Inventor
KUBO YOICHIRO
JP23 patents
Patents
23 patentsUS4384081AMay 17, 1983
Process for production of hydrogenated conjugated diene polymers
NIPPON ZEON CO56 citations95
US4337329AJun 29, 1982
Process for hydrogenation of conjugated diene polymers
NIPPON ZEON CO80 citations95
US4452951AJun 5, 1984
Process for hydrogenating conjugated diene polymers
NIPPON ZEON CO76 citations93
US4910267AMar 20, 1990
Oil-resistant and anti-degrading rubber article
NIPPON ZEON CO23 citations92
US4643938AFeb 17, 1987
Belt comprising rubber and fibers
NIPPON ZEON CO27 citations92
US5272202ADec 21, 1993
Hydrogenation process of unsaturated, nitrile-group-containing polymer and aqueous emulsion of hydrogenated polymer
NIPPON ZEON CO40 citations91
US4654404AMar 31, 1987
Oil-resistant rubber composition
NIPPON ZEON CO25 citations91
US4965323AOct 23, 1990
Method of vulcanizing rubber at pH 5 to 10
NIPPON ZEON CO22 citations82
US4956417ASep 11, 1990
Nitrile group-containing highly saturated copolymer rubber and rubber composition having improved cold resistance
NIPPON ZEON CO13 citations82
US4560729ADec 24, 1985
Rubber composition
NIPPON ZEON CO19 citations82
US4510293AApr 9, 1985
Process for hydrogenating conjugated diene polymers
NIPPON ZEON CO23 citations80
US4614779ASep 30, 1986
Oil- and heat-resistant rubber composition comprising nitrile containing rubber and fluorine containing rubber
NIPPON ZEON CO18 citations78
US5164457ANov 17, 1992
Method for hydrogenating nitrile group-containing unsaturated copolymer
NIPPON ZEON CO12 citations74
US5151333ASep 29, 1992
Magnetic recording medium comprising a magnetic layer or backcoat layer containing a specified dispersant
NIPPON ZEON CO10 citations74
US5128297AJul 7, 1992
Method for hydrogenating conjugated diene polymer
NIPPON ZEON CO11 citations74
US4593070AJun 3, 1986
Impact-resistant phenolic resin composition
NIPPON ZEON CO17 citations74
US5013796AMay 7, 1991
Nitrile group-containing highly saturated copolymer rubber and rubber composition having improved cold resistance
NIPPON ZEON CO10 citations73
US5013797AMay 7, 1991
Nitrile group-containing highly saturated copolymer rubber and rubber composition having improved cold resistance
NIPPON ZEON CO10 citations73
US4656219AApr 7, 1987
Rubber member having oil resistance and resistance to deterioration
NIPPON ZEON CO15 citations73
US4954576ASep 4, 1990
Process for hydrogenating conjugated diene polymers
NIPPON ZEON CO16 citations72
US4786675ANov 22, 1988
Sealed semiconductor containing an epoxy resin composition
NIPPON ZEON CO18 citations72
US5169901ADec 8, 1992
Method for hydrogenating conjugated diene polymer
NIPPON ZEON CO4 citations63
US4559390ADec 17, 1985
Method for preventing degradation and deterioration of vulcanized rubber material
NIPPON ZEON CO4 citations63