4-isopropoxy-4'-hydroxydiphenyl sulfone for developers, process for its production and thermal recording material
A Standard patent application filed on 27 September 2002 credited to Oi, Fumio
;
Kitahara, Takayuki
;
Yanase, Norio
Details
Application number :
2002332338
Application type :
Standard
Application status :
LAPSED
Under opposition :
No
Proceeding type :
Invention title :
4-isopropoxy-4'-hydroxydiphenyl sulfone for developers, process for its production and thermal recording material