JP5503301B2 - ベーストレッド用ゴム組成物及び空気入りタイヤ - Google Patents
ベーストレッド用ゴム組成物及び空気入りタイヤ Download PDFInfo
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- JP5503301B2 JP5503301B2 JP2010006245A JP2010006245A JP5503301B2 JP 5503301 B2 JP5503301 B2 JP 5503301B2 JP 2010006245 A JP2010006245 A JP 2010006245A JP 2010006245 A JP2010006245 A JP 2010006245A JP 5503301 B2 JP5503301 B2 JP 5503301B2
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- 229920001971 elastomer Polymers 0.000 title claims description 62
- 239000005060 rubber Substances 0.000 title claims description 62
- 239000000203 mixture Substances 0.000 title claims description 40
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 59
- 239000000377 silicon dioxide Substances 0.000 claims description 29
- 239000005062 Polybutadiene Substances 0.000 claims description 28
- 229920002857 polybutadiene Polymers 0.000 claims description 28
- 125000004432 carbon atom Chemical group C* 0.000 claims description 25
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 17
- 125000000217 alkyl group Chemical group 0.000 claims description 15
- 239000006229 carbon black Substances 0.000 claims description 11
- 150000001875 compounds Chemical class 0.000 claims description 10
- 125000003342 alkenyl group Chemical group 0.000 claims description 8
- 125000003545 alkoxy group Chemical group 0.000 claims description 8
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 8
- 125000004450 alkenylene group Chemical group 0.000 claims description 6
- 125000002947 alkylene group Chemical group 0.000 claims description 6
- 125000000304 alkynyl group Chemical group 0.000 claims description 6
- 125000004419 alkynylene group Chemical group 0.000 claims description 6
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 6
- 125000004469 siloxy group Chemical group [SiH3]O* 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 125000004036 acetal group Chemical group 0.000 claims description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 229910052736 halogen Inorganic materials 0.000 claims description 3
- 150000002367 halogens Chemical class 0.000 claims description 3
- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 3
- 125000000923 (C1-C30) alkyl group Chemical group 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- -1 but in this case Substances 0.000 description 47
- 238000005096 rolling process Methods 0.000 description 22
- 238000000034 method Methods 0.000 description 13
- 230000000052 comparative effect Effects 0.000 description 11
- 150000004292 cyclic ethers Chemical group 0.000 description 9
- 244000043261 Hevea brasiliensis Species 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 8
- 238000009472 formulation Methods 0.000 description 8
- 229920003052 natural elastomer Polymers 0.000 description 8
- 229920001194 natural rubber Polymers 0.000 description 8
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 229920002554 vinyl polymer Polymers 0.000 description 6
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 5
- 229910052717 sulfur Inorganic materials 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 229920001577 copolymer Polymers 0.000 description 4
