Oblon, Spivak, McClelland, Maier & Neustadt, P.C.
Rubber composition and method for producing the same
 The present invention provides a rubber composition containing a reclaimed rubber and a method for producing the same. A rubber molded article having excellent rubber properties can be obtaining and the recycling of a used rubber product can be promoted by the present invention. A rubber composition of the present invention is a blend comprising a reclaimed rubber obtained by applying a heat and a shear stress to a vulcanized rubber, a non-vulcanized virgin rubber or/and a thermoplastic resin, wherein the reclaimed rubber contains 40% by weight or more of a residual toluene-insoluble gel component and the network chain density of the rubber in the component is 1/20 to 1/4 based on the network chain density of the rubber of the vulcanized rubber. 
Kabushiki Kaisha Toyota Chuo Kenkyusho Toyota Jidosha Kabushiki Kaisha Toyoda Gosei Co., Ltd.
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Hirotaka Makoto Toru Norio Katsumi Yasuyuki Katsumasa Masao Mitsumasa Noriyuki Hidenobu
Okamoto Mouri Yoshida Sato Nakashima Suzuki Takeuchi Owaki Matsushita Suzuki Honda