Color developer containing hydroxylamine antioxidants
    2.
    发明授权
    Color developer containing hydroxylamine antioxidants 失效
    含有羟胺抗氧化剂的彩色显影剂

    公开(公告)号:US5660974A

    公开(公告)日:1997-08-26

    申请号:US448075

    申请日:1995-05-23

    摘要: A composition for developing a silver halide color photographic material comprising a color developing agent and a hydroxylamine compound represented by Formula I or II: ##STR1## wherein Stab is a stabilizing group such that when the hydroxylamine compound is added to a test developer solution of the following formula the pH of the test developer solution decreases less than 0.12 at an aeration time of 90 hours: TABLE 1 ______________________________________ Developer Formulation Components Quantity/L ______________________________________ Lithium salt of sulfonated 0.25 mL Polystyrene (30% wt/wt Liq) Triethanolamine 11.0 mL Stilbene Stain-Reducing Agent 2.3 g Hydroxylamine compound 0.05 moles Lithium Sulfate 2.7 g 1-Hydroxyethylidene-1-diphosphonic 0.8 mL acid (60% wt/wt Liq) Potassium Chloride 1.8 g Potassium Bromide 0.2 g 4-amino-3-methyl-N-ethyl-N-(.beta.- 4.85 g methanesulfonamidoethyl)aniline (color developer) Potassium Carbonate 25.0 g Water to 1 L solution pH adjusted to 10.12 with KOH ______________________________________ and wherein R is a substituted or unsubstituted alkyl, aryl or heterocyclic group bonded to N by a carbon atom.

    摘要翻译: 用于显影卤化银彩色照相材料的组合物,其包含彩色显影剂和由式I或II表示的羟胺化合物:其中Stab是稳定基团,使得当将羟胺化合物加入到 表1-显影剂配方 - 组分数量/ L - 磺化的锂盐0.25mL - 聚苯乙烯(30%wt /重量/体积比) 重量份Liq) - 三乙醇胺11.0mL - 二苯乙烯染色剂2.3g - 羟胺化合物0.05摩尔 - 硫酸锂2.7g-1-羟基亚乙基-1-二膦酸0.8mL-酸(60%wt / wt Liq) - 氯化钾1.8g - 溴化钾0.2g-4-氨基-3-甲基-N-乙基-N-(β-4.85g-甲磺酰氨基乙基)苯胺 - (显色剂) - 碳酸钾25.0g - 水至1L溶液 - pH调节至10.12 与KOH - 并且其中R为 被碳原子与N键合的取代或未取代的烷基,芳基或杂环基。