CN107385559A - A kind of preparation method of NACF - Google Patents
A kind of preparation method of NACF Download PDFInfo
- Publication number
- CN107385559A CN107385559A CN201710690113.2A CN201710690113A CN107385559A CN 107385559 A CN107385559 A CN 107385559A CN 201710690113 A CN201710690113 A CN 201710690113A CN 107385559 A CN107385559 A CN 107385559A
- Authority
- CN
- China
- Prior art keywords
- nacf
- preparation
- fiber
- atmosphere
- composite fibre
- 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.)
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- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000000835 fiber Substances 0.000 claims abstract description 128
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 48
- 239000002131 composite material Substances 0.000 claims abstract description 40
- 239000012298 atmosphere Substances 0.000 claims abstract description 30
- 229920002239 polyacrylonitrile Polymers 0.000 claims abstract description 30
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 28
- 239000011487 hemp Substances 0.000 claims abstract description 24
- 239000011159 matrix material Substances 0.000 claims abstract description 17
- 239000011261 inert gas Substances 0.000 claims abstract description 14
- 230000004913 activation Effects 0.000 claims abstract description 10
- 238000010792 warming Methods 0.000 claims abstract description 9
- 238000000578 dry spinning Methods 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 7
- 238000005406 washing Methods 0.000 claims abstract description 7
- 239000012190 activator Substances 0.000 claims abstract description 4
- 229910052740 iodine Inorganic materials 0.000 claims description 22
- 239000011630 iodine Substances 0.000 claims description 22
- 229920001661 Chitosan Polymers 0.000 claims description 18
- 150000003242 quaternary ammonium salts Chemical class 0.000 claims description 18
- 239000004744 fabric Substances 0.000 claims description 17
- 239000002904 solvent Substances 0.000 claims description 16
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 12
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 claims description 12
- 239000000243 solution Substances 0.000 claims description 10
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- 239000011347 resin Substances 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 6
- 239000003513 alkali Substances 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 5
- 108010059892 Cellulase Proteins 0.000 claims description 4
- 229940106157 cellulase Drugs 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 238000009996 mechanical pre-treatment Methods 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- LRXTYHSAJDENHV-UHFFFAOYSA-H zinc phosphate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O LRXTYHSAJDENHV-UHFFFAOYSA-H 0.000 claims description 4
- 229910000165 zinc phosphate Inorganic materials 0.000 claims description 4
- JAHNSTQSQJOJLO-UHFFFAOYSA-N 2-(3-fluorophenyl)-1h-imidazole Chemical compound FC1=CC=CC(C=2NC=CN=2)=C1 JAHNSTQSQJOJLO-UHFFFAOYSA-N 0.000 claims description 3
- GQDHEYWVLBJKBA-UHFFFAOYSA-H copper(ii) phosphate Chemical compound [Cu+2].[Cu+2].[Cu+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GQDHEYWVLBJKBA-UHFFFAOYSA-H 0.000 claims description 3
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 claims description 3
- 238000005554 pickling Methods 0.000 claims description 3
- 108090000790 Enzymes Proteins 0.000 claims description 2
- 102000004190 Enzymes Human genes 0.000 claims description 2
- 239000007864 aqueous solution Substances 0.000 claims description 2
- 229940088598 enzyme Drugs 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 claims 1
- 235000011613 Pinus brutia Nutrition 0.000 claims 1
- 241000018646 Pinus brutia Species 0.000 claims 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- 206010044565 Tremor Diseases 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 7
- 229920000049 Carbon (fiber) Polymers 0.000 abstract description 5
- 239000004917 carbon fiber Substances 0.000 abstract description 5
- 230000006641 stabilisation Effects 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 description 11
- 239000004599 antimicrobial Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 150000002825 nitriles Chemical class 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- 238000007605 air drying Methods 0.000 description 4
- 239000008367 deionised water Substances 0.000 description 4
- 229910021641 deionized water Inorganic materials 0.000 description 4
- 230000001408 fungistatic effect Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000035699 permeability Effects 0.000 description 4
- -1 sodium dodecylbenzene Acrylonitrile Chemical compound 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 241000588724 Escherichia coli Species 0.000 description 3
- 230000000844 anti-bacterial effect Effects 0.000 description 3
- 230000002421 anti-septic effect Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 240000008564 Boehmeria nivea Species 0.000 description 2
- 241000208202 Linaceae Species 0.000 description 2
- 235000004431 Linum usitatissimum Nutrition 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000536 complexating effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 description 2
- 235000019394 potassium persulphate Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 229920001817 Agar Polymers 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 102000016938 Catalase Human genes 0.000 description 1
