CN108951127A - A kind of preparation process of felt proofing inflaming retarding fabric - Google Patents
A kind of preparation process of felt proofing inflaming retarding fabric Download PDFInfo
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- CN108951127A CN108951127A CN201811001699.8A CN201811001699A CN108951127A CN 108951127 A CN108951127 A CN 108951127A CN 201811001699 A CN201811001699 A CN 201811001699A CN 108951127 A CN108951127 A CN 108951127A
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- fabric
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- preparation process
- inflaming retarding
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- 239000004744 fabric Substances 0.000 title claims abstract description 139
- 238000002360 preparation method Methods 0.000 title claims abstract description 33
- 230000000979 retarding effect Effects 0.000 title claims abstract description 33
- 238000004546 feltproofing Methods 0.000 title claims abstract description 31
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 47
- 238000006243 chemical reaction Methods 0.000 claims abstract description 32
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229920001661 Chitosan Polymers 0.000 claims abstract description 24
- 238000005253 cladding Methods 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims abstract description 17
- HIGRAKVNKLCVCA-UHFFFAOYSA-N alumine Chemical compound C1=CC=[Al]C=C1 HIGRAKVNKLCVCA-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000000084 colloidal system Substances 0.000 claims abstract description 16
- 238000007598 dipping method Methods 0.000 claims abstract description 15
- 229920000742 Cotton Polymers 0.000 claims abstract description 13
- OMUGFZNEOIWQOD-UHFFFAOYSA-N boric acid;zinc Chemical compound [Zn].OB(O)O OMUGFZNEOIWQOD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229920005749 polyurethane resin Polymers 0.000 claims abstract description 11
- 210000002268 wool Anatomy 0.000 claims description 69
- 239000000835 fiber Substances 0.000 claims description 49
- 238000001035 drying Methods 0.000 claims description 29
- 239000012744 reinforcing agent Substances 0.000 claims description 23
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 21
- BNGXYYYYKUGPPF-UHFFFAOYSA-M (3-methylphenyl)methyl-triphenylphosphanium;chloride Chemical compound [Cl-].CC1=CC=CC(C[P+](C=2C=CC=CC=2)(C=2C=CC=CC=2)C=2C=CC=CC=2)=C1 BNGXYYYYKUGPPF-UHFFFAOYSA-M 0.000 claims description 18
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 16
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims description 15
- 238000005406 washing Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 230000003647 oxidation Effects 0.000 claims description 9
- 238000007254 oxidation reaction Methods 0.000 claims description 9
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 6
- PIICEJLVQHRZGT-UHFFFAOYSA-N Ethylenediamine Chemical compound NCCN PIICEJLVQHRZGT-UHFFFAOYSA-N 0.000 claims description 6
- LRWZZZWJMFNZIK-UHFFFAOYSA-N 2-chloro-3-methyloxirane Chemical compound CC1OC1Cl LRWZZZWJMFNZIK-UHFFFAOYSA-N 0.000 claims description 5
- 238000010792 warming Methods 0.000 claims description 5
- 238000001976 enzyme digestion Methods 0.000 claims description 4
- 229960002163 hydrogen peroxide Drugs 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000009210 therapy by ultrasound Methods 0.000 claims description 4
- 239000004593 Epoxy Substances 0.000 claims 1
- LXWSRLXEXMHXIC-UHFFFAOYSA-M aluminum sodium hydroxide nitrate Chemical compound [OH-].[Na+].[N+](=O)([O-])[O-].[Al+3] LXWSRLXEXMHXIC-UHFFFAOYSA-M 0.000 claims 1
- 230000002255 enzymatic effect Effects 0.000 claims 1
- 238000005470 impregnation Methods 0.000 claims 1
- SNMVRZFUUCLYTO-UHFFFAOYSA-N n-propyl chloride Chemical compound CCCCl SNMVRZFUUCLYTO-UHFFFAOYSA-N 0.000 claims 1
- 102000004169 proteins and genes Human genes 0.000 claims 1
- 108090000623 proteins and genes Proteins 0.000 claims 1
- 239000003063 flame retardant Substances 0.000 abstract description 29
- 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 abstract description 13
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 9
- 239000001301 oxygen Substances 0.000 abstract description 9
- 229910052760 oxygen Inorganic materials 0.000 abstract description 9
- 230000002265 prevention Effects 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 35
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 19
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 13
- 229910021502 aluminium hydroxide Inorganic materials 0.000 description 13
- 238000000034 method Methods 0.000 description 12
- 150000001413 amino acids Chemical class 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 10
- 230000006378 damage Effects 0.000 description 10
- 239000011248 coating agent Substances 0.000 description 8
- 238000000576 coating method Methods 0.000 description 8
- 238000004132 cross linking Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 7
- 229920002635 polyurethane Polymers 0.000 description 7
- 239000004814 polyurethane Substances 0.000 description 7
- 238000004140 cleaning Methods 0.000 description 5
- 230000007071 enzymatic hydrolysis Effects 0.000 description 5
- 238000006047 enzymatic hydrolysis reaction Methods 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000007605 air drying Methods 0.000 description 4
- 230000009514 concussion Effects 0.000 description 4
- 238000009950 felting Methods 0.000 description 4
- 108090000765 processed proteins & peptides Proteins 0.000 description 4
