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    • 6. 发明授权
    • Carbon black for low-hysteresis rubber compositions
    • 炭黑用于低滞后橡胶组合物
    • US4241022A
    • 1980-12-23
    • US974464
    • 1978-12-29
    • Gerard KrausHarold R. Hunt
    • Gerard KrausHarold R. Hunt
    • C09C1/50C09C1/48
    • C09C1/50C01P2006/12C01P2006/19
    • A carbon black with a tint residual below -6 in a rubber composition causes the hysteresis or heat buildup of such a rubber composition to be significantly lower than that of a rubber composition incorporating a carbon black with a higher tint residual, while the abrasion resistance of such rubber compositions incorporating these different blacks remains essentially unchanged. Tint residual is the difference between the measured tint and the tint calculated from the structure, nitrogen surface area, and CTAB surface area in accordance with a specific formula disclosed. Disclosed are carbon black reactor configurations capable of producing carbon black useful in compounding such a low-hysteresis rubber.
    • 在橡胶组合物中具有低于-6的色调的炭黑导致这种橡胶组合物的滞后或积热显着低于并入具有较高着色残留的炭黑的橡胶组合物的滞后或热积累,而耐磨性 掺入这些不同黑色的这种橡胶组合物基本上保持不变。 色调残余是根据所公开的具体公式,从结构,氮表面积和CTAB表面积计算的色调和色调之间的差异。 公开了能够生产用于混合这种低滞后橡胶的炭黑的炭黑反应器构型。
    • 8. 发明授权
    • Carbon black producing method
    • 炭黑生产方法
    • US4069298A
    • 1978-01-17
    • US704588
    • 1976-07-12
    • Harold R. Hunt
    • Harold R. Hunt
    • C09C1/50C09C1/58C01B31/02C09C1/48
    • C09C1/50C09C1/58C01P2006/80
    • A carbon black producing apparatus is provided in which a quench fluid is introduced into a reaction zone for cooling hot smoke which contains solid carbon black particles which are produced by the pyrolysis of a carbon black make hydrocarbon by the heating of same with a combusted air/fuel mixture. The quench fluid is introduced into the reaction zone in a generally tangential direction and in a direction counterrotational to the direction of the vortex flow of the hot smoke flowing along the length of the reaction zone. The cooled smoke is passed to a heat exchanger for further cooling of the smoke after which the smoke is separated into an off-gas phase and a carbon black particle phase by filtering means. The carbon black can then be pelleted and dried for use.
    • 提供一种炭黑制造装置,其中将骤冷流体引入到用于冷却热烟的反应区域中,该反应区域包含固体炭黑颗粒,该固体炭黑颗粒是通过用燃烧的空气/ 燃料混合物 骤冷流体沿大致切线方向和与沿反应区域长度流动的热烟雾的涡流方向相反的方向被引入反应区。 将冷却的烟雾通入热交换器以进一步冷却烟雾,之后将烟雾通过过滤装置分离成废气相和炭黑颗粒相。 然后将炭黑造粒并干燥使用。