- 108010053835 Catalase Proteins 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 206010011376 Crepitations Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 241000219146 Gossypium Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 241000191967 Staphylococcus aureus Species 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 150000001721 carbon Chemical group 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000011086 glassine Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000009940 knitting Methods 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000013081 microcrystal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000000123 paper Substances 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
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 238000006068 polycondensation reaction Methods 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000007420 reactivation Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 239000011667 zinc carbonate Substances 0.000 description 1
- 229910000010 zinc carbonate Inorganic materials 0.000 description 1
- 239000011592 zinc chloride 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
- 229910000368 zinc sulfate Inorganic materials 0.000 description 1
- 229960001763 zinc sulfate Drugs 0.000 description 1
Classifications
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/04—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers
- D01F8/08—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from synthetic polymers with at least one polyacrylonitrile as constituent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/42—Nitriles
- C08F220/44—Acrylonitrile
-
- 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
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/10—Other agents for modifying properties
-
- 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
- D01F11/00—Chemical after-treatment of artificial filaments or the like during manufacture
- D01F11/10—Chemical after-treatment of artificial filaments or the like during manufacture of carbon
- D01F11/12—Chemical after-treatment of artificial filaments or the like during manufacture of carbon with inorganic substances ; Intercalation
-
- 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
- D01F8/00—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof
- D01F8/02—Conjugated, i.e. bi- or multicomponent, artificial filaments or the like; Manufacture thereof from cellulose, cellulose derivatives, or proteins
-
- 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
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/16—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from products of vegetable origin or derivatives thereof, e.g. from cellulose acetate
-
- 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
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
- D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
- D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
- D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/13—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen using inorganic agents
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
- D06M11/07—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with halogens; with halogen acids or salts thereof; with oxides or oxyacids of halogens or salts thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
- D06M15/01—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with natural macromolecular compounds or derivatives thereof
- D06M15/03—Polysaccharides or derivatives thereof
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
- D06M16/003—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic with enzymes or microorganisms
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
- D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/04—Vegetal fibres
- D06M2101/06—Vegetal fibres cellulosic
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Microbiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Inorganic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Filaments (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
Abstract
The invention discloses a kind of preparation method of NACF, solves the less problem of polyacrylonitrile active carbon fiber specific surface area, and its technical scheme includes having the following steps：After china-hemp fibers and polyacrylonitrile matrix are mixed, composite fibre is obtained by dry spinning；Gained composite fibre is in the reactor being placed under air atmosphere, to 200 ~ 220 DEG C in 10 ~ 20min, is then incubated 2 ~ 3h, obtains stabilizing composite fibre；Gained stabilisation composite fibre is warming up to 400 ~ 450 DEG C of charing 1h under air atmosphere in 10 ~ 20min after, being filled with inert gas makes after forming inert atmosphere in reactor, is continuously heating to 600 ~ 700 DEG C of insulation 10min and obtains carbon composite fiber；Gained carbon composite fiber, which is added in activator, impregnates 2h, redundant solution is removed by extruding, 400 ~ 500 DEG C of activation 2h are heated under atmosphere of inert gases, after cooling washing, obtain NACF, make polyacrylonitrile active carbon fiber that there is larger specific surface area while mechanical strength is ensured.
Description
Technical field
The present invention relates to weaving face fabric, more particularly to a kind of preparation method of NACF.
Background technology
As the improvement of people's living standards, fabric is as the most basic most basic composition for determining plant quality, people
Requirement more and more higher to fabric, the fabric in market is also various.So as 21 century classic environment-friendly materials it
One NACF, the extensive use in the fabric as fabric.
NACF is the third generation absorbent charcoal material after Powdered Activated Carbon, granular activated carbon, is had than surface
Product is big, adsorption rate is fast, microcellular structure is flourishing, renewable, the features such as having a safety feature.
