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    • 5. 发明授权
    • Colour photographic material
    • 彩色照相材料
    • US5922526A
    • 1999-07-13
    • US964281
    • 1997-11-04
    • Michael Missfeldt
    • Michael Missfeldt
    • G03C7/00C07D417/14C09B23/00G03C1/035G03C1/14G03C1/18G03C1/20G03C1/26G03C1/29G03C7/392
    • G03C1/29G03C1/14G03C7/3924G03C1/035G03C1/18G03C1/20G03C1/26G03C7/39256G03C7/39276
    • A color photographic recording material having at least one light-sensitive silver halide emulsion layer, the silver halide emulsion whereof is spectrally sensitized with a cyanine dye of the formula I, exhibits increased sensitivity, ##STR1## R.sup.1, R.sup.2, R.sup.3, R.sup.6 to R.sup.9 are H, halogen, alkyl, methoxy, aryl, 1-pyrrolyl, 2-pyrrolyl, 3-pyrrolyl, 2-furanyl, 3-furanyl, 2-thienyl, 3-thienyl, 1-indolyl, 2-isoindolyl or N-carbazolyl; or R.sup.7 together with R.sup.6 or R.sup.8 denote the group required to complete an optionally substituted fused benzene ring or napthylene ring system;R.sup.4 and R.sup.5 are alkyl, sulphoalkyl, carboxyalkyl, --(CH.sub.2).sub.n --SO.sub.2 --NH--SO.sub.2 -alkyl, --(CH.sub.2).sub.n --SO.sub.2 --NH--CO-alkyl, --(CH.sub.2).sub.n --CO--NH--SO.sub.2 -alkyl, or --(CH.sub.2).sub.n --CO--NH--CO-alkyl;X denotes --O--, --S--, --Se--, or --NR.sup.10 (R.sup.10 =optionally substituted alkyl);L.sup.1, L.sup.2, L.sup.3 denote substituted or unsubstituted methine groups, or one or more carbocyclic rings;A is H, an aromatic group or, together with B, is the group required to complete a fused benzene ring;B either together with A or together with C is the group required to complete a fused benzene ring;C is H, an aromatic group or, together with B or D, is the group required to complete a fused benzene ring,D is H, an aromatic group or, together w the C, is the group required to complete a fused benzene ring;Q is an anion or cationm is 1, 2, 3 or 4.
    • 具有至少一种感光卤化银乳剂层的彩色照相记录材料,其卤化银乳剂用式I的花青染料进行光谱增感,表现出增加的灵敏度,R 1,R 2,R 3,R 6至R 9为H, 卤素,烷基,甲氧基,芳基,1-吡咯基,2-吡咯基,3-吡咯基,2-呋喃基,3-呋喃基,2-噻吩基,3-噻吩基,1-吲哚基,2-异吲哚基或N-咔唑基; 或R 7与R 6或R 8一起表示完成任选取代的稠合苯环或萘环体系所需的基团; R 4和R 5是烷基,磺基烷基,羧基烷基, - (CH 2)n -SO 2 -NH-SO 2 - 烷基, - (CH 2)n -SO 2 -NH-CO-烷基, - (CH 2)n -CO-NH- 烷基或 - (CH 2)n -CO-NH-CO-烷基; X表示-O - , - S - , - Se-或-NR 10(R 10 =任选取代的烷基); L1,L2,L3表示取代或未取代的次甲基,或一个或多个碳环; A是H,芳基或与B一起是完成稠合苯环所需的基团; B与A一起或与C一起是完成稠合苯环所需的基团; C是H,芳基或与B或D一起是完成稠合苯环所需的基团,D是H,芳族基团,或者一起是C,是完成稠合苯环所需的基团 ; Q是阴离子或阳离子,m是1,2,3或4。
    • 6. 发明授权
    • Silver halide photographic material and method for processing the same
    • 卤化银照相材料及其加工方法
    • US5618660A
    • 1997-04-08
    • US401295
    • 1995-03-09
    • Itsuo FujiwaraTadashi Ito
    • Itsuo FujiwaraTadashi Ito
    • G03C1/035G03C1/09G03C1/12G03C1/14G03C1/20G03C1/22G03C1/26G03C1/28G03C5/16G03C5/29
    • G03C1/09G03C1/127G03C1/20G03C1/22G03C1/26G03C1/28G03C5/164
    • A silver halide photographic material having good spectral-sensitivity to laser rays, and which forms a high-sensitivity and high-contrast image by short-time exposure with high-intensity light. When processed with a reduced amount of replenisher, there is little fluctuation of photographic properties of the processed photographic material. The present invention relates to a silver halide photographic material comprising a support having thereon at least one light-sensitive silver halide emulsion layer comprising a silver halide emulsion containing silver halide grains having a silver chloride content of 50 mol % or less, wherein the silver halide emulsion is spectrally sensitized with a spectral sensitizing dye selected from the group consisting of compounds represented by formulae (I), (II) and (III) and the silver halide emulsion is chemically sensitized with a selenium compound and a gold compound: ##STR1## where the substituent groups for formulae (I) to (III) are defined in the specification.
