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1.
公开(公告)号:US4533711A
公开(公告)日:1985-08-06
申请号:US530169
申请日:1983-09-07
申请人: Yasumasa Takeuchi , Mitsuhiko Sakakibara , Nobuo Tagata , Masaki Ogawa , Yasushi Hirata , Shigeru Tomihira
发明人: Yasumasa Takeuchi , Mitsuhiko Sakakibara , Nobuo Tagata , Masaki Ogawa , Yasushi Hirata , Shigeru Tomihira
CPC分类号: C08F136/06
摘要: A polybutadiene rubber composition having an improved green strength is disclosed, which comprises a polybutadiene having a content of cis-1,4 bond of at least 70%, an average chain length of 1,4-bond of 110.about.450 and a molecular weight distribution represented by a ratio of weight-average molecular weight to number-average molecular weight of not less than 5.0.
摘要翻译: 公开了具有改善的生坯强度的聚丁二烯橡胶组合物,其包含具有至少70%的顺式-1,4-键的聚丁二烯,110分子的450的平均链长度以及分子量 由重均分子量与数均分子量的比率表示的分布不小于5.0。
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2.
公开(公告)号:US4481327A
公开(公告)日:1984-11-06
申请号:US454292
申请日:1982-12-29
申请人: Masaki Ogawa , Yasushi Hirata , Akira Tsuchikura
发明人: Masaki Ogawa , Yasushi Hirata , Akira Tsuchikura
IPC分类号: C08L7/00 , C08K5/41 , C08L1/00 , C08L21/00 , C08L23/00 , C08L27/00 , C08L33/00 , C08L33/02 , C08L101/00 , C08K3/04 , B60C3/00 , B60C5/08
CPC分类号: C08K5/41 , Y10T152/10855
摘要: Rubber compositions having improved tensile strength, elongation and modulus of unvulcanized rubbers without deteriorating physical properties of vulcanized rubbers are prepared by utilizing synergistic effect of addition of a filler having high reinforcing property and alkadiene sulfones in given amounts to natural rubber and/or dienic synthetic rubbers.
摘要翻译: 通过使用给定量的天然橡胶和/或二烯合成橡胶添加具有高增强性的填料和链烯二烯砜的协同效应,制备了具有改进的抗硫化橡胶的抗拉强度,伸长率和模量而不劣化硫化橡胶的物理性能的橡胶组合物 。
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公开(公告)号:US4468496A
公开(公告)日:1984-08-28
申请号:US401509
申请日:1982-07-26
申请人: Yasumasa Takeuchi , Mitsuhiko Sakakibara , Nobuo Tagata , Masaki Ogawa , Yasushi Hirata , Shigeru Tomihira
发明人: Yasumasa Takeuchi , Mitsuhiko Sakakibara , Nobuo Tagata , Masaki Ogawa , Yasushi Hirata , Shigeru Tomihira
IPC分类号: C08L7/00 , C08F36/00 , C08F136/06 , C08K3/00 , C08L1/00 , C08L9/00 , C08L21/00 , C08L23/00 , C08L27/00 , C08L33/00 , C08L33/02 , C08L101/00 , C08L9/02 , C08L47/00
摘要: A rubber composition having excellent fracture properties and cut growth resistance is disclosed, which consists of 10-95 parts by weight of polybutadiene having a content of cis-1,4 bond of at least 70% and an average chain length of 1,4-sequence of 110-450 and 90-5 parts by weight of at least one diene rubber.
