CN113089312A - High-strength flame-retardant elastic fabric and preparation method thereof - Google Patents
High-strength flame-retardant elastic fabric and preparation method thereof Download PDFInfo
- Publication number
- CN113089312A CN113089312A CN202110234896.XA CN202110234896A CN113089312A CN 113089312 A CN113089312 A CN 113089312A CN 202110234896 A CN202110234896 A CN 202110234896A CN 113089312 A CN113089312 A CN 113089312A
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- Prior art keywords
- flame
- retardant
- red phosphorus
- epoxy resin
- parts
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- 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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- 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 title claims abstract description 201
- 239000003063 flame retardant Substances 0.000 title claims abstract description 198
- 239000004744 fabric Substances 0.000 title claims abstract description 79
- 238000002360 preparation method Methods 0.000 title claims abstract description 17
- 238000004519 manufacturing process Methods 0.000 title description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 118
- 239000003822 epoxy resin Substances 0.000 claims abstract description 86
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 86
- 239000000835 fiber Substances 0.000 claims abstract description 77
- 239000004594 Masterbatch (MB) Substances 0.000 claims abstract description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 28
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 26
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 26
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 26
- 229920000728 polyester Polymers 0.000 claims abstract description 26
- 239000002994 raw material Substances 0.000 claims abstract description 22
- 239000003242 anti bacterial agent Substances 0.000 claims abstract description 21
- 239000004814 polyurethane Substances 0.000 claims abstract description 19
- 229920002635 polyurethane Polymers 0.000 claims abstract description 19
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims abstract description 16
- 239000003085 diluting agent Substances 0.000 claims abstract description 16
- 229920000297 Rayon Polymers 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims description 40
- 239000000203 mixture Substances 0.000 claims description 35
- 238000001816 cooling Methods 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 25
- 238000005520 cutting process Methods 0.000 claims description 20
- 235000011837 pasties Nutrition 0.000 claims description 20
- 238000010008 shearing Methods 0.000 claims description 20
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000000853 adhesive Substances 0.000 claims description 15
- 230000001070 adhesive effect Effects 0.000 claims description 15
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 10
- 239000007822 coupling agent Substances 0.000 claims description 10
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 10
- 238000000227 grinding Methods 0.000 claims description 10
- 238000004898 kneading Methods 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 239000002105 nanoparticle Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 10
- 239000005011 phenolic resin Substances 0.000 claims description 10
- 229920001296 polysiloxane Polymers 0.000 claims description 10
- 239000000395 magnesium oxide Substances 0.000 claims description 9
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 9
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 230000001954 sterilising effect Effects 0.000 claims description 8
- 229920000742 Cotton Polymers 0.000 claims description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- 229910021536 Zeolite Inorganic materials 0.000 claims description 5
- 238000007605 air drying Methods 0.000 claims description 5
- 238000009960 carding Methods 0.000 claims description 5
- 239000012459 cleaning agent Substances 0.000 claims description 5
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 239000003995 emulsifying agent Substances 0.000 claims description 5
- 239000000843 powder Substances 0.000 claims description 5
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 238000009987 spinning Methods 0.000 claims description 5
- 238000004659 sterilization and disinfection Methods 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 239000004408 titanium dioxide Substances 0.000 claims description 5
- 238000009941 weaving Methods 0.000 claims description 5
- 238000005303 weighing Methods 0.000 claims description 5
- 239000010457 zeolite Substances 0.000 claims description 5
- 238000001125 extrusion Methods 0.000 claims description 2
- YGSDEFSMJLZEOE-UHFFFAOYSA-M salicylate Chemical compound OC1=CC=CC=C1C([O-])=O YGSDEFSMJLZEOE-UHFFFAOYSA-M 0.000 claims 1
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 14
- 239000011574 phosphorus Substances 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 12
- 230000009477 glass transition Effects 0.000 abstract description 6
- 230000009471 action Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 24
- 238000002485 combustion reaction Methods 0.000 description 13
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 12
- 239000012071 phase Substances 0.000 description 12
- 229920000642 polymer Polymers 0.000 description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 8
- 229910052760 oxygen Inorganic materials 0.000 description 8
- 239000001301 oxygen Substances 0.000 description 8
- 150000008064 anhydrides Chemical class 0.000 description 6
- 238000003763 carbonization Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 239000002253 acid Substances 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 239000012024 dehydrating agents Substances 0.000 description 4
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 125000003700 epoxy group Chemical group 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 230000002401 inhibitory effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 239000007790 solid phase Substances 0.000 description 4
- 238000005979 thermal decomposition reaction Methods 0.000 description 4
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000002791 soaking Methods 0.000 description 3
- 239000003610 charcoal Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
Classifications
-
- 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
- D06M11/68—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 phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof
- D06M11/69—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 phosphorus or compounds thereof, e.g. with chlorophosphonic acid or salts thereof with phosphorus; with halides or oxyhalides of phosphorus; with chlorophosphonic acid or its salts
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
- D02G3/04—Blended or other yarns or threads containing components made from different materials
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D13/00—Woven fabrics characterised by the special disposition of the warp or weft threads, e.g. with curved weft threads, with discontinuous warp threads, with diagonal warp or weft
