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    • 6. 发明申请
    • TIRE OVERLAY COMPOSITION
    • 轮胎重叠组合
    • US20140190611A1
    • 2014-07-10
    • US14151115
    • 2014-01-09
    • E I DU PONT DE NEMOURS AND COMPANY
    • MARK ALLAN LAMONTIA
    • B60C9/18B29D30/20
    • B60C9/1821B29D30/20B60C1/00B60C9/22B60C2009/2214B60C2009/2223B60C2009/2261B60C2009/2276B60C2009/2295
    • A tire comprising an overlay ply wherein (i) the shoulder section of the overlay comprises an elastomer and short polymeric or non-polymeric reinforcing fibers present in an amount of from 0.1 to 10 parts fiber per hundred parts of elastomer, the short fibers having a tenacity of at least 2 grams per dtex, a modulus of at least 10 grams per dtex and a length of from 0.1 to 8 mm and wherein the fibers are aligned substantially parallel to each other in a controlled angle of orientation within the overlay wherein the orientation is selected such that it decreases tire noise, and (ii) the section of overlay in the crown of the tire comprising cords of continuous filament polymeric fibers or continuous strands of metal or combinations thereof, the cords being aligned in a circumferential direction around the tire.
    • 一种包括覆盖层的轮胎,其中(i)覆盖层的胎肩部分包含弹性体和以每100份弹性体0.1至10份纤维的量存在的短聚合物或非聚合增强纤维,短纤维具有 至少2克/分特的强度,至少10克/分钟的模量和0.1至8毫米的长度,并且其中所述纤维在所述覆盖层内以受控的取向角基本上彼此平行地排列,其中所述取向 被选择为使得其降低轮胎噪音,以及(ii)包括在连续长丝聚合物纤维或连续的金属线束或其组合的帘线的轮胎冠部中的覆盖部分,帘线围绕轮胎在圆周方向上对齐 。