CN104870537A - 阻燃性发泡苯乙烯系树脂组合物 - Google Patents
阻燃性发泡苯乙烯系树脂组合物 Download PDFInfo
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- CN104870537A CN104870537A CN201380066139.XA CN201380066139A CN104870537A CN 104870537 A CN104870537 A CN 104870537A CN 201380066139 A CN201380066139 A CN 201380066139A CN 104870537 A CN104870537 A CN 104870537A
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- Prior art keywords
- flame
- retardant
- styrene resin
- resin composition
- bis
- Prior art date
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- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 title claims abstract description 73
- 239000003063 flame retardant Substances 0.000 title claims abstract description 59
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 41
- 239000011342 resin composition Substances 0.000 title claims abstract description 15
- 229920005989 resin Polymers 0.000 claims abstract description 40
- 239000011347 resin Substances 0.000 claims abstract description 40
- GDVKFRBCXAPAQJ-UHFFFAOYSA-A dialuminum;hexamagnesium;carbonate;hexadecahydroxide Chemical class [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Mg+2].[Al+3].[Al+3].[O-]C([O-])=O GDVKFRBCXAPAQJ-UHFFFAOYSA-A 0.000 claims abstract description 22
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910021536 Zeolite Inorganic materials 0.000 claims abstract description 15
- 239000010457 zeolite Substances 0.000 claims abstract description 15
- 239000000203 mixture Substances 0.000 claims abstract description 13
- -1 (2,3-dibromopropyl) isocyanuric acid ester Chemical class 0.000 claims description 41
- 229910001701 hydrotalcite Inorganic materials 0.000 claims description 21
- 229960001545 hydrotalcite Drugs 0.000 claims description 21
- 239000011701 zinc Substances 0.000 claims description 20
- 238000005187 foaming Methods 0.000 claims description 18
- 229910052725 zinc Inorganic materials 0.000 claims description 18
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 16
- 238000012986 modification Methods 0.000 claims description 16
- 230000004048 modification Effects 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 238000001125 extrusion Methods 0.000 claims description 13
- ZITDOJMAOFWSQI-UHFFFAOYSA-N 4-(2,3,4-tribromophenoxy)triazine Chemical compound BrC1=C(Br)C(Br)=CC=C1OC1=CC=NN=N1 ZITDOJMAOFWSQI-UHFFFAOYSA-N 0.000 claims description 4
- 238000010097 foam moulding Methods 0.000 claims description 4
- 239000004593 Epoxy Substances 0.000 claims description 2
- 238000007493 shaping process Methods 0.000 claims description 2
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 abstract description 8
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 abstract description 8
- 229910052794 bromium Inorganic materials 0.000 abstract description 8
