JP2006281466A - 木質材料用難燃剤、これを使用した難燃化木質材料の製造方法、難燃化木質材料及び木質材料の難燃化方法 - Google Patents
木質材料用難燃剤、これを使用した難燃化木質材料の製造方法、難燃化木質材料及び木質材料の難燃化方法 Download PDFInfo
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- flame retardant
- retardant
- ammonium
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 116
- 239000000463 material Substances 0.000 title claims abstract description 68
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 11
- 238000000034 method Methods 0.000 title description 11
- 239000007864 aqueous solution Substances 0.000 claims abstract description 31
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 23
- 239000010452 phosphate Substances 0.000 claims abstract description 19
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 18
- WRAGBEWQGHCDDU-UHFFFAOYSA-M C([O-])([O-])=O.[NH4+].[Zr+] Chemical compound C([O-])([O-])=O.[NH4+].[Zr+] WRAGBEWQGHCDDU-UHFFFAOYSA-M 0.000 claims abstract description 14
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims abstract description 11
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims abstract description 9
- 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 93
- 239000002023 wood Substances 0.000 claims description 59
- 150000003839 salts Chemical class 0.000 claims description 16
- OQZCJRJRGMMSGK-UHFFFAOYSA-M potassium metaphosphate Chemical compound [K+].[O-]P(=O)=O OQZCJRJRGMMSGK-UHFFFAOYSA-M 0.000 claims description 14
- 239000004114 Ammonium polyphosphate Substances 0.000 claims description 12
- 235000019826 ammonium polyphosphate Nutrition 0.000 claims description 12
- 229920001276 ammonium polyphosphate Polymers 0.000 claims description 12
- 229940099402 potassium metaphosphate Drugs 0.000 claims description 12
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims description 9
- 229940045916 polymetaphosphate Drugs 0.000 claims description 9
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 claims description 8
- UPDATVKGFTVGQJ-UHFFFAOYSA-N sodium;azane Chemical compound N.[Na+] UPDATVKGFTVGQJ-UHFFFAOYSA-N 0.000 claims description 7
- FQLQNUZHYYPPBT-UHFFFAOYSA-N potassium;azane Chemical compound N.[K+] FQLQNUZHYYPPBT-UHFFFAOYSA-N 0.000 claims description 6
- 229940045919 sodium polymetaphosphate Drugs 0.000 claims description 6
- 235000019830 sodium polyphosphate Nutrition 0.000 claims description 6
- MNNHAPBLZZVQHP-UHFFFAOYSA-N diammonium hydrogen phosphate Chemical group [NH4+].[NH4+].OP([O-])([O-])=O MNNHAPBLZZVQHP-UHFFFAOYSA-N 0.000 claims description 5
- 229910000388 diammonium phosphate Inorganic materials 0.000 claims description 5
- 235000019838 diammonium phosphate Nutrition 0.000 claims description 5
- 235000019828 potassium polyphosphate Nutrition 0.000 claims description 5
- 239000001488 sodium phosphate Substances 0.000 claims description 5
- RYFMWSXOAZQYPI-UHFFFAOYSA-K trisodium phosphate Chemical compound [Na+].[Na+].[Na+].[O-]P([O-])([O-])=O RYFMWSXOAZQYPI-UHFFFAOYSA-K 0.000 claims description 5
- 229910000406 trisodium phosphate Inorganic materials 0.000 claims description 5
- 235000019801 trisodium phosphate Nutrition 0.000 claims description 5