-
- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
-
- 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
- D06M11/32—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/44—Oxides or hydroxides of elements of Groups 2 or 12 of the Periodic System; Zincates; Cadmates
-
- 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
- D06M11/32—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/45—Oxides or hydroxides of elements of Groups 3 or 13 of the Periodic System; Aluminates
-
- 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
- D06M11/32—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
- D06M11/36—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 oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
- D06M11/46—Oxides or hydroxides of elements of Groups 4 or 14 of the Periodic System; Titanates; Zirconates; Stannates; Plumbates
-
- 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
- D06M11/77—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 silicon or compounds thereof
- D06M11/79—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 silicon or compounds thereof with silicon dioxide, silicic acids or their salts
-
- 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
- D06M11/83—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 metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
-
- 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
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/55—Epoxy resins
-
- 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
- D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
- D06M15/37—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/564—Polyureas, polyurethanes or other polymers having ureide or urethane links; Precondensation products forming them
-
- 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
-
- 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
-
- 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
-
- 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
- D06M2101/16—Synthetic fibres, other than mineral fibres
- D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- D06M2101/32—Polyesters
-
- 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
- D06M2200/00—Functionality of the treatment composition and/or properties imparted to the textile material
- D06M2200/30—Flame or heat resistance, fire retardancy properties
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/01—Natural vegetable fibres
-
- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2201/00—Cellulose-based fibres, e.g. vegetable fibres
- D10B2201/20—Cellulose-derived artificial fibres
- D10B2201/22—Cellulose-derived artificial fibres made from cellulose solutions
- D10B2201/24—Viscose
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
Abstract
The invention discloses a high-strength flame-retardant elastic fabric and a preparation method thereof, belonging to the technical field of fabrics, and the high-strength flame-retardant elastic fabric mainly comprises the following raw materials: red phosphorus flame retardant masterbatch; wherein the red phosphorus flame-retardant master batch mainly comprises red phosphorus, magnesium hydroxide and aluminum hydroxide; an epoxy resin flame retardant; wherein the epoxy resin flame retardant comprises epoxy resin, a flame-retardant curing agent and a reactive flame-retardant diluent; a polyurethane; plant fibers; viscose fibers; hollow polyester fibers; an antibacterial agent; according to the invention, the red phosphorus flame-retardant master batch is added, so that the flame-retardant effect of the fabric can be improved, the epoxy resin is matched, the cured substance of the phosphorus flame-retardant epoxy resin has higher glass transition temperature and good thermal stability and flame retardance, and meanwhile, under the action of polyurethane with good hydrophobicity, water film can be formed on the surface of the fabric by the moisture generated when magnesium hydroxide is heated, so that the flame-retardant effect is further improved.
Description
Technical Field
The invention relates to the technical field of fabrics, in particular to a high-strength flame-retardant elastic fabric and a preparation method thereof.
Background
The fabric is used for making clothes, and high-quality and high-grade fabric has the characteristics of comfortable wearing, sweat absorption, air permeability, stiff and smooth suspension, noble vision, soft touch and the like, along with the continuous progress of scientific technology, the living standard of people is greatly improved, the performance requirements of people on the fabric of the clothes are higher and higher, and the functions of comfort, safety and the like of the clothes are emphasized more and more besides the color and style of the clothes.
When the existing fabric is used, the existing fabric is easy to contact open fire, so that the fabric is flammable, the use is influenced, and potential safety hazards exist, so that the high-strength flame-retardant elastic fabric is provided.
Disclosure of Invention
The invention aims to solve the problems that the existing fabric is easy to contact open fire when in use, so that the fabric is flammable, the use is influenced, and potential safety hazards exist, and provides a high-strength flame-retardant elastic fabric and a preparation method thereof.
In order to achieve the purpose, the invention adopts the following technical scheme:
a high-strength flame-retardant elastic fabric mainly comprises the following raw materials: red phosphorus flame retardant masterbatch; wherein the red phosphorus flame-retardant master batch mainly comprises red phosphorus, magnesium hydroxide and aluminum hydroxide; an epoxy resin flame retardant; wherein the epoxy resin flame retardant comprises epoxy resin, a flame-retardant curing agent and a reactive flame-retardant diluent; a polyurethane; plant fibers; viscose fibers; hollow polyester fibers; an antibacterial agent.
Preferably, the ratio of each raw material component is as follows: 10-15 parts of red phosphorus flame-retardant master batch; 12-18 parts of an epoxy resin flame retardant; 5-10 parts of polyurethane; 15-25 parts of plant fiber; 15-25 parts of viscose fibers; 10-15 parts of hollow polyester fiber; 2-10 parts of an antibacterial agent.
Preferably, the red phosphorus flame-retardant master batch comprises the following raw materials in percentage by weight: 70-100 parts of red phosphorus, 5-10 parts of magnesium hydroxide and 5-10 parts of aluminum hydroxide.
Preferably, the red phosphorus flame-retardant master batch further comprises silicone powder, POE, EVA, a coupling agent, talcum powder and phenol resin.
Preferably, the raw material ratio of each component of the epoxy resin flame retardant is 150-200 parts of epoxy resin, 20-25 parts of flame retardant curing agent and 10-17 parts of reactive flame retardant diluent.
Preferably, the antibacterial agent comprises titanium dioxide nanoparticles, magnesium oxide nanoparticles, nano silver, zeolite and ortho-hydroxybenzoate.
