JP2023111973A - ポリウレタンフォーム及び物品 - Google Patents
ポリウレタンフォーム及び物品 Download PDFInfo
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- JP2023111973A JP2023111973A JP2023093969A JP2023093969A JP2023111973A JP 2023111973 A JP2023111973 A JP 2023111973A JP 2023093969 A JP2023093969 A JP 2023093969A JP 2023093969 A JP2023093969 A JP 2023093969A JP 2023111973 A JP2023111973 A JP 2023111973A
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- JP
- Japan
- Prior art keywords
- polyurethane foam
- weight
- parts
- polyurethane
- foam
- 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.)
- Pending
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- 229920005830 Polyurethane Foam Polymers 0.000 title claims abstract description 53
- 239000011496 polyurethane foam Substances 0.000 title claims abstract description 53
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 180
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 87
- 229920005862 polyol Polymers 0.000 claims abstract description 66
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 61
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 51
- 239000002994 raw material Substances 0.000 claims abstract description 33
- 239000006260 foam Substances 0.000 claims abstract description 31
- 229920002635 polyurethane Polymers 0.000 claims abstract description 30
- 239000004814 polyurethane Substances 0.000 claims abstract description 29
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 25
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 22
- 239000005056 polyisocyanate Substances 0.000 claims abstract description 17
- 229920001228 polyisocyanate Polymers 0.000 claims abstract description 17
- 230000014759 maintenance of location Effects 0.000 claims abstract description 14
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 229920002545 silicone oil Polymers 0.000 claims description 20
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 18
- 239000000203 mixture Substances 0.000 claims description 15
- 238000005187 foaming Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- -1 polyol compound Chemical class 0.000 claims description 11
- 238000001179 sorption measurement Methods 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 8
- 150000003077 polyols Chemical class 0.000 abstract description 62
- 238000010521 absorption reaction Methods 0.000 abstract description 12
- JQVDAXLFBXTEQA-UHFFFAOYSA-N dibutylamine Chemical compound CCCCNCCCC JQVDAXLFBXTEQA-UHFFFAOYSA-N 0.000 description 26
- 238000007906 compression Methods 0.000 description 15
- 230000006835 compression Effects 0.000 description 15
- 239000007789 gas Substances 0.000 description 13
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- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 description 11
- 229940088417 precipitated calcium carbonate Drugs 0.000 description 11
- 238000000465 moulding Methods 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 8
- 125000005372 silanol group Chemical group 0.000 description 8
- 239000003549 soybean oil Substances 0.000 description 8
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
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- 239000004721 Polyphenylene oxide Substances 0.000 description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 6
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 6
- 229920000570 polyether Polymers 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 235000014113 dietary fatty acids Nutrition 0.000 description 5
- 239000000194 fatty acid Substances 0.000 description 5
- 229930195729 fatty acid Natural products 0.000 description 5
- 150000004665 fatty acids Chemical class 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- 238000003756 stirring Methods 0.000 description 5
