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    • 2. 发明授权
    • Scavenger free photographic silver halide print media
    • 清道夫免费摄影卤化银印刷媒体
    • US06268116B1
    • 2001-07-31
    • US09472578
    • 1999-12-27
    • Michael R. RobertsGary J. McSweeneyAlphonse D. Camp
    • Michael R. RobertsGary J. McSweeneyAlphonse D. Camp
    • G03C146
    • G03C7/3029G03C7/3041
    • The invention relates to a multilayer photographic element comprising a reflective support wherein the color record 1 adjacent to the support comprises at least one light sensitive layer and a non-light sensitive dye-forming interlayer; and wherein color record 2 above said color record 1 comprises at least one light sensitive layer and at least two non-light sensitive dye-forming interlayers and wherein color record 3 comprises at least one light sensitive layer and a non-light sensitive dye-forming interlayer; an optional UV dye containing interlayer and a top overcoat; and wherein each interlayer is completely or substantially scavenger free, silver halide grains comprising greater than 90% silver chloride, and wherein the reciprocity characteristics of the silver halide grains are such that for a separation exposure of 1 microsecond and 0.4 sec, each color record develops to a density of at least 2.0 within a log exposure range of 1.2 or less relative to the exposure point producing a density 0.04 above Dmin.
    • 本发明涉及一种包括反射支撑体的多层照相元件,其中邻近支撑体的彩色记录1包括至少一个光敏层和非光敏染料形成中间层; 并且其中所述彩色记录1上方的色彩记录2包括至少一个光敏层和至少两个非光敏染料形成中间层,并且其中彩色记录3包括至少一个光敏层和非光敏染料形成 中间层 含有中间层的UV染料和顶部外涂层; 并且其中每个中间层是完全或基本上无清除的,包含大于90%氯化银的卤化银颗粒,并且其中卤化银颗粒的互易特性使得对于1微秒和0.4秒的分离曝光,每个颜色记录产生 在相对于曝光点的1.2或更小的对数曝光范围内的密度至少为2.0,产生高于Dmin的浓度0.04。
    • 8. 发明授权
    • Chromogenic black and white silver halide print material
    • 显色黑白色卤化银印刷材料
    • US06426178B1
    • 2002-07-30
    • US09633610
    • 2000-08-07
    • Michael R. RobertsKurt M. SchroederFrank D. Coms
    • Michael R. RobertsKurt M. SchroederFrank D. Coms
    • G03C146
    • G03C7/3225G03C7/3041G03C2005/045
    • The invention relates to a photographic element for forming neutral images comprising a cyan dye-forming coupler, a magenta dye-forming coupler of formula wherein Ra and Rb represents H or a substituent; X is hydrogen or a coupling-off group; Za, Zb, and Zc are a substituted methine group, ═N—, ═C—, or —NH—; and yellow dye-forming coupler of formula,  wherein R5 is an alkoxy group with more than one carbon atom, aryloxy, anilino, arylthio, alkylthio, or dialkylamino groups linked to the anilide phenyl ring by oxygen, sulfur or nitrogen; R6 is selected from hydrogen, halogen, alkoxycarbonyl(—CO2R), carbamoyl(—CONRR′), carbonamido(—NRCOR′), sulfonate(—OSO2R), sulfamoyl (—SO2NRR′), sulfonamido(—NRSO2R′), or sulfonyl(—SO2R); R and R′ may be hydrogen, alkyl or aryl groups; q is 1 to 4; R7 is alkyl, cyclic, or multicyclic alky, aryl, heterocyclic, heteroaromatic, and amine groups; R8, R9, and R10 are hydrogen, alkyl, aryl, or alkoxy groups.
    • 本发明涉及一种用于形成中性图像的照相元件,其中包含青色染料形成成色剂,形成镧系元素的品红色成色剂,Ra表示H或取代基; X是氢或偶合离去基团; Za,Zb和Zc是取代的次甲基,= N - ,= C - 或-NH-; 和黄色染料形成成色剂,其中R 5是具有多于一个碳原子的烷氧基,芳氧基,苯胺基,芳硫基,烷硫基或通过氧,硫或氮连接到苯胺苯基环的二烷基氨基; R 6选自氢 , - 卤素,烷氧基羰基(-CO 2 R),氨基甲酰基(-CONRR'),碳酰氨基(-NRCOR'),磺酸酯(-OSO 2 R),氨磺酰基(-SO 2 NRR'),亚磺酰氨基(-NRSO 2 R')或磺酰基(-SO 2 R)。 R和R'可以是氢,烷基或芳基; q是1至4; R 7是烷基,环状或多环烷基,芳基,杂环,杂芳族和胺基; R 8,R 9和R 10是氢,烷基, 芳基或烷氧基。