A kind of preparation method of fibre active carbon as disclosed in the patent that Authorization Notice No. is CN102817112B, includes
Polyimide fiber is carbonized in a nitrogen atmosphere, obtains carbon fibre；Then carbon fibre is activated in water vapour, obtained
Fibre active carbon.With the preparation method of above-mentioned NACF, NACF has generally comprised two steps of carbonization and activation
Microcellular structure flourishing activated carbon when suddenly, so as to obtain specific surface area Datong District.The precursor fiber of NACF is sub- except polyamides
Beyond amine fiber, it can also use regenerated celulose fibre, polyacrylonitrile fibre, lignin fibre, vinal etc. a variety of
Fiber.Wherein polyacrylonitrile fibre can form the trapezium structure that high temperature does not melt after air pre-oxidizes, so that compared to
Other NACFs, there is preferable mechanical strength, but its specific surface area relative fiber element matrix activated carbon is small, influences to live
The adsorption effect of property charcoal.
The content of the invention
First purpose of the present invention is to provide a kind of preparation method of NACF, makes polyacrylonitrile active carbon fiber
While mechanical strength is ensured, there is larger specific surface area.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of preparation method of NACF, including have the following steps：
(1) Chinese fiber crops are obtained into china-hemp fibers after degumming；
(2) copolymerized acrylonitrile resin is obtained into polyacrylonitrile matrix after solvent dissolves；
(3) after mixing the china-hemp fibers of step (1) and the polyacrylonitrile matrix of step (2), obtained by dry spinning compound
Fiber；
(4) by composite fibre obtained by step (3) in the reactor being placed under air atmosphere, to 200~220 in 10~20min
DEG C, 2~3h is then incubated, obtains stabilizing composite fibre；
(5) composite fibre will be stabilized obtained by step (4) and is warming up to 400~450 DEG C of charings in 10~20min under air atmosphere
After 1h, being filled with inert gas makes after forming inert atmosphere in reactor, is continuously heating to 600~700 DEG C of insulation 10min and is answered
Close carbon fibre；
(6) carbon composite fiber obtained by step (5) is added in activator and impregnates 2h, redundant solution is removed by extruding,
400~500 DEG C of activation 2h are heated under atmosphere of inert gases, after cooling washing, obtain NACF.
By using above-mentioned technical proposal, the cross section of china-hemp fibers is in hollow form, and has the irregular shape of Various Complex
Shape, middle hole is larger, accounts for the 1/2~1/3 of cross-sectional area.It is bigger than ramie, flax and cotton；Fiber cell wall has crackle
With aperture make china-hemp fibers longitudinal direction it is more straight, have it is horizontal section and many crackles, aperture and pass through capillary channel and lumen company
Logical this structures of allow china-hemp fibers to make fiber in itself being capable of the moisture permeability with brilliance with more capillary channel；
China-hemp fibers fracture strength and elongation at break are higher than ramie and flax, can weave more frivolous, soft knitting fabric；It is poly-
Dralon has preferable weatherability, sun-resistant property and chemical resistance, its composite fibre with china-hemp fibers composition, Chinese fiber crops
Fiber is capable of the mechanical strength and hygroscopicity of RPP nitrile fiber, makes fabric be not susceptible to be broken, meanwhile, it is capable to make up
The less defect of specific surface area after polyacrylonitrile fibre activation；And polyacrylonitrile fibre can make up the elastic force of china-hemp fibers simultaneously
And pliability, fabric is improved the pro-skin sense of fabric while with compared with high structural strength；Dry spinning is compared to wet method
Spinning, its equipment good airproof performance, solvent volatility is few, and solvent recovery is simple, and fiberizing eases up, and even structure, has fiber
There is preferable physical and mechanical properties；By making composite fibre stable under air atmosphere, polyacrylonitrile can be aoxidized, made
It forms stairstepping polymer, to improve the heat endurance of material, by temperature control below 220 DEG C, avoids china-hemp fibers from existing
The stage carbonizes influence subsequent handling in advance；Carbonized and activated after polyacrylonitrile stabilisation, composite fibre is passed through heat
Decomposition reaction eliminates non-carbon element, while carbon atom occurs polycondensation and reset, and forms substantial amounts of agraphitic carbon and class graphite microcrystal, enters
And carbon fiber surface is formed a large amount of micropores, the larger activated carbon composite fibre of specific surface area is obtained, and due to Chinese fiber crops itself
Structure influence, its pore structure is more complicated compared to single polyacrylonitrile active carbon fiber, have preferably absorption imitate
Fruit.