- CMQUQOHNANGDOR-UHFFFAOYSA-N 2,3-dibromo-4-(2,4-dibromo-5-hydroxyphenyl)phenol Chemical compound BrC1=C(Br)C(O)=CC=C1C1=CC(O)=C(Br)C=C1Br CMQUQOHNANGDOR-UHFFFAOYSA-N 0.000 abstract description 5
- 239000004088 foaming agent Substances 0.000 abstract description 3
- XUMFBUWGVLTWTH-UHFFFAOYSA-N 1,2-dibromo-3-(2,3-dibromo-2-methylpropoxy)-2-methylpropane Chemical compound BrCC(Br)(C)COCC(C)(Br)CBr XUMFBUWGVLTWTH-UHFFFAOYSA-N 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 description 21
- 239000006260 foam Substances 0.000 description 14
- 238000000465 moulding Methods 0.000 description 12
- 239000011777 magnesium Substances 0.000 description 9
- FKRCODPIKNYEAC-UHFFFAOYSA-N ethyl propionate Chemical compound CCOC(=O)CC FKRCODPIKNYEAC-UHFFFAOYSA-N 0.000 description 8
- 239000000126 substance Substances 0.000 description 8
- DEIGXXQKDWULML-UHFFFAOYSA-N 1,2,5,6,9,10-hexabromocyclododecane Chemical compound BrC1CCC(Br)C(Br)CCC(Br)C(Br)CCC1Br DEIGXXQKDWULML-UHFFFAOYSA-N 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000003381 stabilizer Substances 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 229920001577 copolymer Polymers 0.000 description 6
- 239000004793 Polystyrene Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 239000002667 nucleating agent Substances 0.000 description 5
- 150000003014 phosphoric acid esters Chemical class 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 4
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 4
- 239000005977 Ethylene Substances 0.000 description 4
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerol Natural products OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
- 235000014113 dietary fatty acids Nutrition 0.000 description 4
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 4
- 239000000194 fatty acid Substances 0.000 description 4
- 229930195729 fatty acid Natural products 0.000 description 4
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 4
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 4
- HGTUJZTUQFXBIH-UHFFFAOYSA-N (2,3-dimethyl-3-phenylbutan-2-yl)benzene Chemical class C=1C=CC=CC=1C(C)(C)C(C)(C)C1=CC=CC=C1 HGTUJZTUQFXBIH-UHFFFAOYSA-N 0.000 description 3
- XMNIXWIUMCBBBL-UHFFFAOYSA-N 2-(2-phenylpropan-2-ylperoxy)propan-2-ylbenzene Chemical compound C=1C=CC=CC=1C(C)(C)OOC(C)(C)C1=CC=CC=C1 XMNIXWIUMCBBBL-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 150000004665 fatty acids Chemical class 0.000 description 3
- PQNFLJBBNBOBRQ-UHFFFAOYSA-N indane Chemical compound C1=CC=C2CCCC2=C1 PQNFLJBBNBOBRQ-UHFFFAOYSA-N 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 3
- 229920002223 polystyrene Polymers 0.000 description 3
- 229920005990 polystyrene resin Polymers 0.000 description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 description 3
- 239000000454 talc Substances 0.000 description 3
- 235000012222 talc Nutrition 0.000 description 3
- 229910052623 talc Inorganic materials 0.000 description 3
