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Fumio Tsutsumi, Mitsuhiko Sakakibara, Yoshihisa Fujinaga, Noboru Oshima, Tatsuo Fujimaki: Rubber composition for use in tire. Japan Synthetic Rubber, Bridgestone Corporation, Sughrue Mion Zinn Macpeak & Seas, May 3, 1988: US04742124 (15 worldwide citation)

YA rubber composition for use in tire having improved rolling resistance, wet skid resistance and processability is disclosed, which comprises at least 20% by weight of a conjugated diolefin-vinyl-substituted aromatic hydrocarbon random copolymer. This random copolymer is produced by copolymerizatio ...


2
Yoshiyuki Takezaki, Junji Kojina, Kazumi Nejigaki, Yoshihisa Fujinaga: Thermoplastic elastomer composition. Japan Synthetic Rubber, Oblon Spivak McClelland Maier & Neustadt, April 2, 1996: US05504156 (14 worldwide citation)

A thermoplastic elastomer composition which comprises (I) 99 to 1% by weight of a hydrogenated diene copolymer having a number average molecular weight of 50000 to 700,000 in which 80% or more of the double bonds of the conjugated diene portion of the conjugated diene polymer have been saturated, (I ...


3
Fumio Tsutsumi, Mitsuhiko Sakakibara, Noboru Shimada, Yoshihisa Fujinaga, Noboru Oshima, Tatsuro Hamada, Tatsuo Fujimaki: Conjugated diene based rubber composition. Japan Synthetic Rubber, Bridgestone Corporation, Sughrue Mion Zinn Macpeak & Seas, May 3, 1988: US04742117 (13 worldwide citation)

A rubber composition containing not less than 20% of a conjugated diene based polymer or copolymer. The polymer or copolymer is obtained by polymerizing a conjugated diene or copolymerizing the conjugated diene with at least one kind of other conjugated diene and an aromatic vinyl compound with use ...


4
Fumio Tsutsumi, Mitsuhiko Sakakibara, Noboru Shimada, Yoshihisa Fujinaga, Noboru Oshima, Tatsuro Hamada, Tatsuo Fujimaki: Butadiene-based rubber composition. Japan Synthetic Rubber, Sughrue Mion Zinn Macpeak & Seas, April 25, 1989: US04824908 (6 worldwide citation)

A butadiene-based rubber composition is disclosed, which contains not less than 20% by weight of a butadiene-based homopolymer or copolymer having a glass transition temperature (Tg) of not less than -105.degree. C., but less than -70.degree. C. and a Mooney viscosity (ML.sub.1+4, 100.degree. C.) of ...


5
Fumio Tsutsumi, Mitsuhiko Sakakibara, Yoshihisa Fujinaga, Noboru Oshima, Tatsuo Fujimaki: Butadiene copolymer rubber composition. Japan Synthetic Rubber Co, Bridgestone Corporation, Sughrue Mion Zinn Macpeak & Seas, November 17, 1992: US05164450 (4 worldwide citation)

Disclosure is herein made of a rubber composition containing at least 30% by weight of a butadiene copolymer which is characterized in that: (i) the content of vinyl bonds in a polybutadiene portion is from 40 to 70%; (ii) the content of bound vinyl aromatic compound is from 25 to 50% by weight: (ii ...