A preparation method of a high-strength flame-retardant elastic fabric mainly comprises the following steps:
s1, preparing the red phosphorus flame-retardant master batch for later use;
s2, preparing the epoxy resin flame retardant for later use;
s3, heating the red phosphorus flame-retardant master batch, the epoxy resin flame retardant and the polyurethane to a molten state to form a mixed material, adding the plant fiber, the adhesive fiber and the hollow polyester fiber into the mixed material, so that the mixed material can coat the surfaces of the plant fiber, the adhesive fiber and the hollow polyester fiber, and then cooling; the plant fiber, the adhesive fiber and the hollow polyester fiber which are coated with the red phosphorus flame-retardant master batch and the epoxy resin flame retardant are subjected to five processes of cotton carding, drawing, roving, spinning and twisting to prepare yarns under the conditions that the temperature is 20-26 ℃ and the humidity is 61-65%; weaving the prepared yarns, and adding three yarns at the position of 0.4cm at the interval between the warp direction and the weft direction to form a reinforcing grid shape to obtain a basic fabric; and (3) cleaning the woven base fabric in water with a cleaning agent at the temperature of 95-100 ℃ for 8-10 times, then cleaning in water at the temperature of 40-60 ℃ for 3-4 times, and finally drying, tentering and shaping to obtain the fabric.
Preferably, the step S1 of preparing the red phosphorus flame-retardant masterbatch mainly includes the following steps:
A. weighing POE, EVA and a coupling agent, adding into a mixer, and performing premixing treatment;
B. adding the mixture mixed by the mixer into a screw extruder, mixing, heating and extruding to prepare a carrier agent;
C. adding a red phosphorus raw material into a ball mill, grinding red phosphorus by rotating the ball mill, adding water to submerge the red phosphorus, wherein the grinding fineness of red phosphorus particles is 200-1000 meshes, filtering and discharging the red phosphorus and water by the ball mill, collecting the red phosphorus and the water by a collecting device, adding an emulsifier into the collecting device, stirring and mixing, filtering out the red phosphorus particles, and air-drying;
D. adding 70-100 parts of red phosphorus, 5-10 parts of magnesium hydroxide, 5-10 parts of aluminum hydroxide, silicone, a carrier agent, talcum powder and phenol resin into a mixer, and uniformly mixing;
E. adding the uniformly mixed mixture into a screw extruder, plasticizing, conveying, mixing, kneading, shearing, remixing, derotating, re-shearing, re-conveying and extruding to obtain a pasty mixture;
F. and adding the pasty mixture into a screw extruder, conveying and extruding, connecting a hot-cutting air-cooling granulator at a discharge port of the screw extruder, hot-cutting, throwing out, air-cooling and granulating the extruded materials, and preparing the red phosphorus flame-retardant master batch.
Preferably, the preparation of the epoxy resin flame retardant mainly comprises the following steps: heating epoxy resin to a molten state, adding the molten epoxy resin into a three-dimensional mixer, simultaneously adding a flame-retardant curing agent and an active flame-retardant diluent for mixing, adding the mixture into a screw extruder after full mixing, plasticizing, conveying, mixing, kneading, shearing, re-mixing, reversely rotating, re-shearing, re-conveying and extruding to form a pasty mixture, adding the pasty mixture into the screw extruder, conveying and extruding, and connecting a hot-cutting air-cooling granulator to the extrusion material at a discharge port of the screw extruder for hot-cutting, throwing out, air-cooling and granulating to prepare the epoxy resin flame retardant master batch.
Preferably, after step S3, the prepared fabric is immersed in an antibacterial agent for sterilization.
Compared with the prior art, the invention provides the high-strength flame-retardant elastic fabric and the preparation method thereof, and the high-strength flame-retardant elastic fabric has the following beneficial effects:
1. according to the high-strength flame-retardant elastic fabric and the preparation method thereof, the added red phosphorus can form phosphoric acid to be used as a dehydrating agent and promote the formation of charcoal, and the heat conduction from flame to a condensed phase is reduced due to the generation of the charcoal; and phosphoric acid can absorb heat, which prevents CO from being oxidized into CO2 and reduces the heating process; a thin liquid protective layer is formed on the condensed phase, thereby reducing oxygen diffusion, heat and mass transfer between gas phase and solid phase, inhibiting carbon oxidation process, and reducing the change of phosphorus flame retardant caused by thermal decomposition, wherein the phosphorus flame retardant, the phosphoric acid, the polymetaphosphoric acid are stable compounds which are not easy to volatilize, have strong dehydration property, and are isolated from the air on the polymer surface; the removed water vapor absorbs a large amount of heat, so that the flame retardant on the surface of the polymer is heated and decomposed to release volatile phosphide, and the flame retardant effect is achieved; when the magnesium hydroxide is heated and decomposed, the magnesium hydroxide is decomposed to absorb the heat on the surface of a combustion object to play a flame-retardant role, a large amount of moisture is released to dilute oxygen on the surface of the combustion object, the generated active magnesium oxide is attached to the surface of the combustion object to further prevent the combustion from going on, and the polyurethane has good hydrophobicity and can leave the fabric when the moisture is released, so that a water film is formed on the surface of the fabric, and the flame-retardant effect is further improved;
2. according to the high-strength flame-retardant elastic fabric and the preparation method thereof, the epoxy group in the epoxy resin can be positioned at the tail end and in the middle of a molecular chain of a high polymer or is in a ring structure, so that the high-strength flame-retardant elastic fabric has good thermal stability, and a cured phosphorus-containing flame-retardant epoxy resin has high glass transition temperature, good thermal stability and flame retardance in cooperation with red phosphorus.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
Example 1:
a high-strength flame-retardant elastic fabric mainly comprises the following raw materials:
