JP6554022B2 - スチールコード被覆用ゴム組成物及び空気入りタイヤ - Google Patents
スチールコード被覆用ゴム組成物及び空気入りタイヤ Download PDFInfo
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- JP6554022B2 JP6554022B2 JP2015224899A JP2015224899A JP6554022B2 JP 6554022 B2 JP6554022 B2 JP 6554022B2 JP 2015224899 A JP2015224899 A JP 2015224899A JP 2015224899 A JP2015224899 A JP 2015224899A JP 6554022 B2 JP6554022 B2 JP 6554022B2
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- steel cord
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- 229920001971 elastomer Polymers 0.000 title claims description 51
- 239000005060 rubber Substances 0.000 title claims description 51
- 239000000203 mixture Substances 0.000 title claims description 38
- 229910000831 Steel Inorganic materials 0.000 title claims description 25
- 239000010959 steel Substances 0.000 title claims description 25
- -1 hydrazine compound Chemical class 0.000 claims description 35
- OAKJQQAXSVQMHS-UHFFFAOYSA-N hydrazine Substances NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 claims description 24
- 229920003244 diene elastomer Polymers 0.000 claims description 19
- 125000000217 alkyl group Chemical group 0.000 claims description 15
- 239000011248 coating agent Substances 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 12
- PIMBTRGLTHJJRV-UHFFFAOYSA-L zinc;2-methylprop-2-enoate Chemical compound [Zn+2].CC(=C)C([O-])=O.CC(=C)C([O-])=O PIMBTRGLTHJJRV-UHFFFAOYSA-L 0.000 claims description 11
- NRVFHZGBTDXOEY-UHFFFAOYSA-N 2-methylprop-2-enoic acid;zinc Chemical compound [Zn].CC(=C)C(O)=O NRVFHZGBTDXOEY-UHFFFAOYSA-N 0.000 claims description 9
- 125000001118 alkylidene group Chemical group 0.000 claims description 6
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 6
- JYSUYJCLUODSLN-UHFFFAOYSA-N 1,3-benzothiazol-2-ylhydrazine Chemical compound C1=CC=C2SC(NN)=NC2=C1 JYSUYJCLUODSLN-UHFFFAOYSA-N 0.000 claims description 4
- TZHQLYDPJQZYNF-UHFFFAOYSA-N n-(propan-2-ylideneamino)-1,3-benzothiazol-2-amine Chemical compound C1=CC=C2SC(NN=C(C)C)=NC2=C1 TZHQLYDPJQZYNF-UHFFFAOYSA-N 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical group [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 22
- 238000005452 bending Methods 0.000 description 14
- BMFMTNROJASFBW-UHFFFAOYSA-N 2-(furan-2-ylmethylsulfinyl)acetic acid Chemical compound OC(=O)CS(=O)CC1=CC=CO1 BMFMTNROJASFBW-UHFFFAOYSA-N 0.000 description 11
- 238000002156 mixing Methods 0.000 description 11
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 10
- 239000000377 silicon dioxide Substances 0.000 description 10
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 9
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 9
- 239000006229 carbon black Substances 0.000 description 9
- 238000013329 compounding Methods 0.000 description 9
- 229910052717 sulfur Inorganic materials 0.000 description 8
- 239000011593 sulfur Substances 0.000 description 8
- 238000004073 vulcanization Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- GHMLBKRAJCXXBS-UHFFFAOYSA-N resorcinol Chemical compound OC1=CC=CC(O)=C1 GHMLBKRAJCXXBS-UHFFFAOYSA-N 0.000 description 7
- 125000004432 carbon atom Chemical group C* 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 5
- 229920001568 phenolic resin Polymers 0.000 description 5
- 239000012763 reinforcing filler Substances 0.000 description 5
- 229960001755 resorcinol Drugs 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 244000043261 Hevea brasiliensis Species 0.000 description 4
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 4
- IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical compound C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000004898 kneading Methods 0.000 description 4
- 229920003052 natural elastomer Polymers 0.000 description 4
- 229920001194 natural rubber Polymers 0.000 description 4
- 239000005011 phenolic resin Substances 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 239000005062 Polybutadiene Substances 0.000 description 3