- 239000011164 primary particle Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- TXDNPSYEJHXKMK-UHFFFAOYSA-N sulfanylsilane Chemical compound S[SiH3] TXDNPSYEJHXKMK-UHFFFAOYSA-N 0.000 description 4
- 239000011593 sulfur Substances 0.000 description 4
- 238000004073 vulcanization Methods 0.000 description 4
- 239000004636 vulcanized rubber Substances 0.000 description 4
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical class C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 3
- 229920005549 butyl rubber Polymers 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000013329 compounding Methods 0.000 description 3
- 229920003244 diene elastomer Polymers 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- SJECZPVISLOESU-UHFFFAOYSA-N 3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN SJECZPVISLOESU-UHFFFAOYSA-N 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 230000003712 anti-aging effect Effects 0.000 description 2
- 125000004104 aryloxy group Chemical group 0.000 description 2
- 125000000000 cycloalkoxy group Chemical group 0.000 description 2
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 229920003049 isoprene rubber Polymers 0.000 description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- ZLDHYRXZZNDOKU-UHFFFAOYSA-N n,n-diethyl-3-trimethoxysilylpropan-1-amine Chemical compound CCN(CC)CCC[Si](OC)(OC)OC ZLDHYRXZZNDOKU-UHFFFAOYSA-N 0.000 description 2
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229910000077 silane Inorganic materials 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- VTHOKNTVYKTUPI-UHFFFAOYSA-N triethoxy-[3-(3-triethoxysilylpropyltetrasulfanyl)propyl]silane Chemical compound CCO[Si](OCC)(OCC)CCCSSSSCCC[Si](OCC)(OCC)OCC VTHOKNTVYKTUPI-UHFFFAOYSA-N 0.000 description 2
- WYTZZXDRDKSJID-UHFFFAOYSA-N (3-aminopropyl)triethoxysilane Chemical compound CCO[Si](OCC)(OCC)CCCN WYTZZXDRDKSJID-UHFFFAOYSA-N 0.000 description 1
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 description 1
- OBDUMNZXAIUUTH-HWKANZROSA-N (e)-tetradec-2-ene Chemical group CCCCCCCCCCC\C=C\C OBDUMNZXAIUUTH-HWKANZROSA-N 0.000 description 1
- BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical group C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 description 1
- WNXJIVFYUVYPPR-UHFFFAOYSA-N 1,3-dioxolane Chemical group C1COCO1 WNXJIVFYUVYPPR-UHFFFAOYSA-N 0.000 description 1
- NILZPUMJDXSYEY-UHFFFAOYSA-N 1-(dimethoxymethylsilyl)-n,n-dimethylmethanamine Chemical compound COC(OC)[SiH2]CN(C)C NILZPUMJDXSYEY-UHFFFAOYSA-N 0.000 description 1
- DLOSDQIBVXBWTB-UHFFFAOYSA-N 1-[dimethyl(propyl)silyl]oxyethanamine Chemical compound CCC[Si](C)(C)OC(C)N DLOSDQIBVXBWTB-UHFFFAOYSA-N 0.000 description 1
- 125000004973 1-butenyl group Chemical group C(=CCC)* 0.000 description 1
- 125000006039 1-hexenyl group Chemical group 0.000 description 1
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical group CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 1
- 125000006023 1-pentenyl group Chemical group 0.000 description 1
- 125000006017 1-propenyl group Chemical group 0.000 description 1