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 4
- 230000004323 axial length Effects 0.000 description 4
- 239000007795 chemical reaction product Substances 0.000 description 4
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- VLTRZXGMWDSKGL-UHFFFAOYSA-N perchloric acid Chemical compound OCl(=O)(=O)=O VLTRZXGMWDSKGL-UHFFFAOYSA-N 0.000 description 4
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- 239000003381 stabilizer Substances 0.000 description 4
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- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 4
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 description 3
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 3
- 239000005057 Hexamethylene diisocyanate Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000003431 cross linking reagent Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 239000012767 functional filler Substances 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000012948 isocyanate Substances 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 3
- 229920001296 polysiloxane Polymers 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- ALQLPWJFHRMHIU-UHFFFAOYSA-N 1,4-diisocyanatobenzene Chemical compound O=C=NC1=CC=C(N=C=O)C=C1 ALQLPWJFHRMHIU-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 235000019492 Cashew oil Nutrition 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical group [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 235000019482 Palm oil Nutrition 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 2
- 150000001412 amines Chemical class 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229920001400 block copolymer Polymers 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 229940059459 cashew oil Drugs 0.000 description 2
- 239000010467 cashew oil Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005886 esterification reaction Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 235000011187 glycerol Nutrition 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- FFUAGWLWBBFQJT-UHFFFAOYSA-N hexamethyldisilazane Chemical compound C[Si](C)(C)N[Si](C)(C)C FFUAGWLWBBFQJT-UHFFFAOYSA-N 0.000 description 2
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 150000002513 isocyanates Chemical class 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000002667 nucleating agent Substances 0.000 description 2
- 150000003961 organosilicon compounds Chemical class 0.000 description 2
- 125000005702 oxyalkylene group Chemical group 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000002540 palm oil Substances 0.000 description 2
- 229920005906 polyester polyol Polymers 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000001012 protector Effects 0.000 description 2
- 150000003384 small molecules Chemical class 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000004448 titration Methods 0.000 description 2
- FKTHNVSLHLHISI-UHFFFAOYSA-N 1,2-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC=C1CN=C=O FKTHNVSLHLHISI-UHFFFAOYSA-N 0.000 description 1
- RTTZISZSHSCFRH-UHFFFAOYSA-N 1,3-bis(isocyanatomethyl)benzene Chemical compound O=C=NCC1=CC=CC(CN=C=O)=C1 RTTZISZSHSCFRH-UHFFFAOYSA-N 0.000 description 1
- VGHSXKTVMPXHNG-UHFFFAOYSA-N 1,3-diisocyanatobenzene Chemical compound O=C=NC1=CC=CC(N=C=O)=C1 VGHSXKTVMPXHNG-UHFFFAOYSA-N 0.000 description 1
- CDMDQYCEEKCBGR-UHFFFAOYSA-N 1,4-diisocyanatocyclohexane Chemical compound O=C=NC1CCC(N=C=O)CC1 CDMDQYCEEKCBGR-UHFFFAOYSA-N 0.000 description 1
- SBJCUZQNHOLYMD-UHFFFAOYSA-N 1,5-Naphthalene diisocyanate Chemical compound C1=CC=C2C(N=C=O)=CC=CC2=C1N=C=O SBJCUZQNHOLYMD-UHFFFAOYSA-N 0.000 description 1
- ATOUXIOKEJWULN-UHFFFAOYSA-N 1,6-diisocyanato-2,2,4-trimethylhexane Chemical compound O=C=NCCC(C)CC(C)(C)CN=C=O ATOUXIOKEJWULN-UHFFFAOYSA-N 0.000 description 1
