申请人:Biry Stephane
公开号:US20050079455A1
公开(公告)日:2005-04-14
A colour photographic material which contains on a support at least one blue-sensitive silver halide emulsion layer containing at least one yellow coupler, at least one green-sensitive silver halide emulsion layer containing at least one magenta coupler, at least one red-sensitive silver halide emulsion layer containing at least one cyan coupler, together with customary non-light-sensitive layers, characterized in that at least one layer contains a compound of formula (I) or (II) wherein the R
1
-radicals and R
2
-radicals are preferably methyl; and wherein the compounds of formula (II) are preferably (III) R
3
is a radical —H(CH
3
)—X-D, wherein X is phenylene. D is a group (IV) or a group —C(O)—C
1
-C
18
alkyl or a group —O—CH
2
—CH(OH)—CH
2
—NR
12
R
13
, with R
12
and R
13
being C
1
-C
18
alkyl or together form a 4 to 8 membered ring as defined in claim 1, or D is a group —O—CH
2
—CH(OH)—CH
2
—N(R
12
)—CH
2
CHOH—CH
2
—O— or —O—CH
2
—CH(OH)—CH
2
—W—CH
2
—CHOH—CH
2
—O— with W being a divalent amino group (—N(C
1
-C
18
alkyl)-), a polyamine residue, a polyethyleneimine residue or a polyoxyalkyleneamine residue; Z and Z′ are for example C
1
-C
12
alkyl, C
3
-C
12
alkenyl, C
3
-C
12
alkinyl, C
5
-C
8
cycloalkyl, or Z and Z′ together bivalent groups such as —CH
2
—CH
2
— or —CH
2
—C(R
18
)(R
19
)—CH(R
20
)—.
一种彩色感光材料,在支撑体上含有至少一个含有至少一个黄色耦合剂的蓝色感光卤化银乳剂层、至少一个含有至少一个品红色耦合剂的绿色感光卤化银乳剂层、至少一个含有至少一个青色耦合剂的红色感光卤化银乳剂层,以及惯用的非感光层,其特征在于至少有一层含有式(I)或(II)化合物,其中R
1
-自由基和 R
2
-自由基最好是甲基;式 (II) 的化合物最好是 (III) R
3
是基团-H(CH
3
)-X-D,其中 X 是亚苯基。D 是基团 (IV) 或基团 -C(O)-C
1
-C
18
烷基或基团 -O-CH
2
-CH(OH)-CH
2
-NR
12
R
13
,其中 R
12
和 R
13
为 C
1
-C
18
或 D 是一个基团 -O-CH
2
-CH(OH)-CH
2
-N(R
12
)-CH
2
CHOH-CH
2
-O-或-O-CH
2
-CH(OH)-CH
2
-W-CH
2
-CHOH-CH
2
-O-,其中 W 是二价氨基(-N(C
1
-C
18
烷基)、聚胺残基、聚乙烯亚胺残基或聚氧亚烷基胺残基;Z 和 Z′例如是 C
1
-C
12
烷基、C
3
-C
12
烯基,C
3
-C
12
烷基、C
5
-C
8
环烷基,或 Z 和 Z′共同组成的二价基团,如 -CH
2
-CH
2
- 或 -CH
2
-C(R
18
)(R
19
)-CH(R
20
)-.