Patents Assigned to TSR Co., Ltd.
  • Rubber composition for flexible coupling
    Patent number: 9932458
    Abstract: Disclosed is a rubber composition for flexible coupling. In particular, the rubber composition for flexible coupling is prepared by mixing a filler including an HNBR alloy and carbon blacks having different average particle diameters with a hydrogenated acrylonitrile-butadiene rubber such that performance deterioration due to hydrolysis can be prevented even in hot and humid environments and the rubber composition has superior heat resistance and improved mechanical strength.
    Type: Grant
    Filed: December 31, 2015
    Date of Patent: April 3, 2018
    Assignees: Hyundai Motor Company, Kia Motors Company, PCK Co., Ltd., TSR Co., Ltd., Hyundai Mobis Co., Ltd.
    Inventors: Jae Wook Kang, Kyung Mo Yang, Byung Sub Park, Kang Won Seo, Sung Chul Kim, Dong Won Lee