CN106087389A - 一种阻燃性聚氨酯合成革的制备方法 - Google Patents
一种阻燃性聚氨酯合成革的制备方法 Download PDFInfo
- Publication number
- CN106087389A CN106087389A CN201610611485.7A CN201610611485A CN106087389A CN 106087389 A CN106087389 A CN 106087389A CN 201610611485 A CN201610611485 A CN 201610611485A CN 106087389 A CN106087389 A CN 106087389A
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- China
- Prior art keywords
- synthetic leather
- polyurethane
- acid
- fire
- fire retarding
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000002649 leather substitute Substances 0.000 title claims abstract description 53
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 26
- 239000004814 polyurethane Substances 0.000 title claims abstract description 26
- 230000000979 retarding effect Effects 0.000 title claims abstract description 22
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 239000003063 flame retardant Substances 0.000 claims abstract description 62
- 239000004744 fabric Substances 0.000 claims abstract description 34
- 238000000034 method Methods 0.000 claims abstract description 31
- 230000008569 process Effects 0.000 claims abstract description 29
- 229920006264 polyurethane film Polymers 0.000 claims abstract description 23
- 239000003921 oil Substances 0.000 claims abstract description 17
- 229920000468 styrene butadiene styrene block copolymer Polymers 0.000 claims abstract description 15
- 239000004952 Polyamide Substances 0.000 claims abstract description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 150000001875 compounds Chemical class 0.000 claims abstract description 10
- 229920002647 polyamide Polymers 0.000 claims abstract description 10
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 10
- 239000010703 silicon Substances 0.000 claims abstract description 10
- 229920002725 thermoplastic elastomer Polymers 0.000 claims abstract description 10
- 239000004433 Thermoplastic polyurethane Substances 0.000 claims abstract description 9
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims abstract description 8
- 238000007906 compression Methods 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 238000001125 extrusion Methods 0.000 claims abstract description 8
- 239000000126 substance Substances 0.000 claims abstract description 7
- 239000003086 colorant Substances 0.000 claims abstract description 5
- -1 styrene ethylene butylene styrene Chemical class 0.000 claims abstract description 4
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 39
- 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 claims description 37
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 32