- QGLRLXLDMZCFBP-UHFFFAOYSA-N 1,6-diisocyanato-2,4,4-trimethylhexane Chemical compound O=C=NCC(C)CC(C)(C)CCN=C=O QGLRLXLDMZCFBP-UHFFFAOYSA-N 0.000 description 1
- 229940008841 1,6-hexamethylene diisocyanate Drugs 0.000 description 1
- LFSYUSUFCBOHGU-UHFFFAOYSA-N 1-isocyanato-2-[(4-isocyanatophenyl)methyl]benzene Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=CC=C1N=C=O LFSYUSUFCBOHGU-UHFFFAOYSA-N 0.000 description 1
- ICLCCFKUSALICQ-UHFFFAOYSA-N 1-isocyanato-4-(4-isocyanato-3-methylphenyl)-2-methylbenzene Chemical compound C1=C(N=C=O)C(C)=CC(C=2C=C(C)C(N=C=O)=CC=2)=C1 ICLCCFKUSALICQ-UHFFFAOYSA-N 0.000 description 1
- QZWKEPYTBWZJJA-UHFFFAOYSA-N 3,3'-Dimethoxybenzidine-4,4'-diisocyanate Chemical compound C1=C(N=C=O)C(OC)=CC(C=2C=C(OC)C(N=C=O)=CC=2)=C1 QZWKEPYTBWZJJA-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 229910002012 Aerosil® Inorganic materials 0.000 description 1
- 229920006310 Asahi-Kasei Polymers 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
- 239000005058 Isophorone diisocyanate Substances 0.000 description 1
- KDXKERNSBIXSRK-UHFFFAOYSA-N Lysine Natural products NCCCCC(N)C(O)=O KDXKERNSBIXSRK-UHFFFAOYSA-N 0.000 description 1
- 239000004472 Lysine Substances 0.000 description 1
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 1
- HDONYZHVZVCMLR-UHFFFAOYSA-N N=C=O.N=C=O.CC1CCCCC1 Chemical compound N=C=O.N=C=O.CC1CCCCC1 HDONYZHVZVCMLR-UHFFFAOYSA-N 0.000 description 1
- 229920000538 Poly[(phenyl isocyanate)-co-formaldehyde] Polymers 0.000 description 1
- 244000305267 Quercus macrolepis Species 0.000 description 1
- 235000016976 Quercus macrolepis Nutrition 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
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- 239000002250 absorbent Substances 0.000 description 1
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- 125000001309 chloro group Chemical group Cl* 0.000 description 1
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- KORSJDCBLAPZEQ-UHFFFAOYSA-N dicyclohexylmethane-4,4'-diisocyanate Chemical compound C1CC(N=C=O)CCC1CC1CCC(N=C=O)CC1 KORSJDCBLAPZEQ-UHFFFAOYSA-N 0.000 description 1
- KIQKWYUGPPFMBV-UHFFFAOYSA-N diisocyanatomethane Chemical compound O=C=NCN=C=O KIQKWYUGPPFMBV-UHFFFAOYSA-N 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000004205 dimethyl polysiloxane Substances 0.000 description 1
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- SZXQTJUDPRGNJN-UHFFFAOYSA-N dipropylene glycol Chemical compound OCCCOCCCO SZXQTJUDPRGNJN-UHFFFAOYSA-N 0.000 description 1
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- TZMQHOJDDMFGQX-UHFFFAOYSA-N hexane-1,1,1-triol Chemical compound CCCCCC(O)(O)O TZMQHOJDDMFGQX-UHFFFAOYSA-N 0.000 description 1
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- 125000001165 hydrophobic group Chemical group 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 1
- 238000007561 laser diffraction method Methods 0.000 description 1
- 150000002611 lead compounds Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000002808 molecular sieve Substances 0.000 description 1
- SLCVBVWXLSEKPL-UHFFFAOYSA-N neopentyl glycol Chemical compound OCC(C)(C)CO SLCVBVWXLSEKPL-UHFFFAOYSA-N 0.000 description 1
- MBAUOPQYSQVYJV-UHFFFAOYSA-N octyl 3-[4-hydroxy-3,5-di(propan-2-yl)phenyl]propanoate Chemical compound OC1=C(C=C(C=C1C(C)C)CCC(=O)OCCCCCCCC)C(C)C MBAUOPQYSQVYJV-UHFFFAOYSA-N 0.000 description 1
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- 235000011837 pasties Nutrition 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
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- 229920000768 polyamine Chemical class 0.000 description 1
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- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- 239000006228 supernatant Substances 0.000 description 1