- 125000006411 1-propenylene group Chemical group [H]\C(*)=C(\[H])C([H])([H])[H] 0.000 description 1
- QGLPFLXXBPHSPJ-UHFFFAOYSA-N 2-(diethoxymethylsilyl)-N,N-diethylethanamine Chemical compound C(C)N(CC[SiH2]C(OCC)OCC)CC QGLPFLXXBPHSPJ-UHFFFAOYSA-N 0.000 description 1
- KATPBGHRCWDNAQ-UHFFFAOYSA-N 2-(diethoxymethylsilyl)-N,N-dimethylethanamine Chemical compound CN(CC[SiH2]C(OCC)OCC)C KATPBGHRCWDNAQ-UHFFFAOYSA-N 0.000 description 1
- NRUFUSDXXISNBI-UHFFFAOYSA-N 2-(dimethoxymethylsilyl)-N,N-diethylethanamine Chemical compound C(C)N(CC[SiH2]C(OC)OC)CC NRUFUSDXXISNBI-UHFFFAOYSA-N 0.000 description 1
- LJALELTXUDKZQX-UHFFFAOYSA-N 2-[dimethoxy(methyl)silyl]-n,n-dimethylethanamine Chemical compound CO[Si](C)(OC)CCN(C)C LJALELTXUDKZQX-UHFFFAOYSA-N 0.000 description 1
- 125000004974 2-butenyl group Chemical group C(C=CC)* 0.000 description 1
- 125000006040 2-hexenyl group Chemical group 0.000 description 1
- 125000006024 2-pentenyl group Chemical group 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- HBDDTIOFOIOOFL-UHFFFAOYSA-N 3-(diethoxymethylsilyl)-n,n-diethylpropan-1-amine Chemical compound CCOC(OCC)[SiH2]CCCN(CC)CC HBDDTIOFOIOOFL-UHFFFAOYSA-N 0.000 description 1
- GBCNIMMWOPWZEG-UHFFFAOYSA-N 3-(diethoxymethylsilyl)-n,n-dimethylpropan-1-amine Chemical compound CCOC(OCC)[SiH2]CCCN(C)C GBCNIMMWOPWZEG-UHFFFAOYSA-N 0.000 description 1
- YXADAMGEPNZUDS-UHFFFAOYSA-N 3-(dimethoxymethylsilyl)-N,N-diethylpropan-1-amine Chemical compound C(C)N(CCC[SiH2]C(OC)OC)CC YXADAMGEPNZUDS-UHFFFAOYSA-N 0.000 description 1
- RWWSGKAKVIHPHX-UHFFFAOYSA-N 3-[butoxy(dimethyl)silyl]propan-1-amine Chemical compound CCCCO[Si](C)(C)CCCN RWWSGKAKVIHPHX-UHFFFAOYSA-N 0.000 description 1
- LAYIREOMKATBAT-UHFFFAOYSA-N 3-[dibutoxy(methyl)silyl]propan-1-amine Chemical compound CCCCO[Si](C)(CCCN)OCCCC LAYIREOMKATBAT-UHFFFAOYSA-N 0.000 description 1
- HXLAEGYMDGUSBD-UHFFFAOYSA-N 3-[diethoxy(methyl)silyl]propan-1-amine Chemical compound CCO[Si](C)(OCC)CCCN HXLAEGYMDGUSBD-UHFFFAOYSA-N 0.000 description 1
- ZYAASQNKCWTPKI-UHFFFAOYSA-N 3-[dimethoxy(methyl)silyl]propan-1-amine Chemical compound CO[Si](C)(OC)CCCN ZYAASQNKCWTPKI-UHFFFAOYSA-N 0.000 description 1
- TZVMHTHUWCFVQH-UHFFFAOYSA-N 3-[ethyl(dimethoxy)silyl]propan-1-amine Chemical compound CC[Si](OC)(OC)CCCN TZVMHTHUWCFVQH-UHFFFAOYSA-N 0.000 description 1
- MCLXOMWIZZCOCA-UHFFFAOYSA-N 3-[methoxy(dimethyl)silyl]propan-1-amine Chemical compound CO[Si](C)(C)CCCN MCLXOMWIZZCOCA-UHFFFAOYSA-N 0.000 description 1
- DCQBZYNUSLHVJC-UHFFFAOYSA-N 3-triethoxysilylpropane-1-thiol Chemical compound CCO[Si](OCC)(OCC)CCCS DCQBZYNUSLHVJC-UHFFFAOYSA-N 0.000 description 1
- UUEWCQRISZBELL-UHFFFAOYSA-N 3-trimethoxysilylpropane-1-thiol Chemical compound CO[Si](OC)(OC)CCCS UUEWCQRISZBELL-UHFFFAOYSA-N 0.000 description 1
- JYWOBFWSOULJHD-UHFFFAOYSA-N 4-(diethoxymethylsilyl)-N,N-diethylbutan-1-amine Chemical compound C(C)N(CCCC[SiH2]C(OCC)OCC)CC JYWOBFWSOULJHD-UHFFFAOYSA-N 0.000 description 1
- LDLLDQZVFIXOCV-UHFFFAOYSA-N 4-(diethoxymethylsilyl)-N,N-dimethylbutan-1-amine Chemical compound CN(CCCC[SiH2]C(OCC)OCC)C LDLLDQZVFIXOCV-UHFFFAOYSA-N 0.000 description 1