- 239000000347 magnesium hydroxide Substances 0.000 claims description 32
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 claims description 21
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 15
- 239000002904 solvent Substances 0.000 claims description 15
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims description 14
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 14
- YUWBVKYVJWNVLE-UHFFFAOYSA-N [N].[P] Chemical compound [N].[P] YUWBVKYVJWNVLE-UHFFFAOYSA-N 0.000 claims description 14
- 238000006243 chemical reaction Methods 0.000 claims description 14
- NQGIJDNPUZEBRU-UHFFFAOYSA-N dodecanoyl chloride Chemical compound CCCCCCCCCCCC(Cl)=O NQGIJDNPUZEBRU-UHFFFAOYSA-N 0.000 claims description 14
- 238000001035 drying Methods 0.000 claims description 14
- 239000005457 ice water Substances 0.000 claims description 14
- 230000004044 response Effects 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 13
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052698 phosphorus Inorganic materials 0.000 claims description 12
- 239000011574 phosphorus Substances 0.000 claims description 12
- YBTVSGCNBZPRBD-UHFFFAOYSA-N 4-acetamidosalicylic acid Chemical compound CC(=O)NC1=CC=C(C(O)=O)C(O)=C1 YBTVSGCNBZPRBD-UHFFFAOYSA-N 0.000 claims description 9
- ZHQLTKAVLJKSKR-UHFFFAOYSA-N homophthalic acid Chemical compound OC(=O)CC1=CC=CC=C1C(O)=O ZHQLTKAVLJKSKR-UHFFFAOYSA-N 0.000 claims description 9
- OLSDAJRAVOVKLG-UHFFFAOYSA-N 3-hydroxymandelic acid Chemical compound OC(=O)C(O)C1=CC=CC(O)=C1 OLSDAJRAVOVKLG-UHFFFAOYSA-N 0.000 claims description 8
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 claims description 8
- MGNCLNQXLYJVJD-UHFFFAOYSA-N cyanuric chloride Chemical compound ClC1=NC(Cl)=NC(Cl)=N1 MGNCLNQXLYJVJD-UHFFFAOYSA-N 0.000 claims description 8
- 150000003349 semicarbazides Chemical class 0.000 claims description 8
- HWCKGOZZJDHMNC-UHFFFAOYSA-M tetraethylammonium bromide Chemical compound [Br-].CC[N+](CC)(CC)CC HWCKGOZZJDHMNC-UHFFFAOYSA-M 0.000 claims description 8
- RYAQFHLUEMJOMF-UHFFFAOYSA-N 4-phenoxybenzoic acid Chemical compound C1=CC(C(=O)O)=CC=C1OC1=CC=CC=C1 RYAQFHLUEMJOMF-UHFFFAOYSA-N 0.000 claims description 7
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 7
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 7
- 239000005977 Ethylene Substances 0.000 claims description 7
- VAFVFEZXJXCCEN-UHFFFAOYSA-N OC[S] Chemical compound OC[S] VAFVFEZXJXCCEN-UHFFFAOYSA-N 0.000 claims description 7
- NSOXQYCFHDMMGV-UHFFFAOYSA-N Tetrakis(2-hydroxypropyl)ethylenediamine Chemical compound CC(O)CN(CC(C)O)CCN(CC(C)O)CC(C)O NSOXQYCFHDMMGV-UHFFFAOYSA-N 0.000 claims description 7
