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1. 发明授权

US10072138B2 Rubber composition for use in tire treads 有权
公开(公告)号：US10072138B2
公开(公告)日：2018-09-11
申请号：US13991414
申请日：2011-11-25
申请人： Ayumi Naka , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Masaki Satou
发明人： Ayumi Naka , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Masaki Satou
IPC分类号： C08K3/36 , B60C1/00 , C08L15/00 , C08C19/44 , C08F236/10 , C08L57/02 , C08C19/25
CPC分类号： C08L15/00 , B60C1/0016 , C08C19/25 , C08C19/44 , C08F236/10 , C08K3/36 , C08L57/02 , Y02T10/862
摘要： A rubber composition comprises a diene rubber including not less than 30% by weight of a modified conjugated diene polymer rubber and, per 100 parts by weight of the diene rubber, from 1 to 25 parts by weight of a tackifying resin, and from 25 to 80 parts by weight of a filler comprising not less than 50% by weight of silica. The modified conjugated diene polymer rubber has a terminal modified group comprising a functional group that interacts with silica. In the modified conjugated diene polymer rubber, aromatic vinyl unit content is from 38% to 48% by weight, vinyl unit content is from 20% to 35%, weight-average molecular weight is from 600,000 to 1,000,000, and glass transition temperature is from −22 to −32° C. A glass transition temperature of the tackifying resin is from 50 to 110° C. higher than the glass transition temperature of the modified conjugated diene polymer rubber.

2. 发明授权

US09567451B2 Rubber composition for use in tire treads 有权
标题翻译：用于轮胎胎面的橡胶组合物
公开(公告)号：US09567451B2
公开(公告)日：2017-02-14
申请号：US13991377
申请日：2011-11-25
申请人： Masaki Satou , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Ayumi Naka , Keisuke Maejima
发明人： Masaki Satou , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Ayumi Naka , Keisuke Maejima
IPC分类号： B60C1/00 , C08C19/44 , C08L15/00 , C08K7/00 , C08C19/25 , C08G81/02 , C08K3/36 , C08L7/00 , C08L9/00
CPC分类号： C08K7/00 , B60C1/00 , B60C1/0016 , C08C19/25 , C08C19/44 , C08G81/02 , C08K3/36 , C08L7/00 , C08L9/00 , C08L15/00 , Y02T10/862
摘要： A rubber composition for use in tire treads comprises a diene rubber including not less than 40% by weight of a modified conjugated diene polymer rubber and, per 100 parts by weight of the diene rubber, from 66 to 110 parts by weight of a filler. The filler comprises not less than 50% by weight of silica. The modified conjugated diene polymer rubber is obtained by copolymerizing a conjugated diene monomer unit and an aromatic vinyl monomer unit in a hydrocarbon solvent using an organic active metal compound as an initiator. A resulting active conjugated diene polymer chain thereof has a terminal modified group, obtained by reacting at least one type of compound having a functional group that is reactable with the active terminal of the polymer chain. Moreover, the terminal modified group has a functional group that interacts with the silica.
摘要翻译：用于轮胎胎面的橡胶组合物包括二烯橡胶，其包含不小于40重量％的改性共轭二烯聚合物橡胶，并且相对于每100重量份的二烯橡胶，含有66至110重量份的填料。填料包含不少于50重量％的二氧化硅。改性共轭二烯聚合物橡胶通过使用有机活性金属化合物作为引发剂在烃溶剂中共轭共轭二烯单体单元和芳族乙烯基单体单元而获得。所得到的活性共轭二烯聚合物链具有末端改性基团，其通过使至少一种具有可与聚合物链的活性末端反应的官能团的化合物反应而获得。此外，末端改性基团具有与二氧化硅相互作用的官能团。

