Inventor
MAEZAWA HIROSHI
JP12 patents
Patents
12 patentsUS5693728ADec 2, 1997
Process for producing cyclic olefin based polymers
IDEMITSU KOSAN CO47 citations96
US5629398AMay 13, 1997
Process for producing cyclic olefin based polymers, cyclic olefin copolymers, compositions and molded articles comprising the copolymers
IDEMITSU KOSAN CO86 citations96
US5648443AJul 15, 1997
Cyclic olefin copolymers, compositions and molded articles comprising the copolymers
IDEMITSU KOSAN CO35 citations92
US4978730ADec 18, 1990
Process for producing styrene-based polymers and catalyst for use therein
IDEMITSU KOSAN CO29 citations92
US5344900ASep 6, 1994
Process for producing a norbornene polymer
IDEMITSU KOSAN CO27 citations89
US5276117AJan 4, 1994
Process for producing styrene-based polymers and catalysts for use therein
IDEMITSU KOSAN CO15 citations82
US5212232AMay 18, 1993
Process for production of styrene-based polymers
IDEMITSU KOSAN CO13 citations74
US5070160ADec 3, 1991
Process for drying aluminoxane and process for producing polymers
IDEMITSU KOSAN CO13 citations74
US5023222AJun 11, 1991
Catalyst for producing syndiotactic configuration styrene-based polymers
IDEMITSU KOSAN CO9 citations74
US5420089AMay 30, 1995
Catalyst for the production of styrene-based polymers
IDEMITSU KOSAN CO7 citations73
US5084585AJan 28, 1992
Process for preparation of aluminoxane
IDEMITSU KOSAN CO8 citations73
US5422407AJun 6, 1995
Process for producing styrene-based polymers and catalyst for use therein
IDEMITSU KOSAN CO3 citations62