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    • 31. 发明专利
    • Pneumatic tire
    • 气动轮胎
    • JP2013107553A
    • 2013-06-06
    • JP2011255469
    • 2011-11-22
    • Yokohama Rubber Co Ltd:The横浜ゴム株式会社
    • HARA YUICHISETO HIDEKI
    • B60C5/14
    • B60C2005/147
    • PROBLEM TO BE SOLVED: To provide a pneumatic tire including an inner liner layer formed of a sheet which is obtained by circularly connecting end portions of sheets comprising a thermoplastic resin or a thermoplastic resin composition formed by blending an elastomer into the thermoplastic resin and thereafter subjecting the connected sheets to vulcanization molding, the pneumatic tire causing neither crack nor peeling near a joint portion of the inner liner layer after starting running of the pneumatic tire and consequently having excellent durability.SOLUTION: There is provided the pneumatic tire in which the inner liner layer is constituted, the inner liner layer being formed circular by connecting end portions of the sheets composed of the thermoplastic resin or the thermoplastic resin composition formed by blending the elastomer into the thermoplastic resin and connecting both end portions of the sheets, Both end portions of the sheet comprising the thermoplastic resin or the thermoplastic resin composition formed by blending the elastomer into the thermoplastic resin are formed so as to include projections with roots recessed in a plain view, and the projection of the end portion and the recessed root of the other end portion are engaged with each other to connect the sheet end portions, and thereby, the circular shape is formed.
    • 解决问题的方案:提供一种充气轮胎,其包括由片材形成的内衬层,所述内衬层通过将包含热塑性树脂的片材的热塑性树脂组合物或通过将弹性体共混而形成的热塑性树脂组合物的圆形连接到所述热塑性树脂 然后对所连接的片材进行硫化成型,充气轮胎在充气轮胎开始行驶之后既不会引起裂缝也不剥离内衬层的接合部分,因此具有优异的耐久性。 解决方案:提供一种内衬层构成的充气轮胎,内衬层通过将由热塑性树脂构成的片材的端部或通过将弹性体共混而形成的热塑性树脂组合物的端部连接成圆形 热塑性树脂并且连接片材的两个端部,将包含热塑性树脂的片材的两个端部或通过将弹性体共混成热塑性树脂而形成的热塑性树脂组合物形成为包括具有以平面视图凹陷的根部的突起 并且另一端部的端部和凹根的突起彼此接合以连接片端部,从而形成圆形。 版权所有(C)2013,JPO&INPIT
    • 32. 发明专利
    • Method for producing thermoplastic elastomer composition
    • 生产热塑性弹性体组合物的方法
    • JP2010215726A
    • 2010-09-30
    • JP2009061859
    • 2009-03-13
    • Yokohama Rubber Co Ltd:The横浜ゴム株式会社
    • HARA YUICHIMOROOKA NAOYUKI
    • C08J3/24B60C5/14C08K5/435C08L25/08C08L77/00
    • PROBLEM TO BE SOLVED: To provide a thermoplastic elastomer composition in which a halogenated isoolefin/p-alkylstyrene copolymer rubber is dispersed and loaded in a polyamide resin, while maintaining flowability of the polyamide even if the rubber is finely dispersed and loaded to a high content. SOLUTION: A method for producing the thermoplastic elastomer composition which includes the polyamide resin (A) as a continuous phase and the halogenated isoolefin/p-alkylstyrene copolymer rubber (B) as a dispersed phase is provided. In the method, the resin (A) and the rubber (B) are reacted and kneaded to disperse the rubber (B) into the resin (A), and then a crosslinking agent (C) is added to make the rubber (B) dynamically crosslinked. Subsequently, >0.01 and COPYRIGHT: (C)2010,JPO&INPIT
    • 待解决的问题:为了提供其中将卤化异烯烃/对烷基苯乙烯共聚物橡胶分散并负载在聚酰胺树脂中的热塑性弹性体组合物,同时保持聚酰胺的流动性,即使橡胶被细分散并加载到 高含量。 解决方案:提供一种制备作为连续相的聚酰胺树脂(A)和作为分散相的卤代异烯烃/对烷基苯乙烯共聚物橡胶(B)的热塑性弹性体组合物的制造方法。 在该方法中,将树脂(A)和橡胶(B)进行反应和捏合以将橡胶(B)分散到树脂(A)中,然后加入交联剂(C)以使橡胶(B) 动态交联。 随后,将能够与聚酰胺树脂的末端氨基结合的化合物(D)的0.01〜0.3重量份添加到树脂(A)的100重量份中,将混合物熔融捏合 不低于树脂(A)的熔点的温度。 获得的热塑性弹性体组合物有利地用作充气轮胎的内衬。 版权所有(C)2010,JPO&INPIT
    • 33. 发明专利
    • Method for manufacturing pneumatic tire
    • 制造气动轮胎的方法
    • JP2010046869A
    • 2010-03-04
    • JP2008212048
    • 2008-08-20
    • Yokohama Rubber Co Ltd:The横浜ゴム株式会社
    • HARA YUICHI
    • B29D30/08
    • PROBLEM TO BE SOLVED: To improve adhesiveness of a nylon resin-based thermoplastic elastomer composition and a rubber composition used as an inner liner for a pneumatic tire in a laminated body.