- 238000002604 ultrasonography Methods 0.000 description 4
- 102000011782 Keratins Human genes 0.000 description 3
- 108010076876 Keratins Proteins 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 2
- LEVWYRKDKASIDU-QWWZWVQMSA-N D-cystine Chemical compound OC(=O)[C@H](N)CSSC[C@@H](N)C(O)=O LEVWYRKDKASIDU-QWWZWVQMSA-N 0.000 description 2
- 241001494479 Pecora Species 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 239000000460 chlorine Substances 0.000 description 2
- 229910052801 chlorine Inorganic materials 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 229960003067 cystine Drugs 0.000 description 2
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 description 2
- 238000004079 fireproofing Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000446313 Lamella Species 0.000 description 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910006069 SO3H Inorganic materials 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000010006 anti-felting Methods 0.000 description 1
- 229920006231 aramid fiber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- DOTMOQHOJINYBL-UHFFFAOYSA-N molecular nitrogen;molecular oxygen Chemical compound N#N.O=O DOTMOQHOJINYBL-UHFFFAOYSA-N 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000007142 ring opening reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000002525 ultrasonication Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 239000011701 zinc Substances 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
- D06M11/80—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 boron or compounds thereof, e.g. borides
- D06M11/82—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 boron or compounds thereof, e.g. borides with boron oxides; with boric, meta- or perboric acids or their salts, e.g. with borax
-
- 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 Table; 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
- D06M13/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment
- D06M13/10—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds; Such treatment combined with mechanical treatment with compounds containing oxygen
- D06M13/12—Aldehydes; Ketones
- D06M13/127—Mono-aldehydes, e.g. formaldehyde; Monoketones
-
- 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
- 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
- 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
- D06M2101/02—Natural fibres, other than mineral fibres
- D06M2101/10—Animal fibres
- D06M2101/12—Keratin fibres or silk
-
- 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
- D06M2200/45—Shrinking resistance, anti-felting properties
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (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 processes of felt proofing inflaming retarding fabric, including following preparation process: the first step, and pretreatment Woolen yarn and cotton thread are compiled into primary fabric;Second step configures boric acid zinc solution, primary fabric is impregnated 5-10min in boric acid zinc solution;Third step prepares alumine hydroxide colloid, while primary fabric being immersed in alumine hydroxide colloid;4th step, a certain amount of chitosan is weighed to be added in acetic acid solution, waterborne polyurethane resin is added thereto simultaneously, it is uniformly mixed to obtain intermixture, intermixture is added in ultrasonic reaction container, the primary fabric in third step is then added into intermixture, after primary fabric dipping, formalin is added thereto dropwise, obtains cladding fabric.The present invention passes through pretreatment Woolen yarn first and cotton thread is compiled into fabric, then by fabric by primary fire prevention dipping, then carries out secondary fire-retardant cladding, finally by the fixed cladding in outside, flame retardant property is improved, so that the limit oxygen index of fabric reaches 39.26.
Description
Technical field
The invention belongs to fabric fields, are related to a kind of preparation process of felt proofing inflaming retarding fabric.
Background technique
In the past few years fire frequently occurs, inevasible while fire extinguishing for fire fighter to contact with fire,
And the clothing of body-worn threatens to the life of fire fighter due to combustibility with higher, existing fire-entry suit is equal
It is supported by inflaming retarding fabric, but one layer of fire-retardant fire-entry suit simple for fire fighter cannot not only ensure safety, simultaneously
It since fire-entry suit is prepared by aramid fiber material, cannot achieve in cold winter warming, therefore for the guarantor of fire fighter's design
It is most important to warm up fire-retardant liner clothes.
Existing insulation garment mostly uses greatly Woolen yarn and the blended preparation of cotton thread, although can achieve the effect that it is warming,
Be particularly easy to burn, while Woolen yarn is easy felting after excessive washing so that clothes becomes smaller, can not normal wear, it is existing
The shrinkproof of Woolen yarn is realized in technology by oxidation and enzymolysis, but aoxidizes the mechanical strength of Woolen yarn after enzymatic hydrolysis
It reduces, so that fabric does not wear well, biggish pulling force cannot be born, be unfavorable for the aggravating activities of fire fighter, simultaneously for fire-retardant
Performance directly adds fire retardant and be easy to cause fabric stiffening, and wearing is uncomfortable, while by repeatedly washing the anti-flammability expected below
It can reduce.