- WESVFLQWZCBKSK-UHFFFAOYSA-N (1,1,3-tribromo-2,2-dimethylpropyl) dihydrogen phosphate Chemical compound BrCC(C)(C)C(Br)(Br)OP(O)(O)=O WESVFLQWZCBKSK-UHFFFAOYSA-N 0.000 description 2
- JHPBZFOKBAGZBL-UHFFFAOYSA-N (3-hydroxy-2,2,4-trimethylpentyl) 2-methylprop-2-enoate Chemical compound CC(C)C(O)C(C)(C)COC(=O)C(C)=C JHPBZFOKBAGZBL-UHFFFAOYSA-N 0.000 description 2
- OZHJEQVYCBTHJT-UHFFFAOYSA-N 1,2,3,4,5-pentabromo-6-methylbenzene Chemical compound CC1=C(Br)C(Br)=C(Br)C(Br)=C1Br OZHJEQVYCBTHJT-UHFFFAOYSA-N 0.000 description 2
- LLVVSBBXENOOQY-UHFFFAOYSA-N 1,2,3,4,5-pentabromobenzene Chemical compound BrC1=CC(Br)=C(Br)C(Br)=C1Br LLVVSBBXENOOQY-UHFFFAOYSA-N 0.000 description 2
- YUAPUIKGYCAHGM-UHFFFAOYSA-N 1,2-dibromo-3-(2,3-dibromopropoxy)propane Chemical compound BrCC(Br)COCC(Br)CBr YUAPUIKGYCAHGM-UHFFFAOYSA-N 0.000 description 2
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 2
- CWZVMVIHYSYLSI-UHFFFAOYSA-N 1,3-dibromo-5-[3,5-dibromo-4-(2,3-dibromopropoxy)phenyl]sulfonyl-2-(2,3-dibromopropoxy)benzene Chemical compound C1=C(Br)C(OCC(Br)CBr)=C(Br)C=C1S(=O)(=O)C1=CC(Br)=C(OCC(Br)CBr)C(Br)=C1 CWZVMVIHYSYLSI-UHFFFAOYSA-N 0.000 description 2
- QRFTXHFUNIFHST-UHFFFAOYSA-N 4,5,6,7-tetrabromoisoindole-1,3-dione Chemical compound BrC1=C(Br)C(Br)=C2C(=O)NC(=O)C2=C1Br QRFTXHFUNIFHST-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 2
- GHKOFFNLGXMVNJ-UHFFFAOYSA-N Didodecyl thiobispropanoate Chemical compound CCCCCCCCCCCCOC(=O)CCSCCC(=O)OCCCCCCCCCCCC GHKOFFNLGXMVNJ-UHFFFAOYSA-N 0.000 description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 125000004177 diethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 2
- ZJIPHXXDPROMEF-UHFFFAOYSA-N dihydroxyphosphanyl dihydrogen phosphite Chemical class OP(O)OP(O)O ZJIPHXXDPROMEF-UHFFFAOYSA-N 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- POULHZVOKOAJMA-UHFFFAOYSA-N dodecanoic acid Chemical compound CCCCCCCCCCCC(O)=O POULHZVOKOAJMA-UHFFFAOYSA-N 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- CAYGQBVSOZLICD-UHFFFAOYSA-N hexabromobenzene Chemical compound BrC1=C(Br)C(Br)=C(Br)C(Br)=C1Br CAYGQBVSOZLICD-UHFFFAOYSA-N 0.000 description 2
- 239000003999 initiator Substances 0.000 description 2
- IWDCLRJOBJJRNH-UHFFFAOYSA-N p-cresol Chemical compound CC1=CC=C(O)C=C1 IWDCLRJOBJJRNH-UHFFFAOYSA-N 0.000 description 2
- 229940059574 pentaerithrityl Drugs 0.000 description 2
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
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- 150000003839 salts Chemical class 0.000 description 2
- 239000012756 surface treatment agent Substances 0.000 description 2
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 description 2
- HVLLSGMXQDNUAL-UHFFFAOYSA-N triphenyl phosphite Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)OC1=CC=CC=C1 HVLLSGMXQDNUAL-UHFFFAOYSA-N 0.000 description 2