      SOLUTION: The laminated body of the nylon resin-based thermoplastic elastomer composition and the rubber composition containing no cross-linking agent is produced. The cross-linking agent is adhered on the surface of the rubber composition of the laminated body by spraying or coating, and the rubber composition of the laminated body is cross-linked in a vulcanization step for a tire.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提高尼龙树脂类热塑性弹性体组合物和用作叠层体中的充气轮胎的内衬的橡胶组合物的粘合性。 解决方案:制备尼龙树脂基热塑性弹性体组合物的层压体和不含交联剂的橡胶组合物。 通过喷涂或涂布将交联剂粘附在层叠体的橡胶组合物的表面上,层叠体的橡胶组合物在轮胎的硫化步骤中交联。 版权所有(C)2010,JPO&INPIT
    • 34. 发明专利
    • Pneumatic tire
    • 气动轮胎
    • JP2009241855A
    • 2009-10-22
    • JP2008092873
    • 2008-03-31
    • Yokohama Rubber Co Ltd:The横浜ゴム株式会社
    • KAWAKAMI KINYAHARA YUICHI
    • B60C5/14
    • PROBLEM TO BE SOLVED: To provide a pneumatic tire adapted to form an inner liner layer so that both end parts of a thermosetting resin film composed mainly of a thermosetting resin in the circumferential direction of a tire are overlapped to form a splice, thereby improving the durability of the splice part thereof during low temperature.
      SOLUTION: The thermosetting resin film 7 composed of a thermosetting resin or a thermosetting resin elastomer composition as a blend of a thermosetting resin and elastomer is interiorly lined along the inner surface of the tire so as to extend in the circumferential direction of the tire. The inner liner layer 6 is formed by overlapping both circumferential ends thereof to form the splice, and the inside of the splice part 10 of the inner liner layer 6 in the radial direction of the tire is covered with an auxiliary rubber sheet 11. The auxiliary rubber sheet 11 is composed of a rubber composition containing 40-90 wt.% of butadiene rubber and 10-60 wt.% of dien-based rubber.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种适于形成内衬层的充气轮胎,使得在轮胎的周向上主要由热固性树脂构成的热固性树脂膜的两个端部重叠以形成接合, 从而在低温下提高其接合部的耐久性。 解决方案:将由热固性树脂或热固性树脂弹性体组合物组成的热固性树脂弹性体组合物作为热固性树脂和弹性体的共混物组成的热固性树脂膜7沿轮胎的内表面沿内周线排列, 胎。 内衬层6通过将其两个周向端部重叠而形成,从而形成接合部,内衬层6的接合部10在轮胎径向的内侧被辅助橡胶片11覆盖。 橡胶片11由含有40-90重量%丁二烯橡胶和10-60重量%二烯基橡胶的橡胶组合物组成。 版权所有(C)2010,JPO&INPIT
    • 36. 发明专利
    • Method for producing thermoplastic elastomer composition
    • 生产热塑性弹性体组合物的方法
    • JP2014095093A
    • 2014-05-22
    • JP2014022316
    • 2014-02-07
    • Yokohama Rubber Co Ltd:The横浜ゴム株式会社
    • HARA YUICHIMOROOKA NAOYUKI
    • C08J3/24B60C5/14C08G69/48C08K5/435C08L23/28C08L77/00
    • PROBLEM TO BE SOLVED: To maintain the fluidity of a polyamide resin while maintaining fine dispersion and a high filling rate of a halogenated isoolefin-paraalkylstyrene copolymer rubber in a thermoplastic elastomer composition in which the rubber is dispersed and filled in a polyamide resin.SOLUTION: There is provided a method for producing a thermoplastic elastomer composition in which the continuous phase is composed of a polyamide resin (A) and the dispersion phase is composed of a halogenated isoolefin-paraalkylstyrene copolymer rubber (B), wherein 100 pts.mass of the polyamide resin (A) and more than 0.01 pt.mass and less than 3 pts.mass of a compound (C) capable of binding to a terminal amino group of the polyamide resin are reacted and kneaded at a temperature equal to or higher than the melting point of the polyamide resin (A) to modify the polyamide resin and then the modified polyamide resin and the rubber (B) are reacted and kneaded to dynamically cross-link the rubber (B).
