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    • 3. 发明授权
    • Thermographic recording material
    • US3957288A
    • 1976-05-18
    • US428688
    • 1973-12-27
    • Raymond Gerard LemahieuWilhelmus JanssensDaniel Alois Claeys
    • Raymond Gerard LemahieuWilhelmus JanssensDaniel Alois Claeys
    • B41M5/323B32B27/36
    • B41M5/323Y10S430/165Y10T428/31786
    • A thermographic recording process in which a methine dye is produced by bringing image-wise into reactive contact with the aid of heat an acid-reacting compound with a dye precursor compound corresponding to the following general formula: ##EQU1## wherein: R.sub.1 represents (1) a substituted aryl group, at least one substituent of the substituted aryl group being an ether group R.sub.6 --O-- in which R.sub.6 represents a hydrocarbon group including a substituted hydrocarbon group or (2) a heterocyclic group including a substituted heterocyclic group,R.sub.2 represents a substituted aryl group, at least one substituent of the substituted aryl group, being an ether group R.sub.6 --O--, in which R.sub.6 represents a hydrocarbon group, including a substituted hydrocarbon group, a heterocyclic group including a substituted heterocyclic group, or a ##EQU2## group in which Z represents the necessary atoms to close a heterocyclic nucleus including a substituted heterocyclic nucleus,R.sub.3 represents (1) a --XH or --X--R.sub.7 group, in which X is oxygen or sulphur and R.sub.7 is an organic group, (2) a ##EQU3## group wherein in each of R.sub.8 and R.sub.9 (same or different) represents hydrogen or an alkyl group, a cycloalkyl group, an aralkyl group, or an aryl group or R.sub.8 and R.sub.9 together represent the necessary atoms to close a nitrogen-containing heterocyclic nucleus, or (3) a ##EQU4## group in which R.sub.10 represents an alkyl group including a substituted alkyl group, or a cycloalkyl group including a substituted cycloalkyl group, an aralkyl group including a substituted aralkly group, an aryl group including a substituted aryl group, a heterocyclic group including a substituted heterocyclic group and in which R.sub.11 represents hydrogen or represents a group enumerated in the definition of R.sub.10, or R.sub.11 and R.sub.10 together represent a sultam group,Each of R.sub.4 and R.sub.5 (same or different) represents hydrogen, a C.sub.1 -C.sub.5 alkyl group, a cycloalkyl group, an aralkyl group or an aryl group,n is 0 or 1, andm is 0 or 1.
    • 7. 发明授权
    • Dye-donor element for use in thermal dye sublimation transfer
    • 用于热染料升华转移的染料供体元件
    • US5326666A
    • 1994-07-05
    • US40610
    • 1993-03-31
    • Luc VanmaeleWilhelmus Janssens
    • Luc VanmaeleWilhelmus Janssens
    • B41M5/385B41M5/388B41M5/39B41M5/46C09B53/02G03C8/40G03C5/54G03C1/72G03C5/16
    • B41M5/465B41M5/39C09B53/02Y10S430/145Y10S430/165
    • Dye-donor element for use according to thermal dye sublimation transfer, said dye-donor element comprising a support provided with a dye layer containing a dye dispersed in a polymeric binder, characterized in that said dye corresponds to the following formula (I) ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3 independently represent hydrogen, halogen, nitro, an alkyl group, a cycloalkyl group, an aryl group, an alkoxy group, an aryloxy group, a alkylthio group, a arylthio group, an acylamino group, a sulfamoyl group, a carbamoyl group, which groups may be substituted, or R.sup.2 and R.sup.3 together can form a saturated or aromatic or heterocyclic ring fused-on the cyclohexadiene ring, which ring may be substituted;B represents ##STR2## wherein R.sup.4 -R.sup.11 are defined in the specification; K represents ##STR3## wherein: R.sup.12 and R.sup.13 (independently) represent hydrogen, an alkyl group, an aryl group, a heterocyclic group, which groups may be substituted, or R.sup.12 and R.sup.13 together represent the necessary atoms to close a heterocyclic ring, which ring may be substituted, or R.sup.12 and/or R.sup.13 together with R.sup.14 and/or R.sup.17 represent the necessary atoms to close a ring fused-on the benzene ring, which ring may be substituted;R.sup.14, R.sup.15, R.sup.16 and R.sup.17 are defined in the specification.
    • 用于根据热染料升华转移使用的染料供体元件,所述染料供体元件包括具有分散在聚合物粘合剂中的染料层的载体,其特征在于所述染料对应于下式(I) K代表其中R12和R13(独立地)代表氢,烷基,芳基,杂环基,这些基团可被取代,或R 12和R 13一起代表关闭杂环的必要原子,其中 R 12和/或R 13与R 14和/或R 17一起代表必要的原子以封闭稠合在苯环上的环,该环可被取代; R14,R15,R16和R17在说明书中定义。