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Substances C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 7
- 229920001400 block copolymer Polymers 0.000 claims description 7
- 230000008859 change Effects 0.000 claims description 7
- 230000006837 decompression Effects 0.000 claims description 7
- 239000012757 flame retardant agent Substances 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 claims description 7
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims description 7
- 230000035484 reaction time Effects 0.000 claims description 7
- FRPJTGXMTIIFIT-UHFFFAOYSA-N tetraacetylethylenediamine Chemical compound CC(=O)C(N)(C(C)=O)C(N)(C(C)=O)C(C)=O FRPJTGXMTIIFIT-UHFFFAOYSA-N 0.000 claims description 7
- 239000002759 woven fabric Substances 0.000 claims description 7
- VZPHSJLSYGMBGE-UHFFFAOYSA-N C(=O)(O)C1=CC=C(C=C1)P(C1=CC=CC=C1)=O Chemical compound C(=O)(O)C1=CC=C(C=C1)P(C1=CC=CC=C1)=O VZPHSJLSYGMBGE-UHFFFAOYSA-N 0.000 claims description 6
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000003054 catalyst Substances 0.000 claims description 5
- 239000004595 color masterbatch Substances 0.000 claims description 5
- LDDPHQAIEFBCTC-UHFFFAOYSA-N 4-nitro-2-sulfobenzoic acid;potassium Chemical compound [K].OC(=O)C1=CC=C([N+]([O-])=O)C=C1S(O)(=O)=O LDDPHQAIEFBCTC-UHFFFAOYSA-N 0.000 claims description 4
- 229920000663 Hydroxyethyl cellulose Polymers 0.000 claims description 4
- 239000004354 Hydroxyethyl cellulose Substances 0.000 claims description 4
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 claims description 4
- 229940073608 benzyl chloride Drugs 0.000 claims description 4
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 4
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 claims description 4
- NILQLFBWTXNUOE-UHFFFAOYSA-N 1-aminocyclopentanecarboxylic acid Chemical compound OC(=O)C1(N)CCCC1 NILQLFBWTXNUOE-UHFFFAOYSA-N 0.000 claims description 3
- WQDUMFSSJAZKTM-UHFFFAOYSA-N Sodium methoxide Chemical compound [Na+].[O-]C WQDUMFSSJAZKTM-UHFFFAOYSA-N 0.000 claims description 3
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 2
- QZAYGJVTTNCVMB-UHFFFAOYSA-N serotonin Chemical compound C1=C(O)C=C2C(CCN)=CNC2=C1 QZAYGJVTTNCVMB-UHFFFAOYSA-N 0.000 claims description 2
- FZERHIULMFGESH-UHFFFAOYSA-N N-phenylacetamide Chemical compound CC(=O)NC1=CC=CC=C1 FZERHIULMFGESH-UHFFFAOYSA-N 0.000 claims 2
- 229960001413 acetanilide Drugs 0.000 claims 1
- LMBWSYZSUOEYSN-UHFFFAOYSA-N diethyldithiocarbamic acid Chemical compound CCN(CC)C(S)=S LMBWSYZSUOEYSN-UHFFFAOYSA-N 0.000 claims 1
- 229950004394 ditiocarb Drugs 0.000 claims 1
- 150000002118 epoxides Chemical class 0.000 claims 1