    • 要解决的问题:为了保持聚酰胺树脂的流动性,同时保持分散和填充在聚酰胺树脂中的热塑性弹性体组合物中的卤化异烯烃 - 对烷基苯乙烯共聚物橡胶的高分散性和高填充率。解决方案: 提供了一种热塑性弹性体组合物的制造方法,其中连续相由聚酰胺树脂(A)组成,分散相由卤代异烯烃 - 对烷基苯乙烯共聚物橡胶(B)组成,其中100重量份 聚酰胺树脂(A)和大于0.01pt.mass且小于3pts.mass的能够结合聚酰胺树脂的末端氨基的化合物(C)在等于或高于 聚酰胺树脂(A)的熔点改性聚酰胺树脂,然后改性聚酰胺树脂和橡胶(B)进行反应和捏合以动态地交联橡胶(B)。
    • 37. 发明专利
    • Method for manufacturing pneumatic tire
    • 制造气动轮胎的方法
    • JP2013129167A
    • 2013-07-04
    • JP2011281836
    • 2011-12-22
    • Yokohama Rubber Co Ltd:The横浜ゴム株式会社
    • SETO HIDEKIHARA YUICHISHIBATA HIROKAZU
    • B29D30/30
    • B29D30/3042B26D3/003B26D2001/0053B26D2001/0086B26F3/08B29D30/0681B29D2030/0682B60C2005/145B60C2005/147
    • PROBLEM TO BE SOLVED: To provide a method for manufacturing a pneumatic tire which is highly durable and free from generation of cracks near the splice part, as a pneumatic tire in which an inner liner layer is formed using a laminate sheet.SOLUTION: A method for manufacturing a pneumatic tire includes a step in which a sheet 2 constituted of a thermoplastic resin or a thermoplastic resin composition obtained by blending a thermoplastic resin and an elastomer, and a laminate sheet 1 of predetermined length laminated with a rubber to be vulcanization bonded with the thermoplastic resin or the thermoplastic resin composition, are employed for lap splicing end part of the laminate sheet 1, and in this state, vulcanization molding of a tire is carried out. After the step, the method forms an inner liner layer 10 using the laminate sheet 1. Thus, the pneumatic tire can be manufactured. When cutting the sheet 2 composed of the thermoplastic resin composition obtained by blending at least the thermoplastic resin or the thermoplastic resin and the elastomer, to a predetermined length, a blade with a non sharp edge is used under temperature conditions at not less than 60°C and not more than the melting point of the thermoplastic resin.
    • 要解决的问题:提供一种制造充气轮胎的方法,所述充气轮胎是非常耐用的,并且在接合部附近不产生裂纹,作为使用层压片形成内衬层的充气轮胎。解决方案:一种方法 用于制造充气轮胎的步骤包括以下步骤:将由热塑性树脂构成的片材2或通过将热塑性树脂和弹性体共混而得到的热塑性树脂组合物和预定长度的叠层片材1与橡胶层压以进行硫化, 热塑性树脂或热塑性树脂组合物用于层压片材1的搭接端部,在该状态下进行轮胎的硫化成型。 在该步骤之后,该方法使用层叠片材1形成内衬层10.因此,可以制造充气轮胎。 将由热塑性树脂或热塑性树脂和弹性体共混而成的热塑性树脂组合物构成的片材2切割成规定的长度时,在不低于60°的温度条件下使用具有非锋利边缘的刀片 并且不大于热塑性树脂的熔点。
    • 38. 发明专利
    • Laminate, and pneumatic tire using the same
    • 层压板和使用其的气动轮胎
    • JP2012020509A
    • 2012-02-02
    • JP2010160521
    • 2010-07-15
    • Yokohama Rubber Co Ltd:The横浜ゴム株式会社
    • TOMOI SHUSAKUHARA YUICHI
    • B32B27/30B60C5/14
    • B60C5/14B32B7/02B32B25/08B32B25/14B32B27/08B32B27/28B32B27/306B32B27/34B32B2250/42B32B2270/00B32B2597/00B60C5/00B60C2005/145Y10T428/2495Y10T428/3192
    • PROBLEM TO BE SOLVED: To provide a laminate having superior gas barrier property and fatigue durability.SOLUTION: In the laminate made by alternately laminating a layer composed of at least one layer of a first thermoplastic resin composition and a layer composed of at least two layers of second thermoplastic resin compositions such that the outermost layer is a layer composed of the second thermoplastic resin composition, the first thermoplastic resin composition includes at least one substance selected from a group of an ethylene vinyl alcohol copolymer and a denatured ethylene vinyl alcohol copolymer, and the second thermoplastic resin composition has a composition different from that of the first thermoplastic resin composition, so that the layer composed of the first thermoplastic resin composition and the layer composed of the second thermoplastic resin composition have a specific tensile elastic modulus ratio and thickness ratio between them in an arbitrary pair of layers adjacent to each other consisting of a layer composed of the first thermoplastic resin composition and a layer composed of the second thermoplastic resin composition.