Preferably, the copolymerized acrylonitrile resin is composed of the following components, each component and its mass fraction are acrylonitrile
90 parts, 6 parts of methyl acrylate, 3 parts of itaconic acid, 1 part of potassium peroxydisulfate, 0.1 part of DBSA, 0.01 part of trbasic zinc phosphate, phosphorus
Sour 0.01 part of copper.
By using above-mentioned technical proposal, using acrylonitrile as raw material, methyl acrylate reduces the active force between macromolecular,
To reduce the crystallinity of polyacrylonitrile, increase the pliability of fiber, make fiber more high resilience, pass through sodium dodecylbenzene
Acrylonitrile and zinc sulfate, copper sulphate are connected, trbasic zinc phosphate, cupric phosphate can play sterilization and anticorrosion effect in system；Meanwhile on a small quantity
Metal ion crosslinking can be formed between the polyacrylonitrile fibre macromolecular long-chain without active force originally, make macromolecular chain
Mass motion and interchain sliding are more difficult, make the fracture strength of fiber increase.
Preferably, the solvent is DMF solvent, the content of DMF solvent accounts for 25% in the polyacrylonitrile matrix.
By using above-mentioned technical proposal, DMF can dissolve COPP nitrile resin, and DMF content control is existed
25% can make solvent volatilization more abundant, avoid sticking together between fiber in fiber formation process.
Preferably, the humidity under step (4) air atmosphere is maintained at 60%RH.
By using above-mentioned technical proposal, the vapor under air atmosphere in air can be with a small amount of gold in polyacrylonitrile
Belong to ionic reaction, activate a small amount of fiber in advance, formed early stage activated carbon fiber from make later stage activated carbon fiber between formation it is different
Hole, and then make the complex pore structure of NACF, NACF is had preferable absorption to multiple gases
Effect.
Preferably, the technological process of the Chinese retting is as follows：Mechanical pretreatment --- ferment treatment --- is at alkali
--- striking fiber crops, --- --- oil reason --- shaking up --- drying for drift pickling.
By using above-mentioned technical proposal, degumming is in order to remove the silk gum for being wrapped in its outer layer, ceride, pigment, make
It is fiber separation, loose, fiber-spinnable is made, to be adapted to weaving to require, by mechanical pretreatment in advance in a manner of physically it is loose
Fiber, tentatively peeled off, after with ferment treatment, after preliminary stripping, it is possible to increase the contact surface between enzyme liquid and fiber
Product, and then peeling effect is improved, the pectin for the treatment of fluid and unprocessed portion is washed away by alkali cleaning afterwards, improves handling rate, is led to
Cross and strike fiber crops, tentatively wash away alkali lye, with acid further wash away alkali lye, after oiling, shaking up and dry, after must can handling can
China-hemp fibers are spun, compared to simple ferment treatment, the treatment effeciency of this kind of mode is higher.
Preferably, the ferment treatment liquid in the ferment treatment is to include the water-soluble of cellulase, pectase and hydrogen peroxide
Liquid, the ferment treatment liquid are adjusted to pH=4 by dilute sulfuric acid, and the ferment treatment temperature is 50 DEG C.
By using above-mentioned technical proposal, in pH=4, treatment temperature is cellulase and pectase both of which at 50 DEG C
With higher processing activity, and then improve the speed of ferment treatment.
Preferably, the NACF has been also loaded chitosan and iodine.
By using above-mentioned technical proposal, chitosan can play fungistatic effect with iodine, and chitosan can play complexing
The effect of iodine and NACF, make load stabilization of the iodine on NACF.
Preferably, the chitosan is Quaternary Ammonium Salt of Chitosan.
By using above-mentioned technical proposal, quaternary ammonium salt can strengthen the fungistatic effect of chitosan, and quaternary ammonium salt in itself can
It is complexed with iodine, and then further improves the stability between chitosan and iodine, makes load of the iodine on NACF more steady
It is fixed.