- 239000011324 bead Substances 0.000 description 3
- AMFIJXSMYBKJQV-UHFFFAOYSA-L cobalt(2+);octadecanoate Chemical compound [Co+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O AMFIJXSMYBKJQV-UHFFFAOYSA-L 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 229920001577 copolymer Polymers 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 150000002989 phenols Chemical class 0.000 description 3
- 229920002857 polybutadiene Polymers 0.000 description 3
- QTWJRLJHJPIABL-UHFFFAOYSA-N 2-methylphenol;3-methylphenol;4-methylphenol Chemical compound CC1=CC=C(O)C=C1.CC1=CC=CC(O)=C1.CC1=CC=CC=C1O QTWJRLJHJPIABL-UHFFFAOYSA-N 0.000 description 2
- BNCADMBVWNPPIZ-UHFFFAOYSA-N 2-n,2-n,4-n,4-n,6-n,6-n-hexakis(methoxymethyl)-1,3,5-triazine-2,4,6-triamine Chemical compound COCN(COC)C1=NC(N(COC)COC)=NC(N(COC)COC)=N1 BNCADMBVWNPPIZ-UHFFFAOYSA-N 0.000 description 2
- 229920000459 Nitrile rubber Polymers 0.000 description 2
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 2
- MBHRHUJRKGNOKX-UHFFFAOYSA-N [(4,6-diamino-1,3,5-triazin-2-yl)amino]methanol Chemical compound NC1=NC(N)=NC(NCO)=N1 MBHRHUJRKGNOKX-UHFFFAOYSA-N 0.000 description 2
- 230000003712 anti-aging effect Effects 0.000 description 2
- 229920005549 butyl rubber Polymers 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229930003836 cresol Natural products 0.000 description 2
- 230000002542 deteriorative effect Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229920003049 isoprene rubber Polymers 0.000 description 2
- 150000007974 melamines Chemical class 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 229920001084 poly(chloroprene) Polymers 0.000 description 2
- 239000012779 reinforcing material Substances 0.000 description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 description 2
- RKHIWEUVOCCWMO-ODZAUARKSA-L (z)-but-2-enedioate;cobalt(2+) Chemical compound [Co+2].[O-]C(=O)\C=C/C([O-])=O RKHIWEUVOCCWMO-ODZAUARKSA-L 0.000 description 1
- 0 *N(*)Nc1nc2ccccc2[s]1 Chemical compound *N(*)Nc1nc2ccccc2[s]1 0.000 description 1
- 150000005207 1,3-dihydroxybenzenes Chemical class 0.000 description 1
- DGXAGETVRDOQFP-UHFFFAOYSA-N 2,6-dihydroxybenzaldehyde Chemical compound OC1=CC=CC(O)=C1C=O DGXAGETVRDOQFP-UHFFFAOYSA-N 0.000 description 1
- ALKYHXVLJMQRLQ-UHFFFAOYSA-N 3-Hydroxy-2-naphthoate Chemical compound C1=CC=C2C=C(O)C(C(=O)O)=CC2=C1 ALKYHXVLJMQRLQ-UHFFFAOYSA-N 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229940126062 Compound A Drugs 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- NLDMNSXOCDLTTB-UHFFFAOYSA-N Heterophylliin A Natural products O1C2COC(=O)C3=CC(O)=C(O)C(O)=C3C3=C(O)C(O)=C(O)C=C3C(=O)OC2C(OC(=O)C=2C=C(O)C(O)=C(O)C=2)C(O)C1OC(=O)C1=CC(O)=C(O)C(O)=C1 NLDMNSXOCDLTTB-UHFFFAOYSA-N 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 241000254043 Melolonthinae Species 0.000 description 1
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 1
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 description 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 239000006087 Silane Coupling Agent Substances 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
- 125000002777 acetyl group Chemical group [H]C([H])([H])C(*)=O 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 125000002252 acyl group Chemical group 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- LHEFLUZWISWYSQ-CVBJKYQLSA-L cobalt(2+);(z)-octadec-9-enoate Chemical compound [Co+2].CCCCCCCC\C=C/CCCCCCCC([O-])=O.CCCCCCCC\C=C/CCCCCCCC([O-])=O LHEFLUZWISWYSQ-CVBJKYQLSA-L 0.000 description 1
- KDMCQAXHWIEEDE-UHFFFAOYSA-L cobalt(2+);7,7-dimethyloctanoate Chemical compound [Co+2].CC(C)(C)CCCCCC([O-])=O.CC(C)(C)CCCCCC([O-])=O KDMCQAXHWIEEDE-UHFFFAOYSA-L 0.000 description 1
- WEZJBAOYGIDDLB-UHFFFAOYSA-N cobalt(3+);borate Chemical compound [Co+3].[O-]B([O-])[O-] WEZJBAOYGIDDLB-UHFFFAOYSA-N 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- 238000006266 etherification reaction Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 125000000219 ethylidene group Chemical group [H]C(=[*])C([H])([H])[H] 0.000 description 1
