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    • 111. 发明申请
    • Tire composition with improved vulcanizing agent
    • 具有改进硫化剂的轮胎组合物
    • US20100108239A1
    • 2010-05-06
    • US12290427
    • 2008-10-30
    • Carla ReckerWilliam Michael YorkThomas KramerKatharina HerzogBoris MergellRichard W. Cruse
    • Carla ReckerWilliam Michael YorkThomas KramerKatharina HerzogBoris MergellRichard W. Cruse
    • B29D30/00C08K3/22C08L25/10C08L7/00C08L9/00C08L23/18C08K3/04
    • B60C1/0016B29B7/7495C08K3/013C08K5/0025C08K5/36C08K5/372C08K5/42C08K5/549C08L21/00
    • A tire composition with a Shore A hardness, according to DIN 53 505 and ASTM D2240, of not less than 40 and not greater than 95 and a glass-transition temperature Tg (E″max), according to DIN 53 513 with a specified temperature sweep of −80° C. to +80° C. and a specified compression of 10+0.2% at 10 Hz, not less than −80° C. and not greater than 0° C., with improved abrasion performance, in particular for pneumatic tires, has the following composition: at least one vulcanizable diene rubber selected from natural rubbers, synthetic polyisoprene rubbers, polyisobutylene rubbers, polybutadiene rubbers (BR), and random styrene-butadiene rubbers; from 35 to 300 phr of at least one active filler selected from carbon blacks, silicas, silicon based fillers, and metal oxides, of which at least 10 phr must be carbon blacks, silicas, or some combination thereof; from 0 to 250 phr of other or further additives; from 0.1·10−3 to 42·10−3 mhr (mol per hundred parts of rubber) of a vulcanizing agent which crosslinks with a functionality>4; and from 0.1 to 10 phr of at least one vulcanization accelerator.
    • 根据DIN 53505和ASTM D2240,具有不低于40且不大于95的肖氏A硬度和根据DIN 53 513的玻璃化转变温度Tg(E“max)的具有特定温度的轮胎组合物 扫描-80°C至+ 80°C,在10 Hz,不低于-80°C和不高于0°C的特定压缩10 + 0.2%,具有改进的耐磨性能 对于充气轮胎具有以下组成:至少一种选自天然橡胶,合成聚异戊二烯橡胶,聚异丁烯橡胶,聚丁二烯橡胶(BR)和无规苯乙烯 - 丁二烯橡胶的可硫化二烯橡胶; 35至300phr的至少一种选自炭黑,二氧化硅,硅基填料和金属氧化物的活性填料,其中至少10phr必须是炭黑,二氧化硅或其一些组合; 0至250phr的其它或其它添加剂; 0.1〜10-3〜42×10-3 mhr(摩尔/百份橡胶)的功能> 4交联的硫化剂; 和0.1至10phr的至少一种硫化促进剂。