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    • 5. 发明授权
    • Photographic phenolic couplers with amido coupling-off groups
    • 具有酰胺键耦合基团的摄影酚醛树脂成色剂
    • US4083721A
    • 1978-04-11
    • US748604
    • 1976-12-08
    • Kozo InouyeYukio YokotaAkio OkumuraKeisuke ShibaSeiiti Kubodera
    • Kozo InouyeYukio YokotaAkio OkumuraKeisuke ShibaSeiiti Kubodera
    • G03C7/305G03C1/40G03C7/00
    • G03C7/30523
    • A photographic coupler represented by the following formula (I)[a] -- nhcor (i)wherein A represents a cyan color forming coupler residue having a naphthol nucleus or a phenol nucleus; the RCONH-group is a substituted in the coupling position of [A], and R represents (1) an aliphatic hydrocarbon or alicyclic hydrocarbon group which has at least one electron attractive substituent in the .alpha.-position to the carbonyl group in the RCONH- group, or (2) an aryl group, a heterocyclic group, an alkoxycarbonyl group, an aryloxycarbonyl group, a carbamoyl group, an acyl group or an amino group which may be substituted with one or more electron attractive substituents, and R as defined by (1) or (2) above is a residue of a carboxylic acid of the formula RCOOH having a pKa of about 1.3 or less; a photographic light-sensitive silver halide emulsion containing the photographic coupler; and a method of forming images comprising developing an exposed photographic light-sensitive silver halide emulsion in the presence of the photographic couplers.
    • 由下式(I)[A] -NHCOR(I)表示的照相成色剂,其中A表示具有萘酚核或酚核的形成青色的成色剂残基; RCONH基团是在[A]的偶合位置上被取代的,R表示(1)在RCONH-基团的羰基的α位上具有至少一个电子吸引取代基的脂族烃或脂环族烃基, 基团,或(2)可以被一个或多个吸电子取代基取代的芳基,杂环基,烷氧基羰基,芳氧基羰基,氨基甲酰基,酰基或氨基,R如 (1)或(2)是具有约1.3或更小pKa的式RCOOH的羧酸的残基; 含有照相成色剂的摄影感光卤化银乳剂; 以及形成图像的方法,包括在照相成色剂的存在下显影曝光的感光卤化银乳剂。
    • 10. 发明授权
    • Photographic sensitive materials
    • 摄影敏感材料
    • US3984245A
    • 1976-10-05
    • US513670
    • 1974-10-09
    • Takeshi HiroseKeisuke Shiba
    • Takeshi HiroseKeisuke Shiba
    • G03C7/00G03C7/396G03C8/52G03C1/76
    • G03C7/396G03C8/52Y10S430/158
    • A photographic photosensitive material comprising a support having thereon at least one photosensitive silver halide emulsion layer, at least one photosensitive silver halide emulsion layer containing a compound which releases an organic development inhibitor on development, and a colloid layer containing a basic synthetic polymer containing therein the repeating unit represented by the formula (I) ##EQU1## wherein R.sub.1 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms; R.sub.2 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms or an aryl group; m is 1 or 2; n is 1 or 2; q is 1 or 2; and A.sub.1 represents a group containing a nitrogen atom which forms a secondary amino group, a tertiary amino group or a quaternary ammonium group, and A.sub.1 may combine with R.sub.2 ; or the formula (II) ##EQU2## wherein A.sub.2 represents a hydrogen atom or a substituted or unsubstituted alkyl group; A.sub.3 represents a hydrogen atom or a substituted or unsubstituted alkyl group; X represents an anion; and d is 1 or 2.
    • 一种感光感光材料,其包括其上具有至少一个感光卤化银乳剂层的支持体,至少一种包含在显影时释放有机显影抑制剂的化合物的感光卤化银乳剂层和含有其中含有碱性合成聚合物的胶体层 由式(I)表示的重复单元R1 | -CH-CH2)m-1 C-CH2)n-1(SO2)q-1(I)|| R2A1其中R1表示氢原子或具有1 至6个碳原子; R2表示氢原子,碳原子数1〜6的烷基或芳基; m为1或2; n为1或2; q为1或2; A1表示含有形成仲氨基,叔氨基或季铵基的氮原子的基团,A1可以与R2结合; 或式(II)(A3)d-1 | -CH2CH2-N + -x-d-1(Ⅱ)| A2其中A2表示氢原子或取代或未取代的烷基; A3表示氢原子或取代或未取代的烷基; X表示阴离子; d为1或2。