Second object of the present invention is to provide a kind of active carbon fibre dimensional fabric, fabric is had preferable skin-friendly.
The present invention above-mentioned technical purpose technical scheme is that：
Activated carbon used in the active carbon fibre dimensional fabric is made up of the preparation method of NACF described above.
By using above-mentioned technical proposal, with fabric made from NACF, have preferable hygroscopicity, skin-friendly and
Gas permeability, soft surface and rich in toughness, while bactericidal effect can be played.
Preferably, the activated carbon felt includes pillowcase, sheet and quilt cover.
By using above-mentioned technical proposal, pillowcase, sheet and quilt cover are manufactured by NACF as bed-clothes,
Due to the gas permeability of NACF, growing for acarid can be reduced, reduces harm of the acarid to health, when people is by quilt
Cover when on the face, will not also feel too vexed；Meanwhile by the load of chitosan and iodine, bactericidal effect can be played, is protected
The security of people's sleep environment is hindered.
In summary, the invention has the advantages that：
1st, by the way that Chinese fiber crops-polyacrylonitrile composite active carbon fibre is while mechanical strength is higher made from the preparation method, energy
NACF is formed complicated and substantial amounts of microcellular structure, improve the adsorption effect of NACF；
2nd, polyacrylonitrile-radical contains a certain amount of nitrogen groups in itself, therefore has stronger adsorption capacity for sulphur-containing substance；
3rd, activate a small amount of composite fibre in advance with air atmosphere, NACF is activated completely with activator atmosphere again, pass through
Activation makes the pore structure of NACF increasingly complex twice, during re-activation, can activate what is formed to previous
Micropore plays reaming effect, and then improves adsorption effect；
4th, fungistatic effect can be played by loading Quaternary Ammonium Salt of Chitosan and iodine, meanwhile, pass through the complexing of Quaternary Ammonium Salt of Chitosan and iodine, energy
Enough make load of the iodine on NACF more stable, reduce the loss of iodine；
5th, with pillowcase, sheet and quilt cover made from NACF, due to the gas permeability of NACF, reduce inside quilt
Humidity, so as to reduce growing for acarid, when people covers quilt on the face, it will not also feel too vexed；Meanwhile pass through
The load of chitosan and iodine, bactericidal effect can be played, ensure the safety of people's sleep environment.
Figure of description
Fig. 1 is NACF preparation technology flow chart.
Embodiment
Chinese retting
(1) mechanical pretreatment：Rough fellow fiber crops are put into machinery in Raw material pail to vibrate 30min, is subsequently placed into processor for ultrasonic wave and surpasses
Sonication 30min；
(2) ferment treatment：Hydrogen peroxide and 50% dilute sulfuric acid are added in the aqueous solution, pH to 4.0 is adjusted, is according to mass ratio then
Add pectase, cellulase and catalase at 2: 2: 1, and 50 DEG C are warming up to after well mixed, adds and is handled by step (1)
Chinese fiber crops afterwards, after soaking 3h, stir 5h；
(3) alkali process：Chinese fiber crops high pressure soda boiling 3h of the structure by step (2) processing, it is wet to close 3h, it is dry to close 12h；
(4) fiber crops are struck：The mechanical mallet of sweat fiber crops progress to step (3) processing hits the hydro-peening 10min with water；
(5) pickling is floated：The acid storage that pH is 5 is crossed, submerges 30s；
(6) oil：Water: oil is warming up to 80 DEG C, adds 1kg hydrogen peroxide according to 14: 15 proportionings；By the china-hemp fibers of step (5)
It is put into, boiling 45min；
(7) shake up, dry, produce china-hemp fibers.
Polyacrylonitrile matrix is produced
(1) using DMF as solvent, add each component and its mass fraction is as follows：90 parts of acrylonitrile, 6 parts of methyl acrylate, itaconic acid
3 parts, 1 part of potassium peroxydisulfate, polymerize in reactor, and reaction temperature is set to 78 DEG C, and solvent is the 25% of total amount；
(2) the vacuum removal unconverted monomer in two demonomerization towers of the slurries after polymerization, is sent to polymer monomer de-
Foaming is sloughed in bubble bucket；
(3) 0.01 part of 0.1 part of DBSA, 0.01 part of trbasic zinc phosphate, cupric phosphate mixing are added, filtering, obtains poly- third
Alkene nitrile stoste.
