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    • 8. 发明申请
    • POLYMER VULCANIZATE AND PROCESS FOR THE PRODUCTION THEREOF
    • 聚合物的制备及其生产方法
    • US20090163631A1
    • 2009-06-25
    • US12275292
    • 2008-11-21
    • Andreas RoosMartin MezgerHans MaggStefan KelbchJoachim HaiderGerd Bergmann
    • Andreas RoosMartin MezgerHans MaggStefan KelbchJoachim HaiderGerd Bergmann
    • C08K5/29C08K3/26C08K5/18
    • C08K3/24C08K3/26C08K5/005C08L15/005
    • A new polymer composition comprising (i) a polymer having a main polymer chain derived from (ia) at least 30% by weight to 100% by weight based on the polymer of a first monomer which introduces at least one of a secondary carbon and a tertiary carbon to the main polymer chain, and (ib) in the range of from 0 to 70% by weight based on the polymer of at least one other monomer; (ii) at least one lithium salt; and (iii) at least one antioxidant is provided, as well as a process for producing a polymer vulcanizate comprising the step of vulcanizing the polymer composition mentioned above additionally comprising a vulcanization system. A method for improving the hot air aging and aqueous fluid resistance characteristics of the polymer mentioned above comprises the step of admixing said polymer with at least one lithium salt and at least one antioxidant is also provided.
    • 一种新的聚合物组合物,其包含(i)聚合物,其具有源自(ia)的至少30重量%至100重量%的主聚合物链,基于第一单体的聚合物,该第一单体引入至少一种仲碳和 相对于主要聚合物链的叔碳,和(ib)基于至少一种其它单体的聚合物在0至70重量%的范围内; (ii)至少一种锂盐; 和(iii)提供至少一种抗氧化剂,以及制备聚合物硫化橡胶的方法,其包括硫化上述聚合物组合物的步骤,另外包括硫化体系。 提高上述聚合物的热空气老化和水溶液阻力特性的方法包括将所述聚合物与至少一种锂盐混合并且还提供至少一种抗氧化剂的步骤。