- YRDBXODFQNANBR-UHFFFAOYSA-N 4-(dimethoxymethylsilyl)-N,N-dimethylbutan-1-amine Chemical compound CN(CCCC[SiH2]C(OC)OC)C YRDBXODFQNANBR-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
- OVHCSQBJXBTYJH-UHFFFAOYSA-N C(C)N(CCCC[SiH2]C(OC)OC)CC Chemical compound C(C)N(CCCC[SiH2]C(OC)OC)CC OVHCSQBJXBTYJH-UHFFFAOYSA-N 0.000 description 1
- JIXPAUIWHPXEDT-UHFFFAOYSA-N C(C)N(CCCC[Si](OCC)(OCC)OCC)CC.C(C)N(CCC[Si](OCC)(OCC)OCC)CC Chemical compound C(C)N(CCCC[Si](OCC)(OCC)OCC)CC.C(C)N(CCC[Si](OCC)(OCC)OCC)CC JIXPAUIWHPXEDT-UHFFFAOYSA-N 0.000 description 1
- UMMPRUOKARLAGB-UHFFFAOYSA-N CN(C)C[SiH2]C(OCC)OCC Chemical compound CN(C)C[SiH2]C(OCC)OCC UMMPRUOKARLAGB-UHFFFAOYSA-N 0.000 description 1
- VOOITMAAYKNOLI-UHFFFAOYSA-N CN(CCC[SiH2]C(OC)OC)C Chemical compound CN(CCC[SiH2]C(OC)OC)C VOOITMAAYKNOLI-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N Furan Chemical group C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 239000006237 Intermediate SAF Substances 0.000 description 1
- BZSHTDOZPMECIQ-UHFFFAOYSA-N N-(diethoxymethylsilylmethyl)-N-ethylethanamine Chemical compound C(C)N(CC)C[SiH2]C(OCC)OCC BZSHTDOZPMECIQ-UHFFFAOYSA-N 0.000 description 1
- 235000021355 Stearic acid Nutrition 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical group C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 1
- DHXVGJBLRPWPCS-UHFFFAOYSA-N Tetrahydropyran Chemical group C1CCOCC1 DHXVGJBLRPWPCS-UHFFFAOYSA-N 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000000427 antigen Substances 0.000 description 1
- 102000036639 antigens Human genes 0.000 description 1
- 108091007433 antigens Proteins 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 125000000051 benzyloxy group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])O* 0.000 description 1
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
- 229910052794 bromium Inorganic materials 0.000 description 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical class C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 description 1
- 125000000480 butynyl group Chemical group [*]C#CC([H])([H])C([H])([H])[H] 0.000 description 1
- 125000005622 butynylene group Chemical group 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000002933 cyclohexyloxy group Chemical group C1(CCCCC1)O* 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000005070 decynyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C#C* 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 125000001664 diethylamino group Chemical group [H]C([H])([H])C([H])([H])N(*)C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000000532 dioxanyl group Chemical group 0.000 description 1
- HGGNZMUHOHGHBJ-UHFFFAOYSA-N dioxepane Chemical group C1CCOOCC1 HGGNZMUHOHGHBJ-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 125000005678 ethenylene group Chemical group [H]C([*:1])=C([H])[*:2] 0.000 description 1
- 125000005677 ethinylene group Chemical group [*:2]C#C[*:1] 0.000 description 1
- 125000005745 ethoxymethyl group Chemical group [H]C([H])([H])C([H])([H])OC([H])([H])* 0.000 description 1