Embodiment one
Referring to Fig. 1
(1) Chinese fiber crops are obtained into china-hemp fibers after degumming；
(2) copolymerized acrylonitrile resin is obtained into polyacrylonitrile matrix after solvent dissolves；
(3) after mixing the china-hemp fibers of step (1) and the polyacrylonitrile matrix of step (2), obtained by dry spinning compound
Fiber；
(4) by composite fibre obtained by step (3) in the reactor being placed under air atmosphere, interior to 220 DEG C of 20min, Ran Houbao
Warm 3h, obtain stabilizing composite fibre；
(5) composite fibre will be stabilized obtained by step (4) to be warming up in 20min under 60%RH air atmospheres all the time in humidity
After 450 DEG C of charing 1h, being filled with inert gas makes after forming inert atmosphere in reactor, is continuously heating to 700 DEG C of insulation 10min and obtains
To carbon composite fiber；
(6) carbon composite fiber obtained by step (5) is added to ZnCl22h is impregnated in solution, redundant solution is removed by extruding,
400 DEG C of activation 2h are heated under atmosphere of inert gases, after cooling washing, obtain NACF；
(7) Quaternary Ammonium Salt of Chitosan and iodine are configured to Quaternary Ammonium Salt of Chitosan-iodine complex antimicrobials according to 2: 1, by NACF
1h is boiled in deionized water, and NACF is immersed in Quaternary Ammonium Salt of Chitosan-iodine complex antimicrobials and is placed on shaking table
Vibrate 20min, natural air drying after taking-up.
Embodiment two
Referring to Fig. 1
(1) Chinese fiber crops are obtained into china-hemp fibers after degumming；
(2) copolymerized acrylonitrile resin is obtained into polyacrylonitrile matrix after solvent dissolves；
(3) after mixing the china-hemp fibers of step (1) and the polyacrylonitrile matrix of step (2), obtained by dry spinning compound
Fiber；
(4) by composite fibre obtained by step (3) in the reactor being placed under air atmosphere, interior to 220 DEG C of 10min, Ran Houbao
Warm 2h, obtain stabilizing composite fibre；
(5) composite fibre will be stabilized obtained by step (4) to be warming up in 10min under 60%RH air atmospheres all the time in humidity
After 400 DEG C of charing 1h, being filled with inert gas makes after forming inert atmosphere in reactor, is continuously heating to 700 DEG C of insulation 10min and obtains
To carbon composite fiber；
(6) carbon composite fiber obtained by step (5) is added to ZnCO32h is impregnated in solution, redundant solution is removed by extruding,
500 DEG C of activation 2h are heated under atmosphere of inert gases, after cooling washing, obtain NACF；
(7) Quaternary Ammonium Salt of Chitosan and iodine are configured to Quaternary Ammonium Salt of Chitosan-iodine complex antimicrobials according to 2: 1, by NACF
1h is boiled in deionized water, and NACF is immersed in Quaternary Ammonium Salt of Chitosan-iodine complex antimicrobials and is placed on shaking table
Vibrate 20min, natural air drying after taking-up.
Embodiment three
Referring to Fig. 1
(1) Chinese fiber crops are obtained into china-hemp fibers after degumming；
(2) copolymerized acrylonitrile resin is obtained into polyacrylonitrile matrix after solvent dissolves；
(3) after mixing the china-hemp fibers of step (1) and the polyacrylonitrile matrix of step (2), obtained by dry spinning compound
Fiber；
(4) by composite fibre obtained by step (3) in the reactor being placed under air atmosphere, interior to 200 DEG C of 20min, Ran Houbao
Warm 2h, obtain stabilizing composite fibre；
(5) composite fibre will be stabilized obtained by step (4) to be warming up in 20min under 60%RH air atmospheres all the time in humidity
After 400 DEG C of charing 1h, being filled with inert gas makes after forming inert atmosphere in reactor, is continuously heating to 600 DEG C of insulation 10min and obtains
To carbon composite fiber；
(6) carbon composite fiber obtained by step (5) is added to K2CO32h is impregnated in solution, redundant solution is removed by extruding,
450 DEG C of activation 2h are heated under atmosphere of inert gases, after cooling washing, obtain NACF；
(7) Quaternary Ammonium Salt of Chitosan and iodine are configured to Quaternary Ammonium Salt of Chitosan-iodine complex antimicrobials according to 2: 1, by NACF
1h is boiled in deionized water, and NACF is immersed in Quaternary Ammonium Salt of Chitosan-iodine complex antimicrobials and is placed on shaking table
Vibrate 20min, natural air drying after taking-up.