- LBUSGXDHOHEPQQ-UHFFFAOYSA-N propane-1,1,1-triol Chemical compound CCC(O)(O)O LBUSGXDHOHEPQQ-UHFFFAOYSA-N 0.000 claims 1
- 229920006132 styrene block copolymer Polymers 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- XVAIDCNLVLTVFM-UHFFFAOYSA-N methacetin Chemical compound COC1=CC=C(NC(C)=O)C=C1 XVAIDCNLVLTVFM-UHFFFAOYSA-N 0.000 description 3
- 239000011368 organic material Substances 0.000 description 3
- LBEMXJWGHIEXRA-UHFFFAOYSA-N 2-[(2-carboxyphenyl)disulfanyl]benzoic acid Chemical group OC(=O)C1=CC=CC=C1SSC1=CC=CC=C1C(O)=O LBEMXJWGHIEXRA-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- 238000010668 complexation reaction Methods 0.000 description 2
- 239000010985 leather Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 231100000419 toxicity Toxicity 0.000 description 2
- 230000001988 toxicity Effects 0.000 description 2
- QXJQHYBHAIHNGG-UHFFFAOYSA-N trimethylolethane Chemical compound OCC(C)(CO)CO QXJQHYBHAIHNGG-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- AXHBQUDQEYGJPJ-UHFFFAOYSA-N [Na].C(N)(O)=S Chemical compound [Na].C(N)(O)=S AXHBQUDQEYGJPJ-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- VBQDSLGFSUGBBE-UHFFFAOYSA-N benzyl(triethyl)azanium Chemical compound CC[N+](CC)(CC)CC1=CC=CC=C1 VBQDSLGFSUGBBE-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003610 charcoal Substances 0.000 description 1
- 238000005660 chlorination reaction Methods 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- NFHFRUOZVGFOOS-UHFFFAOYSA-N palladium;triphenylphosphane Chemical compound [Pd].C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 NFHFRUOZVGFOOS-UHFFFAOYSA-N 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- RDBMUARQWLPMNW-UHFFFAOYSA-N phosphanylmethanol Chemical compound OCP RDBMUARQWLPMNW-UHFFFAOYSA-N 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 239000002210 silicon-based material Substances 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229920001935 styrene-ethylene-butadiene-styrene Polymers 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 1
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- 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 Table; Zincates; Cadmates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
- C08L75/04—Polyurethanes
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- 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
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/1845—Aromatic mono- or polycarboxylic acids
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- 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
- D06M13/184—Carboxylic acids; Anhydrides, halides or salts thereof