    • 对激光光线具有良好的光谱灵敏度的卤化银照相材料,通过高强度光的短时间曝光形成高灵敏度和高对比度的图像。 当用减少量的补充液处理时,加工的照相材料的照相性能的波动很小。 本发明涉及一种卤化银照相材料,其中含有至少一种含有卤化银乳剂的卤化银乳剂的至少一种感光卤化银乳剂层的载体,该卤化银乳剂含有氯化银含量为50摩尔%以下,其中卤化银 用选自由式(I),(II)和(III)表示的化合物的光谱增感染料进行光谱增感,并且卤化银乳剂用硒化合物和金化合物进行化学增感: (I)其中式(I)至(III)的取代基在本说明书中定义的图像(II)(III)。
    • 7. 发明授权
    • Methine compound and silver halide photographic material comprising the
same
    • 包含它的甲基化合物和卤化银照相材料
    • US5422237A
    • 1995-06-06
    • US240433
    • 1994-05-10
    • Takashi KatoKiyohito Takada
    • Takashi KatoKiyohito Takada
    • C09B23/02G03C1/035G03C1/14G03C1/16G03C1/18G03C1/22G03C1/26
    • C09B23/02G03C1/14G03C1/035G03C1/16G03C1/18G03C1/22G03C1/26
    • A methine compound having a benzoxazole nucleus substituted by a meta-substituted aryl group and the methine compound represented by the following formula ##STR1## wherein R.sub.1 and R.sub.2 are the same or different and each represents a substituted or unsubstituted alkyl group; Z.sub.1 represents an atomic group necessary for forming a five-membered or six-membered nitrogen-containing heterocyclic ring; R.sub.3 represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryl group, a substituted or unsubstituted aryloxy group, a halogen atom, a substituted or unsubstituted alkylthio group, or a substituted or unsubstituted heterocyclic group; L.sub.1, L.sub.2 and L.sub.3 are the same or different and each represents a substituted or unsubstituted methine group; n represents 0, 1, 2 or 3; M.sub.1 represents an ion for neutralizing charge; and m.sub.1 represents a number of 0 or more necessary for neutralizing the molecular charge.
    • 具有由间位取代的芳基取代的苯并恶唑核的次甲基化合物和下式(I)表示的次甲基化合物,其中R 1和R 2相同或不同,各自表示取代或未取代的烷基; Z1表示形成五元或六元含氮杂环所必需的原子团; R 3表示取代或未取代的烷基,取代或未取代的烷氧基,取代或未取代的芳基,取代或未取代的芳氧基,卤素原子,取代或未取代的烷硫基或取代或未取代的杂环基; L1,L2和L3相同或不同,各自表示取代或未取代的次甲基; n表示0,1,2或3; M1表示用于中和电荷的离子; m1表示中和分子电荷所需的0以上的数。