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 229920005555 halobutyl Polymers 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004836 hexamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000005980 hexynyl group Chemical group 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000003253 isopropoxy group Chemical group [H]C([H])([H])C([H])(O*)C([H])([H])[H] 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 125000004184 methoxymethyl group Chemical group [H]C([H])([H])OC([H])([H])* 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- BSDJDVJJSQFGOW-UHFFFAOYSA-N n,n-diethyl-2-triethoxysilylethanamine Chemical compound CCO[Si](OCC)(OCC)CCN(CC)CC BSDJDVJJSQFGOW-UHFFFAOYSA-N 0.000 description 1
- QXQSYCPFYFZNGY-UHFFFAOYSA-N n,n-diethyl-2-trimethoxysilylethanamine Chemical compound CCN(CC)CC[Si](OC)(OC)OC QXQSYCPFYFZNGY-UHFFFAOYSA-N 0.000 description 1
- XQGKZMWBTSVYSS-UHFFFAOYSA-N n,n-diethyl-4-trimethoxysilylbutan-1-amine Chemical compound CCN(CC)CCCC[Si](OC)(OC)OC XQGKZMWBTSVYSS-UHFFFAOYSA-N 0.000 description 1
- WYMSENKWVCCQGJ-UHFFFAOYSA-N n,n-dimethyl-1-triethoxysilylmethanamine Chemical compound CCO[Si](CN(C)C)(OCC)OCC WYMSENKWVCCQGJ-UHFFFAOYSA-N 0.000 description 1
- DFVIRQNGJPSMQP-UHFFFAOYSA-N n,n-dimethyl-1-trimethoxysilylmethanamine Chemical compound CO[Si](OC)(OC)CN(C)C DFVIRQNGJPSMQP-UHFFFAOYSA-N 0.000 description 1
- XTOSZDRAGWRSBP-UHFFFAOYSA-N n,n-dimethyl-2-triethoxysilylethanamine Chemical compound CCO[Si](OCC)(OCC)CCN(C)C XTOSZDRAGWRSBP-UHFFFAOYSA-N 0.000 description 1
- AQIQPUUNTCVHBS-UHFFFAOYSA-N n,n-dimethyl-3-triethoxysilylpropan-1-amine Chemical compound CCO[Si](OCC)(OCC)CCCN(C)C AQIQPUUNTCVHBS-UHFFFAOYSA-N 0.000 description 1
- QIOYHIUHPGORLS-UHFFFAOYSA-N n,n-dimethyl-3-trimethoxysilylpropan-1-amine Chemical compound CO[Si](OC)(OC)CCCN(C)C QIOYHIUHPGORLS-UHFFFAOYSA-N 0.000 description 1
- QVUHBALXLZYVMB-UHFFFAOYSA-N n,n-dimethyl-4-triethoxysilylbutan-1-amine Chemical compound CCO[Si](OCC)(OCC)CCCCN(C)C QVUHBALXLZYVMB-UHFFFAOYSA-N 0.000 description 1
- UWUDIBKKKUZPQH-UHFFFAOYSA-N n,n-dimethyl-4-trimethoxysilylbutan-1-amine Chemical compound CO[Si](OC)(OC)CCCCN(C)C UWUDIBKKKUZPQH-UHFFFAOYSA-N 0.000 description 1
- 125000006606 n-butoxy group Chemical group 0.000 description 1
- UMXXGDJOCQSQBV-UHFFFAOYSA-N n-ethyl-n-(triethoxysilylmethyl)ethanamine Chemical compound CCO[Si](OCC)(OCC)CN(CC)CC UMXXGDJOCQSQBV-UHFFFAOYSA-N 0.000 description 1
- KPIIDEIURMTGCD-UHFFFAOYSA-N n-ethyl-n-(trimethoxysilylmethyl)ethanamine Chemical compound CCN(CC)C[Si](OC)(OC)OC KPIIDEIURMTGCD-UHFFFAOYSA-N 0.000 description 1
- 125000003506 n-propoxy group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])O* 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000005069 octynyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C#C* 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 125000003551 oxepanyl group Chemical group 0.000 description 1
- 125000003566 oxetanyl group Chemical group 0.000 description 1
- 125000000466 oxiranyl group Chemical group 0.000 description 1
- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 125000001147 pentyl group Chemical group C(CCCC)* 0.000 description 1
- 125000005981 pentynyl group Chemical group 0.000 description 1