- MOMKYJPSVWEWPM-UHFFFAOYSA-N 4-(chloromethyl)-2-(4-methylphenyl)-1,3-thiazole Chemical compound C1=CC(C)=CC=C1C1=NC(CCl)=CS1 MOMKYJPSVWEWPM-UHFFFAOYSA-N 0.000 claims description 4
- FQENQNTWSFEDLI-UHFFFAOYSA-J sodium diphosphate Chemical compound [Na+].[Na+].[Na+].[Na+].[O-]P([O-])(=O)OP([O-])([O-])=O FQENQNTWSFEDLI-UHFFFAOYSA-J 0.000 claims description 4
- 235000019983 sodium metaphosphate Nutrition 0.000 claims description 4
- 229910000404 tripotassium phosphate Inorganic materials 0.000 claims description 4
- 235000019798 tripotassium phosphate Nutrition 0.000 claims description 4
- XJUNLJFOHNHSAR-UHFFFAOYSA-J zirconium(4+);dicarbonate Chemical compound [Zr+4].[O-]C([O-])=O.[O-]C([O-])=O XJUNLJFOHNHSAR-UHFFFAOYSA-J 0.000 claims description 4
- PYCBFXMWPVRTCC-UHFFFAOYSA-N ammonium metaphosphate Chemical compound N.OP(=O)=O PYCBFXMWPVRTCC-UHFFFAOYSA-N 0.000 claims description 3
- 229910000148 ammonium phosphate Inorganic materials 0.000 claims description 3
- ZRIUUUJAJJNDSS-UHFFFAOYSA-N ammonium phosphates Chemical compound [NH4+].[NH4+].[NH4+].[O-]P([O-])([O-])=O ZRIUUUJAJJNDSS-UHFFFAOYSA-N 0.000 claims description 3
- ZPWVASYFFYYZEW-UHFFFAOYSA-L dipotassium hydrogen phosphate Chemical compound [K+].[K+].OP([O-])([O-])=O ZPWVASYFFYYZEW-UHFFFAOYSA-L 0.000 claims description 3
- BNIILDVGGAEEIG-UHFFFAOYSA-L disodium hydrogen phosphate Chemical compound [Na+].[Na+].OP([O-])([O-])=O BNIILDVGGAEEIG-UHFFFAOYSA-L 0.000 claims description 3
- VKFFEYLSKIYTSJ-UHFFFAOYSA-N tetraazanium;phosphonato phosphate Chemical compound [NH4+].[NH4+].[NH4+].[NH4+].[O-]P([O-])(=O)OP([O-])([O-])=O VKFFEYLSKIYTSJ-UHFFFAOYSA-N 0.000 claims description 3
- RYCLIXPGLDDLTM-UHFFFAOYSA-J tetrapotassium;phosphonato phosphate Chemical compound [K+].[K+].[K+].[K+].[O-]P([O-])(=O)OP([O-])([O-])=O RYCLIXPGLDDLTM-UHFFFAOYSA-J 0.000 claims description 3
- 229920000137 polyphosphoric acid Polymers 0.000 claims description 2
- ZDHURYWHEBEGHO-UHFFFAOYSA-N potassiopotassium Chemical compound [K].[K] ZDHURYWHEBEGHO-UHFFFAOYSA-N 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 238000010828 elution Methods 0.000 abstract description 12
- 239000000243 solution Substances 0.000 abstract description 5
- 235000021317 phosphate Nutrition 0.000 description 18
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 12
- 235000010338 boric acid Nutrition 0.000 description 11
- 238000012360 testing method Methods 0.000 description 10
- 230000002378 acidificating effect Effects 0.000 description 9
- 230000000052 comparative effect Effects 0.000 description 8
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 7
- 238000005470 impregnation Methods 0.000 description 7
- 235000011007 phosphoric acid Nutrition 0.000 description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 6
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 6
- 239000004327 boric acid Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 241000219492 Quercus Species 0.000 description 5
- 125000005619 boric acid group Chemical class 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- BTBUEUYNUDRHOZ-UHFFFAOYSA-N Borate Chemical compound [O-]B([O-])[O-] BTBUEUYNUDRHOZ-UHFFFAOYSA-N 0.000 description 4
