Inventor
ENOKIYA MASASHI
JP3 patents
Patents
3 patentsUS4568766AFeb 4, 1986
4-Hydroxy-4'-isopropoxydiphenylsulfone and its use for color-developable recording material
SHIN NISSO KAKO CO LTD18 citations79
US4616239AOct 7, 1986
4-hydroxy-4'-isopropoxydiphenylsulfone and its use for color-developable recording material
SHIN NISSO KAKO CO LTD8 citations71
US4503446AMar 5, 1985
Heat-sensitive color-developing composition
SHIN NISSO KAKO CO LTD4 citations60