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- YEYCMBWKTZNPDH-UHFFFAOYSA-N (2,2,6,6-tetramethylpiperidin-4-yl) benzoate Chemical compound C1C(C)(C)NC(C)(C)CC1OC(=O)C1=CC=CC=C1 YEYCMBWKTZNPDH-UHFFFAOYSA-N 0.000 description 1
- WRIDQFICGBMAFQ-UHFFFAOYSA-N (E)-8-Octadecenoic acid Natural products CCCCCCCCCC=CCCCCCCC(O)=O WRIDQFICGBMAFQ-UHFFFAOYSA-N 0.000 description 1
- LVGUZGTVOIAKKC-UHFFFAOYSA-N 1,1,1,2-tetrafluoroethane Chemical compound FCC(F)(F)F LVGUZGTVOIAKKC-UHFFFAOYSA-N 0.000 description 1
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- YHMYGUUIMTVXNW-UHFFFAOYSA-N 1,3-dihydrobenzimidazole-2-thione Chemical compound C1=CC=C2NC(S)=NC2=C1 YHMYGUUIMTVXNW-UHFFFAOYSA-N 0.000 description 1
- QNVMGDPERVTIMZ-UHFFFAOYSA-N 1-(1,2,2,6,6-pentamethylpiperidin-4-yl)butane-1,2,3,4-tetracarboxylic acid Chemical class CN1C(C)(C)CC(C(C(C(CC(O)=O)C(O)=O)C(O)=O)C(O)=O)CC1(C)C QNVMGDPERVTIMZ-UHFFFAOYSA-N 0.000 description 1
- MEEHIBIOOFBRDM-UHFFFAOYSA-N 1-(2,2,6,6-tetramethylpiperidin-4-yl)butane-1,2,3,4-tetracarboxylic acid Chemical class CC1(C)CC(C(C(C(CC(O)=O)C(O)=O)C(O)=O)C(O)=O)CC(C)(C)N1 MEEHIBIOOFBRDM-UHFFFAOYSA-N 0.000 description 1
- BOUGCJDAQLKBQH-UHFFFAOYSA-N 1-chloro-1,2,2,2-tetrafluoroethane Chemical compound FC(Cl)C(F)(F)F BOUGCJDAQLKBQH-UHFFFAOYSA-N 0.000 description 1
- OEVVKKAVYQFQNV-UHFFFAOYSA-N 1-ethenyl-2,4-dimethylbenzene Chemical compound CC1=CC=C(C=C)C(C)=C1 OEVVKKAVYQFQNV-UHFFFAOYSA-N 0.000 description 1
- NVZWEEGUWXZOKI-UHFFFAOYSA-N 1-ethenyl-2-methylbenzene Chemical compound CC1=CC=CC=C1C=C NVZWEEGUWXZOKI-UHFFFAOYSA-N 0.000 description 1
- BSZXAFXFTLXUFV-UHFFFAOYSA-N 1-phenylethylbenzene Chemical compound C=1C=CC=CC=1C(C)C1=CC=CC=C1 BSZXAFXFTLXUFV-UHFFFAOYSA-N 0.000 description 1
- QEDJMOONZLUIMC-UHFFFAOYSA-N 1-tert-butyl-4-ethenylbenzene Chemical compound CC(C)(C)C1=CC=C(C=C)C=C1 QEDJMOONZLUIMC-UHFFFAOYSA-N 0.000 description 1
- ZZNRIAJJKFZXIX-UHFFFAOYSA-N 2,2-bis(hydroxymethyl)henicosane-1,3-diol dihydroxyphosphanyl dihydrogen phosphite Chemical class OP(O)OP(O)O.C(CCCCCCCCCCCCCCCCC)C(O)C(CO)(CO)CO ZZNRIAJJKFZXIX-UHFFFAOYSA-N 0.000 description 1
- 239000000263 2,3-dihydroxypropyl (Z)-octadec-9-enoate Substances 0.000 description 1
- BDFBPPCACYFGFA-UHFFFAOYSA-N 2,4,6-tris(2,4,6-tribromophenoxy)-1,3,5-triazine Chemical compound BrC1=CC(Br)=CC(Br)=C1OC1=NC(OC=2C(=CC(Br)=CC=2Br)Br)=NC(OC=2C(=CC(Br)=CC=2Br)Br)=N1 BDFBPPCACYFGFA-UHFFFAOYSA-N 0.000 description 1
- BIOCRZSYHQYVSG-UHFFFAOYSA-N 2-(4-ethenylphenyl)-n,n-diethylethanamine Chemical compound CCN(CC)CCC1=CC=C(C=C)C=C1 BIOCRZSYHQYVSG-UHFFFAOYSA-N 0.000 description 1
- TVWGHFVGFWIHFN-UHFFFAOYSA-N 2-hexadecan-2-yl-4,6-dimethylphenol Chemical compound CCCCCCCCCCCCCCC(C)C1=CC(C)=CC(C)=C1O TVWGHFVGFWIHFN-UHFFFAOYSA-N 0.000 description 1
- LQJBNNIYVWPHFW-UHFFFAOYSA-N 20:1omega9c fatty acid Natural products CCCCCCCCCCC=CCCCCCCCC(O)=O LQJBNNIYVWPHFW-UHFFFAOYSA-N 0.000 description 1
