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    Thermographic recording material with improved image tone
    1.
    发明公开
    Thermographic recording material with improved image tone 有权
    具有改进的图像色调的热成像记录材料

    公开(公告)号：EP1211092A1

    公开(公告)日：2002-06-05

    申请号：EP01000629.4

    申请日：2001-11-14

    申请人： AGFA-GEVAERT

    发明人： Loccufier, Johan c/o AGFA-GEVAERT ,  Hoogmartens, Ivan c/o AGFA-GEVAERT

    IPC分类号： B41M5/32 ,  B41M5/30

    CPC分类号： B41M5/3375 ,  B41M5/30 ,  G03C1/49845 ,  G03C1/4989

    摘要： A substantially light-insensitive black and white thermographic recording material comprising a thermosensitive element and a support, the thermosensitive element containing at least one substantially light-insensitive organic silver salt, an organic reducing agent therefor in thermal working relationship therewith, an image tone stabilizer and a binder, characterized in that the image tone stabilizer is a compound according to formula (I) :
    wherein R 1 is hydrogen, an alkali metal ion, an ammonium ion, a phosphonium ion, a sulphonium ion, an alkaline earth ion or an optionally substituted alkyl, cycloalkyl, heterocyclic, alkaryl, aralkyl, heteroaryl or aryl group; R 2 is an optionally substituted alkyl, cycloalkyl, heterocyclic, alkaryl, aralkyl, heteroaryl or aryl group; or R 1 and R 2 together represent the atoms necessary to form a ring structure; and X is hydrogen, an alkali metal ion, an ammonium ion, a phosphonium ion, a sulphonium ion or an alkaline earth ion; and a recording process therefor.

    摘要翻译： 包含热敏元件和载体的基本上不敏感的黑白热敏记录材料，该热敏元件含有至少一种基本上不感光的有机银盐，与其处于热加工关系的有机还原剂，图像色调稳定剂和 其特征在于所述图像稳定剂是根据式（I）的化合物：其中R 1是氢，碱金属离子，铵离子，鏻离子，锍离子，碱土金属离子或任选取代的 烷基，环烷基，杂环，烷芳基，芳烷基，杂芳基或芳基; R2是任选取代的烷基，环烷基，杂环基，烷芳基，芳烷基，杂芳基或芳基; 或者R1和R2一起代表形成环结构所需的原子; X是氢，碱金属离子，铵离子，鏻离子，锍离子或碱土离子; 及其记录过程。

    Thermographic recording material with improved image tone.
    4.
    发明公开
    Thermographic recording material with improved image tone. 有权
    具有改进的图像色调的热成像记录材料。

    公开(公告)号：EP1245403A1

    公开(公告)日：2002-10-02

    申请号：EP01000095.8

    申请日：2001-03-29

    申请人： AGFA-GEVAERT

    发明人： Hoogmartens, Ivan c/o AGFA-GEVAERT ,  Loccufier, Johan c/o AGFA-GEVAERT ,  Defieuw, Geert c/o AGFA-GEVAERT

    IPC分类号： B41M5/32 ,  G03C1/498

    CPC分类号： G03C1/4989 ,  B41M5/32 ,  G03C1/49827 ,  G03C1/49845

    摘要： A monosheet black and white substantially light-insensitive thermographic recording material comprising a thermosensitive element and a support, the thermosensitive element containing a substantially light-insensitive organic silver salt, a 1,2-dihydroxyphenyl-compound in thermal working relationship therewith and a binder, characterized in that said 1,2-dihydroxyphenyl-compound is represented by formula (I) : R 1 SO 2 R 2 , wherein R 1 is an optionally substituted aryl group and R 2 is selected from the group consisting of a 3,4,5-trihydroxyphenyl group, a 3-alkoxy-4,5-dihydroxyphenyl group and a 3-aryloxy-4,5-dihydroxyphenyl group; or said 1,2-dihydroxyphenyl-compound is represented by formula (II): R 3 COOR 4 , wherein R 3 is a 3-alkoxy-4,5-dihydroxyphenyl group or a 3-aryloxy-4,5-dihydroxyphenyl group; and R 4 is an alkyl group or an aryl group; and a thermographic recording process therefor.

    摘要翻译： 包括热敏元件和载体的单片黑白基本上不敏感的热敏记录材料，所述热敏元件包含基本上不受光敏感的有机银盐，与其热加工关系的1,2-二羟基苯基化合物和粘合剂， 其特征在于所述1,2-二羟基苯基化合物由式（I）表示：R 1 SO 2 R 2，其中R 1是任选取代的芳基，且R 2选自3,4,5-三羟基苯基，3 - 烷氧基-4,5-二羟基苯基和3-芳氧基-4,5-二羟基苯基; 或所述1,2-二羟基苯基化合物由式（II）表示：R3COOR4，其中R3是3-烷氧基-4,5-二羟基苯基或3-芳氧基-4,5-二羟基苯基; 并且R4是烷基或芳基; 及其热敏记录过程。

    Thermographic recording material with improved image tone
    5.
    发明公开
    Thermographic recording material with improved image tone 审中-公开
    具有改进的图像色调的热成像记录材料

    公开(公告)号：EP1211093A1

    公开(公告)日：2002-06-05

    申请号：EP01000630.2

    申请日：2001-11-14

    申请人： AGFA-GEVAERT

    发明人： Loccufier, Johan c/o AGFA-GEVAERT ,  Hoogmartens, Ivan c/o AGFA-GEVAERT

    IPC分类号： B41M5/32 ,  B41M5/30

    CPC分类号： B41M5/3375 ,  B41M5/30 ,  G03C1/49845 ,  G03C1/4989

    摘要： A substantially light-insensitive black and white thermographic recording material comprising a support and a thermosensitive element exclusive of bisphenol compounds, 4-substituted isoxazole compounds of the formula
    wherein R represents an aromatic group or an electron withdrawing group, organic compounds represented by R 3 -H, the corresponding radical of which, R 3• , has a stability of from 350 to 6000 times that of a primary alkyl radical, and photosensitive active-hydrogen aromatic organic reducing agents, the thermosensitive element containing at least one substantially light-insensitive organic silver salt, an organic reducing agent therefor in thermal working relationship therewith, an image tone stabilizer and a binder, characterized in that the image tone stabilizer is a sterically hindered monophenol; a recording process therefor; and the use of a sterically hindered monophenol in a substantially light-insensitive thermographic recording material as an image tone stabilizer.

    摘要翻译： 一种基本上不受光敏感的黑白热敏记录材料，它含有除双酚化合物以外的载体和热敏元素，下式的4-取代异恶唑化合物，其中R代表芳香基团或吸电子基团，R3-H代表的有机化合物 其相应的基团R 3具有350至6000倍于伯烷基的稳定性，以及光敏活泼氢芳香族有机还原剂，该热敏元件含有至少一种基本不敏感的有机银盐 其热加工关系的有机还原剂，图像稳定剂和粘合剂，其特征在于所述图像稳定剂是空间位阻单酚; 为此的记录过程; 以及在基本不敏感的热敏记录材料中使用位阻单酚作为图像色调稳定剂。