摘要翻译: 公开了一种具有优异的断裂性能和抗切削生长性的橡胶组合物,其由10-95重量份具有至少70%的顺式-1,4键的平均链长度为1,4-丁二烯的聚丁二烯组成, 序列为110-450和90-5重量份的至少一种二烯橡胶。
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公开(公告)号:US4328133A
公开(公告)日:1982-05-04
申请号:US276548
申请日:1981-06-23
申请人: Masaki Ogawa , Yasushi Hirata , Mikihiko Ikegami
发明人: Masaki Ogawa , Yasushi Hirata , Mikihiko Ikegami
CPC分类号: C08L21/00 , Y10T152/10513 , Y10T428/298
摘要: Organic micro-fiber reinforced rubber compositions having high elastic modulus, excellent crack growth resistance, impact cut resistance and rebound resilience and a small swell value are prepared by incorporating 10-100 parts by weight of carbon black, 3-30 parts by weight of organic micro-fibers based on 100 parts by weight of at least one rubber selected from a group consisting of natural rubber, synthetic polyisoprene rubber, butyl rubber, halogenated butyl rubber, polybutadiene rubber, styrene-butadiene copolymeric rubber, ethylene-propylene-diene ternary copolymeric rubber and acrylonitrile-butadiene copolymeric rubber, said micro-organic staple fibers being lower than 30.degree. C. or higher than 120.degree. C. in glass transition temperature of amorphous portion and higher than 160.degree. C. in melting point of crystal portion, and having an average length of the micro-fibers of 0.8-30 .mu.m, an average diameter of the micro-fibers of 0.02-0.8 .mu.m and a ratio of the average length of the micro-fibers to the average diameter of the micro-fibers of 8-400.
摘要翻译: 通过加入10-100重量份的炭黑,3-30重量份的有机物,制备具有高弹性模量,优异的抗裂纹生长性,抗冲击性和回弹性以及小膨胀值的有机微纤维增强橡胶组合物 基于100重量份的至少一种选自天然橡胶,合成聚异戊二烯橡胶,丁基橡胶,卤化丁基橡胶,聚丁二烯橡胶,苯乙烯 - 丁二烯共聚橡胶,乙烯 - 丙烯 - 二烯三元共聚物 橡胶和丙烯腈 - 丁二烯共聚橡胶,所述微有机短纤维在非晶部分的玻璃化转变温度低于30℃或高于120℃,高于160℃,晶体部分的熔点,以及 微纤维的平均长度为0.8〜30μm,微纤维的平均直径为0.02〜0.8μm,平均粒径 微纤维的微纤维的平均直径为8-400。
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公开(公告)号:US4499228A
公开(公告)日:1985-02-12
申请号:US507303
申请日:1983-06-23
申请人: Masaki Ogawa , Yasushi Hirata , Akira Tsuchikura
发明人: Masaki Ogawa , Yasushi Hirata , Akira Tsuchikura
IPC分类号: C08L7/00 , C08J5/04 , C08K7/00 , C08K7/02 , C08K7/08 , C08L21/00 , C08L23/00 , C08L33/00 , C08L33/02 , C08L101/00 , C08K3/10 , C08L9/00 , C08L47/00
CPC分类号: C08L21/00 , C08J5/044 , C08J5/046 , C08K7/08 , C08J2307/00 , C08J2309/00 , C08J2321/00 , C08K2201/016
摘要: A rubber composition having an improved crack growth resistance is disclosed, which contains 1-40 wt % of granular bodies having an average particle diameter of 5-500 .mu.m, which contain 2-40 wt % of micro short fibers having an average diameter of not more than 1 .mu.m, an average length of 1-30 .mu.m and an aspect ratio of not less than 8 and orientated in uniaxial or biaxial direction, and is random in the orientation axis of the micro short fiber between the granular bodies.