Summary of the invention
The purpose of the present invention is to provide a kind of preparation process of felt proofing inflaming retarding fabric, which passes through pretreatment first
Woolen yarn and cotton thread are compiled into fabric, then by fabric by primary fire prevention dipping, then carry out secondary fire-retardant cladding, finally by
The fixed cladding in outside, not only improves flame retardant property, so that the limit oxygen index of fabric reaches 39.26, while may be implemented internally
The fixation of two layers of portion fire proofing, and then realize that fabric flame retardant property after being cleaned multiple times remains unchanged, and pass through outer layer
Fabric hand feel after cladding is soft, and mechanical strength is higher, can bear biggish disruptive force, while pre-processing Woolen yarn in cutting squama
While piece, fixation is crosslinked by reinforcing agent, not only realizes felt proofing, and the disruptive force of fabric is further improved,
Disruptive force reaches 435.4N, and mechanical strength reduces after solving existing fabric oxidation enzymatic hydrolysis, so that fabric does not wear well, cannot bear
Biggish pulling force is unfavorable for the aggravating activities of fire fighter, simultaneously for flame retardant property, directly adds fire retardant and be easy to cause face
Material is stiffening, and wearing is uncomfortable, while by repeatedly washing the problem of flame retardant property expected below reduces.
Pretreatment Woolen yarn of the invention is to aoxidize enzymatic hydrolysis first by wool fiber, so that the scale of wool surface
Layer becomes single-stranded structure from cross-linked structure, so that scale damage layer, so that the rubbing power of scale layer surface disappears
It loses, and then realizes shrinkproof, simultaneously because containing a large amount of ammonia in the amino acid single-stranded structure formed after scale fault rupture
Amino is contained at base, reinforcing agent both ends, by the crosslinked action of formaldehyde make amino acid it is single-stranded in amino and reinforcing agent in
Amino crosslinking, so that passing through the single-stranded connection of length of reinforcing agent, the webbed knot of shape between the amino acid of wool surface is single-stranded
Structure can not only improve the toughness of wool fiber, simultaneously because reinforcing agent is long single-stranded structure, so that wool surface
Molecular mass increase, and then improve wool surface ignition point, further realize the fire-retardant performance of wool surface,
Solving existing inflaming retarding fabric cannot repeatedly wash, and the problem that flame-retardant modified rear mechanical strength is low.
By formaldehyde crosslinking between the amino in amino and waterborne polyurethane resin in chitosan of the present invention, formed netted
Structure is coated on outside primary fabric, and aluminium hydroxide clad is fixed, simultaneously because containing a large amount of hydroxyl, energy in chitosan
It is enough to occur complex reaction with aluminium hydroxide, so can the aluminium hydroxide coating film to internal layer firmly combine and fix, prevent face
The destruction of aluminium hydroxide clad is caused in material cleaning process, and since chitosan and aqueous polyurethane are to pass through condensation cross-linking
Reaction forming, intermolecular force is stronger, in the long-term destruction cleaned and not will cause clad in use process, while by
It can not only realize in two layers of coating function to the scale layer covering of wool surface in fabric, realize shrinkproof, together
When can be improved the toughness of fabric.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of preparation process of felt proofing inflaming retarding fabric, including following preparation process:
Pretreatment Woolen yarn and cotton thread are compiled into primary fabric by the first step;
Second step weighs a certain amount of zinc borate and is dissolved in the hydrochloric acid solution that concentration is 0.1%, it is molten to be configured to zinc borate
Then primary fabric is impregnated 5-10min by liquid in boric acid zinc solution, zinc borate is immersed in the fiber of primary fabric at this time;
Wherein every gram of zinc borate is dissolved in 5-7mL hydrochloric acid solution;
Primary fabric after dipping is dried in 50-60 DEG C of drying room, while weighing a certain amount of nitric acid by third step
Aluminium is soluble in water, is configured to aluminum nitrate solution, and sodium hydroxide is then added into aluminum nitrate solution, is stirred to react 30- under room temperature
40min obtains alumine hydroxide colloid, while the primary fabric after drying being immersed in alumine hydroxide colloid, after impregnating 3-5min
It takes out and air-dries;Sodium hydroxide 0.23-0.27g is wherein added in every gram of aluminum nitrate;Alumine hydroxide colloid is coated on primary fabric
Surface, while the zinc borate in primary face liber is sealed up for safekeeping, and then improve the washability of fabric, after being cleaned multiple times
Boric acid Zn content in primary fabric will not reduce, and release the crystallization water after the zinc borate in face liber is heated, absorb a large amount of
Thermal energy, reduces combustion front temperature, while the moisture released, the oxygen in diluent air, inhibits calcination reaction, and zinc borate by
The diboron trioxide film that reaction generates is covered on face liber surface, plays heat-insulated resistance oxygen, and then realize face liber
Internal layer is fire-retardant;Alumine hydroxide colloid is covered on the surface of primary fabric simultaneously, and aluminium hydroxide pyrolytic generates water, can be realized
