Quaternized 2,1,4-benzoxatellurazinium and 2,1,4-naphthoxatellurazinium
申请人:Eastman Kodak Company
公开号:US04677202A1
公开(公告)日:1987-06-30
Radiation sensitive silver halide photographic elements are disclosed which are protected from fog by quaternized aromatic oxatellurazinium salts. The aromatic oxatellurazinium salts can be initially incorporated in the photographic element as manufactured or during processing.
Quaternized tellurium salt fog inhibiting agents for silver halide
申请人:Eastman Kodak Company
公开号:US04661438A1
公开(公告)日:1987-04-28
Radiation sensitive silver halide photographic elements are disclosed which are protected from fog by quaternized aromatic oxatellurazinium salts. The aromatic oxatellurazinium salts can be initially incorporated in the photographic element as manufactured or during processing.