摘要翻译: 公开了一种具有改善的抗裂纹生长性的橡胶组合物,其含有1-40重量%的平均粒径为5-500μm的颗粒体,其含有2-40重量%的平均直径为 平均长度为1-30μm,纵横比不小于8,取向为单轴或双轴方向,并且在颗粒体之间的微短纤维的取向轴上是随机的。
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公开(公告)号:US4433107A
公开(公告)日:1984-02-21
申请号:US404750
申请日:1982-08-03
申请人: Yasumasa Takeuchi , Mitsuhiko Sakakibara , Nobuo Tagata , Masaki Ogawa , Yasushi Hirata , Shigeru Tomihira
发明人: Yasumasa Takeuchi , Mitsuhiko Sakakibara , Nobuo Tagata , Masaki Ogawa , Yasushi Hirata , Shigeru Tomihira
IPC分类号: C08L7/00 , C08F4/54 , C08F4/60 , C08F136/08 , C08L1/00 , C08L9/00 , C08L21/00 , C08L23/00 , C08L27/00 , C08L33/00 , C08L33/02 , C08L101/00
CPC分类号: C08L21/00
摘要: A rubber composition having improved cut growth resistance, processability and dimensional stability is disclosed, which comprises not less than 20 parts by weight of polyisoprene having a melting point of not less than 10.degree. C. and a content of cis-1,4 bond of not less than 88% and the balance of at least one diene rubber.
摘要翻译: 公开了具有提高的切割生长性,加工性和尺寸稳定性的橡胶组合物,其包含不少于20重量份的熔点不低于10℃的聚异戊二烯和顺式-1,4键的含量 不少于88%,余量为至少一种二烯橡胶。
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公开(公告)号:US4572263A
公开(公告)日:1986-02-25
申请号:US556818
申请日:1983-12-01
申请人: Masaki Ogawa , Yasushi Hirata , Akira Tsuchikura
发明人: Masaki Ogawa , Yasushi Hirata , Akira Tsuchikura
CPC分类号: B60C9/08 , B60C9/2006 , C08K5/098 , C08K5/41 , Y10S156/91 , Y10T152/1081 , Y10T428/12562 , Y10T428/296
摘要: A pneumatic radial tire comprising: (1) a cylindrical tread portion; (2) side portions located at both sides of the tread portion and extending inwardly in the radial direction; (3) bead portions located at the inner edge portions of the side portions; (4) a carcass comprising at least one ply which is reinforced with a belt arranged on the inside of the tread portion, wherein said belt and/or said carcass ply is reinforced by steel cords; and (5) a rubber composition surrounding the steel cords, wherein said rubber composition comprises: (a) 100 parts by weight of at least one rubber selected from the group consisting of natural rubber and dienic synthetic rubber; (b) 0.1-5.0 parts by weight of alkadiene sulfone; and (c) 0.05-1.0 parts by metal weight of at least one metal salt of an organic acid selected from the group consisting of cobalt salt of an organic acid and nickel salt of an organic acid.
摘要翻译: 一种充气子午线轮胎,包括:(1)圆柱形胎面部分; (2)位于胎面部两侧的侧部,并沿径向向内延伸; (3)位于侧部的内缘部的胎圈部; (4)一种胎体,其包括至少一层,其被布置在所述胎面部分的内侧上的带增强,其中所述带和/或所述胎体帘布层被钢丝绳加固; 和(5)围绕钢帘线的橡胶组合物,其中所述橡胶组合物包含:(a)100重量份选自天然橡胶和二烯合成橡胶的至少一种橡胶; (b)0.1-5.0重量份的二烯烃砜; 和(c)0.05-1.0重量份的至少一种选自有机酸的钴盐和有机酸的镍盐的有机酸的金属盐。
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公开(公告)号:US4515922A
公开(公告)日:1985-05-07
申请号:US574427
申请日:1984-01-27
摘要: A rubber composition having improved wet skid resistance and rolling resistance is disclosed, which comprises (A) 10-90% by weight of polybutadiene rubber having a content of cis-1,4-bond at least 80% and an average chain length of cis-1,4-bond of not less than 110, and (B) 10-90% by weight of random styrene-butadiene copolymer rubber obtained by copolymerization in the presence of an organic metal catalyst and having a content of bound styrene of not more than 40% by weight and a content of 1,2-bond in total butadiene unit of 30-95%.