The purpose of fire-retardant cooling, and then realize two layers of flame retardant effect of primary fabric;
4th step weighs a certain amount of chitosan and is added in acetic acid solution, while waterborne polyurethane resin being added thereto,
It is uniformly mixed to obtain intermixture, intermixture is added in ultrasonic reaction container, be then added in third step into intermixture
Formalin is added after primary fabric dipping in primary fabric after air-drying thereto dropwise, and the ultrasonic vibration when being added dropwise adds
Ultrasonic reaction 2-3h after entering completely obtains cladding fabric;Every gram of chitosan is dissolved in 7-8mL acetic acid solution, in every gram of chitosan
Waterborne polyurethane resin 0.8-0.9g is added, formalin 3.3-3.7g is added;Amino in chitosan and aqueous poly- ammonia at this time
By formaldehyde crosslinking between amino in ester resin, forms reticular structure and be coated on outside primary fabric, aluminium hydroxide is coated
Layer is fixed, simultaneously because containing a large amount of hydroxyl in chitosan, complex reaction can occur with aluminium hydroxide, and then can be internal
The aluminium hydroxide coating film of layer is firmly combined and is fixed, and prevents the destruction that aluminium hydroxide clad is caused in fabric cleaning process,
And since chitosan and aqueous polyurethane are by condensation cross-linking reaction forming, intermolecular force is stronger, long-term clear
The destruction washed and not will cause clad in use process, simultaneously because two layers of coating function can not only be realized to sheep in fabric
The scale layer on wool fibre surface covers, and realizes shrinkproof, while can be improved the toughness of fabric;
Cladding fabric is carried out in 50-60 DEG C of drying room drying and processing, obtains felt proofing inflaming retarding fabric by the 5th step;
Pre-process Woolen yarn the preparation method is as follows:
1. wool fiber is immersed in clear water and is cleaned by ultrasonic 10-15min, then carried out in 40-50 DEG C of drying room
Drying;The agglomeration dispersion of wool fiber itself, is conducive to the modification of later period wool fiber after ultrasonication;
2. configuration concentration is the hydrogenperoxide steam generator of 2.3%-2.5%, the wool that ultrasonic treatment is then added thereto is fine
Dimension, be heated to 40 DEG C and be stirred to react 50-70min, since wool surface contains the scale layer covered layer by layer, when wool because by
When mobile to external force, since the friction between scale layer layer by layer forms rubbing power, due to the effect of rubbing power
So that wool fiber felting, the cystine linkage after oxidation processes in the scale of wool surface between peptide chain is made by oxidation
With fracture, post-rift cystine linkage is oxidized to-SO3H improves wool fiber scale so that the peptide chain in wool scale layer leaks outside
The action site of peptide chain in layer;
3. the wool fiber after step 2. middle oxidation is rinsed 3-5 times in clear water, it is 21-25mg/L that concentration, which is then added,
Keratin enzymolysis liquid in, then enzyme digestion reaction 2-3h under room temperature is filtered washing, by after washing wool fiber dry,
Obtain no squama wool fiber;The peptide chain between the amino acid chain on wool surface scale digests fracture at this time, so that wool
Fiber surface scale becomes single-stranded structure from cross-linked structure, so that scale damage layer, so that scale layer surface is determined
It disappears to frictional force, since the destruction of scale layer causes the toughness of wool fiber to reduce, so that wool fiber is easily broken off;
4. a certain amount of epoxychloropropane is taken to be added in ethanol solution, ethylenediamine is added after being uniformly mixed thereto,
In 50-60 DEG C of back flow reaction 2-3h, 80 DEG C of reaction 3h are then heated to, reinforcing agent is made;Wherein epoxychloropropane and ethylenediamine
The ratio between the amount of substance be 1:1.2;Since under the action of ethylenediamine ring-opening reaction occurs for epoxychloropropane, at this point, formed
Substance one end contains amino one end and contains chlorine element, and reaction condition is reached after heating, substance one end after chlorine element and open loop
Substitution reaction occurs for amino, so that reinforcing agent is in long chain structure;
5. being added into reinforcing agent under room temperature without squama wool fiber, it is warming up to 60-65 DEG C after reacting 10-15min under room temperature,
Formalin is added dropwise while stirring, is stirred to react 5-7h, obtains pretreatment wool fiber;Formaldehyde is added in every gram of reinforcing agent
Solution 12-14g;Since amino is contained at reinforcing agent both ends, and the single-stranded knot of amino acid formed after the fracture of wool surface scale
On structure contain a large amount of amino, by the crosslinked action of formaldehyde make amino acid it is single-stranded in amino and reinforcing agent in amino hand over
Connection, so that pass through the single-stranded connection of length of reinforcing agent between the amino acid of wool surface is single-stranded, the webbed structure of shape, not only
It can be improved the toughness of wool fiber, simultaneously because reinforcing agent is long single-stranded structure, so that the molecule of wool surface
Quality increases, and then improves the ignition point of wool surface, realizes the fire-retardant performance of wool surface;
6. pretreatment wool fiber is spinned to obtain pretreatment Woolen yarn.
