08 |
| CN1356413A (zh) | 2002-07-03 |
| CN1356412A (zh) | 2002-07-03 |
| EP0920548A1 (en) | 1999-06-09 |
| JP4134209B2 (ja) | 2008-08-20 |
| DE69716092D1 (de) | 2002-11-07 |
| EP0920548B1 (en) | 2002-10-02 |
| CA2264180C (en) | 2009-09-01 |
| CN1230579C (zh) | 2005-12-07 |
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| EEER | Examination request | ||
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