- D06M13/207—Substituted carboxylic acids, e.g. by hydroxy or keto groups; Anhydrides, halides or salts thereof
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- 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
- D06M13/244—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 sulfur or phosphorus
- D06M13/282—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 sulfur or phosphorus with compounds containing phosphorus
- D06M13/285—Phosphines; Phosphine oxides; Phosphine sulfides; Phosphinic or phosphinous acids or derivatives thereof
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- 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
- D06M13/322—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 nitrogen
- D06M13/402—Amides imides, sulfamic acids
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- 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
- D06M13/322—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 nitrogen
- D06M13/402—Amides imides, sulfamic acids
- D06M13/432—Urea, thiourea or derivatives thereof, e.g. biurets; Urea-inclusion compounds; Dicyanamides; Carbodiimides; Guanidines, e.g. dicyandiamides
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- D06M13/322—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 nitrogen
- D06M13/402—Amides imides, sulfamic acids
- D06M13/435—Semicarbazides
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- 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
- D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D06M15/285—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acid amides or imides
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- 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
- D06M15/643—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds containing silicon in the main chain
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Abstract
阻燃性聚氨酯合成革的制备方法,其特征在于,将12g热塑性聚氨酯与 3g苯乙烯‑丁二烯‑苯乙烯嵌段共聚物、苯乙烯‑乙烯‑丁烯‑苯乙烯嵌段共聚物3g、聚酰胺型热塑性弹性体7g、着色剂2g和物质A2g于90~370℃通过挤压机挤出制得厚度 0.8mm 的聚氨酯膜;在改性聚氨酯膜膜冷却前将其与阻燃基布在 1.0Mpa 的压力下通过挤压辊复合压制,然后在 0.2Mpa 压力下由带有纹络的辊筒压纹,冷却后,制得初级合成革;在制得的初级合成革通过90℃水溶性硅油溶液进行表面处理,在110℃的烘箱中烘干,制得阻燃性聚氨酯合成革,所制的阻燃性聚氨酯合成革阻燃性达到良好以上级别。
Description
技术领域
本发明涉及一种聚氨酯合成革的制备方法,尤其涉及到一种阻燃性聚氨酯合成革的制备方法。
背景技术
聚氨酯合成革经过多年的发展以其良好的外观手感和透气透湿性、耐磨耐溶剂、高强度、应用广泛等诸多优点,在工业、民用、军用等领域得到了广泛应用,与人们的生产、生活息息相关。
聚氨酯合成革主要采用聚氨酯树脂溶液与无纺布、机织布、针织布等布基进行干、湿法加工而成,此类传统聚氨酯合成革不具有阻燃特性,存在普通高分子材料易于燃烧的缺点,作为一种高分子材料在给人们的生产、生活带来舒适和方便的同时,也潜伏了很大的安全隐患,尤其是汽车坐垫、高速列车、航空、特殊用途的鞋类、建筑装饰对阻燃有特殊用途。
由于聚氨酯材料是一种有机高分子材料,未经阻燃处理的聚氨酯不抗燃,遇火会燃烧并分解,产生大量有毒烟雾和气体,危害人身财产安全。特别在家具汽车行业中,阻燃性能更为重要。如何开发出安全可靠的阻燃合成革产品,是整个合成革行业亟需解决的一个问题。添加阻燃剂是最常用的方法,阻燃剂可以被用来提高皮革的抗燃性,以达到具有阻燃性能的目的。
