Inventor
KOJIMA JUNPEI
JP9 patents
Patents
9 patentsUS4761392AAug 2, 1988
Catalyst system for polymerization of olefins
SUMITOMO CHEMICAL CO34 citations92
US4551501ANov 5, 1985
Crystalline propylene polymer composition
SUMITOMO CHEMICAL CO42 citations92
US4820775AApr 11, 1989
Alpha-olefin block copolymer particles and process for the production thereof
SUMITOMO CHEMICAL CO27 citations91
US4533706AAug 6, 1985
Catalyst and process using same for producing olefin polymer
SUMITOMO CHEMICAL CO7 citations73
US4504637AMar 12, 1985
Olefin polymerization catalysts and process for producing olefin polymers by using such catalysts
SUMITOMO CHEMICAL CO9 citations73
US4412049AOct 25, 1983
Process for producing highly stereoregular α-olefin polymers
SUMITOMO CHEMICAL CO12 citations73
US4645808AFeb 24, 1987
Process for producing olefin polymer
SUMITOMO CHEMICAL CO3 citations62
US4554264ANov 19, 1985
Process for producing α-olefin polymers using novel catalyst system
SUMITOMO CHEMICAL CO3 citations60
US4514512AApr 30, 1985
Method for the production of solid titanium trichloride catalyst
SUMITOMO CHEMICAL CO0 citations40