Beneficial effects of the present invention:
1, fabric of the invention passes through pretreatment Woolen yarn first and cotton thread is compiled into fabric, then by fabric by primary
Fire prevention dipping, then secondary fire-retardant cladding is carried out, finally by the fixed cladding in outside, flame retardant property is not only improved, so that fabric
Limit oxygen index reaches 39.26, while the fixation to internal two layers of fire proofing may be implemented, and then realizes fabric by multiple
Flame retardant property remains unchanged after cleaning, and fabric hand feel after external sheath is soft, and mechanical strength is higher, can bear compared with
Big disruptive force, while Woolen yarn is pre-processed while cutting off scale, fixation is crosslinked by reinforcing agent, not only realizes anti-felt
Contracting, and the disruptive force of fabric is further improved, disruptive force reaches 435.4N, after solving existing fabric oxidation enzymatic hydrolysis
Mechanical strength reduces, so that fabric does not wear well, cannot bear biggish pulling force, be unfavorable for the aggravating activities of fire fighter, simultaneously
It for flame retardant property, directly adds fire retardant and be easy to cause fabric stiffening, wearing is uncomfortable, while passing through repeatedly washing material below
Flame retardant property reduce the problem of.
2, pretreatment Woolen yarn of the invention is to aoxidize enzymatic hydrolysis first by wool fiber, so that the squama of wool surface
Lamella becomes single-stranded structure from cross-linked structure, so that scale damage layer, so that the rubbing power of scale layer surface
It disappears, and then realizes shrinkproof, simultaneously because containing a large amount of in the amino acid single-stranded structure formed after scale fault rupture
Amino is contained at amino, reinforcing agent both ends, by the crosslinked action of formaldehyde make amino acid it is single-stranded in amino and reinforcing agent in
Amino crosslinking so that by the single-stranded connection of length of reinforcing agent between the amino acid of wool surface is single-stranded, shape is webbed
Structure can not only improve the toughness of wool fiber, simultaneously because reinforcing agent is long single-stranded structure, so that wool fiber table
The molecular mass in face increases, and then improves the ignition point of wool surface, further realizes the fire-retardant property of wool surface
Can, solving existing inflaming retarding fabric cannot repeatedly wash, and the problem that flame-retardant modified rear mechanical strength is low.
3, net is formed by formaldehyde crosslinking between the amino in the amino and waterborne polyurethane resin in chitosan of the present invention
Shape structure is coated on outside primary fabric, and aluminium hydroxide clad is fixed, simultaneously because contain a large amount of hydroxyl in chitosan,
Can occur complex reaction with aluminium hydroxide, so can aluminium hydroxide coating film to internal layer firmly combine and fix, prevent
The destruction of aluminium hydroxide clad is caused in fabric cleaning process, and since chitosan and aqueous polyurethane are handed over by condensation
Join reaction forming, intermolecular force is stronger, not will cause the destruction of clad in long-term cleaning and use process, simultaneously
Since two layers of coating function can not only be realized to the scale layer covering of wool surface in fabric, shrinkproof is realized,
It can be improved the toughness of fabric simultaneously.
Specific embodiment
Embodiment 1:
Pre-process Woolen yarn the preparation method is as follows:
1. wool fiber is immersed in clear water and is cleaned by ultrasonic 10-15min, then carried out in 40-50 DEG C of drying room
Drying;
2. the hydrogenperoxide steam generator that configuration concentration is 2.3%, is then added the wool fiber of ultrasonic treatment thereto, heat
50-70min is stirred to react to 40 DEG C;
3. the wool fiber after step 2. middle oxidation is rinsed 3-5 times in clear water, it is 21mg/L's that concentration, which is then added,
In keratin enzymolysis liquid, then enzyme digestion reaction 2-3h under room temperature is filtered washing, and the wool fiber after washing is dried, is obtained
To no squama wool fiber;
4. 92.5g epoxychloropropane is taken to be added in ethanol solution, 72g ethylenediamine is added after being uniformly mixed thereto,
In 50-60 DEG C of back flow reaction 2-3h, 80 DEG C of reaction 3h are then heated to, reinforcing agent is made;
5. being added into 100g reinforcing agent under room temperature without squama wool fiber, 60- is warming up to after reacting 10-15min under room temperature
65 DEG C, 1.2kg formalin is added dropwise while stirring, is stirred to react 5-7h, obtains pretreatment wool fiber;
6. pretreatment wool fiber is spinned to obtain pretreatment Woolen yarn.