- 235000016976 Quercus macrolepis Nutrition 0.000 description 4
- 150000004703 alkoxides Chemical class 0.000 description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 229940005740 hexametaphosphate Drugs 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 150000003016 phosphoric acids Chemical class 0.000 description 4
- -1 phosphorus compound Chemical class 0.000 description 4
- 239000011120 plywood Substances 0.000 description 4
- 241000218645 Cedrus Species 0.000 description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 description 3
- 235000019982 sodium hexametaphosphate Nutrition 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000218691 Cupressaceae Species 0.000 description 2
- 240000000731 Fagus sylvatica Species 0.000 description 2
- 235000010099 Fagus sylvatica Nutrition 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
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 2
- 241000018646 Pinus brutia Species 0.000 description 2
- 235000011613 Pinus brutia Nutrition 0.000 description 2
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 2
- 244000086363 Pterocarpus indicus Species 0.000 description 2
- 235000009984 Pterocarpus indicus Nutrition 0.000 description 2
- 229920002125 Sokalan® Polymers 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 2
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 2
- 235000011130 ammonium sulphate Nutrition 0.000 description 2
- 229910021538 borax Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000011094 fiberboard Substances 0.000 description 2
- 230000003301 hydrolyzing effect Effects 0.000 description 2
- 239000000077 insect repellent Substances 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 239000004584 polyacrylic acid Substances 0.000 description 2
- 239000005871 repellent Substances 0.000 description 2
- 230000002940 repellent Effects 0.000 description 2
- 238000007761 roller coating Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 235000010339 sodium tetraborate Nutrition 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000010023 transfer printing Methods 0.000 description 2
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 description 2
- 230000002087 whitening effect Effects 0.000 description 2
- 229910001928 zirconium oxide Inorganic materials 0.000 description 2
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- 241001337993 Agathis <wasp> Species 0.000 description 1
- 235000018185 Betula X alpestris Nutrition 0.000 description 1
- 235000018212 Betula X uliginosa Nutrition 0.000 description 1
- QXNVGIXVLWOKEQ-UHFFFAOYSA-N Disodium Chemical compound [Na][Na] QXNVGIXVLWOKEQ-UHFFFAOYSA-N 0.000 description 1
- 240000007049 Juglans regia Species 0.000 description 1
- 235000009496 Juglans regia Nutrition 0.000 description 1
- 102000006835 Lamins Human genes 0.000 description 1
- 108010047294 Lamins Proteins 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-L Phosphate ion(2-) Chemical compound OP([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-L 0.000 description 1
- 235000008577 Pinus radiata Nutrition 0.000 description 1
- 241000218621 Pinus radiata Species 0.000 description 1
