1
Yaeda Yasuyuki, Chikatsu Yoshishige, Ando Noriaki, Sakata Ryuichi: Ethylene-propylene terpolymer and crystalline 1,2 polybutadiene. Japan Synthetic Rubber Co, Ladas Parry Von Gehr Goldsmith & Deschamps, June 24, 1975: US3891724 (11 worldwide citation)

An ethylene-propylene rubber composition comprising 3 to 50 % by weight of at least one 1,2-polybutadiene having a 1,2-addition unit content of at least 70 %, a crystallinity of at least 5 % and an intrinsic viscosity [.eta.] as measured in toluene at 30.degree.C of at least 0.7 dl/g, and 97 to 50 % ...


2
Yaeda Yasuyuki, Hayashi Shigeki, Kimura Kazuo: Pelletized unvulcanized rubbery polymer. Japan Synthetic Rubber Company, Toren McGeady and Stanger, December 30, 1975: US3930107 (6 worldwide citation)

Pelletized unvulcanized rubbery polymer comprising pellet cores of unvulcanized rubbery polymer and a coating layer formed thereon, said coating layer consisting of a 1,2-polybutadiene having a 1,2-addition unit content of not less than 70%, crystallinity of not less than 10%, and an intrinsic visco ...


3

4
Shimada Satoru, Higuchi Motoharu, Abe Yutaka, Yaeda Yasuyuki: Rubber composition. Japan Synthetic Rubber, January 21, 1997: JP1997-020847

PROBLEM TO BE SOLVED: To obtain the subject composition by blending a rubber with a specific organic phosphine compound with an organic sulfur compound and a crosslinking promoter, having a sufficient high vulcanization rate to a demand, excellent in scorch stability and storage stability, useful as ...


5
Kawatoko Mitsuhiro, Yaeda Yasuyuki, Mori Yoji: Ethylene-propylene copolymer rubber composition for steam cross-linking. Japan Synthetic Rubber, October 3, 1995: JP1995-252392

PURPOSE: To obtain the subject rubber compsn. which is cross-linked in pressurized steam to give a cross-linked article which has a good appearance, no surface tack, and electrical insulating properties and is excellent in tensile properties, heat resistance, and compression set properties. CONSTITU ...


6
Sawada Yukihiro, Sakai Masato, Yaeda Yasuyuki, Akiyama Takeshi: Acrylic rubber composition. Japan Synthetic Rubber, June 7, 1994: JP1994-157826

PURPOSE: To prevent an acrylic rubber product, such as a packing, an O-ring, an oil seal or a hose, from sticking to and corroding a metal in contact therewith and obtain a rubber composition which facilitates the replacement of the product for maintenance and is excellent in the prevention of the s ...