Comparative example 1:
Pre-process Woolen yarn the preparation method is as follows:
1. wool fiber is immersed in clear water and is cleaned by ultrasonic 10-15min, then carried out in 40-50 DEG C of drying room
Drying;
2. the hydrogenperoxide steam generator that configuration concentration is 2.3%, is then added the wool fiber of ultrasonic treatment thereto, heat
50-70min is stirred to react to 40 DEG C;
3. the wool fiber after step 2. middle oxidation is rinsed 3-5 times in clear water, it is 21mg/L's that concentration, which is then added,
In keratin enzymolysis liquid, then enzyme digestion reaction 2-3h under room temperature is filtered washing, and the wool fiber after washing is dried, is obtained
To no squama wool fiber;
4. will be spinned to obtain no squama Woolen yarn without squama wool fiber.
Embodiment 3:
A kind of preparation process of felt proofing inflaming retarding fabric, including following preparation process:
The pretreatment Woolen yarn and cotton thread that prepare in embodiment 1 are compiled into primary fabric by the first step;
Second step, 100g zinc borate be dissolved in 500mL concentration be referred to as 0.1% hydrochloric acid solution in, be configured to boric acid zinc solution,
Then primary fabric is impregnated into 5-10min in boric acid zinc solution;
Third step dries the primary fabric after dipping in 50-60 DEG C of drying room, while it is molten to weigh 100g aluminum nitrate
Yu Shuizhong is configured to aluminum nitrate solution, and 23g sodium hydroxide is then added into aluminum nitrate solution, is stirred to react 30- under room temperature
40min obtains alumine hydroxide colloid, while the primary fabric after drying being immersed in alumine hydroxide colloid, after impregnating 3-5min
It takes out and air-dries;
4th step weighs 100g chitosan and is added in 700mL acetic acid solution, while 80g aqueous polyurethane being added thereto
Resin is uniformly mixed to obtain intermixture, and intermixture is added in ultrasonic reaction container, third is then added into intermixture
330g formalin is added after primary fabric dipping in primary fabric after air-drying in step thereto dropwise, the ultrasound when being added dropwise
Concussion, ultrasonic reaction 2-3h after being added completely obtain cladding fabric;
Cladding fabric is carried out in 50-60 DEG C of drying room drying and processing, obtains felt proofing inflaming retarding fabric by the 5th step.
Embodiment 4:
A kind of preparation process of felt proofing inflaming retarding fabric, including following preparation process:
The pretreatment Woolen yarn and cotton thread that prepare in embodiment 2 are compiled into primary fabric by the first step;
Second step weighs 100g zinc borate and is dissolved in the hydrochloric acid solution that 700mL concentration is 0.1%, it is molten to be configured to zinc borate
Then primary fabric is impregnated 5-10min in boric acid zinc solution by liquid;
Third step dries the primary fabric after dipping in 50-60 DEG C of drying room, while it is molten to weigh 100g aluminum nitrate
Yu Shuizhong is configured to aluminum nitrate solution, and 27g sodium hydroxide is then added into aluminum nitrate solution, is stirred to react 30- under room temperature
40min obtains alumine hydroxide colloid, while the primary fabric after drying being immersed in alumine hydroxide colloid, after impregnating 3-5min
It takes out and air-dries;
4th step weighs 100g chitosan and is added in 800mL acetic acid solution, while 90g aqueous polyurethane being added thereto
Resin is uniformly mixed to obtain intermixture, and intermixture is added in ultrasonic reaction container, third is then added into intermixture
370g formalin is added after primary fabric dipping in primary fabric after air-drying in step thereto dropwise, the ultrasound when being added dropwise
Concussion, ultrasonic reaction 2-3h after being added completely obtain cladding fabric;
Cladding fabric is carried out in 50-60 DEG C of drying room drying and processing, obtains felt proofing inflaming retarding fabric by the 5th step.
Comparative example 2:
Pretreatment Woolen yarn in embodiment 3 is substituted for prepared in comparative example without squama Woolen yarn.
Comparative example 3:
A kind of preparation process of felt proofing inflaming retarding fabric, including following preparation process:
The pretreatment Woolen yarn and cotton thread that prepare in embodiment 1 are compiled into primary fabric by the first step;
Second step, 100g zinc borate be dissolved in 500mL concentration be referred to as 0.1% hydrochloric acid solution in, be configured to boric acid zinc solution,
Then primary fabric is impregnated into 5-10min in boric acid zinc solution;
Third step weighs 100g chitosan and is added in 700mL acetic acid solution, while 80g aqueous polyurethane being added thereto
Resin is uniformly mixed to obtain intermixture, and intermixture is added in ultrasonic reaction container, second is then added into intermixture
330g formalin is added after primary fabric dipping in primary fabric after impregnating in step thereto dropwise, the ultrasound when being added dropwise
Concussion, ultrasonic reaction 2-3h after being added completely obtain cladding fabric;
Cladding fabric is carried out in 50-60 DEG C of drying room drying and processing, obtains felt proofing inflaming retarding fabric by the 4th step.