Example IV
Referring to Fig. 1
(1) Chinese fiber crops are obtained into china-hemp fibers after degumming；
(2) copolymerized acrylonitrile resin is obtained into polyacrylonitrile matrix after solvent dissolves；
(3) after mixing the china-hemp fibers of step (1) and the polyacrylonitrile matrix of step (2), obtained by dry spinning compound
Fiber；
(4) by composite fibre obtained by step (3) in the reactor being placed under air atmosphere, interior to 210 DEG C of 15min, Ran Houbao
Warm 3h, obtain stabilizing composite fibre；
(5) composite fibre will be stabilized obtained by step (4) to be warming up in 20min under 60%RH air atmospheres all the time in humidity
After 450 DEG C of charing 1h, being filled with inert gas makes after forming inert atmosphere in reactor, is continuously heating to 600 DEG C of insulation 10min and obtains
To carbon composite fiber；
(6) carbon composite fiber obtained by step (5) is added in KOH solution and impregnates 2h, redundant solution is removed by extruding,
450 DEG C of activation 2h are heated under atmosphere of inert gases, after cooling washing, obtain NACF；
(7) Quaternary Ammonium Salt of Chitosan and iodine are configured to Quaternary Ammonium Salt of Chitosan-iodine complex antimicrobials according to 2: 1, by NACF
1h is boiled in deionized water, and NACF is immersed in Quaternary Ammonium Salt of Chitosan-iodine complex antimicrobials and is placed on shaking table
Vibrate 20min, natural air drying after taking-up.
NACF obtained by above-described embodiment is subjected to following test：
(1) specific surface area (m2/g)：The specific surface area of NACF is measured by electron microscope (SEM)；
(2) fungistatic effect：Some Solid agar cultures are prepared, are grouped according to every group 5, glass is placed in media surface
Glass paper, and it is inoculated with Escherichia coli as a control group on glassine paper, the circle that thickness is 0.1cm then is made in NACF
Piece, media surface is placed on, Escherichia coli are inoculated with activated carbon disk as experimental group, 28 DEG C of culture 48h, calculate bacterium colony
Number；Escherichia coli are replaced simultaneously with staphylococcus aureus to carry out repeating experiment；
(3) load stability (g) of chitosan-iodine complex antimicrobials：A diameter of 10cm is made in NACF, thickness is
1cm disk, weigh quality after drying and be denoted as ml, in disk with 1m3/ min flow velocity is washed away 10 minutes, and quality is weighed after drying
M2 is denoted as, the number of dropouts of antiseptic is calculated by m2-ml；
(4) tensile strength (N/cm2)：The drawing that the fiber of every square millimeter of thickness can bear is tested by fiber strength and elongation instrument
Power, data shown in fiber strength and elongation instrument when recording its fracture.
Test result such as following table：
To sum up, selection example two, which is used as, most embodiment.
Comparative example one
Comparative example one is the NACF of unsupported antiseptic.
Comparative example two
Comparative example two is to have loaded the NACF of iodine.
Comparative example three
Comparative example three is to have loaded the NACF of chitosan-iodine antiseptic.
Comparative example four
Comparative example four is using virgin pp nitrile stoste NACF made from raw material.
Comparative example five
Comparative example five is commercial polypropylene nitrile NACF.
Above-mentioned comparative example is subjected to above-mentioned same test, test result is as follows：
To sum up, the NACF obtained by the present invention does not add china-hemp fibers compared to commercial polypropylene nitrile active carbon fibre peacekeeping
Obtained NACF, there is higher mechanical strength, and specific surface area is significantly larger than commercially available NACF.
This specific embodiment is only explanation of the invention, and it is not limitation of the present invention, people in the art
Member can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but as long as at this
All protected in the right of invention by Patent Law.