- SSADPHQCUURWSW-UHFFFAOYSA-N 3,9-bis(2,6-ditert-butyl-4-methylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane Chemical compound CC(C)(C)C1=CC(C)=CC(C(C)(C)C)=C1OP1OCC2(COP(OC=3C(=CC(C)=CC=3C(C)(C)C)C(C)(C)C)OC2)CO1 SSADPHQCUURWSW-UHFFFAOYSA-N 0.000 description 1
- VWZKHKRVSXWHAC-UHFFFAOYSA-N 3-($l^{1}-oxidanylmethyl)heptane Chemical compound CCCCC(CC)C[O] VWZKHKRVSXWHAC-UHFFFAOYSA-N 0.000 description 1
- FRIBMENBGGCKPD-UHFFFAOYSA-N 3-(2,3-dimethoxyphenyl)prop-2-enal Chemical compound COC1=CC=CC(C=CC=O)=C1OC FRIBMENBGGCKPD-UHFFFAOYSA-N 0.000 description 1
- LXPSYLSFEIGSMD-UHFFFAOYSA-N 3-(3-oxo-3-tetradecoxypropyl)sulfanylpropanoic acid Chemical compound CCCCCCCCCCCCCCOC(=O)CCSCCC(O)=O LXPSYLSFEIGSMD-UHFFFAOYSA-N 0.000 description 1
- YOALMMLWFAFISJ-UHFFFAOYSA-N 3-(3-oxo-3-tridecoxypropyl)sulfanylpropanoic acid Chemical compound CCCCCCCCCCCCCOC(=O)CCSCCC(O)=O YOALMMLWFAFISJ-UHFFFAOYSA-N 0.000 description 1
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- 239000004604 Blowing Agent Substances 0.000 description 1
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- OHZKZLDEKHDBPI-UHFFFAOYSA-N C(CCCCCCCCC)P(O)(O)O Chemical class C(CCCCCCCCC)P(O)(O)O OHZKZLDEKHDBPI-UHFFFAOYSA-N 0.000 description 1
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- VOPWNXZWBYDODV-UHFFFAOYSA-N Chlorodifluoromethane Chemical compound FC(F)Cl VOPWNXZWBYDODV-UHFFFAOYSA-N 0.000 description 1
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- 239000005639 Lauric acid Substances 0.000 description 1
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Classifications
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Abstract
本发明提供一种通过少量添加含溴阻燃剂来具有高阻燃性和热稳定性且可再循环的阻燃性发泡苯乙烯系树脂组合物。本发明的阻燃性发泡苯乙烯系树脂组合物含有:(A)苯乙烯系树脂;(B)四溴双酚A-双(2,3-二溴-2-甲基丙基醚)(B1)与其以外的含溴阻燃剂(B2)的混合物;(C)锌改性水滑石;(D)沸石;以及(G)发泡剂,该阻燃性发泡苯乙烯系树脂组合物中,相对于每100重量份的苯乙烯系树脂(A),含有0.005~0.08重量份的(C)锌改性水滑石。
Description
技术领域
本发明涉及通过在挤出机内熔融、将发泡剂压入熔融物中并挤出从而成形为发泡体的阻燃性发泡苯乙烯系树脂组合物。
背景技术
苯乙烯系树脂发泡体的重量轻,因此在家电产品、建材等的隔热用途、压重填土(counterweight fill works)等的土木用途等各种各样的领域中使用。
苯乙烯系树脂由碳和氢构成,因此具有一旦着火会产生黑烟并剧烈燃烧的性质。因此,根据用途,有时需要添加阻燃剂使其阻燃化。例如,对于作为隔热材料使用的挤出发泡苯乙烯成形体,必须通过JISA 9511的燃烧试验。并且,根据消防法,氧指数不足26.0的合成树脂发泡体被视为指定可燃物,超过20m3的发泡体的储存、搬运和移送都有严格的规定,事实上没有市场性。
至今为止,用挤出法进行的苯乙烯系树脂发泡体的阻燃化中,使用以较少量的添加量能得到期望的阻燃效果的六溴环十二烷(HBCD)。但是,HBCD的热稳定性低,在将含有其的树脂组合物加热到熔融温度时所产生的分解产物(HBr)会引起树脂着色等而使品质劣化,还会引起促进装置的腐蚀的问题。此外,期望发泡体和其制造时所产生的废料能够在新发泡体的制造中再利用,但HBCD这样的热稳定性低的阻燃剂会促进熔融时树脂的着色、解聚,会劣化成不适合再利用的树脂。
已有提出在挤出发泡苯乙烯系树脂发泡体中使用其他溴系阻燃剂来代替HBCD,其一是四溴双酚A-双(2,3-二溴-2-甲基丙基醚)。该物质有与HBCD匹敌的阻燃效果,但是热稳定性低。因此,为了得到氧指数26.0以上的阻燃性,本申请人提出,通过使用(B2)四溴双酚A-双(2,3-二溴丙基醚)或者三(2,3-二溴丙基)异氰脲酸酯来取代(B1)四溴双酚A-双(2,3-二溴-2-甲基丙基醚)的一部分,从而与单独使用(B1)的情况相比较,能够防止以分子量下降率为代表的树脂的劣化。在其他的专利文献中也提出了将上述阻燃剂混合物用在苯乙烯系树脂的挤出发泡体中。
在先技术文献
专利文献
专利文献1:特开2010-275528号公报
专利文献2:特开2012-107227号公报
专利文献3:特开2012-136674号公报
专利文献4:特开2012-136675号公报
发明内容
通过在苯乙烯系树脂挤出发泡体的阻燃化中并用上述阻燃剂,从而能够得到与以相同添加量单独添加(B1)而实现的阻燃性相匹敌、且热稳定性得到改善后的发泡体,但是期待能够进一步提高以着色和分子量下降率为代表的热稳定性。而且,还期待对阻燃剂的探究,该阻燃剂与阻燃剂(B1)并用,能够用与单独使用阻燃剂(B1)相同水平的添加量达到与其相匹敌的阻燃效果,并且能够更近一步提高稳定性。本发明以满足这一愿望为课题。