    • 要解决的问题:提供具有优异的阻气性和疲劳耐久性的层压体。 解决方案:在通过交替层叠由至少一层第一热塑性树脂组合物构成的层和由至少两层第二热塑性树脂组合物构成的层而制成的层压体中,使得最外层是由 第二热塑性树脂组合物包含选自乙烯 - 乙烯醇共聚物和变性乙烯 - 乙烯醇共聚物中的至少一种物质,第二热塑性树脂组合物的组成与第一热塑性树脂组合物的组成不同 使得由第一热塑性树脂组合物构成的层和由第二热塑性树脂组合物构成的层由彼此相邻的任意一对层构成的比拉伸弹性模量比和厚度比由层 由第一热塑性树脂组合物和1a组成 由第二热塑性树脂组合物组成。 版权所有(C)2012,JPO&INPIT
    • 39. 发明专利
    • Method for producing thermoplastic elastomer composition
    • 生产热塑性弹性体组合物的方法
    • JP2010215724A
    • 2010-09-30
    • JP2009061836
    • 2009-03-13
    • Yokohama Rubber Co Ltd:The横浜ゴム株式会社
    • HARA YUICHIMOROOKA NAOYUKI
    • C08J3/24B60C5/14C08K5/435C08L25/08C08L77/00
    • PROBLEM TO BE SOLVED: To provide a thermoplastic elastomer composition in which a halogenated isoolefin/p-alkylstyrene copolymer rubber is dispersed and loaded in a polyamide resin, while maintaining flowability of the polyamide even if the rubber is finely dispersed and loaded to a high content.
      SOLUTION: A method for producing a thermoplastic elastomer composition which includes the polyamide resin (A) as a continuous phase and the halogenated isoolefin/p-alkylstyrene copolymer rubber (B) as a dispersed phase is provided. In the method, 100 pts.mass of the polyamide resin (A), and >0.01 and
    • 待解决的问题:为了提供其中将卤化异烯烃/对烷基苯乙烯共聚物橡胶分散并负载在聚酰胺树脂中的热塑性弹性体组合物,同时保持聚酰胺的流动性,即使橡胶被细分散并加载到 高含量。 解决方案:提供一种制备作为连续相的聚酰胺树脂(A)和作为分散相的卤代异烯烃/对烷基苯乙烯共聚物橡胶(B)的热塑性弹性体组合物的制造方法。 在该方法中,聚酰胺树脂(A)的100质量份和能够与聚酰胺树脂的末端氨基结合的化合物(C)> 0.01〜<3质量份在温度 不低于聚酰胺树脂(A)的熔点以改性聚酰胺。 随后,将改性聚酰胺树脂和橡胶(B)进行反应和捏合,使橡胶(B)动态交联。 所得热塑性弹性体组合物有利地用作充气轮胎的内衬。 版权所有(C)2010,JPO&INPIT
    • 40. 发明专利
    • Pneumatic tire
    • 气动轮胎
    • JP2010047124A
    • 2010-03-04
    • JP2008213283
    • 2008-08-21
    • Yokohama Rubber Co Ltd:The横浜ゴム株式会社
    • SHIBATA HIROKAZUHARA YUICHI
    • B60C5/14B32B25/14
    • PROBLEM TO BE SOLVED: To provide a pneumatic tire with the inner liner layer constructed by a thermoplastic resin elastomer composition for improving weather resistance and durability without degrading an air leak preventive effect.
      SOLUTION: The inner liner layer is composed of a laminated body of a barrier layer made by the thermoplastic resin elastomer composition A and a weather resistant layer made by a thermoplastic resin elastomer composition B. The thermoplastic resin elastomer compositions A, B are composed of 10 to 80 wt.% of polyamide series resin and 20 to 90 wt.% of elastomer, and formed by dispersing the elastomer in the polyamide series resin. The thermoplastic resin elastomer composition A does not include carbon black, however, the thermoplastic resin elastomer composition B is composed by mixing 1 to 20 pts.wt. of the carbon black into 100 pts.wt. of the polymer component.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种充气轮胎,其具有由热塑性树脂弹性体组合物构成的内衬层,以改善耐候性和耐久性,而不降低防漏气效果。 解决方案:内衬层由由热塑性树脂弹性体组合物A制成的阻挡层的层压体和由热塑性树脂弹性体组合物B制成的耐候层组成。热塑性树脂弹性体组合物A,B为 由10〜80重量%的聚酰胺系树脂和20〜90重量%的弹性体组成,通过将弹性体分散在聚酰胺系树脂中而形成。 热塑性树脂弹性体组合物A不包括炭黑,然而,热塑性树脂弹性体组合物B通过混合1〜20重量份 的碳黑变成100重量份 的聚合物组分。 版权所有(C)2010,JPO&INPIT