申请人:Toyo Tire & Rubber Co., Ltd.
公开号:US20140128498A1
公开(公告)日:2014-05-08
A method for manufacturing a tire member, that improves various performances such as abrasion resistance, tear strength, fatigue resistance and the like of the tire member in good balance is provided. The method includes a step (A) for mixing at least a rubber component, a filler and a thiosulfuric acid compound containing an amino group, and a step (B) for mixing the mixture obtained by the step (A), a sulfur component, and a vulcanization accelerator, wherein the thiosulfuric acid compound containing an amino group is added in an amount of 0.2 parts by mass or more to 100 parts by mass of the rubber component in the step (A), and a temperature of the mixture during mixing is maintained within a range of from 145 to 170° C. for 20 seconds or more in the step (A).
提供了一种制造轮胎零件的方法,该方法在良好平衡中提高了轮胎零件的耐磨性、撕裂强度、疲劳性能等各种性能。该方法包括步骤(A)混合至少一种橡胶组分、填料和含有氨基的硫代硫酸化合物,以及步骤(B)混合通过步骤(A)获得的混合物、硫组分和硫化促进剂。其中,含有氨基的硫代硫酸化合物在步骤(A)中以0.2质量部或更多的量添加到100质量部的橡胶组分中,并且在步骤(A)中混合时,混合物的温度在145至170℃范围内维持20秒或更长时间。