为了解决上述课题,本发明提供一种阻燃性发泡苯乙烯系树脂组合物,其特征在于,含有:(A)苯乙烯系树脂;(B)四溴双酚A-双(2,3-二溴-2-甲基丙基醚)(B1)与其以外的含溴阻燃剂(B2)的混合物;(C)锌改性水滑石;(D)沸石;以及(G)发泡剂,并且,阻燃性发泡苯乙烯系树脂组合物中,相对于每100重量份的苯乙烯系树脂(A),含有0.005~0.08重量份的(C)锌改性水滑石。
优选的具体例中,(B1)以外的含溴阻燃剂包括:四溴双酚A-双(2,3-二溴丙基醚)、三(2,3-二溴丙基)异氰脲酸酯、四溴双酚S-双(2,3-二溴丙基醚)、四溴双酚F-双(2,3-二溴丙基醚)、四溴双酚A、六溴苯、五溴甲苯、聚溴二苯基醚、聚溴苯基乙烷、双聚溴苯氧基乙烷、三(三溴苯氧基)三嗪、聚溴苯氧基二氢化茚、聚五溴苯甲基丙烯酸酯、乙撑双四溴邻苯二甲酰亚胺、三(三溴新戊基)磷酸酯、溴化环氧树脂低聚物。
本发明所说的“锌改性水滑石”是指,水滑石Mg6Al2(OH)16(CO3)·4H2O中一部分Mg被Zn取代后的层状双氢氧化物,由通式[MgaZnbAlx(OH)2]x+(An-)x/n·mH2O表示,此处,0.5≤a+b<1.0,0<x≤0.5,a+b=1-x,m为正数,A为n价阴离子。优选阴离子为碳酸根离子CO3 2-。
发明效果
作为苯乙烯系树脂的挤出发泡体的阻燃剂进行添加时,即使在通过四溴双酚A-双(2,3-二溴-2-甲基丙基醚)(B1)与其他含溴阻燃剂(B2)的并用不能够达到期望的阻燃性水平,通过少量添加锌改性水滑石和沸石也能够达到期望的阻燃性水平,同时能够将以发泡体的着色和树脂的分子量降低为代表的热稳定性改善到不妨碍再利用的程度。
具体实施方式
本发明的(A)苯乙烯系树脂例如是:苯乙烯的均聚物、苯乙烯与邻甲基苯乙烯、间甲基苯乙烯、对甲基苯乙烯、2,4-二甲基苯乙烯、乙基苯乙烯、对叔丁基苯乙烯,α-甲基苯乙烯、α-甲基-对甲基苯乙烯、1,1-二苯基乙烯、对-(N,N-二乙基氨基乙基)苯乙烯、对-(N,N-二乙基氨基甲基)苯乙烯等的共聚物,还有其混合物,优选含有苯乙烯单体50重量%以上,典型的是聚苯乙烯。
并且,上述苯乙烯系树脂也可以配合橡胶状聚合物。作为橡胶状聚合物,例如可以举出:聚丁二烯、聚异戊二烯、苯乙烯-丁二烯共聚物、苯乙烯-异戊二烯共聚物、丙烯腈-丁二烯共聚物、苯乙烯-异丁烯-丁二烯系共聚物、丁二烯-(甲基)丙烯酸酯共聚物、苯乙烯-丁二烯嵌段共聚物、苯乙烯-异戊二烯嵌段共聚物、丁基橡胶、乙烯-α-烯烃系共聚物(乙烯-丙烯橡胶)、乙烯-α-烯烃-多烯共聚物(乙烯-丙烯-二烯橡胶)、硅酮橡胶、丙烯酸系橡胶、氢化二烯系橡胶(氢化苯乙烯-丁二烯嵌段共聚物、氢化丁二烯系共聚物等)等。这些橡胶状聚合物可以单独使用,也可以两种以上混合使用。其使用量,在单体成分中优选为30重量%以下,更优选20重量%以下。
作为本发明的阻燃剂(B),使用(B1)四溴双酚A-双(2,3-二溴-2-甲基丙基醚)和其以外的含溴阻燃剂(B2)的混合物。其以外的含溴阻燃剂(B2)的具体例子包括:四溴双酚A-双(2,3-二溴丙基醚)、三(2,3-二溴丙基)异氰脲酸酯、四溴双酚S-双(2,3-二溴丙基醚)、四溴双酚F-双(2,3-二溴丙基醚)、四溴双酚A、六溴苯、五溴甲苯、聚溴二苯基醚、聚溴二苯基乙烷、双聚溴苯氧基乙烷、三(三溴苯氧基)三嗪、聚溴苯基二氢化茚、聚五溴苯甲基丙烯酸酯、乙撑双四溴邻苯二甲酰亚胺、三(三溴新戊基)磷酸酯、溴化环氧树脂低聚物。也可将阻燃剂(B2)与磷酸三苯酯、磷酸三甲苯酚酯、磷酸三二甲苯酯等磷酸酯、或硅酮、氢氧化镁等的水合金属化合物等并用。阻燃剂(B2)可以组合2种以上使用。作为阻燃剂(B2)优选使用四溴双酚A-双(2,3-二溴丙基醚)、或者三(2,3-二溴丙基)异氰脲酸酯。
相对于每100重量份的苯乙烯系树脂,阻燃剂(B1)和(B2)的合计量为1~10重量份,优选1~6重量份。混合物中的阻燃剂(B1)与(B2)的比,以重量基准计,为3/97~60/40,优选为10/90~40/60,通过使混合比在该范围内,从而能够实现高阻燃性和热稳定性。
本发明的最大特征在于,在将苯乙烯系树脂挤出发泡体用阻燃剂(B1)和(B2)的混合物进行阻燃化时,分别微量添加(C)锌改性水滑石和(D)沸石,即,相对于每100重量份的苯乙烯系树脂(A),添加(C)锌改性水滑石0.005~0.08重量份,优选为0.01~0.05重量份,相对于每100重量份的苯乙烯系树脂(A),添加(D)沸石优选为0.005~1.0重量份,更优选0.01~0.5,进一步优选0.01~0.2重量份。由此,不仅能够提高含有阻燃剂(B1)和(B2)的混合物的树脂组合物的热稳定性,而且意外地发现与不含锌改性水滑石(C)和沸石(D)中的一者或两者的苯乙烯系树脂挤出发泡体相比,在阻燃剂(B1)和(B2)的相同添加量时,阻燃性更高。迄今为止,已知锌改性水滑石作为聚氯乙烯树脂的热稳定剂、沸石作为发泡聚苯乙烯的气泡调整剂、在作为将水作为发泡剂的使用时的分散剂、还作为HBCD等溴系阻燃剂的稳定剂使用,但是可提高含有阻燃剂(B1)的发泡苯乙烯系树脂组合物的阻燃性是未知的。
锌改性水滑石是由通式
[MgaZnbAlx(OH)2]x+(An-)x/n·mH2O
表示的层状双氢氧化物,此处,0.5≤a+b<1.0,0<x≤0.5,a+b=1-x,m为正数,A为n价阴离子,典型的是碳酸根离子CO3 2-。如上式所示,金属双氢氧化物基本层的正电荷与中间层的阴离子的负电荷平衡,整体呈现电中性。
具有通式Mg3ZnAl2(OH)12CO3·mH2O的锌改性水滑石由协和化学工业(株)提供,其商品名是ZHT-4A,并具有通式Mg3.5Zn0.5Alz(OH)12CO3·3H2O的锌改性水滑石由堺化学工业(株)提供,其商品名为STABIACE HT-7。Mg和Zn相对于Al的原子比与这些市售品不同的锌改性水滑石,能够通过称为共沉淀法的公知方法由Mg、Zn和Al的水溶性盐来合成。
众所周知,沸石为具有示性式(结构简式)M2/nO·Al2O3·xSiO2·yH2O,且M=Na、K、Ca、Ba,n为M的价数,x=2~10,y=2~7的矿物。虽然存在天然品,但是优选杂质少品质稳定、粒径整齐的合成品。
为了能够在苯乙烯系树脂中均匀分散,锌改性水滑石和沸石可以使用经表面处理剂处理过的物质。这样的表面处理剂的例子可以举出:硬脂酸、油酸、月桂酸等高级脂肪酸、硬脂酸钠、油酸钠等高级脂肪酸金属盐、月桂基苯磺酸钠等阴离子表面活性剂、乙烯基三乙氧基硅烷、γ-甲基丙烯酰基丙基三乙氧基硅烷等硅烷偶联剂、异丙基三异硬脂酰基钛酸酯、异丙基十三烷基苯磺酰基钛酸酯等钛酸酯偶联剂、甘油单硬脂酸酯、甘油单油酸酯等甘油脂肪酸酯、硬脂酸酰胺等高级脂肪酸酰胺以及蜡类。