Comparative example 4:
A kind of preparation process of felt proofing inflaming retarding fabric, including following preparation process:
The pretreatment Woolen yarn and cotton thread that prepare in embodiment 1 are compiled into primary fabric by the first step;
Second step, 100g zinc borate be dissolved in 500mL concentration be referred to as 0.1% hydrochloric acid solution in, be configured to boric acid zinc solution,
Then primary fabric is impregnated into 5-10min in boric acid zinc solution;
Third step dries the primary fabric after dipping in 50-60 DEG C of drying room, while it is molten to weigh 100g aluminum nitrate
Yu Shuizhong is configured to aluminum nitrate solution, and 23g sodium hydroxide is then added into aluminum nitrate solution, is stirred to react 30- under room temperature
40min obtains alumine hydroxide colloid, while the primary fabric after drying being immersed in alumine hydroxide colloid, after impregnating 3-5min
It takes out and air-dries, obtain felt proofing inflaming retarding fabric.
Comparative example 5:
A kind of preparation process of felt proofing inflaming retarding fabric, including following preparation process:
The pretreatment Woolen yarn and cotton thread that prepare in embodiment 1 are compiled into primary fabric by the first step;
Second step, it is soluble in water to weigh 100g aluminum nitrate, is configured to aluminum nitrate solution, is then added into aluminum nitrate solution
23g sodium hydroxide is stirred to react 30-40min under room temperature and obtains alumine hydroxide colloid, while primary fabric is immersed in hydroxide
In aluminium glue body, taking-up is air-dried after impregnating 3-5min;
Third step weighs 100g chitosan and is added in 700mL acetic acid solution, while 80g aqueous polyurethane being added thereto
Resin is uniformly mixed to obtain intermixture, and intermixture is added in ultrasonic reaction container, third is then added into intermixture
330g formalin is added after primary fabric dipping in primary fabric after air-drying in step thereto dropwise, the ultrasound when being added dropwise
Concussion, ultrasonic reaction 2-3h after being added completely obtain cladding fabric;
Cladding fabric is carried out in 50-60 DEG C of drying room drying and processing, obtains felt proofing inflaming retarding fabric by the 4th step.
Comparative example 6:
The primary fabric being directly compiled into Woolen yarn and cotton thread.
Embodiment 5:
(1) the felt proofing inflaming retarding fabric prepared in embodiment 3-4 and comparative example 2-6 is subjected to measuring mechanical property, specifically
Test result is as shown in table 1:
Table 1: sample measuring mechanical property result
As shown in Table 1, by the modified wool fiber of felt proofing, pass through three layers of fire-retardant coating function, the fabric of preparation
Disruptive force reaches 435.4N, is not much different with untreated primary fabric disruptive force, at the same directly efoliolate Woolen yarn with
Woolen yarn after later period crosslinking is smaller compared to disruptive force, after handling due to wool fiber without scale, makes sheep by crosslinked action
The surface of wool fibre forms cross-linked network, and then can be improved the disruptive force of wool fiber after no scale processing;It makes simultaneously
Standby fabric is after the film that surface coats that one layer of chitosan and polyurethane resin are cross-linked to form, so that web surface coats one layer of net
The disruptive force of shape film, entire fabric improves;
(2) the felt proofing inflaming retarding fabric prepared in embodiment 3-4 and comparative example 2-6 is carried out to the test of anti-felting effect,
Concrete outcome is as shown in table 2:
Table 2: sample felting the performance test results
As shown in Table 2, the area felting of the felt proofing inflaming retarding fabric of preparation reaches 0.96%, realizes preferable anti-felt
Contracting performance, the fabric hand feel that surface coats chitosan and waterborne polyurethane resin is soft, and feel is than the feel that does not coat
Softness, while the shrinkproof that the shrinkproof pen for coating the fabric of chitosan and waterborne polyurethane resin does not coat
It is high.