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920001021 polysulfide Polymers 0.000 description 1
- 239000005077 polysulfide Substances 0.000 description 1
- 150000008117 polysulfides Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 125000005767 propoxymethyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])[#8]C([H])([H])* 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 125000002568 propynyl group Chemical group [*]C#CC([H])([H])[H] 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 125000005372 silanol group Chemical group 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 238000010059 sulfur vulcanization Methods 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 1
- ZUBNXRHITOZMOO-UHFFFAOYSA-N zinc;octadecanoic acid;oxygen(2-) Chemical compound [O-2].[Zn+2].CCCCCCCCCCCCCCCCCC(O)=O ZUBNXRHITOZMOO-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Landscapes
- Tires In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Silicon Polymers (AREA)
Description
なお、本発明において、ビニル含量(1,2−結合ブタジエン単位量)は、赤外吸収スペクトル分析法によって測定できる。
なお、シリカの平均一次粒子径は、例えば、シリカを電子顕微鏡で観察し、任意の粒子50個について粒子径を測定し、その平均値より求めることができる。
なお、シリカのN2SAは、ASTM D3037−81に準じてBET法で測定される値である。
なお、カーボンブラックのN2SAは、JIS K6217のA法によって求められる。
NR:RSS#3
非変性BR:日本ゼオン(株)製のNipol BR1220(ビニル含量:1質量%)
変性BR:住友化学(株)製の変性ブタジエンゴム(ビニル含量:15質量%、R1、R2及びR3=−OCH3、R4及びR5=−CH2CH3、n=3)
シリカ:デグッサ社製のウルトラシルVN3(平均一次粒子径:15nm、N2SA:175m2/g)
テトラスルフィドシラン:デグッサ社製のSi69(ビス(3−トリエトキシシリルプロピル)テトラスルフィド)
メルカプトシラン:Momentive社製のA1891(3−メルカプトプロピルトリエトキシシラン)
シランカップリング剤A:Momentive社製のNXT−Z15(結合単位Aと結合単位Bとの共重合体(結合単位A:85モル%、結合単位B:15モル%))
シランカップリング剤B:Momentive社製のNXT−Z45(結合単位Aと結合単位Bとの共重合体(結合単位A:55モル%、結合単位B:45モル%))
シランカップリング剤C:Momentive社製のNXT−Z80(結合単位Aと結合単位Bとの共重合体(結合単位A:20モル%、結合単位B:80モル%))
酸化亜鉛:三井金属鉱業(株)製の酸化亜鉛
ステアリン酸:日油(株)製のステアリン酸「椿」
老化防止剤:住友化学(株)製のアンチゲン6C
ワックス:大内新興化学工業(株)製のサンノックN
硫黄:軽井沢硫黄(株)製の粉末硫黄
加硫促進剤(1):大内新興化学工業(株)製のノクセラーCZ
加硫促進剤(2):大内新興化学工業(株)製のノクセラーD
表1に示す配合処方に従い、バンバリーミキサーを用いて、硫黄及び加硫促進剤以外の薬品を約150℃で3分間混練りし、混練り物を得た。次に、得られた混練り物に硫黄及び加硫促進剤を添加し、2軸オープンロールを用いて約80℃で5分間練り込み、未加硫ゴム組成物を得た。
得られた未加硫ゴム組成物を150℃で35分間プレス加硫し、加硫ゴムシートを得た。
JIS K6300に基づき、上記未加硫ゴム組成物のムーニー粘度を130℃で測定した。そして、比較例1のムーニー粘度を100とし、下記計算式により、各配合のムーニー粘度を指数表示した。値が小さいほど、加工性に優れることを示す。
(ムーニー粘度指数)=(各配合のムーニー粘度)/(比較例1のムーニー粘度)×100
JIS K6300に基づき、上記未加硫ゴム組成物のスコーチタイム(T10)を130℃で測定した。そして、比較例1のスコーチタイムを100とし、下記計算式により、各配合のスコーチタイムを指数表示した。値が大きいほど、加工性に優れることを示す。
(スコーチタイム指数)=(各配合のスコーチタイム)/(比較例1のスコーチタイム)×100
上記加硫ゴムシートについて、粘弾性スペクトロメーターVES((株)岩本製作所製)を用いて、温度70℃、初期歪み10%、動歪み2%の条件下で各配合のE*を測定した。そして、比較例1のE*を100とし、下記計算式により、各配合のE*を指数表示した。値が大きいほど、ゴム強度に優れることを示す。
(強度指数)=(各配合のE*)/(比較例1のE*)×100
上記加硫ゴムシートについて、粘弾性スペクトロメーターVES((株)岩本製作所製)を用いて、温度70℃、初期歪み10%、動歪み2%の条件下で各配合のtanδを測定した。そして、比較例1のtanδを100として、下記計算式により、各配合のtanδを指数表示した。値が大きいほど、低燃費性(転がり抵抗特性)に優れることを示す。
(低燃費性指数)=(比較例1のtanδ)/(各配合のtanδ)×100
Claims (3)
- ゴム成分、シランカップリング剤及びシリカを含有し、
前記ゴム成分が下記式(1)で表される化合物により変性されたブタジエンゴムを含み、
前記シランカップリング剤が下記式(2)で示される結合単位Aと下記式(3)で示される結合単位Bとの合計量に対して、結合単位Bを1〜70モル%の割合で共重合したものであり、
前記ゴム成分100質量部に対する前記シリカの含有量が10〜150質量部であるベーストレッド用ゴム組成物。
- カーボンブラックを含む請求項1記載のベーストレッド用ゴム組成物。
- 請求項1又は2記載のゴム組成物を用いて作製したベーストレッドを有する空気入りタイヤ。
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