Inventor
TOMISHIMA YOSHIO
JP8 patents
Patents
8 patentsUS5098993AMar 24, 1992
Method for removing alkali metal compound from crude high-molecular weight substance
KANEGAFUCHI CHEMICAL IND9 citations71
US4771114ASep 13, 1988
Process for producing vinyl chlorine resin with nonionic surfactant and reflux condenser
KANEGAFUCHI CHEMICAL IND7 citations71
US5169918ADec 8, 1992
Polymerization apparatus having an effective height/effective inner diameter ratio of at least 4 and a circumferential agitative diameter/effective inner ratio diameter of from 0.7 to 0.9
KANEGAFUCHI CHEMICAL IND7 citations69
US4752640AJun 21, 1988
Temperature controlling method for polymerization reactors
KANEGAFUCHI CHEMICAL IND15 citations67
US4555555ANov 26, 1985
Process for polymerizing vinyl chloride with a scale prevention compound coated on a reaction surface
KANEGAFUCHI CHEMICAL IND12 citations66
US4849482AJul 18, 1989
Process for suspension polymerization of vinyl chloride in a reactor equipped with a reflux condenser and a modified brumaging impeller
KANEGAFUCHI CHEMICAL IND4 citations60
US5278262AJan 11, 1994
Polymerization apparatus and batch-wise process for producing vinyl chloride resin
KANEGAFUCHI CHEMICAL IND3 citations58
US4455413AJun 19, 1984
Method for suppressing bubbling in polymerization of vinyl chloride resin
KANEGAFUCHI CHEMICAL IND4 citations58