在本发明的阻燃性苯乙烯系树脂发泡体组合物中,还可以配合(E)热稳定剂。通过配合热稳定剂,从而能够进一步提高热稳定性。作为这样的热稳定剂,例如可以举出:亚磷酸酯、硫醚化合物、受阻酚化合物、受阻胺化合物、有机锡化合物、磷酸酯以及水滑石等。
作为亚磷酸酯化合物,例如可以举出:三(2,4-二叔丁基苯基)亚磷酸酯、双(2,4-二叔丁基苯基)季戊四醇二亚磷酸酯、双[2,4-双(1,1-二甲基乙基)-6-甲基苯基]乙基酯亚磷酸、四(2,4-二叔丁基苯基)[1,1-联苯基]-4,4’-二基双亚磷酸酯、双(壬基苯基)季戊四醇二亚磷酸酯、双硬脂基季戊四醇二亚磷酸酯、双(2,6-二叔丁基-4-甲基苯基)季戊四醇二亚磷酸酯、2,2’-亚甲基双(4,6-二叔丁基1-1苯基氧基)(2-乙基己基氧基)磷、四(十三烷基)-4,4’-亚丁基-双(2-叔丁基-5-甲基苯基)二亚磷酸酯、六(十三烷基)-1,1,3-三(3-叔丁基-6-甲基-4-氧基苯基)-3-甲基丙烷三亚磷酸酯、单(二壬基苯基)单-对壬基苯基亚磷酸酯、三(单壬基苯基)亚磷酸酯、四烷基(C=12~16)-4,4’-亚异丙基-(双苯基)二亚磷酸酯、亚磷酸单或二苯基单或二烷基(或烷氧基烷基,C=8~13)、二苯基异癸基亚磷酸酯、三癸基亚磷酸酯、三苯基亚磷酸酯等。
作为硫醚化合物,例如可以举出:二月桂基-3,3’-硫代二丙酸酯、二肉豆蔻基-3,3’-硫代二丙酸酯、二硬脂基-3,3’-硫代二丙酸酯、季戊四醇四(3-月桂基硫丙酸酯)(ペンタエリストリルテトラキス(3-ラウリルチオプロピオネート))、二(十三烷基)-3,3’-硫代二丙酸酯、2-巯基苯并咪唑等。
作为受阻酚化合物,例如可以举出:1,6-己二醇-双[3-(3,5-叔丁基-4-羟基苯基)丙酸酯]、三乙二醇-双[3-(3-叔丁基-5-甲基-4-羟基苯基)丙酸酯]、甘油三[3-(3,5-二叔丁基-4-羟基苯基)-丙酸酯]、季戊四醇四[3-(3,5-二叔丁基-4-羟基苯基)丙酸酯]、十八烷基-3-(3,5-叔丁基-4-羟基苯基)丙酸酯、硫代二乙撑双[3-(3,5-二叔丁基-4-羟基苯基)丙酸酯]、N,N’-己烷-1,6-二基双[3-(3,5-二叔丁基-4-羟基苯基)丙酰胺]、2,4-二甲基-6-(1-甲基十五烷基)苯酚、二乙基[[3,5-双(1,1-二甲基乙基)-4-羟基苯基]甲基]膦酸酯、二乙基双[[3,5-双(1,1-二甲基乙基)-4-羟基苯基]甲基]膦酸钙、3,3’,3”,5,5’,5”-六叔丁基-a,a’,a”-(均三甲苯-2,4,6-三基)三对甲酚、4,6-双(辛基硫基甲基)-邻甲酚、乙撑双(氧基乙撑)双[3-(5-叔丁基-4-羟基-间甲苯基)丙酸酯]、六甲撑双[3-(3,5-二叔丁基-4-羟基苯基)丙酸酯]、1,3,5-三(3,5-二叔丁基-4-羟基苯甲基)-1,3,5-三嗪-2,4,6(1H,3H,5H)-三酮、1,3,5-三[(4-叔丁基-3-羟基-2,6-二甲苯基)甲基]-1,3,5-三嗪-2,4,6(1H,3H,5H)-三酮、2,6-二叔丁基-4-(4,6-双(辛基硫基)-1,3,5-三嗪-2-基氨基)苯酚等。
受阻胺化合物的例子包括:4-苯甲酰氧基-2,2,6,6-四甲基哌啶、双(2,2,6,6-四甲基-4-哌啶基)癸二酸酯、双(1,2,2,6,6-五甲基-4-哌啶基)癸二酸酯、双(1,2,2,6,6-五甲基-4-哌啶基)-2-(3,5-二叔丁基-4-羟基苯甲基-2-正丁基丙二酸酯、四(2,2,6,6-四甲基-4-哌啶基-1,2,3,4-丁烷四羧酸酯、四(1,2,2,6,6-五甲基-4-哌啶基)-1,2,3,4-丁烷四羧酸酯等。
有机锡化合物的例子包括:二月桂酸二辛基锡、马来酸二辛基锡,磷酸酯的例子包括:三苯基磷酸酯、三甲酚基磷酸酯、三甲苯基磷酸酯等。
具有通式Mg1-xAlx(OH)2·(CO3)x/2·mH2O的水滑石化合物(式中,0<x≤0.5,m为正数)也可以添加作为热稳定剂。作为一个例子,具有通式Mg4.3Al2(OH)12.6CO3·mH2O的合成水滑石由协和化学工业(株)提供,商品名为DHT-4A。
对于使用上述热稳定剂(E)时的添加量,每100重量份苯乙烯系树脂(A),优选为0.01~0.5重量份。
已知溴系阻燃剂的阻燃效果可通过(F)自由基引发剂或者酞菁金属络合物而增强。这样的自由基引发剂的例子包含:过氧化异丙苯、氢过氧化异丙苯、二叔丁基过氧化物、二叔己基过氧化物、2,5-二甲基-2,5-二(叔丁基过氧化物)-己炔-3、二异丙苯过氧化物、2,3-二甲基-2,3-二苯基丁烷等,酞菁金属络合物的例子为:酞菁铁、酞菁锰、酞菁钴等。优选二异丙苯过氧化物、2,3-二甲基-2,3-二苯基丁烷和酞菁铁。
本发明的阻燃性发泡苯乙烯系树脂组合剂能够通过挤出发泡法形成发泡成形体。在挤出发泡法的情况下,将溴系阻燃剂(B)及其他添加剂与苯乙烯系树脂(A)在挤出机内熔融混合,并在压入发泡剂(G)之后,从挤出机金属口(口金)向大气中挤出,由此发泡成形。
在此,作为发泡剂(G),例如可以举出:丙烷、丁烷、异丁烷、戊烷、环戊烷、己烷、环己烷、1-氯-1,1-二氟乙烷、单氯二氟甲烷、单氯-1,2,2,2-四氟乙烷、1,1-二氟乙烷、1,1,1,2-四氟乙烷、1,1,3,3,3-五氟丙烷、二氯甲烷、1,2-二氯乙烷、二甲基醚、二乙基醚、乙基甲基醚等挥发性有机发泡剂;水、氮气、二氧化碳等无机发泡剂;偶氮化合物等化学发泡剂等。这些可以单独使用也可以并用2种以上。发泡剂的配合量根据需要的发泡体的性能、成形方法而改变,没有特别限定,优选相对于聚苯乙烯系树脂100重量份,为0.01~0.5摩尔,更优选0.05~0.3摩尔。
此外,在制造本发明的阻燃性苯乙烯系树脂发泡成形体时,除了发泡剂(G),还可以配合发泡成核剂(H)。作为这样的发泡成核剂,例如可以举出:滑石、膨润土、高岭土、云母、硅石、粘土、硅藻土等。使用发泡成核剂时的使用量,相对于100重量份聚苯乙烯系树脂,优选为0.01~20重量份,更优选为0.1~10重量份。
此外,对于本发明的阻燃性发泡苯乙烯系树脂组合物,在不损害本发明的效果的范围内,可以配合光稳定剂、紫外线吸收剂、紫外线稳定剂、重金属去活性剂、耐冲击改良剂、着色剂、滑剂、防止滴下剂、结晶成核剂、抗静电剂、增溶剂(相溶化剤)等公知的树脂添加剂。
实施例
以下,针对实施例和比较例,对本发明进行更具体的说明,但是本发明不限于此。
实施例和比较例中使用的原料如下。
(A)苯乙烯系树脂
GP-PS;PSJ聚苯乙烯G9305(PS日本(株)制造)
(B)含溴阻燃剂
(B1)四溴双酚A-双(2,3-二溴-2-甲基丙基醚);商品名PYROGUARD SR-130(第一工业制造(株)制造)
