This invention relates to 1-naphthol sulfam(na)phthaleins possessing a carbonyl moiety on the N atom of sulfam(na)phthalein ring, which compounds find utility, for example, as antihalation and filter dyes in photographic products and processes.
申请公布号
AU4005178(A)
申请公布日期
1980.03.27
申请号
AU19780040051
申请日期
1978.09.21
申请人
POLAROID CORP.
发明人
ALAN LAWRENCE BORROR;JAMES WALTER FOLEY;LOUIS CINCOTTA;ERNEST WADE ELLIS