red phosphorus flame retardant masterbatch; the flame-retardant master batch mainly comprises red phosphorus, magnesium hydroxide and aluminum hydroxide, phosphoric acid can be formed by the added red phosphorus to be used as a dehydrating agent, and carbonization is promoted, and the heat conduction from flame to a condensed phase is reduced by the generation of the carbonization; and phosphoric acid can absorb heat, which prevents CO from being oxidized into CO2 and reduces the heating process; a thin liquid protective layer is formed on the condensed phase, thereby reducing oxygen diffusion, heat and mass transfer between gas phase and solid phase, inhibiting carbon oxidation process, and reducing the change of phosphorus flame retardant caused by thermal decomposition, wherein the phosphorus flame retardant, the phosphoric acid, the polymetaphosphoric acid are stable compounds which are not easy to volatilize, have strong dehydration property, and are isolated from the air on the polymer surface; the removed water vapor absorbs a large amount of heat, so that the flame retardant on the surface of the polymer is heated and decomposed to release volatile phosphide, and the flame retardant effect is achieved; the magnesium hydroxide is decomposed to absorb the heat on the surface of the combustion object when being heated to play a role in flame retardance, a large amount of moisture is released to dilute the oxygen on the surface of the combustion object, and the active magnesium oxide generated by decomposition is attached to the surface of the combustible object to further prevent the combustion from being carried out;
the epoxy group in the epoxy resin can be positioned at the tail end, in the middle or in a ring structure of a molecular chain of a high polymer, so that the epoxy resin flame retardant has good thermal stability, and when the epoxy resin flame retardant is matched with red phosphorus, a cured phosphorus-containing flame retardant epoxy resin has high glass transition temperature and good thermal stability and flame retardance;
the epoxy resin flame retardant comprises epoxy resin, a flame-retardant curing agent and an active flame-retardant diluent, wherein the flame-retardant curing agent such as 80 anhydride is added, the molecule of the cured epoxy resin contains a flame-retardant structure, and the 80 anhydride can be mixed with the epoxy resin at room temperature, so that the flame-retardant property is good;
the polyurethane has good hydrophobicity, and when the magnesium hydroxide is heated and decomposed and moisture is released, the moisture can leave the fabric, a water film is formed on the surface of the fabric, and the flame retardant effect is further improved;
plant fibers;
viscose fibers;
hollow polyester fibers;
and the antibacterial agent is used for sterilizing the fabric after the fabric is prepared.
The raw materials have the following component ratio: 10 parts of red phosphorus flame-retardant master batch; 12 parts of an epoxy resin flame retardant; 5 parts of polyurethane; 15 parts of plant fiber; 15 parts of viscose; 10 parts of hollow polyester fiber; 2 parts of an antibacterial agent.
The red phosphorus flame-retardant master batch comprises the following raw materials in percentage by weight: 70 parts of red phosphorus, 5 parts of magnesium hydroxide and 5 parts of aluminum hydroxide.
The red phosphorus flame-retardant master batch also comprises silicone powder, POE, EVA, a coupling agent, talcum powder and phenol resin.
The epoxy resin flame retardant comprises 150 parts of epoxy resin, 20 parts of flame retardant curing agent and 10 parts of active flame retardant diluent.
The antibacterial agent comprises titanium dioxide nanoparticles, magnesium oxide nanoparticles, nano silver, zeolite and ortho-hydroxybenzoate.
A preparation method of a high-strength flame-retardant elastic fabric mainly comprises the following steps:
firstly, preparing the red phosphorus flame-retardant master batch for later use:
weighing POE, EVA and a coupling agent, adding into a mixer, and performing premixing treatment;
adding the mixture mixed by the mixer into a screw extruder, mixing, heating and extruding to prepare a carrier agent;
adding a red phosphorus raw material into a ball mill, grinding red phosphorus by rotating the ball mill, adding water to submerge the red phosphorus, wherein the grinding fineness of red phosphorus particles is 500 meshes, filtering and discharging the red phosphorus and the water by the ball mill to a collecting device, adding an emulsifier into the collecting device, stirring and mixing, filtering out red phosphorus particles, and air-drying;
adding 70 parts of red phosphorus, 5 parts of magnesium hydroxide, 5 parts of aluminum hydroxide, silicone, a carrier agent, talcum powder and phenol resin into a mixer, and uniformly mixing;
adding the uniformly mixed mixture into a screw extruder, plasticizing, conveying, mixing, kneading, shearing, remixing, derotating, re-shearing, re-conveying and extruding to obtain a pasty mixture;
adding the pasty mixture into a screw extruder, conveying and extruding, connecting a hot-cutting air-cooling granulator at a discharge port of the screw extruder, hot-cutting, throwing out, air-cooling and granulating the extruded materials to prepare red phosphorus flame-retardant master batches;
and then preparing the epoxy resin flame retardant for later use:
heating epoxy resin to a molten state, adding the molten epoxy resin into a three-dimensional mixer, simultaneously adding a flame-retardant curing agent and an active flame-retardant diluent for mixing, adding the mixture into a screw extruder after fully mixing, plasticizing, conveying, mixing, kneading, shearing, re-mixing, reversely rotating, re-shearing, re-conveying and extruding to form a pasty mixture, adding the pasty mixture into the screw extruder, conveying and extruding, and connecting a hot-cutting air-cooling granulator to the extruded material at a discharge port of the screw extruder for hot-cutting, throwing out, air-cooling and granulating to prepare epoxy resin flame retardant master batches;
heating the red phosphorus flame-retardant master batch, the epoxy resin flame retardant and the polyurethane to a molten state to form a mixed material, adding the plant fiber, the adhesive fiber and the hollow polyester fiber into the mixed material, so that the mixed material can coat the surfaces of the plant fiber, the adhesive fiber and the hollow polyester fiber, and then cooling; the plant fiber, the adhesive fiber and the hollow polyester fiber which are coated with the red phosphorus flame-retardant master batch and the epoxy resin flame retardant are subjected to five processes of cotton carding, drawing, roving, spinning and twisting to prepare yarns under the conditions that the temperature is 20-26 ℃ and the humidity is 61-65%; weaving the prepared yarns, and adding three yarns at the position of 0.4cm at the interval between the warp direction and the weft direction to form a reinforcing grid shape to obtain a basic fabric; and (3) cleaning the woven base fabric in water with a cleaning agent at the temperature of 95-100 ℃ for 8-10 times, then cleaning in water at the temperature of 40-60 ℃ for 3-4 times, and finally drying, tentering and shaping to obtain the fabric.