3. 发明申请

US20140011909A1 RUBBER COMPOSITION FOR USE IN TIRE TREADS 有权
标题翻译：橡胶组合物用于轮胎
公开(公告)号：US20140011909A1
公开(公告)日：2014-01-09
申请号：US13991377
申请日：2011-11-25
申请人： Masaki Satou , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Ayumi Naka , Keisuke Maejima
发明人： Masaki Satou , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Ayumi Naka , Keisuke Maejima
IPC分类号： C08K7/00
CPC分类号： C08K7/00 , B60C1/00 , B60C1/0016 , C08C19/25 , C08C19/44 , C08G81/02 , C08K3/36 , C08L7/00 , C08L9/00 , C08L15/00 , Y02T10/862
摘要： A rubber composition for use in tire treads comprises a diene rubber including not less than 40% by weight of a modified conjugated diene polymer rubber and, per 100 parts by weight of the diene rubber, from 66 to 110 parts by weight of a filler. The filler comprises not less than 50% by weight of silica. The modified conjugated diene polymer rubber is obtained by copolymerizing a conjugated diene monomer unit and an aromatic vinyl monomer unit in a hydrocarbon solvent using an organic active metal compound as an initiator. A resulting active conjugated diene polymer chain thereof has a terminal modified group, obtained by reacting at least one type of compound having a functional group that is reactable with the active terminal of the polymer chain. Moreover, the terminal modified group has a functional group that interacts with the silica.
摘要翻译：用于轮胎胎面的橡胶组合物包括二烯橡胶，其包含不小于40重量％的改性共轭二烯聚合物橡胶，并且相对于每100重量份的二烯橡胶，含有66至110重量份的填料。填料包含不少于50重量％的二氧化硅。改性共轭二烯聚合物橡胶通过使用有机活性金属化合物作为引发剂在烃溶剂中共轭共轭二烯单体单元和芳族乙烯基单体单元而获得。所得到的活性共轭二烯聚合物链具有末端改性基团，其通过使至少一种具有可与聚合物链的活性末端反应的官能团的化合物反应而获得。此外，末端改性基团具有与二氧化硅相互作用的官能团。

4. 发明申请

US20130338255A1 RUBBER COMPOSITION FOR TIRE TREAD 有权
标题翻译：轮胎用橡胶组合物
公开(公告)号：US20130338255A1
公开(公告)日：2013-12-19
申请号：US13991398
申请日：2011-11-25
申请人： Ayumi Naka , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Masaki Satou , Keisuke Maejima
发明人： Ayumi Naka , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Masaki Satou , Keisuke Maejima
IPC分类号： C08K7/00
CPC分类号： C08K7/00 , B60C1/0016 , C08C19/44 , C08K3/36 , C08L7/00 , C08L9/00 , C08L15/00 , Y02T10/862
摘要： A rubber composition comprises a diene rubber including not less than 25% by weight of a modified conjugated diene polymer rubber and, per 100 parts by weight of the diene rubber, from 25 to 65 parts by weight of a filler, the filler comprising not less than 50% by weight of silica. The silica has a DBP absorption number of 190 to 250 ml/100 g, an N2SA of 194 to 225 m/g, and a CTAB of 185 to 215 m2/g. A ratio of the N2SA to the CTAB is from 0.9 to 1.4. The modified conjugated diene polymer rubber has a terminal modified group including a functional group that interacts with the silica. In the modified conjugated diene polymer rubber, aromatic vinyl unit content is from 38% to 48% by weight, vinyl unit content is from 20% to 35%, and weight-average molecular weight is from 600,000 to 1,000,000.
摘要翻译：橡胶组合物包括二烯橡胶，其包含不小于25重量％的改性共轭二烯聚合物橡胶，并且相对于每100重量份的二烯橡胶，25至65重量份的填料，所述填料不少于超过50重量％的二氧化硅。二氧化硅的DBP吸收值为190〜250ml / 100g，N 2 SA为194〜225m 2 / g，CTAB为185〜215m 2 / g。 N2SA与CTAB的比例为0.9〜1.4。改性共轭二烯聚合物橡胶具有包含与二氧化硅相互作用的官能团的末端改性基团。在改性共轭二烯聚合物橡胶中，芳香族乙烯基单元含量为38〜48重量％，乙烯基单元含量为20〜35重量％，重均分子量为60万〜100万。