常规阻燃剂有卤系阻燃剂、磷系阻燃剂和无机类阻燃剂3大类。卤系阻燃剂具有优异的稳定性、分解温度高(300℃以上)、使用量少、阻燃效率高等优点,其主要缺点是分解产物毒性大、燃烧生烟多、有腐蚀性、毒性气体放出,因而近年来正逐步被其他无卤阻燃剂所替代。磷系阻燃剂包括有机磷系和无机磷系两大类。磷系阻燃剂稳定性好、不易挥发、不产生腐蚀性气体、阻燃效果持久、毒性低。磷系阻燃剂具有良好的阻燃性,又不会对环境造成污染,被认为是当今阻燃剂。
发明内容
本发明利用膨胀型阻燃剂与环保型氢氧化镁阻燃剂络和对聚氨酯合成革进行阻燃处理,利用邻羧基苯乙酸、双(4-羧基苯基)苯基氧化膦、4-乙酰氨基水杨酸和次氮基三乙酸与氢氧化镁和膨胀型阻燃剂络合,得到氢氧化镁和膨胀型阻燃剂的复合体系,弥补传统氢氧化镁与有机材料相容性差的缺陷,提高环保型氢氧化镁阻燃剂与基布的相容性。
一种阻燃性聚氨酯合成革的制备方法,其特征在于:
(1)氢氧化镁与氮磷膨胀型阻燃剂络合体系:将15.4g三羟甲基丙烷、27.8g四羟甲基硫酸磷、34.5g磷酸,依次加入250ml的三口烧瓶中,放入恒温油浴锅80℃并保持恒温,再加入三聚氯氰4.2g、四羟丙基乙二胺2.2g、四乙酰乙二胺0.3g和四乙基溴化铵0.5g,反应时间为2h,得到膨胀型阻燃剂,再加入氢氧化镁2.7g、邻羧基苯乙酸0.7g、双(4-羧基苯基)苯基氧化膦0.2g、4-乙酰氨基水杨酸0.3g、次氮基三乙酸0.5g和3-羟基扁桃酸0.6g,60℃并保持恒温2h,最终得到红棕色粘稠状液体,即氢氧化镁与氮磷膨胀型阻燃剂络合体系;
(2)相容剂的制备:取丙烯酰胺13g置于三口烧瓶中,并加入0.12g催化剂,取月桂酰氯2ml置于烘干的恒压滴液漏斗中并加入溶剂正己烷2ml;将月桂酰氯溶液滴加到三口烧瓶中,控制滴加速度为5 秒/滴,滴加过程在冰水浴中进行,并用质量分数为10%的氢氧化钠调节反应的pH值为8,冰水浴中滴加反应时间0.6 h,然后升高温度至20℃,反应时间3h,反应结束后减压蒸出溶剂,进行喷雾干燥,得相容剂;
(3)基布的处理:将基布20g浸入到100g的步骤(1)的改性氢氧化镁阻燃剂、步骤(2)的相容剂1.8g和氨基脲0.4g,然后在 100℃的烘道中将其烘干,制得阻燃基布待用;
(4) 改性聚氨酯膜
将12g热塑性聚氨酯与 3g苯乙烯-丁二烯-苯乙烯嵌段共聚物、苯乙烯-乙烯-丁烯-苯乙烯嵌段共聚物3g、聚酰胺型热塑性弹性体7g、着色剂2g和物质A2g于90℃-370℃通过挤压机挤出制得厚度 0.8mm 的聚氨酯膜;
(5) 初级合成革
在步骤 (4)制得的改性聚氨酯膜膜冷却前将其与步骤 (3) 制得的阻燃基布在1.0Mpa 的压力下通过挤压辊复合压制,然后在 0.2Mpa 压力下由带有纹络的辊筒压纹,冷却后,制得初级合成革。
(6) 表面处理及修饰 :
将步骤 (5) 制得的初级合成革通过90℃水溶性硅油溶液进行表面处理,在110℃的烘箱中烘干,制得阻燃性聚氨酯合成革。
基布为机织布或超纤布;催化剂为二硫代二苯甲酸、甲醇钠、过硫酸铵、二乙基二硫代氨基甲酸钠、苄基三乙基氯化中的任意一种;着色剂为色母料或色粉; 物质A为三羟甲基乙烷、双(4-羧基苯基)苯基氧化膦、2-羧基-5-硝基苯磺酸钾、5-羟基色胺、环亮氨酸、对甲氧基乙酰苯胺、对氰基氯苄、羟乙基纤维素。
本发明与传统技术具有的优点
(1)水溶性硅油选择TS-19水溶性硅油,购买于青岛中宝硅材料科技有限公司;热塑性聚氨酯购买于得创热塑性聚氨酯(东莞)有限公司;聚酰胺型热塑性弹性体购买于美国杜邦公司的聚酰胺型热塑性弹性体TPAE,其它化料常规购买,当然所有材料可以购买于主要成分含有此类的厂家;
(2)利用邻羧基苯乙酸、双(4-羧基苯基)苯基氧化膦、4-乙酰氨基水杨酸和次氮基三乙酸与氢氧化镁和膨胀型阻燃剂络合,得到氢氧化镁和膨胀型阻燃剂的复合体系,弥补传统氢氧化镁与有机材料相容性差的缺陷;
(3)物质A为三羟甲基乙烷、双(4-羧基苯基)苯基氧化膦、2-羧基-5-硝基苯磺酸钾、5-羟基色胺、环亮氨酸、对甲氧基乙酰苯胺、对氰基氯苄、羟乙基纤维素降低聚氨酯燃烧所形成熔滴,避免聚氨酯燃烧进行;
(4)相容剂增加了氢氧化镁与机织布或超纤布的相容性,氨基脲增强相容剂、氢氧化镁与基布结合,相当于相容剂、氢氧化镁之间的催化剂;
(5)苯乙烯-乙烯-丁烯-苯乙烯嵌段共聚物也就是SEBS,苯乙烯-丁二烯-苯乙烯嵌段共聚物可常规方法合成,也可从市场购买;
(6)本发明所用化工材料只要主要成分为其均可适用本发明。
(7)根据膨胀型阻燃剂构成的碳源为三羟甲基丙烷、酸源为四羟甲基硫酸磷和磷酸,三聚氯氰为气源,四羟丙基乙二胺、四乙酰乙二胺、四乙基溴化铵和3-羟基扁桃酸增加了膨胀型阻燃剂的立体型,使所制备的阻燃性成炭性提高。
具体实施方式
实施例1
(1)氢氧化镁与氮磷膨胀型阻燃剂络合体系:将15.4g三羟甲基丙烷、27.8g四羟甲基硫酸磷、34.5g磷酸,依次加入250ml的三口烧瓶中,放入恒温油浴锅80℃并保持恒温,再加入三聚氯氰4.2g、四羟丙基乙二胺2.2g、四乙酰乙二胺0.3g和四乙基溴化铵0.5g,反应时间为2h,得到膨胀型阻燃剂,再加入氢氧化镁2.7g、邻羧基苯乙酸0.7g、双(4-羧基苯基)苯基氧化膦0.2g、4-乙酰氨基水杨酸0.3g、次氮基三乙酸0.5g和3-羟基扁桃酸0.6g,60℃恒温2h,最终得到红棕色粘稠状液体,即氢氧化镁与氮磷膨胀型阻燃剂络合体系;
(2)相容剂的制备:取丙烯酰胺13g置于三口烧瓶中,并加入0.12g二硫代二苯甲酸,取月桂酰氯2ml置于烘干的恒压滴液漏斗中并加入溶剂正己烷2ml;将月桂酰氯溶液滴加到三口烧瓶中,控制滴加速度为5 秒/滴,滴加过程在冰水浴中进行,并用质量分数为10%的氢氧化钠调节反应的pH值为8,冰水浴中滴加反应时间0.6 h,然后升高温度至20℃,反应时间3h,反应结束后减压蒸出溶剂,进行喷雾干燥,得相容剂;
(3)基布的处理:将机织布20g浸入到100g的步骤(1)的改性氢氧化镁阻燃剂、步骤(2)的相容剂1.8g和氨基脲0.4g,然后在 100℃的烘道将其烘干,制得阻燃基布待用;
(4) 改性聚氨酯膜