- VOOLKNUJNPZAHE-UHFFFAOYSA-N formaldehyde;2-methylphenol Chemical compound O=C.CC1=CC=CC=C1O VOOLKNUJNPZAHE-UHFFFAOYSA-N 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000004312 hexamethylene tetramine Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- 150000002429 hydrazines Chemical class 0.000 description 1
- 150000007857 hydrazones Chemical class 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 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
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 125000000654 isopropylidene group Chemical group C(C)(C)=* 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- GEMHFKXPOCTAIP-UHFFFAOYSA-N n,n-dimethyl-n'-phenylcarbamimidoyl chloride Chemical compound CN(C)C(Cl)=NC1=CC=CC=C1 GEMHFKXPOCTAIP-UHFFFAOYSA-N 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000004123 n-propyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical group CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 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
- 239000003921 oil Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000010734 process oil Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 239000004328 sodium tetraborate Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- TXDNPSYEJHXKMK-UHFFFAOYSA-N sulfanylsilane Chemical compound S[SiH3] TXDNPSYEJHXKMK-UHFFFAOYSA-N 0.000 description 1
- 229940052367 sulfur,colloidal Drugs 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 description 1
- 239000011240 wet gel Substances 0.000 description 1
- 150000003739 xylenols Chemical class 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)
- Reinforced Plastic Materials (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Description
ない。なお、空気入りタイヤの構造自体は周知であり、特に限定されない。一般には、空
気入りタイヤは、左右一対のビード部及びサイドウォール部と、左右のサイドウォール部
の径方向外方端部同士を連結するように両サイドウォール部間に設けられたトレッド部と
を備え、左右一対のビード部間にまたがって延びる少なくとも1層のカーカス層を備える
。カーカス層は、トレッド部からサイドウォール部をへて、両端がビード部にて係止され
ており、上記各部を補強するものである。また、ベルト層は、トレッド部におけるカーカ
ス層の外周側においてトレッドゴムとの間に、通常2層以上にて設けられており、カーカ
ス層の外周でトレッド部を補強するものである。本実施形態において、上記ゴム組成物を
スチールコードの被覆ゴムに用いる場合、ベルト層とカーカス層のうちのいずれか一方に
適用してもよく、双方に適用してもよい。
・カーボンブラック:東海カーボン(株)製「シースト300」
・老化防止剤:フレキシス(株)製「サントフレックス6PPD」
・レゾルシン:住友化学工業(株)製「レゾルシン」
・ヘキサメトキシメチルメラミン:三井サイテック(株)製「サイレッツ963L」
・ステアリン酸コバルト:JX日鉱日石エネルギー(株)製「ステアリン酸コバルト」(Co含有率9.5質量%)」
・ホウ酸亜鉛:ボラックス社製「ファイヤーブレイクZB EF」
・亜鉛華:三井金属鉱業(株)製「亜鉛華3号」
・モノメタクリル酸亜鉛:クレイバレー社製「SR709」(対イオン=水酸化物イオン)
・ジメタクリル酸亜鉛:川口化学工業(株)製「アクターZMA」
・ヒドラジド化合物:東京化成工業(株)製「3−ヒドロキシ−2−ナフトエ酸ヒドラジド」
・ヒドラジン化合物A:東京化成工業(株)製「2−ヒドラジノベンゾチアゾール」
・ヒドラジン化合物B:東京化成工業(株)製「アセトンベンゾチアゾリル−2−ヒドラゾン」
・硫黄:フレキシス(株)製「ミュークロンHS OT−20」
・加硫促進剤:大内新興化学工業 (株)製「ノクセラーDZ−G」
Claims (4)
- 前記ヒドラジン化合物が、2−ヒドラジノベンゾチアゾール及び/又はアセトンベンゾチアゾリル−2−ヒドラゾンであることを特徴とする請求項1に記載のスチールコード被覆用ゴム組成物。
- 請求項1〜3のいずれか1項に記載のスチールコード被覆用ゴム組成物を用いて作製した空気入りタイヤ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2015224899A JP6554022B2 (ja) | 2015-11-17 | 2015-11-17 | スチールコード被覆用ゴム組成物及び空気入りタイヤ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015224899A JP6554022B2 (ja) | 2015-11-17 | 2015-11-17 | スチールコード被覆用ゴム組成物及び空気入りタイヤ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017088829A JP2017088829A (ja) | 2017-05-25 |
JP6554022B2 true JP6554022B2 (ja) | 2019-07-31 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015224899A Active JP6554022B2 (ja) | 2015-11-17 | 2015-11-17 | スチールコード被覆用ゴム組成物及び空気入りタイヤ |
Country Status (1)
Country | Link |
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JP (1) | JP6554022B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6625870B2 (ja) * | 2015-11-20 | 2019-12-25 | Toyo Tire株式会社 | ウエットマスターバッチの製造方法、ゴム組成物の製造方法及び空気入りタイヤの製造方法 |
-
2015
- 2015-11-17 JP JP2015224899A patent/JP6554022B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2017088829A (ja) | 2017-05-25 |
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