- 241000219000 Populus Species 0.000 description 1
- 239000004111 Potassium silicate Substances 0.000 description 1
- 241000485664 Protortonia cacti Species 0.000 description 1
- 235000015392 Sesbania grandiflora Nutrition 0.000 description 1
- 241001646713 Shorea parvifolia Species 0.000 description 1
- 239000004115 Sodium Silicate Substances 0.000 description 1
- 240000002871 Tectona grandis Species 0.000 description 1
- 241000736892 Thujopsis dolabrata Species 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 241000190021 Zelkova Species 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- WROHAQZYIUQHNL-UHFFFAOYSA-N [Na].[Na].[Na].[P] Chemical compound [Na].[Na].[Na].[P] WROHAQZYIUQHNL-UHFFFAOYSA-N 0.000 description 1
- RWGKHMNNZSISGH-UHFFFAOYSA-M [O-]P(O)(=O)OP(=O)(O)O.[K+].P(=O)(O)(O)O Chemical compound [O-]P(O)(=O)OP(=O)(O)O.[K+].P(=O)(O)(O)O RWGKHMNNZSISGH-UHFFFAOYSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 150000003926 acrylamides Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 150000005215 alkyl ethers Chemical class 0.000 description 1
- PRKQVKDSMLBJBJ-UHFFFAOYSA-N ammonium carbonate Chemical compound N.N.OC(O)=O PRKQVKDSMLBJBJ-UHFFFAOYSA-N 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 150000001639 boron compounds Chemical class 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- VTZCXKGZGDSBQC-UHFFFAOYSA-J diazanium;zirconium(4+);dicarbonate;dihydroxide Chemical compound [NH4+].[NH4+].[OH-].[OH-].[Zr+4].[O-]C([O-])=O.[O-]C([O-])=O VTZCXKGZGDSBQC-UHFFFAOYSA-J 0.000 description 1
- QGBSISYHAICWAH-UHFFFAOYSA-N dicyandiamide Chemical compound NC(N)=NC#N QGBSISYHAICWAH-UHFFFAOYSA-N 0.000 description 1
- 238000007922 dissolution test Methods 0.000 description 1
- 238000009503 electrostatic coating Methods 0.000 description 1
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 150000002357 guanidines Chemical class 0.000 description 1
- 150000002366 halogen compounds Chemical class 0.000 description 1
- 239000011121 hardwood Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 210000005053 lamin Anatomy 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 239000003505 polymerization initiator Substances 0.000 description 1
- NNHHDJVEYQHLHG-UHFFFAOYSA-N potassium silicate Chemical compound [K+].[K+].[O-][Si]([O-])=O NNHHDJVEYQHLHG-UHFFFAOYSA-N 0.000 description 1
- 229910052913 potassium silicate Inorganic materials 0.000 description 1
- 235000019353 potassium silicate Nutrition 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 1
- 229910052911 sodium silicate Inorganic materials 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- SOBHUZYZLFQYFK-UHFFFAOYSA-K trisodium;hydroxy-[[phosphonatomethyl(phosphonomethyl)amino]methyl]phosphinate Chemical compound [Na+].[Na+].[Na+].OP(O)(=O)CN(CP(O)([O-])=O)CP([O-])([O-])=O SOBHUZYZLFQYFK-UHFFFAOYSA-K 0.000 description 1
- 235000020234 walnut Nutrition 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
- 239000013053 water resistant agent Substances 0.000 description 1
- 150000003754 zirconium Chemical class 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
