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    • 6. 发明授权
    • Sulfonated rubber compositions and processes therefor and therewith
    • 磺化橡胶组合物及其工艺
    • US06547710B1
    • 2003-04-15
    • US09712117
    • 2000-11-14
    • Bharat B. PatelMarshall D. Bishop
    • Bharat B. PatelMarshall D. Bishop
    • C08F838
    • C08C19/04C08C19/20
    • A sulfonated, oxidized rubber composition and a neutralized, sulfonated, oxidized rubber composition are provided. The sulfonated, oxidized rubber composition, preferably a composition containing such sulfonated, oxidized rubber composition, can be used as an additive in or for asphalt. The neutralized, sulfonated, oxidized rubber composition, preferably a composition comprising such neutralized, sulfonated, oxidized rubber composition, can be used for oil field applications such as preventing the loss of fluids used during such oil field applications. A process of preparing such compositions includes contacting a rubber composition, such as butyl rubber in the form of waste tire particles, with an oxidizing agent to provide an oxidized rubber composition. The oxidized rubber composition is then contacted with a sulfur-containing acid to provide a sulfonated, oxidized rubber composition. The sulfonated, oxidized rubber composition is then contacted with a base to provide a neutralized, sulfonated, oxidized rubber composition.
    • 提供磺化氧化橡胶组合物和中和的磺化氧化橡胶组合物。 磺化氧化橡胶组合物,优选含有这种磺化氧化橡胶组合物的组合物可用作沥青中的添加剂或用于沥青。 中和的磺化氧化橡胶组合物,优选包含这种中和的磺化氧化橡胶组合物的组合物可用于油田应用,例如防止在这种油田应用期间使用的流体损失。 制备这种组合物的方法包括将橡胶组合物,例如废轮胎颗粒形式的丁基橡胶与氧化剂接触以提供氧化橡胶组合物。 然后将氧化的橡胶组合物与含硫酸接触以提供磺化的氧化橡胶组合物。 然后将磺化氧化的橡胶组合物与碱接触以提供中和的磺化氧化橡胶组合物。
    • 9. 发明授权
    • Clay composition containing a tannin and a method for producing bricks
therefrom
    • 含有单宁的粘土组合物及其制造方法
    • US6159886A
    • 2000-12-12
    • US362226
    • 1999-07-28
    • Marshall D. BishopOrval G. WardLowell A. GrayEarnest W. McNickle
    • Marshall D. BishopOrval G. WardLowell A. GrayEarnest W. McNickle
    • C04B33/02C04B33/13C04B33/04C04B33/14
    • C04B33/13
    • A composition of clay, water and an additive chosen from the group consisting of tannin, modified tannin and mixtures thereof. A clay brick made from a composition of clay, water and an additive chosen from the group consisting of tannin, modified tannin and mixtures thereof. A method for producing clay bricks in which a composition comprising clay, water and an additive chosen from the group consisting of tannin, modified tannin and mixtures thereof is prepared. A clay brick made by a method in which a composition comprising clay, water and an additive chosen from the group consisting of tannin, modified tannin and mixtures thereof is prepared. A method for producing brick in which the water content necessary to facilitate the extrusion of a plastic mixture of clay and water is reduced by incorporating an additive chosen from the group consisting of tannin, modified tannin and mixtures thereof into the plastic mixture of clay and water.
    • 选自由单宁,改性单宁及其混合物组成的组的粘土,水和添加剂的组合物。 由粘土,水和选自由单宁,改性单宁及其混合物组成的组合物的组合物制成的粘土砖。 一种制备粘土砖的方法,其中制备包含粘土,水和选自由单宁,改性单宁及其混合物组成的组的添加剂的组合物。 制备通过其中制备包含粘土,水和选自由单宁,改性单宁及其混合物组成的组的添加剂的组合物的方法制成的粘土砖。 一种生产砖的方法,其中通过将选自由鞣酸,改性单宁及其混合物组成的组的添加剂掺入粘土和水的塑性混合物中来减少促进粘土和水的塑性混合物挤出所需的水分含量 。