发明名称 Photographic recording material
摘要 A color photographic recording material having at least one silver halide emulsion layer, which material contains in at least one of its layers a combination of at least one UV absorber of the formula I and at least one low molecular weight or polymeric oil formula containing acid groups, for example of the formula T-[R21-(Q1)p]q-X21-OH (II), exhibits improved absorption for UV light. <IMAGE> (I) In the formula I: R1 and R3 mean H, halogen, hydroxy, mercapto, alkyl, aryl, alkoxy, aryloxy, acyloxy, alkylthio, arylthio, -NR5-R6, alkoxycarbonyl, carbamoyl or sulphamoyl; R2 means H, hydroxy, halogen or alkyl; R4 means alkyl, alkoxy, alkylthio, aryloxy, arylthio or a residue of the formula alkyl, aryl, acyl, alkoxycarbonyl, carbamoyl, sulphamoyl or sulphonyl; m, n and o mean 1, 2, 3 or 4, wherein two or more residues R1, R2 and R3 are identical or different; in the formula II: X21 meanskeleton; Q1 and Q2 mean -O- or -NR22-; R21 means alkylene or arylene; R22 means H, alkyl or aryl; p, q and r mean 0 or 1.
申请公布号 US5674668(A) 申请公布日期 1997.10.07
申请号 US19960704461 申请日期 1996.08.26
申请人 AGFA-GEVAERT 发明人 HAGEMANN, JOERG;HELLING, GUENTER;WEBER, BEATE
分类号 G03C7/00;G03C1/005;G03C1/815;G03C7/388;(IPC1-7):G03C1/815 主分类号 G03C7/00
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