Photographic paper with iodochloride emulsion and disulfide compound
    3.
    发明授权
    Photographic paper with iodochloride emulsion and disulfide compound 失效
    摄影纸与碘氯化物乳液和二硫化合物

    公开(公告)号:US5830631A

    公开(公告)日:1998-11-03

    申请号:US729127

    申请日:1996-10-11

    CPC分类号: G03C1/09 G03C1/346 G03C1/035

    摘要: The invention relates to a photographic emulsion comprising silver iodochloride grains, said grains further comprising osmium and ruthenium, said grains chemically sensitized with gold in an amount of between 0.1 and 120 mg gold per silver mole and sulfur in an amount between 0.1 and 20 mg sulfur per silver mole and a disulfide compound represented by the following formula: ##STR1## wherein X is independently --O--, --NH-- or --NR--, where R is a substituent; m and r are independently 0, 1 or 2; M is --H or a cationic species; Ar is an aromatic group; and L is a linking group, where p is 0 or 1.

    摘要翻译: 本发明涉及一种包含碘氯化银颗粒的照相乳剂,所述颗粒还包含锇和钌,所述颗粒用金对金银进行化学敏化,金量为0.1至120mg,硫含量为0.1至20mg硫 每个银摩尔和由下式表示的二硫化物:其中X独立地是-O - , - NH-或-NR-,其中R是取代基; m和r独立地为0,1或2; M是-H或阳离子物质; Ar是芳族基团; L为连接基团,p为0或1。