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1. 发明申请

US20040063048A1 Silver halide photographic element containing fogged emulsions for accelerated developement 失效
标题翻译：含有雾化乳液的卤化银照相元件用于加速发展
公开(公告)号：US20040063048A1
公开(公告)日：2004-04-01
申请号：US10244569
申请日：2002-09-16
申请人： Eastman Kodak Company
发明人： Kenneth J. Reed , James A. Friday , John E. Keevert , Stephen P. Singer , Mary C. Brick
IPC分类号： G03C001/295 , G03C001/46 , G03C007/305
CPC分类号： G03C7/30541 , G03C1/0051 , G03C1/04 , G03C7/3022 , G03C7/3029 , G03C7/3041 , G03C7/30594 , G03C7/333 , G03C2007/3032 , G03C2007/3034 , G03C2200/38 , G03C2200/53 , Y10S430/156
摘要： This invention relates to a negative silver halide photographic element comprising a support and a silver halide imaging layer containing a light sensitive silver halide imaging emulsion, said silver halide imaging layer further comprising a separately precipitated non-imaging intentionally fogged fine grain emulsion and an electron transfer agent releasing compound represented by formula (I): CAR1-(L)n-ETAnullnull(I) wherein: CAR1 is a carrier moiety which is capable of releasing -(L)n-ETA on reaction with oxidized developing agent; L is a divalent linking group, n is 0, 1 or 2; and ETA is a releasable electron transfer agent, and (optionally) a development accelerator releasing compound represented by the formula (II): CAR2null(SAM)-NX1nullNX2X3nullnull(II) wherein: CAR2 is a carrier moiety which is capable of releasing null(SAM)-NX1nullNX2X3 on reaction with oxidized developing agent; SAM is a silver absorbable moiety attached to the carrier moiety and is released on reaction with oxidized development agent; and nullNX1nullNX2X3 is a hydrazine group wherein X1, X2 and X3 are individually hydrogen or a substituent chosen from alkyl, aryl, carbonyl, or sulfonyl groups with the proviso that at least one of X1, X2 and X3 is hydrogen.
摘要翻译：本发明涉及一种负卤化银照相元件，其包含支持体和含有感光卤化银成像乳剂的卤化银成像层，所述卤化银成像层还包括分别沉淀的非成像有意雾化的细粒乳剂和电子转移 CAR（1） - （L）n-ETA（I）代表的化合物释放化合物：其中：CAR 1是能够释放 - （L）n-ETA的载体部分，与氧化反应开发代理; L是二价连接基团，n是0,1或2; 并且ETA是可释放的电子转移剂，和（任选地）由式（II）表示的显影促进剂释放化合物：CAR 2 - （SAM）-NX 1 -XX 2 X 3 ）其中：CAR 2是能够与氧化显影剂反应释放 - （SAM）-NX 1 -NX 2 X 3的载体部分; SAM是与载体部分连接的银可吸收部分，与氧化显影剂反应释放; 和-NX 1 -XX 2 X 3是其中X 1，X 2和X 3独立地是氢或选自烷基，芳基，羰基或磺酰基的取代基的肼基团基团，条件是X 1，X 2和X 3中的至少一个是氢。

2. 发明申请

US20040067455A1 Photographic recording material for accelerated development 失效
标题翻译：用于加速发展的摄影记录材料
公开(公告)号：US20040067455A1
公开(公告)日：2004-04-08
申请号：US10244270
申请日：2002-09-16
申请人： Eastman Kodak Company
发明人： John E. Keevert , Stephen P. Singer , Kenneth J. Reed , Kenneth J. Lushington , Mary C. Brick , James A. Friday
IPC分类号： G03C001/035 , G03C001/295 , G03C007/34 , G03C007/32
CPC分类号： G03C7/30594 , G03C1/0051 , G03C1/04 , G03C7/3022 , G03C7/3029 , G03C7/30541 , G03C2007/3034 , Y10S430/156
摘要： This invention relates to a photographic element comprising a support and at least two silver halide emulsion layers further comprising an electron transfer agent releasing compound represented by the formula (I): CAR1-(L)n-ETAnullnull(I) wherein: CAR1 is a carrier moiety which is capable of releasing -(L)n-ETA on reaction with oxidized developing agent; L is a divalent linking group, n is 0, 1 or 2; and ETA is a releasable 1-aryl-3-pyrazolidinone electron transfer agent having a calculated log partition coefficient (c log P) greater than or equal to 2.40 and the total sum of the Hammett sigma(para) values of the substituents on the 1-aryl ring is 0.51 or less, the ETA being bonded to L or CAR1 through either the nitrogen atom in the 2-position or the oxygen attached to the 3-position of the pyrazolidinone ring; and a development accelerator releasing compound represented by the formula (II): CAR2-(SAM)-NX1nullNX2X3nullnull(II) wherein: CAR2 is a carrier moiety which is capable of releasing -(SAM)-NX1nullNX2X3 on reaction with oxidized developing agent; SAM is a silver absorbable moiety attached to the carrier moiety and is released on reaction with oxidized development agent; and nullNX1nullNX2X3 is a hydrazine group wherein X1, X2 and X3 are individually hydrogen or a substituent chosen from alkyl, aryl, carbonyl or sulfonyl groups with the proviso that at least one of X1, X2 and X3 is hydrogen.
摘要翻译：本发明涉及一种照相元件，其包括载体和至少两个卤化银乳剂层，其还包含由式（I）表示的电子转移剂释放化合物：CAR 1 - （L）n -ETA（I）其中： CAR 1是能够与氧化显影剂反应释放 - （L）n-ETA的载体部分。 L是二价连接基团，n是0,1或2; 并且ETA是具有大于或等于2.40的计算对数分配系数（c log P）的可释放的1-芳基-3-吡唑烷酮电子转移剂，并且1位上的取代基的哈米特σ（对）值的总和）芳基环为0.51以下，ETA通过2-位的氮原子或与吡唑烷酮环的3-位相连的氧键与L或CAR 1键合; 和式（II）表示的显影促进剂释放化合物：CAR 2 - （SAM）-NX 1 -X 2 X 3（II）其中：CAR 2是载体部分，其中能够与氧化显影剂反应释放 - （SAM）-NX 1 -XX 2 X 3; SAM是与载体部分连接的银可吸收部分，与氧化显影剂反应释放; 和-NX 1 -XX 2 X 3是肼基团，其中X 1，X 2和X 3独立地是氢或选自烷基，芳基，羰基或磺酰基的取代基条件是X 1，X 2和X 3中的至少一个是氢。

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