将12g热塑性聚氨酯与 3g苯乙烯-丁二烯-苯乙烯嵌段共聚物、苯乙烯-乙烯-丁烯-苯乙烯嵌段共聚物3g、聚酰胺型热塑性弹性体7g、色母料2g和三羟甲基乙烷2g于90℃通过挤压机挤出制得厚度 0.8mm 的聚氨酯膜;
(5) 初级合成革
在步骤 (4)制得的改性聚氨酯膜膜冷却前将其与步骤 (3) 制得的阻燃基布在1.0Mpa 的压力下通过挤压辊复合压制,然后在 0.2Mpa 压力下由带有纹络的辊筒压纹,冷却后,制得初级合成革。
(6) 表面处理及修饰 :
将步骤 (5) 制得的初级合成革通过90℃水溶性硅油溶液进行表面处理,在110℃的烘箱中烘干,制得阻燃性聚氨酯合成革。
实施例2
(1)氢氧化镁与氮磷膨胀型阻燃剂络合体系:将15.4g三羟甲基丙烷、27.8g四羟甲基硫酸磷、34.5g磷酸,依次加入250ml的三口烧瓶中,放入恒温油浴锅80℃并保持恒温,再加入三聚氯氰4.2g、四羟丙基乙二胺2.2g、四乙酰乙二胺0.3g和四乙基溴化铵0.5g,反应时间为2h,得到膨胀型阻燃剂,再加入氢氧化镁2.7g、邻羧基苯乙酸0.7g、双(4-羧基苯基)苯基氧化膦0.2g、4-乙酰氨基水杨酸0.3g、次氮基三乙酸0.5g和3-羟基扁桃酸0.6g,60℃并保持恒温2h,最终得到红棕色粘稠状液体,即氢氧化镁与氮磷膨胀型阻燃剂络合体系;
(2)相容剂的制备:取丙烯酰胺13g置于三口烧瓶中,并加入0.12g甲醇钠,取月桂酰氯2ml置于烘干的恒压滴液漏斗中并加入溶剂正己烷2ml;将月桂酰氯溶液滴加到三口烧瓶中,控制滴加速度为5 秒/滴,滴加过程在冰水浴中进行,并用质量分数为10%的氢氧化钠调节反应的pH值为8,冰水浴中滴加反应时间0.6 h,然后升高温度至20℃,反应时间3h,反应结束后减压蒸出溶剂,进行喷雾干燥,得相容剂;
(3)基布的处理:将超纤布20g浸入到100g的步骤(1)的改性氢氧化镁阻燃剂、步骤(2)的相容剂1.8g和氨基脲0.4g,然后在 100℃的烘道中将其烘干,制得阻燃基布待用;
(4) 改性聚氨酯膜
将12g热塑性聚氨酯与 3g苯乙烯-丁二烯-苯乙烯嵌段共聚物、苯乙烯-乙烯-丁烯-苯乙烯嵌段共聚物3g、聚酰胺型热塑性弹性体7g、色粉2g和双(4-羧基苯基)苯基氧化膦2g于370℃通过挤压机挤出制得厚度 0.8mm 的聚氨酯膜;
(5) 初级合成革
在步骤 (4)制得的改性聚氨酯膜膜冷却前将其与步骤 (3) 制得的阻燃基布在1.0Mpa 的压力下通过挤压辊复合压制,然后在 0.2Mpa 压力下由带有纹络的辊筒压纹,冷却后,制得初级合成革。
(6) 表面处理及修饰 :
将步骤 (5) 制得的初级合成革通过90℃水溶性硅油溶液进行表面处理,在110℃的烘箱中烘干,制得阻燃性聚氨酯合成革。
实施例3
(1)氢氧化镁与氮磷膨胀型阻燃剂络合体系:将15.4g三羟甲基丙烷、27.8g四羟甲基硫酸磷、34.5g磷酸,依次加入250ml的三口烧瓶中,放入恒温油浴锅80℃并保持恒温,再加入三聚氯氰4.2g、四羟丙基乙二胺2.2g、四乙酰乙二胺0.3g和四乙基溴化铵0.5g,反应时间为2h,得到膨胀型阻燃剂,再加入氢氧化镁2.7g、邻羧基苯乙酸0.7g、双(4-羧基苯基)苯基氧化膦0.2g、4-乙酰氨基水杨酸0.3g、次氮基三乙酸0.5g和3-羟基扁桃酸0.6g,60℃并保持恒温2h,最终得到红棕色粘稠状液体,即氢氧化镁与氮磷膨胀型阻燃剂络合体系;
(2)相容剂的制备:取丙烯酰胺13g置于三口烧瓶中,并加入0.12g过硫酸铵,取月桂酰氯2ml置于烘干的恒压滴液漏斗中并加入溶剂正己烷2ml;将月桂酰氯溶液滴加到三口烧瓶中,控制滴加速度为5 秒/滴,滴加过程在冰水浴中进行,并用质量分数为10%的氢氧化钠调节反应的pH值为8,冰水浴中滴加反应时间0.6 h,然后升高温度至20℃,反应时间3h,反应结束后减压蒸出溶剂,进行喷雾干燥,得相容剂;
(3)基布的处理:将机织布20g浸入到100g的步骤(1)的改性氢氧化镁阻燃剂、步骤(2)的相容剂1.8g和氨基脲0.4g,然后在 100℃的烘道中将其烘干,制得阻燃基布待用;
(4) 改性聚氨酯膜
将12g热塑性聚氨酯与 3g苯乙烯-丁二烯-苯乙烯嵌段共聚物、苯乙烯-乙烯-丁烯-苯乙烯嵌段共聚物3g、聚酰胺型热塑性弹性体7g、色母料2g和2-羧基-5-硝基苯磺酸钾2g于230℃通过挤压机挤出制得厚度 0.8mm 的聚氨酯膜;
(5) 初级合成革
在步骤 (4)制得的改性聚氨酯膜膜冷却前将其与步骤 (3) 制得的阻燃基布在1.0Mpa 的压力下通过挤压辊复合压制,然后在 0.2Mpa 压力下由带有纹络的辊筒压纹,冷却后,制得初级合成革。
(6) 表面处理及修饰 :
将步骤 (5) 制得的初级合成革通过90℃水溶性硅油溶液进行表面处理,在110℃的烘箱中烘干,制得阻燃性聚氨酯合成革。
实施例4
(1)氢氧化镁与氮磷膨胀型阻燃剂络合体系:将15.4g三羟甲基丙烷、27.8g四羟甲基硫酸磷、34.5g磷酸,依次加入250ml的三口烧瓶中,放入恒温油浴锅80℃并保持恒温,再加入三聚氯氰4.2g、四羟丙基乙二胺2.2g、四乙酰乙二胺0.3g和四乙基溴化铵0.5g,反应时间为2h,得到膨胀型阻燃剂,再加入氢氧化镁2.7g、邻羧基苯乙酸0.7g、双(4-羧基苯基)苯基氧化膦0.2g、4-乙酰氨基水杨酸0.3g、次氮基三乙酸0.5g和3-羟基扁桃酸0.6g,60℃恒温2h,最终得到红棕色粘稠状液体,即氢氧化镁与氮磷膨胀型阻燃剂络合体系;
(2)相容剂的制备:取丙烯酰胺13g置于三口烧瓶中,并加入0.12g二乙基二硫代氨基甲酸钠,取月桂酰氯2ml置于烘干的恒压滴液漏斗中并加入溶剂正己烷2ml;将月桂酰氯溶液滴加到三口烧瓶中,控制滴加速度为5 秒/滴,滴加过程在冰水浴中进行,并用质量分数为10%的氢氧化钠调节反应的pH值为8,冰水浴中滴加反应时间0.6 h,然后升高温度至20℃,反应时间3h,反应结束后减压蒸出溶剂,进行喷雾干燥,得相容剂;
(3)基布的处理:将机织布20g浸入到100g的步骤(1)的改性氢氧化镁阻燃剂、步骤(2)的相容剂1.8g和氨基脲0.4g,然后在 100℃的烘道将其烘干,制得阻燃基布待用;
(4) 改性聚氨酯膜
将12g热塑性聚氨酯与 3g苯乙烯-丁二烯-苯乙烯嵌段共聚物、苯乙烯-乙烯-丁烯-苯乙烯嵌段共聚物3g、聚酰胺型热塑性弹性体7g、色母料2g和对氰基氯苄2g于90℃通过挤压机挤出制得厚度 0.8mm 的聚氨酯膜;