And finally, soaking the prepared fabric in an antibacterial agent for sterilization.
Example 2:
a high-strength flame-retardant elastic fabric mainly comprises the following raw materials:
red phosphorus flame retardant masterbatch; the flame-retardant master batch mainly comprises red phosphorus, magnesium hydroxide and aluminum hydroxide, phosphoric acid can be formed by the added red phosphorus to be used as a dehydrating agent, and carbonization is promoted, and the heat conduction from flame to a condensed phase is reduced by the generation of the carbonization; and phosphoric acid can absorb heat, which prevents CO from being oxidized into CO2 and reduces the heating process; a thin liquid protective layer is formed on the condensed phase, thereby reducing oxygen diffusion, heat and mass transfer between gas phase and solid phase, inhibiting carbon oxidation process, and reducing the change of phosphorus flame retardant caused by thermal decomposition, wherein the phosphorus flame retardant, the phosphoric acid, the polymetaphosphoric acid are stable compounds which are not easy to volatilize, have strong dehydration property, and are isolated from the air on the polymer surface; the removed water vapor absorbs a large amount of heat, so that the flame retardant on the surface of the polymer is heated and decomposed to release volatile phosphide, and the flame retardant effect is achieved; the magnesium hydroxide is decomposed to absorb the heat on the surface of the combustion object when being heated to play a role in flame retardance, a large amount of moisture is released to dilute the oxygen on the surface of the combustion object, and the active magnesium oxide generated by decomposition is attached to the surface of the combustible object to further prevent the combustion from being carried out;
the epoxy group in the epoxy resin can be positioned at the tail end, in the middle or in a ring structure of a molecular chain of a high polymer, so that the epoxy resin flame retardant has good thermal stability, and when the epoxy resin flame retardant is matched with red phosphorus, a cured phosphorus-containing flame retardant epoxy resin has high glass transition temperature and good thermal stability and flame retardance;
the epoxy resin flame retardant comprises epoxy resin, a flame-retardant curing agent and an active flame-retardant diluent, wherein the flame-retardant curing agent such as 80 anhydride is added, the molecule of the cured epoxy resin contains a flame-retardant structure, and the 80 anhydride can be mixed with the epoxy resin at room temperature, so that the flame-retardant property is good;
the polyurethane has good hydrophobicity, and when the magnesium hydroxide is heated and decomposed and moisture is released, the moisture can leave the fabric, a water film is formed on the surface of the fabric, and the flame retardant effect is further improved;
plant fibers;
viscose fibers;
hollow polyester fibers;
and the antibacterial agent is used for sterilizing the fabric after the fabric is prepared.
The raw materials have the following component ratio: 12.5 parts of red phosphorus flame-retardant master batch; 15 parts of an epoxy resin flame retardant; 7.5 parts of polyurethane; 20 parts of plant fiber; 20 parts of viscose fibers; 12.5 parts of hollow polyester fiber; 8 parts of an antibacterial agent.
The red phosphorus flame-retardant master batch comprises the following raw materials in percentage by weight: 85 parts of red phosphorus, 7.5 parts of magnesium hydroxide and 7.5 parts of aluminum hydroxide.
The red phosphorus flame-retardant master batch also comprises silicone powder, POE, EVA, a coupling agent, talcum powder and phenol resin.
The epoxy resin flame retardant comprises 175 parts of epoxy resin, 22.5 parts of flame-retardant cured resin and 14 parts of reactive flame-retardant diluent.
The antibacterial agent comprises titanium dioxide nanoparticles, magnesium oxide nanoparticles, nano silver, zeolite and ortho-hydroxybenzoate.