(3) the felt proofing inflaming retarding fabric prepared in embodiment 3-4 and comparative example 2-6 is subjected to limit oxygen index test, tool
Body test process is as follows: after different fabrics is respectively washed 5 times, 15 times, 30 times, being separately fixed on bracket, adjusts nitrogen oxygen
Mixed airflow lights sample, measures oxygen index (OI), the results are shown in Table 3:
Table 3: sample limit oxygen index test result
As shown in Table 3, the inflaming retarding fabric limit oxygen index coated by three layers reaches 39.26, has very high anti-flammability
Can, while the fabric wrapped up is crosslinked after repeatedly washing still with very high fire-retardant by chitosan and waterborne polyurethane resin
Performance, the fabric directly wrapped up by alumine hydroxide colloid flame retardant property after long-time is cleaned reduce.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (7)
1. a kind of preparation process of felt proofing inflaming retarding fabric, which is characterized in that including following preparation process:
Pretreatment Woolen yarn and cotton thread are compiled into primary fabric by the first step;
Second step weighs a certain amount of zinc borate and is dissolved in the hydrochloric acid solution that concentration is 0.1%, is configured to boric acid zinc solution, so
Primary fabric is impregnated into 5-10min in boric acid zinc solution afterwards, the fiber impregnation of primary fabric is in zinc borate at this time;
Third step dries the primary fabric after dipping in 50-60 DEG C of drying room, while it is molten to weigh a certain amount of aluminum nitrate
Yu Shuizhong is configured to aluminum nitrate solution, and sodium hydroxide is then added into aluminum nitrate solution, is stirred to react 30-40min under room temperature
Alumine hydroxide colloid is obtained, while the primary fabric after drying being immersed in alumine hydroxide colloid, is taken out after impregnating 3-5min
It air-dries;
4th step weighs a certain amount of chitosan and is added in acetic acid solution, while waterborne polyurethane resin being added thereto, stirs
It is uniformly mixed and obtains intermixture, intermixture is added in ultrasonic reaction container, be then added in third step and air-dry into intermixture
Formalin is added after primary fabric dipping in primary fabric afterwards thereto dropwise, and the ultrasonic vibration when being added dropwise has been added
Ultrasonic reaction 2-3h after complete obtains cladding fabric;
Cladding fabric is carried out in 50-60 DEG C of drying room drying and processing, obtains felt proofing inflaming retarding fabric by the 5th step.
2. a kind of preparation process of felt proofing inflaming retarding fabric according to claim 1, which is characterized in that every gram of zinc borate is molten
In 5-7mL hydrochloric acid solution.
3. a kind of preparation process of felt proofing inflaming retarding fabric according to claim 1, which is characterized in that in every gram of aluminum nitrate
Sodium hydroxide 0.23-0.27g is added.
4. a kind of preparation process of felt proofing inflaming retarding fabric according to claim 1, which is characterized in that every gram of chitosan is molten
In 7-8mL acetic acid solution, waterborne polyurethane resin 0.8-0.9g is added in every gram of chitosan, formalin 3.3- is added
3.7g。
5. a kind of preparation process of felt proofing inflaming retarding fabric according to claim 1, which is characterized in that pretreatment Woolen yarn
The preparation method is as follows:
1. wool fiber is immersed in clear water and is cleaned by ultrasonic 10-15min, then dried in 40-50 DEG C of drying room;
2. configuration concentration is the hydrogenperoxide steam generator of 2.3%-2.5%, the wool fiber of ultrasonic treatment is then added thereto, adds
Heat is stirred to react 50-70min to 40 DEG C;
3. the wool fiber after step 2. middle oxidation is rinsed 3-5 times in clear water, the angle that concentration is 21-25mg/L is then added
In protein enzymatic hydrolyzate, then enzyme digestion reaction 2-3h under room temperature is filtered washing, and the wool fiber after washing is dried, is obtained
Without squama wool fiber;
4. a certain amount of epoxychloropropane is taken to be added in ethanol solution, ethylenediamine is added after being uniformly mixed thereto, in 50-
60 DEG C of back flow reaction 2-3h then heat to 80 DEG C of reaction 3h, and reinforcing agent is made;
5. being added into reinforcing agent under room temperature without squama wool fiber, it is warming up to 60-65 DEG C after reacting 10-15min under room temperature, while stirring
It mixes side and formalin is added dropwise, be stirred to react 5-7h, obtain pretreatment wool fiber;
6. pretreatment wool fiber is spinned to obtain pretreatment Woolen yarn.
6. a kind of preparation process of felt proofing inflaming retarding fabric according to claim 5, which is characterized in that step 4. in epoxy
The ratio between amount of substance of chloropropane and ethylenediamine is 1:1.2.
7. a kind of preparation process of felt proofing inflaming retarding fabric according to claim 5, which is characterized in that step 5. in every gram
Formalin 12-14g is added in reinforcing agent.
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CN108755142A (en) * | 2018-05-28 | 2018-11-06 | 江苏阳光股份有限公司 | A kind of preparation method of preventing felting and shrinking of wood fabric modified polyurethane treatment fluid |
CN111005219A (en) * | 2019-12-10 | 2020-04-14 | 山东芦氏特种面料科技有限公司 | Processing method of cellulose fiber and protein fiber blended molten metal splash protection flame-retardant fabric and flame-retardant fabric prepared by same |
CN111607864A (en) * | 2020-06-09 | 2020-09-01 | 湖州市练市新民纺织有限公司 | Yarn spinning process for breakage-proof superfine wool yarns |
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CN111607864A (en) * | 2020-06-09 | 2020-09-01 | 湖州市练市新民纺织有限公司 | Yarn spinning process for breakage-proof superfine wool yarns |
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