(B2-1)四溴双酚A-双(2,3-二溴丙基醚);商品名:PYROGUARDSR720N(第一工业制药(株)制造)
(B2-2)三(2,3-二溴丙基)异氰脲酸酯;商品名PYROGUARDSR-750(第一工业制药(株)制造)
(B2-3)三(三溴苯氧基)三嗪;商品名PYROGUARD SR245(第一工业制药(株)制造)
(B2-4)溴化环氧低聚物;商品名YDB-406(新日铁住金化学(株)制造)
(B2-5)六溴环十二烷;商品名PYROGUARD SR-103(第一工业制药(株)制造)(比较例用)(磷酸酯)三苯基磷酸酯;商品名TPP(大八化学工业(株)制造)
(C)锌改性水滑石
(C-1)Mg3ZnAl2(OH)12CO3·mH2O,商品名ZHT-4A(协和化学工业(株)制造)
(C-2)Mg3.5Zn0.5Al2(OH)12CO3·3H2O,商品名STABIACE HT-7(堺化学工业(株)制造)
(D)沸石
(D-1)合成沸石;商品名ZEOLUM A-3(TOSOH(株)制造)
(D-2)合成沸石;商品名ZEOLUM A-4(TOSOH(株)制造)
(D-3)合成沸石;商品名ZEOLUM A-5(TOSOH(株)制造)
(D-4)合成沸石;商品名ZEOLUM F-9(TOSOH(株)制造)
(E)热稳定剂
(E-1)双(2,6-二叔丁基-4-甲基苯基)季戊四醇二磷酸酯;商品名ADK Stab PEP-36(ADEKA(株)制造)
(E-2)合成水滑石Mg4.3Al2(OH)12.6CO3·mH2O;商品名DHT-4A(协和化学工业(株)制造)
(F)阻燃增强剂
2,3-二甲基-2,3-二苯基丁烷;NOFMER BC-90(日油(株)制造)
(G)发泡剂
(G-1)异丁烷
(G-2)二甲基醚
(H)发泡成核剂
TALC MS(日本滑石工业(株)制造)
<试验片制作方法>
(挤出发泡成形体)
在从口径65mm串联连结到口径90mm的两段式挤出机的口径65mm的挤出机中,投入表1和表2记载的除发泡剂以外的原料,加热到200℃,熔融,进行塑化,混炼,从而得到苯乙烯系树脂组合物。接着,通过其他生产线向65mm挤出机前端(口径90mm的挤出机的金属口(口金)的相反侧)压入规定量的发泡剂,并在口径90mm的挤出机中将树脂温度冷却到120℃,从在口径90mm的挤出机的前端设置的厚度方向2.5mm、宽度方向45mm的长方形截面的模唇挤出到大气中,从而得到立方体状的苯乙烯系树脂的挤出发泡成形体。
需要说明的是,发泡成形体的评价通过下述方法进行。
<阻燃性>
按照JIS K-7201测定氧指数。
O:氧指数为26以上
×:氧指数低于26
<分子量下降率>
利用GPC分析来测定发泡成形前的苯乙烯系树脂和阻燃性苯乙烯系树脂发泡成形体的分子量,并计算聚苯乙烯系树脂的成形前后的重均分子量(Mw)的下降率(%)。
<热稳定性>
将试验中的挤出发泡成形体用切割器切成板,在用双轴辊压缩之后,用粉碎机进行粉碎。将粉碎物投入转矩流变仪(Labo Plastomill)中,在200℃下熔融混炼,然后迅速取出,通过冷却压模机(press)成形为3.2mm厚的板状。将得到的板状成形品,通过220℃的热压模机加热40分钟后,通过冷却压模机进行冷却,作为耐热试验的样品。使用日本电色工业(株)制造的分光色差计SD6000,以标准白板为基准,求出耐热试验样品的ΔE。ΔE越小,表示耐热性越高。
将实施例和比较例的树脂组合物的配合和试验结果示于表1和表2。表中的成分的数值为重量份。
表1
(注)实施例5中除了阻燃剂B-1和B2-1之外还包括磷酸酯1重量份。
表2
由表1可知,实施例1~10的挤出发泡体在阻燃性、分子量下降率和耐热性的任一项中都满足,而比较例1~8的挤出发泡体不满足阻燃性,比较例9的发泡成形体满足阻燃性但热稳定性表现出显著降低。
Claims (4)
1.一种阻燃性发泡苯乙烯系树脂组合物,其含有:
(A)苯乙烯系树脂;
(B)四溴双酚A-双(2,3-二溴-2-甲基丙基醚)(B1)与其以外的含溴阻燃剂(B2)的混合物;
(C)锌改性水滑石;
(D)沸石;以及
(G)发泡剂,
所述阻燃性发泡苯乙烯系树脂组合物中,相对于每100重量份的苯乙烯系树脂(A),含有0.005~0.08重量份的(C)锌改性水滑石。
2.如权利要求1所述的阻燃性发泡苯乙烯系树脂组合物,其中,阻燃剂(B2)为四溴双酚A-双(2,3-二溴丙基醚)、三(2,3-二溴丙基)异氰脲酸酯、三(三溴苯氧基)三嗪、或溴化环氧低聚物。
3.如权利要求1或2所述的阻燃性发泡苯乙烯系树脂组合物,其中,以重量基准计,阻燃剂混合物中的阻燃剂(B1)与阻燃剂(B2)的比为3/97~60/40。
4.一种发泡成形体,是对权利要求1至3中任一项所述的阻燃性发泡苯乙烯系树脂组合物进行挤出发泡成形而得到。
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CN101495569A (zh) * | 2006-07-28 | 2009-07-29 | 帝人株式会社 | 树脂组合物、其制备方法以及成型品 |
CN102056992A (zh) * | 2008-06-06 | 2011-05-11 | Adeka株式会社 | 阻燃性热塑性树脂组合物 |
JP2012107227A (ja) * | 2010-10-27 | 2012-06-07 | Kaneka Corp | スチレン系樹脂押出発泡体及びその製造方法 |
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JP2014118556A (ja) | 2014-06-30 |
TWI532775B (zh) | 2016-05-11 |
KR101947860B1 (ko) | 2019-02-13 |
CN104870537B (zh) | 2018-03-20 |
TW201434917A (zh) | 2014-09-16 |
EP2921520A4 (en) | 2016-04-06 |
EP2921520A1 (en) | 2015-09-23 |
US20150344658A1 (en) | 2015-12-03 |
US9422410B2 (en) | 2016-08-23 |
KR20150096648A (ko) | 2015-08-25 |
EP2921520B1 (en) | 2020-02-05 |
JP5525591B1 (ja) | 2014-06-18 |
WO2014097987A1 (ja) | 2014-06-26 |
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