A preparation method of a high-strength flame-retardant elastic fabric mainly comprises the following steps:
firstly, preparing the red phosphorus flame-retardant master batch for later use:
weighing POE, EVA and a coupling agent, adding into a mixer, and performing premixing treatment;
adding the mixture mixed by the mixer into a screw extruder, mixing, heating and extruding to prepare a carrier agent;
adding a red phosphorus raw material into a ball mill, grinding red phosphorus by rotating the ball mill, adding water to submerge the red phosphorus, wherein the grinding fineness of red phosphorus particles is 600 meshes, filtering and discharging the red phosphorus and the water by the ball mill to a collecting device, adding an emulsifier into the collecting device, stirring and mixing, filtering out red phosphorus particles, and air-drying;
adding 85 parts of red phosphorus, 7.5 parts of magnesium hydroxide, 7.5 parts of aluminum hydroxide, silicone, a carrier agent, talcum powder and phenol resin into a mixer, and uniformly mixing;
adding the uniformly mixed mixture into a screw extruder, plasticizing, conveying, mixing, kneading, shearing, remixing, derotating, re-shearing, re-conveying and extruding to obtain a pasty mixture;
adding the pasty mixture into a screw extruder, conveying and extruding, connecting a hot-cutting air-cooling granulator at a discharge port of the screw extruder, hot-cutting, throwing out, air-cooling and granulating the extruded materials to prepare red phosphorus flame-retardant master batches;
and then preparing the epoxy resin flame retardant for later use:
heating epoxy resin to a molten state, adding the molten epoxy resin into a three-dimensional mixer, simultaneously adding a flame-retardant curing agent and an active flame-retardant diluent for mixing, adding the mixture into a screw extruder after fully mixing, plasticizing, conveying, mixing, kneading, shearing, re-mixing, reversely rotating, re-shearing, re-conveying and extruding to form a pasty mixture, adding the pasty mixture into the screw extruder, conveying and extruding, and connecting a hot-cutting air-cooling granulator to the extruded material at a discharge port of the screw extruder for hot-cutting, throwing out, air-cooling and granulating to prepare epoxy resin flame retardant master batches;
heating the red phosphorus flame-retardant master batch, the epoxy resin flame retardant and the polyurethane to a molten state to form a mixed material, adding the plant fiber, the adhesive fiber and the hollow polyester fiber into the mixed material, so that the mixed material can coat the surfaces of the plant fiber, the adhesive fiber and the hollow polyester fiber, and then cooling; the plant fiber, the adhesive fiber and the hollow polyester fiber which are coated with the red phosphorus flame-retardant master batch and the epoxy resin flame retardant are subjected to five processes of cotton carding, drawing, roving, spinning and twisting to prepare yarns under the conditions that the temperature is 20-26 ℃ and the humidity is 61-65%; weaving the prepared yarns, and adding three yarns at the position of 0.4cm at the interval between the warp direction and the weft direction to form a reinforcing grid shape to obtain a basic fabric; and (3) cleaning the woven base fabric in water with a cleaning agent at the temperature of 95-100 ℃ for 8-10 times, then cleaning in water at the temperature of 40-60 ℃ for 3-4 times, and finally drying, tentering and shaping to obtain the fabric.
And finally, soaking the prepared fabric in an antibacterial agent for sterilization.
Example 3:
a high-strength flame-retardant elastic fabric mainly comprises the following raw materials:
red phosphorus flame retardant masterbatch; the flame-retardant master batch mainly comprises red phosphorus, magnesium hydroxide and aluminum hydroxide, phosphoric acid can be formed by the added red phosphorus to be used as a dehydrating agent, and carbonization is promoted, and the heat conduction from flame to a condensed phase is reduced by the generation of the carbonization; and phosphoric acid can absorb heat, which prevents CO from being oxidized into CO2 and reduces the heating process; a thin liquid protective layer is formed on the condensed phase, thereby reducing oxygen diffusion, heat and mass transfer between gas phase and solid phase, inhibiting carbon oxidation process, and reducing the change of phosphorus flame retardant caused by thermal decomposition, wherein the phosphorus flame retardant, the phosphoric acid, the polymetaphosphoric acid are stable compounds which are not easy to volatilize, have strong dehydration property, and are isolated from the air on the polymer surface; the removed water vapor absorbs a large amount of heat, so that the flame retardant on the surface of the polymer is heated and decomposed to release volatile phosphide, and the flame retardant effect is achieved; the magnesium hydroxide is decomposed to absorb the heat on the surface of the combustion object when being heated to play a role in flame retardance, a large amount of moisture is released to dilute the oxygen on the surface of the combustion object, and the active magnesium oxide generated by decomposition is attached to the surface of the combustible object to further prevent the combustion from being carried out;
the epoxy group in the epoxy resin can be positioned at the tail end, in the middle or in a ring structure of a molecular chain of a high polymer, so that the epoxy resin flame retardant has good thermal stability, and when the epoxy resin flame retardant is matched with red phosphorus, a cured phosphorus-containing flame retardant epoxy resin has high glass transition temperature and good thermal stability and flame retardance;
the epoxy resin flame retardant comprises epoxy resin, a flame-retardant curing agent and an active flame-retardant diluent, wherein the flame-retardant curing agent such as 80 anhydride is added, the molecule of the cured epoxy resin contains a flame-retardant structure, and the 80 anhydride can be mixed with the epoxy resin at room temperature, so that the flame-retardant property is good;
the polyurethane has good hydrophobicity, and when the magnesium hydroxide is heated and decomposed and moisture is released, the moisture can leave the fabric, a water film is formed on the surface of the fabric, and the flame retardant effect is further improved;
plant fibers;
viscose fibers;
hollow polyester fibers;
and the antibacterial agent is used for sterilizing the fabric after the fabric is prepared.
The raw materials have the following component ratio: 15 parts of red phosphorus flame-retardant master batch; 18 parts of epoxy resin flame retardant; 10 parts of polyurethane; 25 parts of plant fiber; 25 parts of viscose fibers; 15 parts of hollow polyester fiber; 10 parts of an antibacterial agent.
The red phosphorus flame-retardant master batch comprises the following raw materials in percentage by weight: 100 parts of red phosphorus, 10 parts of magnesium hydroxide and 10 parts of aluminum hydroxide.
The red phosphorus flame-retardant master batch also comprises silicone powder, POE, EVA, a coupling agent, talcum powder and phenol resin.