5. 发明授权

US09416252B2 Rubber composition for tire tread 有权
标题翻译：轮胎胎面橡胶组合物
公开(公告)号：US09416252B2
公开(公告)日：2016-08-16
申请号：US13991398
申请日：2011-11-25
申请人： Ayumi Naka , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Masaki Satou , Keisuke Maejima
发明人： Ayumi Naka , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Masaki Satou , Keisuke Maejima
IPC分类号： B60C1/00 , C08C19/44 , C08L15/00 , C08K7/00 , C08K3/36 , C08L9/00
CPC分类号： C08K7/00 , B60C1/0016 , C08C19/44 , C08K3/36 , C08L7/00 , C08L9/00 , C08L15/00 , Y02T10/862
摘要： A rubber composition comprises a diene rubber including not less than 25% by weight of a modified conjugated diene polymer rubber and, per 100 parts by weight of the diene rubber, from 25 to 65 parts by weight of a filler, the filler comprising not less than 50% by weight of silica. The silica has a DBP absorption number of 190 to 250 ml/100 g, an N2SA of 194 to 225 m/g, and a CTAB of 185 to 215 m2/g. A ratio of the N2SA to the CTAB is from 0.9 to 1.4. The modified conjugated diene polymer rubber has a terminal modified group including a functional group that interacts with the silica. In the modified conjugated diene polymer rubber, aromatic vinyl unit content is from 38% to 48% by weight, vinyl unit content is from 20% to 35%, and weight-average molecular weight is from 600,000 to 1,000,000.
摘要翻译：橡胶组合物包括二烯橡胶，其包含不小于25重量％的改性共轭二烯聚合物橡胶，并且相对于每100重量份的二烯橡胶，25至65重量份的填料，所述填料不少于超过50重量％的二氧化硅。二氧化硅的DBP吸收值为190〜250ml / 100g，N 2 SA为194〜225m 2 / g，CTAB为185〜215m 2 / g。 N2SA与CTAB的比例为0.9〜1.4。改性共轭二烯聚合物橡胶具有包含与二氧化硅相互作用的官能团的末端改性基团。在改性共轭二烯聚合物橡胶中，芳香族乙烯基单元含量为38〜48重量％，乙烯基单元含量为20〜35重量％，重均分子量为60万〜100万。

6. 发明申请

US20130324638A1 RUBBER COMPOSITION FOR USE IN TIRE TREADS 审中-公开
标题翻译：橡胶组合物用于轮胎
公开(公告)号：US20130324638A1
公开(公告)日：2013-12-05
申请号：US13991414
申请日：2011-11-25
申请人： Ayumi Naka , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Masaki Satou
发明人： Ayumi Naka , Takashi Shirokawa , Makoto Ashiura , Yoshihiro Kameda , Masaki Satou
IPC分类号： C08L15/00
CPC分类号： C08L15/00 , B60C1/0016 , C08C19/25 , C08C19/44 , C08F236/10 , C08K3/36 , C08L57/02 , Y02T10/862
摘要： A rubber composition comprises a diene rubber including not less than 30% by weight of a modified conjugated diene polymer rubber and, per 100 parts by weight of the diene rubber, from 1 to 25 parts by weight of a tackifying resin, and from 25 to 80 parts by weight of a filler comprising not less than 50% by weight of silica. The modified conjugated diene polymer rubber has a terminal modified group comprising a functional group that interacts with silica. In the modified conjugated diene polymer rubber, aromatic vinyl unit content is from 38% to 48% by weight, vinyl unit content is from 20% to 35%, weight-average molecular weight is from 600,000 to 1,000,000, and glass transition temperature is from −22 to −32° C. A glass transition temperature of the tackifying resin is from 50 to 110° C. higher than the glass transition temperature of the modified conjugated diene polymer rubber.
摘要翻译：橡胶组合物包括二烯橡胶，其包含不小于30重量％的改性共轭二烯聚合物橡胶，每100重量份二烯橡胶，1至25重量份增粘树脂和25至 80重量份包含不少于50重量％二氧化硅的填料。改性共轭二烯聚合物橡胶具有包含与二氧化硅相互作用的官能团的末端改性基团。在改性共轭二烯聚合物橡胶中，芳香族乙烯基单元含量为38〜48重量％，乙烯基单元含量为20〜35重量％，重均分子量为60万〜100万，玻璃化转变温度为 -22至-32℃。增粘树脂的玻璃化转变温度比改性共轭二烯聚合物橡胶的玻璃化转变温度高50至110℃。