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- 239000002562 thickening agent Substances 0.000 description 1
- 150000003606 tin compounds Chemical class 0.000 description 1
- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 description 1
- RUELTTOHQODFPA-UHFFFAOYSA-N toluene 2,6-diisocyanate Chemical compound CC1=C(N=C=O)C=CC=C1N=C=O RUELTTOHQODFPA-UHFFFAOYSA-N 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- 150000003752 zinc compounds Chemical class 0.000 description 1
Images
Classifications
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/0066—Use of inorganic compounding ingredients
-
- 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
-
- A—HUMAN NECESSITIES
- A43—FOOTWEAR
- A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
- A43B17/00—Insoles for insertion, e.g. footbeds or inlays, for attachment to the shoe after the upper has been joined
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
- C08G18/12—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/16—Catalysts
- C08G18/22—Catalysts containing metal compounds
- C08G18/24—Catalysts containing metal compounds of tin
- C08G18/244—Catalysts containing metal compounds of tin tin salts of carboxylic acids
- C08G18/246—Catalysts containing metal compounds of tin tin salts of carboxylic acids containing also tin-carbon bonds
-
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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Abstract
Description
DBA吸着量 = 80×(B-A)×f (α)
表1,2に示される実験例1~15のポリウレタン原料からポリウレタンフォームを製造し、各実験例について、起泡性、成形後外観、衝撃吸収性及び硬さの評価を行った。
ポリオール成分;ポリエーテル系ポリオール(三洋化成工業株式会社製、商品名「サンニックス GP-600」)と、ひまし油系ポリオール(伊藤製油株式会社製、商品名「URIC Y-406」)で調整。表1,2では、ポリエーテル系ポリオールとひまし油系ポリオールを合わせたポリオール成分が100重量部になっている。
ポリイソシアネート成分;BASF INOAC ポリウレタン株式会社製、商品名「FOAMLITE MI」(イソシアネートインデックスは105)
泡保持剤;(1)未処理シリカ(疎水化処理をしていない親水性のベースシリカ):東ソー・シリカ株式会社製、商品名「Nipsil KQ」(M値は0%)、(2)疎水性シリカ(疎水化処理をしたシリカ):湿式法シリカ、東ソー・シリカ株式会社製、商品名「Nipsil SS-80K」(M値は45%)
整泡剤;シリコーン系界面活性剤:モメンティブ社製、商品名「L-5614」、10重量部、
触媒;2-エチルヘキサン酸スズ、0.1重量部
軽質炭酸カルシウム;白石工業株式会社製、商品名「シルバーW」
重質炭酸カルシウム;備北粉化工業株式会社製、商品名「BF200」(実験例12)、旭鉱末株式会社製、商品名「Sタンカル」(実験例13)
酸化防止剤;BASFジャパン株式会社製、商品名「IRGANOX 1135」
吸湿剤;ユニオン昭和株式会社製、商品名「モレキュラーシーブ 3A POWDER」
25%圧縮硬さ
=圧縮歪みが25%のときの圧縮力/ポリウレタンフォームの断面積 (β)
ポリオール成分とポリイソシアネート成分を含むポリウレタン原料と造泡用気体とから得られるポリウレタンフォームにおいて、
前記ポリウレタン原料には、泡を保持するための泡保持剤としての疎水性シリカと、軽質炭酸カルシウムと、が含まれ、
前記ポリオール成分100重量部に対して、前記軽質炭酸カルシウムが10重量部以上である、ポリウレタンフォーム。
前記疎水性シリカは、シリカをシリコーンオイルで表面処理してなる、特徴1に記載のポリウレタンフォーム。
前記疎水性シリカのメタノール湿潤性が40%以上であるか、又は、前記疎水性シリカのDBA吸着量が60mmol/kg以下である、特徴1又は2に記載のポリウレタンフォーム。
前記ポリオール成分100重量部に対して、前記軽質炭酸カルシウムが140重量部以下であって、前記疎水性シリカが0.8重量部以上かつ5重量部以下である、特徴1から3のうち何れか1の特徴に記載のポリウレタンフォーム。
見掛け密度が280kg/m3以下である、特徴1から4のうち何れか1の特徴に記載のポリウレタンフォーム。
厚さ20mmのシート状にして表側に50Jの衝撃エネルギーを垂直に与えたときに、裏側に伝達される衝撃力が8kN未満である衝撃吸収性を有する、特徴1から5のうち何れか1の特徴に記載のポリウレタンフォーム。
特徴1から6のうち何れか1の特徴に記載のポリウレタンフォームの製造方法であって、
前記ポリウレタン原料と前記造泡用気体とからメカニカルフロス法により前記ポリウレタンフォームを得る、ポリウレタンフォームの製造方法。
21 ベースシリカ
Claims (7)
- ポリオール化合物と、ポリイソシアネート化合物と、泡を保持するための泡保持剤としての疎水性シリカと、軽質炭酸カルシウムとを含むポリウレタン原料混合物と、
造泡用気体と、から得られるポリウレタンフォームの製造方法であって、
前記ポリウレタン原料混合物において、前記ポリオール化合物100重量部に対して、前記軽質炭酸カルシウムが10重量部以上かつ150重量部以下であり、前記疎水性シリカが0.8重量部以上である、ポリウレタンフォームの製造方法。 - 前記疎水性シリカは、シリカをシリコーンオイルで表面処理してなる、請求項1に記載のポリウレタンフォームの製造方法。
- 前記疎水性シリカのメタノール湿潤性が40%以上であるか、又は、前記疎水性シリカのDBA吸着量が60mmol/kg以下である、請求項1又は2に記載のポリウレタンフォームの製造方法。
- 前記ポリオール化合物100重量部に対して、前記疎水性シリカが0.8重量部以上かつ6重量部以下である、請求項1から3のうち何れか1項に記載のポリウレタンフォームの製造方法。
- 前記ポリウレタンフォームの見掛け密度が280kg/m3以下である、請求項1から4のうち何れか1項に記載のポリウレタンフォームの製造方法。
- 前記ポリウレタンフォームが、厚さ20mmのシート状にして表側に50Jの衝撃エネルギーを垂直に与えたときに、裏側に伝達される衝撃力が8kN未満である衝撃吸収性を有する、請求項1から5のうち何れか1項に記載のポリウレタンフォームの製造方法。
- 請求項1から6のうち何れか1項に記載のポリウレタンフォームの製造方法であって、
前記ポリウレタン原料混合物と前記造泡用気体とからメカニカルフロス法により前記ポリウレタンフォームを得る、ポリウレタンフォームの製造方法。
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