The epoxy resin flame retardant comprises, by weight, 200 parts of epoxy resin, 20-25 parts of a flame-retardant curing agent and 17 parts of an active flame-retardant diluent.
The antibacterial agent comprises titanium dioxide nanoparticles, magnesium oxide nanoparticles, nano silver, zeolite and ortho-hydroxybenzoate.
A preparation method of a high-strength flame-retardant elastic fabric mainly comprises the following steps:
firstly, preparing the red phosphorus flame-retardant master batch for later use:
weighing POE, EVA and a coupling agent, adding into a mixer, and performing premixing treatment;
adding the mixture mixed by the mixer into a screw extruder, mixing, heating and extruding to prepare a carrier agent;
adding a red phosphorus raw material into a ball mill, grinding red phosphorus by rotating the ball mill, adding water to submerge the red phosphorus, wherein the grinding fineness of red phosphorus particles is 600 meshes, filtering and discharging the red phosphorus and the water by the ball mill to a collecting device, adding an emulsifier into the collecting device, stirring and mixing, filtering out red phosphorus particles, and air-drying;
adding 100 parts of red phosphorus, 10 parts of magnesium hydroxide, 10 parts of aluminum hydroxide, silicone, a carrier agent, talcum powder and phenol resin into a mixer, and uniformly mixing;
adding the uniformly mixed mixture into a screw extruder, plasticizing, conveying, mixing, kneading, shearing, remixing, derotating, re-shearing, re-conveying and extruding to obtain a pasty mixture;
adding the pasty mixture into a screw extruder, conveying and extruding, connecting a hot-cutting air-cooling granulator at a discharge port of the screw extruder, hot-cutting, throwing out, air-cooling and granulating the extruded materials to prepare red phosphorus flame-retardant master batches;
and then preparing the epoxy resin flame retardant for later use:
heating epoxy resin to a molten state, adding the molten epoxy resin into a three-dimensional mixer, simultaneously adding a flame-retardant curing agent and an active flame-retardant diluent for mixing, adding the mixture into a screw extruder after fully mixing, plasticizing, conveying, mixing, kneading, shearing, re-mixing, reversely rotating, re-shearing, re-conveying and extruding to form a pasty mixture, adding the pasty mixture into the screw extruder, conveying and extruding, and connecting a hot-cutting air-cooling granulator to the extruded material at a discharge port of the screw extruder for hot-cutting, throwing out, air-cooling and granulating to prepare epoxy resin flame retardant master batches;
heating the red phosphorus flame-retardant master batch, the epoxy resin flame retardant and the polyurethane to a molten state to form a mixed material, adding the plant fiber, the adhesive fiber and the hollow polyester fiber into the mixed material, so that the mixed material can coat the surfaces of the plant fiber, the adhesive fiber and the hollow polyester fiber, and then cooling; the plant fiber, the adhesive fiber and the hollow polyester fiber which are coated with the red phosphorus flame-retardant master batch and the epoxy resin flame retardant are subjected to five processes of cotton carding, drawing, roving, spinning and twisting to prepare yarns under the conditions that the temperature is 20-26 ℃ and the humidity is 61-65%; weaving the prepared yarns, and adding three yarns at the position of 0.4cm at the interval between the warp direction and the weft direction to form a reinforcing grid shape to obtain a basic fabric; and (3) cleaning the woven base fabric in water with a cleaning agent at the temperature of 95-100 ℃ for 8-10 times, then cleaning in water at the temperature of 40-60 ℃ for 3-4 times, and finally drying, tentering and shaping to obtain the fabric.
And finally, soaking the prepared fabric in an antibacterial agent for sterilization.
According to the invention, the red phosphorus flame-retardant master batch is added, so that the flame-retardant effect of the fabric can be improved, the epoxy resin is matched, the cured substance of the phosphorus flame-retardant epoxy resin has higher glass transition temperature and good thermal stability and flame retardance, and meanwhile, under the action of polyurethane with good hydrophobicity, water film can be formed on the surface of the fabric by the moisture generated when magnesium hydroxide is heated, so that the flame-retardant effect is further improved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The high-strength flame-retardant elastic fabric is characterized by mainly comprising the following raw materials:
red phosphorus flame retardant masterbatch;
wherein the red phosphorus flame-retardant master batch mainly comprises red phosphorus, magnesium hydroxide and aluminum hydroxide;
an epoxy resin flame retardant;
wherein the epoxy resin flame retardant comprises epoxy resin, a flame-retardant curing agent and a reactive flame-retardant diluent;
a polyurethane;
plant fibers;
viscose fibers;
hollow polyester fibers;
an antibacterial agent.
2. The high-strength flame-retardant elastic fabric according to claim 1, wherein the raw material comprises the following components in percentage by weight:
10-15 parts of red phosphorus flame-retardant master batch;
12-18 parts of an epoxy resin flame retardant;
5-10 parts of polyurethane;
15-25 parts of plant fiber;
15-25 parts of viscose fibers;
10-15 parts of hollow polyester fiber;
2-10 parts of an antibacterial agent.
3. The high-strength flame-retardant elastic fabric according to claim 1, wherein the red phosphorus flame-retardant master batch comprises the following raw materials in percentage by weight: 70-100 parts of red phosphorus, 5-10 parts of magnesium hydroxide and 5-10 parts of aluminum hydroxide.
4. The high-strength flame-retardant elastic fabric according to claim 3, wherein the red phosphorus flame-retardant master batch further comprises silicone powder, POE, EVA, a coupling agent, talcum powder and phenol resin.