7. 发明申请

US20070167555A1 Rubber composition and pneumatic tire using the same 失效
标题翻译：橡胶组合物和使用其的充气轮胎
公开(公告)号：US20070167555A1
公开(公告)日：2007-07-19
申请号：US10590800
申请日：2005-02-22
申请人： Naoya Amino , Misao Hiza , Takashi Shirokawa , Masao Nakamura , Koichi Endo
发明人： Naoya Amino , Misao Hiza , Takashi Shirokawa , Masao Nakamura , Koichi Endo
IPC分类号： C08K3/04 , B60C1/00
CPC分类号： B60C15/06 , B60C1/00 , B60C1/0016 , B60C1/0025 , C08L7/00 , C08L9/00 , C08L9/06 , C08L21/00 , C08L2666/08 , C08L2666/02
摘要： A rubber composition containing (i) a conjugated diene-based rubber gel having a toluene swelling index of 16 to 70, (ii) a diene-based rubber such as natural rubber, polyisoprene rubber, aromatic vinyl-conjugated diene copolymer rubber and/or polybutadiene rubber, and (iii) an optional carbon black and/or silica and (a) a pneumatic tire using this composition as a high hardness reinforcing layer extending from a bead along a tire sidewalls, in which the fluidity and dimensional stability at the time of extrusion are improved, while maintaining a sufficient hardness of a high hardness reinforced rubber, (b) a pneumatic tire using this composition as two ends of a tire tread extrudate, maintaining a flex fatigue of the two ends of the tread, in which the extrudability and extrusion dimensional stability are improved and (c) a pneumatic tire using the composition as a 1.5 mm to 6 mm thick undertread, in which a high elasticity and relatively thick gauge undertread, and excellent processability and steering stability are provided.
摘要翻译：一种橡胶组合物，其含有（i）甲苯溶胀指数为16〜70的共轭二烯系橡胶，（ii）二烯类橡胶如天然橡胶，聚异戊二烯橡胶，芳族乙烯基 - 共轭二烯共聚物橡胶和/或聚丁二烯橡胶，和（iii）任选的炭黑和/或二氧化硅，以及（a）使用该组合物作为从胎圈沿轮胎侧壁延伸的高硬度增强层的充气轮胎，其中当时的流动性和尺寸稳定性同时保持高硬度增强橡胶的足够的硬度，（b）使用该组合物作为轮胎胎面挤出物的两端的充气轮胎，保持胎面的两端的挠曲疲劳，其中，挤出性和挤出尺寸稳定性得到改善，（c）使用该组合物作为1.5mm至6mm厚的底座的充气轮胎，其中高弹性和相对较厚的规格底座以及优异的工艺提供了灵活性和操纵稳定性。

8. 发明授权

US5484836A Rubber composition for tire tread 失效
标题翻译：轮胎胎面橡胶组合物
公开(公告)号：US5484836A
公开(公告)日：1996-01-16
申请号：US301569
申请日：1994-09-07
申请人： Yasushi Kikuchi , Tetsuo Ochiai , Takashi Shirokawa , Hajime Fujii
发明人： Yasushi Kikuchi , Tetsuo Ochiai , Takashi Shirokawa , Hajime Fujii
IPC分类号： B60C1/00 , C08K3/04 , C08L9/06 , C08K3/00
CPC分类号： B60C1/0016 , C08K3/04
摘要： A rubber composition for a tire tread comprising (i) 100 parts by weight of a diene based rubber containing at least one styrene-butadiene copolymer rubber having a glass transition temperature of -60.degree. C. to -20.degree. C. and (ii) 20 to 75 parts by weight of carbon black having CTAB of 85 to 110 m.sup.2 /g, C-DBP of more than 105 ml/100 g, N.sub.2 SA/IA of more than 1.10, Tint of more than 105, .DELTA.Dst of 60 to 80 nm, and CTAB of less than 230-5.8 (dn) wherein dn is the average particle size (nm), measured by an electron microscope.
摘要翻译：一种用于轮胎胎面的橡胶组合物，其包含（i）100重量份含有至少一种玻璃化转变温度为-60℃至-20℃的苯乙烯 - 丁二烯共聚物橡胶的二烯基橡胶，和（ii） 20〜75重量份CTAB为85〜110m 2 / g，C-DBP大于105ml / 100g，N2SA / IA大于1.10，Tint大于105，DELTA Dst为60〜 80nm，CTAB小于230-5.8（dn），其中dn是通过电子显微镜测量的平均粒径（nm）。