- ATYZRBBOXUWECY-UHFFFAOYSA-N zirconium;hydrate Chemical compound O.[Zr] ATYZRBBOXUWECY-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Chemical And Physical Treatments For Wood And The Like (AREA)
- Fireproofing Substances (AREA)
Abstract
【解決手段】炭酸ジルコニウムアンモニウムを二酸化ジルコニウム換算で2〜40重量%、水溶性リン酸塩を2〜40重量%含有する水溶液(難燃剤)を木質材料に含浸又は塗布すると、処理された木質材料は難燃性に優れ、更に、難燃剤成分の溶出が抑制されることから、外観に優れ、環境にも優しい。本発明には前記難燃剤、該難燃剤による難燃化木質材料の製造方法、該難燃剤処理により得られる難燃化木質材料を包含する。
【選択図】なし
Description
「原田寿郎:建築知識、No.6,99〜100(2004)」
項1.炭酸ジルコニウムアンモニウムを二酸化ジルコニウム換算で2〜40重量%、水溶性リン酸塩を2〜40重量%含有する水溶液である木質材料用難燃剤。
項2.水溶液中に含まれる水溶性リン酸塩量が、二酸化ジルコニウムに換算した炭酸ジルコニウムアンモニウム100重量部に対し33〜300重量部である項1に記載の木質材料用難燃剤。
項3.水溶性リン酸塩量が33〜200重量部である項2に記載の木質材料用難燃剤。
項4.水溶性リン酸塩が、リン酸水素二アンモニウム、リン酸三アンモニウム、二リン酸アンモニウム、メタリン酸アンモニウム、ポリリン酸アンモニウム、ポリメタリン酸アンモニウム、リン酸水素二カリウム、リン酸三カリウム、二リン酸カリウム、メタリン酸カリウム、ポリリン酸カリウム、ポリメタリン酸カリウム、リン酸水素二ナトリウム、リン酸三ナトリウム、二リン酸ナトリウム、メタリン酸ナトリウム、ポリリン酸ナトリウム、ポリメタリン酸ナトリウム、ポリリン酸アンモニウムカリウム混合塩、ポリリン酸アンモニウムナトリウム混合塩、ポリメタリン酸アンモニウムカリウム混合塩及びポリメタリン酸アンモニウムナトリウム混合塩からなる群から選択される少なくとも1種の塩である項1〜3のいずれかに記載の木質材料用難燃剤。
項5.木質材料を項1〜4のいずれかに記載の木質材料用難燃剤に含浸するか、又は木質材料に該難燃剤を塗布することを特徴とする難燃化木質材料の製造方法。
項6.木質材料を項1〜4のいずれかに記載の木質材料用難燃剤に含浸するか、又は木質材料に該難燃剤を塗布することにより製造される難燃化木質材料。
酸性ヘキサメタリン酸ナトリウム(燐化学工業社製)30重量部、アンモニア水(アンモニア分25重量%)15重量部及び水78重量部からなるヘキサメタリン酸アンモニウムナトリウム水溶液を調製し、この水溶液に炭酸ジルコニウムアンモニウム水溶液(二酸化ジルコニウム換算30重量%、アクゾノーベル化学社製)100重量部を配合し、15分間攪拌して難燃剤水溶液(不揮発分(二酸化ジルコニウムに換算したジルコニウム重量とヘキサメタリン酸アンモニウムナトリウム重量との合計重量)30重量%)を調製した。次に、この難燃剤水溶液を重量既知の杉単板(大きさ;幅220mm、長さ220mm、厚さ15mm、含水率15重量%)を耐圧装置を用いて0.765Mpaで1時間加圧含浸処理し、重量を測定し、難燃剤の含浸量を計算後、60℃、80%RHの恒温恒湿器中で48時間乾燥し、難燃化木材を得た。 得られた難燃化木材を、JIS A1321(建築物の内装材料及び工法の難燃性試験方法)に準じて標準温度曲線を超える温度時間面積、単位時間当りの発煙係数及び残炎時間を測定した。
酸性ヘキサメタリン酸ナトリウムを45重量部、アンモニア水を23重量部、水を117重量部使用した以外は実施例1と同じ条件で難燃剤水溶液の調製及び試験を行った。その結果を表1、2に示した。
酸性ヘキサメタリン酸ナトリウムを40重量部、アンモニア水を20重量部、水を153重量部使用し、さらにリン酸三ナトリウム(燐化学工業社製)を20重量部使用してヘキサメタリン酸アンモニウムナトリウムとリン酸三ナトリウムとの混合塩からなる難燃剤水溶液を調製した以外は実施例1と同じ条件で難燃剤水溶液の調製及び試験を行った。その結果を表1、2に示した。
実施例1の難燃剤水溶液の配合を、リン酸水素二アンモニウム30重量部及び水70重量部に変えた以外は実施例1と同一条件で試験し、その結果を表1、2に示した。
炭酸ジルコニウムアンモニウム水溶液を配合しなかった他は実施例1と同一条件で(すなわち、ヘキサメタリン酸アンモニウムナトリウム水溶液を難燃剤として)試験し、その結果を表1、2に示した。
炭酸ジルコニウムアンモニウム水溶液(酸化ジルコニウム換算分30重量%)100重量部にホウ酸(USボラック社製)30重量部及び水70重量部を配合し、攪拌しながら液温40℃で15分間保ち、難燃剤水溶液(30重量%濃度)を調製したが、一日後に沈殿物を生じたため、この中に水73重量部を追加し、沈殿物を溶解し、濃度22重量%とした後、この難燃剤水溶液で実施例1と同様に試験し、その結果を表1、2に示した。
比較例2の難燃剤水溶液の配合を、炭酸ジルコニウムアンモニウム水溶液(酸化ジルコニウム換算分30重量%)100重量部、ホウ酸15重量部、ホウ酸ナトリウム(Na2B8O13.4H2O、USボラック社製)15重量部及び水143重量部に変えて、実施例1と同様に試験し、その結果を表1、2に示した。
Claims (6)
- 炭酸ジルコニウムアンモニウムを二酸化ジルコニウム換算で2〜40重量%、水溶性リン酸塩を2〜40重量%含有する水溶液である木質材料用難燃剤。
- 水溶液中に含まれる水溶性リン酸塩量が、二酸化ジルコニウムに換算した炭酸ジルコニウムアンモニウム100重量部に対し33〜300重量部である請求項1に記載の木質材料用難燃剤。
- 水溶性リン酸塩量が33〜200重量部である請求項2に記載の木質材料用難燃剤。
- 水溶性リン酸塩が、リン酸水素二アンモニウム、リン酸三アンモニウム、二リン酸アンモニウム、メタリン酸アンモニウム、ポリリン酸アンモニウム、ポリメタリン酸アンモニウム、リン酸水素二カリウム、リン酸三カリウム、二リン酸カリウム、メタリン酸カリウム、ポリリン酸カリウム、ポリメタリン酸カリウム、リン酸水素二ナトリウム、リン酸三ナトリウム、二リン酸ナトリウム、メタリン酸ナトリウム、ポリリン酸ナトリウム、ポリメタリン酸ナトリウム、ポリリン酸アンモニウムカリウム混合塩、ポリリン酸アンモニウムナトリウム混合塩、ポリメタリン酸アンモニウムカリウム混合塩及びポリメタリン酸アンモニウムナトリウム混合塩からなる群から選択される少なくとも1種の塩である請求項1〜3のいずれかに記載の木質材料用難燃剤。
- 木質材料を請求項1〜4のいずれかに記載の木質材料用難燃剤に含浸するか、又は木質材料に該難燃剤を塗布することを特徴とする難燃化木質材料の製造方法。
- 木質材料を請求項1〜4のいずれかに記載の木質材料用難燃剤に含浸するか、又は木質材料に該難燃剤を塗布することにより製造される難燃化木質材料。
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