摘要翻译: 公开了一种具有改进的抗湿滑性和滚动阻力的橡胶组合物,其包含(A)10-90重量%的含有顺式-1,4-键至少80%的聚丁二烯橡胶和平均链长为顺式 -1,4-键不小于110,和(B)10-90重量%的无规苯乙烯 - 丁二烯共聚物橡胶,其通过在有机金属催化剂的存在下共聚合而获得,并且具有不超过结合苯乙烯的含量 40重量%以上,丁二烯单元中1,2-丁二烯含量为30-95%。
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公开(公告)号:US4481995A
公开(公告)日:1984-11-13
申请号:US417943
申请日:1982-09-14
IPC分类号: C08L7/00 , B60C1/00 , C08L21/00 , C08L23/00 , C08L33/00 , C08L33/02 , C08L101/00 , B60C13/00 , B60C9/02
CPC分类号: B60C1/0025
摘要: A pneumatic radial tire having sidewalls, the rubber composition of said sidewalls comprising, based on 100 parts by weight of rubber, 20 to 90 parts by weight of butadienepiperylene copolymer and 80 to 10 parts by weight of at least one rubbery diene polymer selected from the group consisting of natural rubber, synthetic polyisoprene rubber, polybutadiene rubber, butadiene-styrene copolymer rubber, ethylenepropylene-diene ternary copolymer rubber and acrylonitrile-butadiene copolymer rubber.
摘要翻译: 一种具有侧壁的充气子午线轮胎,所述侧壁的橡胶组合物基于100重量份的橡胶,20至90重量份的丁二烯基苯乙烯共聚物和80至10重量份的至少一种橡胶二烯聚合物,所述橡胶二烯聚合物选自 由天然橡胶,合成聚异戊二烯橡胶,聚丁二烯橡胶,丁二烯 - 苯乙烯共聚物橡胶,乙烯 - 丙烯 - 二烯三元共聚物橡胶和丙烯腈 - 丁二烯共聚物橡胶组成的组。
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公开(公告)号:US4396051A
公开(公告)日:1983-08-02
申请号:US353274
申请日:1982-03-01
申请人: Masaki Ogawa , Yasushi Hirata
发明人: Masaki Ogawa , Yasushi Hirata
IPC分类号: C08L23/00 , B60C1/00 , B60C5/14 , C08K3/04 , C08K7/00 , C08L1/00 , C08L7/00 , C08L21/00 , C08L23/18 , C08L23/26 , C08L27/00 , C08L101/00 , B60C9/00 , C08L69/00 , C08L89/00
CPC分类号: B60C1/0008 , Y10S152/16 , Y10T152/10234 , Y10T152/10513
摘要: A pneumatic tire having a low air permeability, an improved fatigue resistance and a low fuel consumption is disclosed, which comprises an inner liner made of a vulcanizate of a rubber composition comprising 3-30 parts by weight of micro organic short fibers and 10-100 parts by weight of carbon black on a basis of 100 parts by weight of a rubber blend consisting mainly of butyl rubber and/or halogenated butyl rubber; said micro organic short fiber consisting of an amorphous portion having a glass transition temperature of less than 30.degree. C. or more than 120.degree. C. and a crystal portion having a melting point of not less than 160.degree. C., and having an average length of 0.8-30 .mu.m, an average diameter of 0.02-0.8 .mu.m and a ratio of average length to average diameter of 8-400.
摘要翻译: 公开了一种具有低透气性,改善的耐疲劳性和低燃料消耗的充气轮胎,其包括由橡胶组合物硫化橡胶制成的内衬,其包含3-30重量份的微有机短纤维和10-100 基于100重量份主要由丁基橡胶和/或卤化丁基橡胶组成的橡胶共混物的炭黑重量份; 所述微有机短纤维由玻璃化转变温度低于30℃或大于120℃的非晶部分和熔点不低于160℃的晶体部分组成,并且具有平均值 长度为0.8〜30μm,平均直径为0.02〜0.8μm,平均长径与平均直径的比值为8〜400。
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