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    • 4. 发明授权
    • Pneumatic tire with tread
    • 带胎面的气动轮胎
    • US07671132B1
    • 2010-03-02
    • US12336773
    • 2008-12-17
    • Georges Marcel Victor ThielenFrank SchmitzNicola Costantini
    • Georges Marcel Victor ThielenFrank SchmitzNicola Costantini
    • C08L23/04C08L25/10
    • C08L9/00B60C1/0016C08L9/06C08L23/02C08L25/06C08L25/16C08L2666/02
    • The present invention is directed to a pneumatic tire comprising a ground contacting tread, the tread comprising a rubber composition comprising from 30 to 70 parts by weight, per 100 parts by weight of s first elastomer (phr) having a glass transition temperature Tg ranging from about −40° C. to about −10° C. and a solubility parameter ranging from about 4.1 MPa1/2 to about 4.5 MPa1/2; from 70 to 30 phr of a second elastomer having a Tg ranging from about −105° C. to about −30° C. and a solubility parameter ranging from about 3.7 MPa1/2 to about 4.1 MPa1/2; from 1 to 40 phr of a first plasticizer having a solubility parameter ranging from 3.4 MPa1/2 to 3.8 MPa1/2; from 1 to 20 phr of a second plasticizer having a solubility parameter ranging from 4.3 MPa1/2 to 4.7 MPa1/2; and from 30 to 150 phr of silica.
    • 本发明涉及一种充气轮胎,其包括接地胎面,所述胎面包含橡胶组合物,所述橡胶组合物包含30至70重量份,相对于每100重量份的第一弹性体(phr),其玻璃化转变温度Tg范围为 约-40℃至约-10℃,溶解度参数为约4.1MPa1 / 2至约4.5MPa1 / 2; 70至30phr的Tg范围为约-105℃至约-30℃的第二弹性体,溶解度参数为约3.7MPa 1/2至约4.1MPa 1/2; 1〜40phr的溶解度参数为3.4MPa·2〜3.8MPa·1/2的第一增塑剂; 1至20phr的溶解度参数范围为4.3MPa1 / 2至4.7MPa1 / 2的第二增塑剂; 和30至150phr的二氧化硅。