5. The high-strength flame-retardant elastic fabric as claimed in claim 1, wherein the epoxy resin flame retardant comprises, by weight, 150-200 parts of epoxy resin, 20-25 parts of flame-retardant curing agent, and 10-17 parts of reactive flame-retardant diluent.
6. The high-strength flame-retardant elastic fabric according to claim 1, wherein the antibacterial agent comprises titanium dioxide nanoparticles, magnesium oxide nanoparticles, nano silver, zeolite, and o-hydroxybenzoate.
7. A preparation method of a high-strength flame-retardant elastic fabric, which comprises the high-strength flame-retardant elastic fabric of any one of claims 1 to 6, and is characterized by mainly comprising the following steps:
s1, preparing the red phosphorus flame-retardant master batch for later use;
s2, preparing the epoxy resin flame retardant for later use;
s3, heating the red phosphorus flame-retardant master batch, the epoxy resin flame retardant and the polyurethane to a molten state to form a mixed material, adding the plant fiber, the adhesive fiber and the hollow polyester fiber into the mixed material, so that the mixed material can coat the surfaces of the plant fiber, the adhesive fiber and the hollow polyester fiber, and then cooling;
the plant fiber, the adhesive fiber and the hollow polyester fiber which are coated with the red phosphorus flame-retardant master batch and the epoxy resin flame retardant are subjected to five processes of cotton carding, drawing, roving, spinning and twisting to prepare yarns under the conditions that the temperature is 20-26 ℃ and the humidity is 61-65%;
weaving the prepared yarns, and adding three yarns at the position of 0.4cm at the interval between the warp direction and the weft direction to form a reinforcing grid shape to obtain a basic fabric;
and (3) cleaning the woven base fabric in water with a cleaning agent at the temperature of 95-100 ℃ for 8-10 times, then cleaning in water at the temperature of 40-60 ℃ for 3-4 times, and finally drying, tentering and shaping to obtain the fabric.
8. The preparation method of the high-strength flame-retardant elastic fabric according to claim 7, wherein the step S1 of preparing the red phosphorus flame-retardant masterbatch mainly comprises the following steps:
A. weighing POE, EVA and a coupling agent, adding into a mixer, and performing premixing treatment;
B. adding the mixture mixed by the mixer into a screw extruder, mixing, heating and extruding to prepare a carrier agent;
C. adding a red phosphorus raw material into a ball mill, grinding red phosphorus by rotating the ball mill, adding water to submerge the red phosphorus, wherein the grinding fineness of red phosphorus particles is 200-1000 meshes, filtering and discharging the red phosphorus and water by the ball mill, collecting the red phosphorus and the water by a collecting device, adding an emulsifier into the collecting device, stirring and mixing, filtering out the red phosphorus particles, and air-drying;
D. adding 70-100 parts of red phosphorus, 5-10 parts of magnesium hydroxide, 5-10 parts of aluminum hydroxide, silicone, a carrier agent, talcum powder and phenol resin into a mixer, and uniformly mixing;
E. adding the uniformly mixed mixture into a screw extruder, plasticizing, conveying, mixing, kneading, shearing, remixing, derotating, re-shearing, re-conveying and extruding to obtain a pasty mixture;
F. and adding the pasty mixture into a screw extruder, conveying and extruding, connecting a hot-cutting air-cooling granulator at a discharge port of the screw extruder, hot-cutting, throwing out, air-cooling and granulating the extruded materials, and preparing the red phosphorus flame-retardant master batch.
9. The preparation method of the high-strength flame-retardant elastic fabric according to claim 7, wherein the preparation of the epoxy resin flame retardant mainly comprises the following steps: heating epoxy resin to a molten state, adding the molten epoxy resin into a three-dimensional mixer, simultaneously adding a flame-retardant curing agent and an active flame-retardant diluent for mixing, adding the mixture into a screw extruder after full mixing, plasticizing, conveying, mixing, kneading, shearing, re-mixing, reversely rotating, re-shearing, re-conveying and extruding to form a pasty mixture, adding the pasty mixture into the screw extruder, conveying and extruding, and connecting a hot-cutting air-cooling granulator to the extrusion material at a discharge port of the screw extruder for hot-cutting, throwing out, air-cooling and granulating to prepare the epoxy resin flame retardant master batch.
10. The method for preparing the high-strength flame-retardant elastic fabric according to claim 7, wherein after step S3, the prepared fabric is immersed in an antibacterial agent for sterilization.
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| CN202110234896.XA CN113089312A (en) | 2021-03-03 | 2021-03-03 | High-strength flame-retardant elastic fabric and preparation method thereof |
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| CN202110234896.XA CN113089312A (en) | 2021-03-03 | 2021-03-03 | High-strength flame-retardant elastic fabric and preparation method thereof |
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| CN114016282A (en) * | 2021-11-06 | 2022-02-08 | 上海欧蓓实业有限公司 | Manufacturing method of flame-retardant antibacterial polyester-cotton blended fabric |
| CN114263040A (en) * | 2022-01-04 | 2022-04-01 | 杭州琪瑶纺织有限公司 | Ultraviolet-proof high-temperature-resistant antibacterial fabric and preparation method thereof |
| CN115323578A (en) * | 2022-08-03 | 2022-11-11 | 福建信隆纺织有限公司 | Preparation process of light, thin and ultraviolet-resistant woven fabric |
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| CN115323578A (en) * | 2022-08-03 | 2022-11-11 | 福建信隆纺织有限公司 | Preparation process of light, thin and ultraviolet-resistant woven fabric |
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