9. 发明授权

US06180711B2 Rubber composition for seismic isolation laminates 失效
标题翻译：用于隔震层压板的橡胶组合物
公开(公告)号：US06180711B2
公开(公告)日：2001-01-30
申请号：US09341958
申请日：1999-07-21
申请人： Jun Shimada , Hideyuki Oishi , Takashi Shirokawa
发明人： Jun Shimada , Hideyuki Oishi , Takashi Shirokawa
IPC分类号： C08K304
CPC分类号： B32B15/06 , B32B25/04 , B32B25/16 , B32B2307/56 , C08K3/04 , E02D27/34 , E02D2300/0001 , F16F1/3605 , F16F1/40 , F16F7/108 , C08L21/00
摘要： This invention relates to a rubber composition for seismic isolation laminate which exhibits excellent damping capacity as well as sufficient hardening properties. Such rubber composition for a seismic isolation laminate comprises at least a diene rubber; and 40 to 160 parts by weight of carbon black having a CTAB specific surface area of 120 to 370 (m2/g) and a CTAB specific surface area (m2/g)/iodine adsorption (mg/g) of up to 1.0 per 100 parts by weight of the diene rubber.
摘要翻译：本发明涉及一种抗震隔离层压板的橡胶组合物，其具有优异的阻尼能力以及足够的硬化性能。用于隔震层压体的这种橡胶组合物至少包含二烯橡胶; 和40〜160重量份CTAB比表面积为120〜370（m 2 / g），CTAB比表面积（m2 / g）/碘吸附量（mg / g）的碳黑的含量为100/100 重量份的二烯橡胶。

10. 发明授权

US07919558B2 Rubber composition and pneumatic tire using the same 失效
标题翻译：橡胶组合物和使用其的充气轮胎
公开(公告)号：US07919558B2
公开(公告)日：2011-04-05
申请号：US10590800
申请日：2005-02-22
申请人： Naoya Amino , Misao Hiza , Takashi Shirokawa , Masao Nakamura , Koichi Endo
发明人： Naoya Amino , Misao Hiza , Takashi Shirokawa , Masao Nakamura , Koichi Endo
IPC分类号： B60C1/00 , C08L9/00 , C08K3/04
CPC分类号： B60C15/06 , B60C1/00 , B60C1/0016 , B60C1/0025 , C08L7/00 , C08L9/00 , C08L9/06 , C08L21/00 , C08L2666/08 , C08L2666/02
摘要： A rubber composition containing (i) a conjugated diene-based rubber gel having a toluene swelling index of 16 to 70, (ii) a diene-based rubber such as natural rubber, polyisoprene rubber, aromatic vinyl-conjugated diene copolymer rubber and/or polybutadiene rubber, and (iii) an optional carbon black and/or silica and (a) a pneumatic tire using this composition as a high hardness reinforcing layer extending from a bead along a tire sidewalls, in which the fluidity and dimensional stability at the time of extrusion are improved, while maintaining a sufficient hardness of a high hardness reinforced rubber, (b) a pneumatic tire using this composition as two ends of a tire tread extrudate, maintaining a flex fatigue of the two ends of the tread, in which the extrudability and extrusion dimensional stability are improved and (c) a pneumatic tire using the composition as a 1.5 mm to 6 mm thick undertread, in which a high elasticity and relatively thick gauge undertread, and excellent processability and steering stability are provided.
摘要翻译：一种橡胶组合物，其含有（i）甲苯溶胀指数为16〜70的共轭二烯系橡胶，（ii）二烯类橡胶如天然橡胶，聚异戊二烯橡胶，芳族乙烯基 - 共轭二烯共聚物橡胶和/或聚丁二烯橡胶，和（iii）任选的炭黑和/或二氧化硅，以及（a）使用该组合物作为从胎圈沿轮胎侧壁延伸的高硬度增强层的充气轮胎，其中当时的流动性和尺寸稳定性同时保持高硬度增强橡胶的足够的硬度，（b）使用该组合物作为轮胎胎面挤出物的两端的充气轮胎，保持胎面的两端的挠曲疲劳，其中，挤出性和挤出尺寸稳定性得到改善，（c）使用该组合物作为1.5mm至6mm厚的底座的充气轮胎，其中高弹性和相对较厚的规格底座以及优异的工艺提供了灵活性和操纵稳定性。

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