Claims (10)
1. a kind of preparation method of NACF, it is characterised in that including having the following steps：
（1）Chinese fiber crops are obtained into china-hemp fibers after degumming；
（2）Copolymerized acrylonitrile resin is obtained into polyacrylonitrile matrix after solvent dissolves；
（3）By step（1）China-hemp fibers and step（2）Polyacrylonitrile matrix mixing after, obtained by dry spinning compound
Fiber；
（4）By step（3）Gained composite fibre is in the reactor being placed under air atmosphere, to 200 ~ 220 DEG C in 10 ~ 20min,
Then 2 ~ 3h is incubated, obtains stabilizing composite fibre；
（5）By step（4）Gained stabilizes composite fibre and is warming up to 400 ~ 450 DEG C of charing 1h in 10 ~ 20min under air atmosphere
Afterwards, being filled with inert gas makes after forming inert atmosphere in reactor, be continuously heating to 600 ~ 700 DEG C of insulation 10min obtain it is compound
Carbon fibre；
（6）By step（5）Gained carbon composite fiber, which is added in activator, impregnates 2h, and redundant solution is removed by extruding,
400 ~ 500 DEG C of activation 2h are heated under atmosphere of inert gases, after cooling washing, obtain NACF.
A kind of 2. preparation method of NACF according to claim 1, it is characterised in that the copolymerized acrylonitrile tree
Fat is composed of the following components, and each component and its mass fraction are 90 parts of acrylonitrile, 6 parts of methyl acrylate, 3 parts of itaconic acid, over cure
Sour 1 part of potassium, 0.1 part of DBSA, 0.01 part of trbasic zinc phosphate, 0.01 part of cupric phosphate.
3. the preparation method of a kind of NACF according to claim 1, it is characterised in that the solvent is that DMF is molten
Agent, the content of DMF solvent accounts for 25% in the polyacrylonitrile matrix.
A kind of 4. preparation method of NACF according to claim 1, it is characterised in that the step（4）Air
Humidity under atmosphere is maintained at 60%RH.
A kind of 5. preparation method of NACF according to claim 1, it is characterised in that the work of the Chinese retting
Skill flow is as follows：Mechanical pretreatment --- --- --- striking fiber crops, --- tremble alkali process ferment treatment by drift pickling --- oiling ---
Pine --- drying.
A kind of 6. preparation method of NACF according to claim 5, it is characterised in that the enzyme in the ferment treatment
Treatment fluid is to include the aqueous solution of cellulase, pectase and hydrogen peroxide, the ferment treatment liquid by dilute sulfuric acid adjust to pH=
4, the ferment treatment temperature is 50 DEG C.
7. the preparation method of a kind of NACF according to claim 1, it is characterised in that the NACF is also
It is loaded with chitosan and iodine.
8. the preparation method of a kind of NACF according to claim 1, it is characterised in that the chitosan is quaternary ammonium
Salt chitosan.
9. a kind of active carbon fibre dimensional fabric, it is characterised in that activated carbon used in the active carbon fibre dimensional fabric will by right
The preparation method of the NACF described in any one of 1-8 is asked to be made.
10. a kind of active carbon fibre dimensional fabric according to claim 9, it is characterised in that the activated carbon felt includes
Pillowcase, sheet and quilt cover.
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|---|---|---|---|---|
| WO2019029101A1 (en) * | 2017-08-11 | 2019-02-14 | 南通金康弘纺织品有限公司 | Preparation method for activated carbon fiber |
| CN111003797A (en) * | 2019-12-27 | 2020-04-14 | 浙江永续环境工程有限公司 | Two-phase flow biological bed based on composite oil removing bacteria |
| CN111003797B (en) * | 2019-12-27 | 2021-11-02 | 浙江永续环境工程有限公司 | Two-phase flow biological bed based on composite oil removing bacteria |
| CN111926415A (en) * | 2020-08-18 | 2020-11-13 | 常州市宏发纵横新材料科技股份有限公司 | Carbon fiber production process capable of eliminating static electricity |
| CN112216518A (en) * | 2020-09-15 | 2021-01-12 | 暨南大学 | Flexible zinc ion hybrid capacitor and preparation method and application thereof |
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| WO2019029101A1 (en) | 2019-02-14 |
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