(5) 初级合成革
在步骤 (4)制得的改性聚氨酯膜膜冷却前将其与步骤 (3) 制得的阻燃基布在1.0Mpa 的压力下通过挤压辊复合压制,然后在 0.2Mpa 压力下由带有纹络的辊筒压纹,冷却后,制得初级合成革。
(6) 表面处理及修饰 :
将步骤 (5) 制得的初级合成革通过90℃水溶性硅油溶液进行表面处理,在110℃的烘箱中烘干,制得阻燃性聚氨酯合成革。
实施例5
(1)氢氧化镁与氮磷膨胀型阻燃剂络合体系:将15.4g三羟甲基丙烷、27.8g四羟甲基硫酸磷、34.5g磷酸,依次加入250ml的三口烧瓶中,放入恒温油浴锅80℃并保持恒温,再加入三聚氯氰4.2g、四羟丙基乙二胺2.2g、四乙酰乙二胺0.3g和四乙基溴化铵0.5g,反应时间为2h,得到膨胀型阻燃剂,再加入氢氧化镁2.7g、邻羧基苯乙酸0.7g、双(4-羧基苯基)苯基氧化膦0.2g、4-乙酰氨基水杨酸0.3g、次氮基三乙酸0.5g和3-羟基扁桃酸0.6g,60℃并保持恒温2h,最终得到红棕色粘稠状液体,即氢氧化镁与氮磷膨胀型阻燃剂络合体系;
(2)相容剂的制备:取丙烯酰胺13g置于三口烧瓶中,并加入0.12g苄基三乙基氯化铵,取月桂酰氯2ml置于烘干的恒压滴液漏斗中并加入溶剂正己烷2ml;将月桂酰氯溶液滴加到三口烧瓶中,控制滴加速度为5 秒/滴,滴加过程在冰水浴中进行,并用质量分数为10%的氢氧化钠调节反应的pH值为8,冰水浴中滴加反应时间0.6 h,然后升高温度至20℃,反应时间3h,反应结束后减压蒸出溶剂,进行喷雾干燥,得相容剂;
(3)基布的处理:将超纤布20g浸入到100g的步骤(1)的改性氢氧化镁阻燃剂、步骤(2)的相容剂1.8g和氨基脲0.4g,然后在 100℃的烘道中将其烘干,制得阻燃基布待用;
(4) 改性聚氨酯膜
将12g热塑性聚氨酯与 3g苯乙烯-丁二烯-苯乙烯嵌段共聚物、苯乙烯-乙烯-丁烯-苯乙烯嵌段共聚物3g、聚酰胺型热塑性弹性体7g、色粉2g和羟乙基纤维素2g于370℃通过挤压机挤出制得厚度 0.8mm 的聚氨酯膜;
(5) 初级合成革
在步骤 (4)制得的改性聚氨酯膜膜冷却前将其与步骤 (3) 制得的阻燃基布在1.0Mpa 的压力下通过挤压辊复合压制,然后在 0.2Mpa 压力下由带有纹络的辊筒压纹,冷却后,制得初级合成革。
(6) 表面处理及修饰 :
将步骤 (5) 制得的初级合成革通过90℃水溶性硅油溶液进行表面处理,在110℃的烘箱中烘干,制得阻燃性聚氨酯合成革。
表1 阻燃性聚氨酯合成革性能
从表1可以发现,加入阻燃剂的合成革性能优于未加合成革的性能(拉伸负荷、断裂伸长率等方面)。
表2 阻燃性聚氨酯合成革阻燃性能
项目 | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 未加阻燃剂 |
燃烧速度mm/min | 0 | 11 | 14 | 15 | 9 | 132 |
依据FMVSS-302判断标准,可知燃烧速度为0,为优级;燃烧速度小于50 ,满足燃烧速度要求,良;燃烧速度50~100,满足燃烧速度要求,一般;燃烧速度大于100mm/min,不合格;由此可知,本发明的阻燃性能达到优或者良级,同时在燃烧过程中可以发现本发明的阻燃性合成革无熔滴出现。
Claims (5)
1.一种阻燃性聚氨酯合成革的制备方法,其特征在于:
(1)氢氧化镁与氮磷膨胀型阻燃剂络合体系:将15.4g三羟甲基丙烷、27.8g四羟甲基硫酸磷、34.5g磷酸,依次加入250ml的三口烧瓶中,放入恒温油浴锅80℃并保持恒温,再加入三聚氯氰4.2g、四羟丙基乙二胺2.2g、四乙酰乙二胺0.3g和四乙基溴化铵0.5g,反应时间为2h,得到膨胀型阻燃剂,再加入氢氧化镁2.7g、邻羧基苯乙酸0.7g、双(4-羧基苯基)苯基氧化膦0.2g、4-乙酰氨基水杨酸0.3g、次氮基三乙酸0.5g和3-羟基扁桃酸0.6g,60℃并保持恒温2h,最终得到红棕色粘稠状液体,即氢氧化镁与氮磷膨胀型阻燃剂络合体系;
(2)相容剂的制备:取丙烯酰胺13g置于三口烧瓶中,并加入0.12g催化剂,取月桂酰氯2ml置于烘干的恒压滴液漏斗中并加入溶剂正己烷2ml;将月桂酰氯溶液滴加到三口烧瓶中,控制滴加速度为5 秒/滴,滴加过程在冰水浴中进行,并用质量分数为10%的氢氧化钠调节反应的pH值为8,冰水浴中滴加反应时间0.6 h,然后升高温度至20℃,反应时间3h,反应结束后减压蒸出溶剂,进行喷雾干燥,得相容剂;
(3)基布的处理:将基布20g浸入到100g的步骤(1)的改性氢氧化镁阻燃剂、步骤(2)的相容剂1.8g和氨基脲0.4g,然后在 100℃的烘道中将其烘干,制得阻燃基布待用;
(4) 改性聚氨酯膜
将12g热塑性聚氨酯与 3g苯乙烯-丁二烯-苯乙烯嵌段共聚物、苯乙烯-乙烯-丁烯-苯乙烯嵌段共聚物3g、聚酰胺型热塑性弹性体7g、着色剂2g和物质A2g于90℃-370℃通过挤压机挤出制得厚度 0.8mm 的聚氨酯膜;
(5) 初级合成革
在步骤 (4)制得的改性聚氨酯膜膜冷却前将其与步骤 (3) 制得的阻燃基布在1.0Mpa 的压力下通过挤压辊复合压制,然后在 0.2Mpa 压力下由带有纹络的辊筒压纹,冷却后,制得初级合成革;
(6) 表面处理及修饰 :
将步骤 (5) 制得的初级合成革通过90℃水溶性硅油溶液进行表面处理,在110℃的烘箱中烘干,制得阻燃性聚氨酯合成革。
2.根据权利1所述的阻燃性聚氨酯合成革的制备方法, 所述的基布为机织布或超纤布。
3.根据权利1所述的阻燃性聚氨酯合成革的制备方法, 所述的催化剂为二硫代二苯甲酸、甲醇钠、过硫酸铵、二乙基二硫代氨基甲酸钠、苄基三乙基氯化铵中的任意一种。
4.根据权利1所述的一种阻燃性聚氨酯合成革的制备方法, 所述的着色剂为色母料或色粉。
5.根据权利1所述的一种阻燃性聚氨酯合成革的制备方法, 所述的物质A为三羟甲基乙烷、双(4-羧基苯基)苯基氧化膦、2-羧基-5-硝基苯磺酸钾、5-羟基色胺、环亮氨酸、对甲氧基乙酰苯胺、对氰基氯苄、羟乙基纤维素的任意一种。
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