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1. 发明授权

EP0599369B1 Thermosensitive recording material 失效
公开(公告)号：EP0599369B1
公开(公告)日：1997-02-19
申请号：EP93203120.6
申请日：1993-11-08
申请人： AGFA-GEVAERT naamloze vennootschap
发明人： Uyttendaele, Carlo, c/o Agfa-Gevaert N.V. , Dewanckele, Jean-Marie, c/o Agfa-Gevaert N.V. , Beels, Roland, c/o Agfa-Gevaert N.V. , Leenders, Luc, c/o Agfa-Gevaert N.V. , Van Haute, Robert, c/o Agfa-Gevaert N.V.
IPC分类号： G03C1/498 , B41M5/32
CPC分类号： G03C1/4989

2. 发明授权

EP0687572B1 Thermosensitive recording method 失效
标题翻译：热敏记录方法
公开(公告)号：EP0687572B1
公开(公告)日：1997-08-20
申请号：EP95201340.7
申请日：1995-05-23
申请人： AGFA-GEVAERT naamloze vennootschap
发明人： Uyttendaele, Carlo, c/o Agfa-Gevaert N.V. , Uytterhoeven, Herman, c/o Agfa-Gevaert N.V. , Jansen, Guy, c/o Agfa-Gevaert N.V. , Horsten, Bartholomeus, c/o Agfa-Gevaert N.V.
IPC分类号： B41M5/32 , G03C1/498
CPC分类号： G03C1/4989 , G03C1/49827 , G03C1/49845 , G03C2200/26
摘要： A direct thermal imaging process wherein a non-photosensitive direct thermal recording material is heated dot-wise, and said direct thermal recording material comprises an imaging layer containing uniformly distributed in a film-forming polymeric binder (i) one or more substantially light-insensitive organic silver salts, said silver salt(s) being uniformly in thermal working relationship with (ii) one or more organic reducing agents therefor, however neither including 3,5-dihydroxybenzoic acid as acidic reagent nor di-tert-butyl-p-cresol as a sole reducing agent, characterized in that said imaging layer contains at least one polycarboxylic acid and/or anhydride thereof in a molar percentage of at least 20 with respect to said silver salt(s).

3. 发明公开

EP0685760A1 Thermosensitive recording material 失效
标题翻译：热敏记录材料
公开(公告)号：EP0685760A1
公开(公告)日：1995-12-06
申请号：EP95201165.8
申请日：1995-05-08
申请人： AGFA-GEVAERT naamloze vennootschap
发明人： Uytterhoeven, Herman, c/o Agfa-Gevaert N.V. , Oelbrandt, Leo, c/o Agfa-Gevaert N.V. , Uyttendaele, Carlo, c/o Agfa-Gevaert N.V.
IPC分类号： G03C1/498 , B41M5/32
CPC分类号： G03C1/4989 , B41M5/32 , B41M5/3335 , B41M5/3372 , B41M5/3377 , B41M2205/04 , B41M2205/38 , B41M2205/40 , G03C1/047 , G03C1/49827 , G03C1/49872 , G03C1/7614 , G03C8/50 , G03C2200/34 , G03C2200/45
摘要： A heat-sensitive recording material suited for use in direct thermal imaging, wherein said recording material comprises :

(i) a layer (1) containing uniformly distributed in a film-forming water-insoluble resin binder a substantially light-insensitive organic metal salt, preferably a silver salt, and
(ii) a layer (2) in direct contact with said layer (1) or in thermal working relationship therewith through the intermediary of a spacer layer (3), characterized in that said layer (2) contains uniformly distributed in a film-forming water-soluble hydrophilic binder at least one organic reducing agent that is capable of diffusing out of said layer (2) into said layer (1) on heating said recording material, and is coated from an aqueous solution.
摘要翻译：一种适用于直接热成像的热敏记录材料，其中所述记录材料包括：（ⅰ）含有均匀分布在成膜不溶于水的树脂粘合剂中的基本上不敏感的有机金属盐的层（1）（2）与所述层（1）直接接触或通过间隔层（3）与所述层（1）热加工的关系，其特征在于所述层（2）包含均匀在成膜水溶性亲水粘合剂中分散至少一种有机还原剂，该有机还原剂在加热所述记录材料时能够从所述层（2）中扩散到所述层（1）中，并且由水溶液涂覆。

4. 发明公开

EP0614770A1 Protected thermosensitive recording material 失效
标题翻译： BeschützendeswärmeempfindlichesAufzeichnungmaterial。
公开(公告)号：EP0614770A1
公开(公告)日：1994-09-14
申请号：EP94200473.0
申请日：1994-02-24
申请人： AGFA-GEVAERT naamloze vennootschap
发明人： Uyttendaele, Carlo, c/o Agfa-Gevaert N.V. , Uytterhoeven, Herman, c/o Agfa-Gevaert N.V.
IPC分类号： B41M5/40 , B41M5/32
CPC分类号： G03C1/4989 , B41M5/44 , B41M2205/04 , B41M2205/40 , G03C1/7614 , G03C2001/7635
摘要： A thermosensitive recording material suited for use in direct thermal imaging by means of an information-wise energized heating element, said recording material containing a thermosensitive recording layer of which the optical density is changed by heat, characterized in that said recording layer is coated with a protective transparent layer essentially consisting of a cellulose nitrate having a substitution degree (DS) in the range of 2.2 to 2.32.
摘要翻译：一种热敏记录材料，其适用于通过信息通电的加热元件进行直接热成像，所述记录材料包含热敏记录层，其光密度由热量改变，其特征在于，所述记录层涂覆有保护性透明层，其主要由取代度（DS）在2.2至2.32范围内的硝酸纤维素组成。

5. 发明公开

EP0614769A1 Direct thermal imaging material containing a protective layer 失效
标题翻译： Schutzschichtenthalttendes thermisches Direktbildaufzeichnungsmaterial。
公开(公告)号：EP0614769A1
公开(公告)日：1994-09-14
申请号：EP94200472.2
申请日：1994-02-24
申请人： AGFA-GEVAERT naamloze vennootschap
发明人： Uyttendaele, Carlo, c/o Agfa-Gevaert N.V. , Defieuw, Geert, c/o Agfa-Gevaert N.V.
IPC分类号： B41M5/40 , B41M5/32
CPC分类号： G03C1/4989 , B41M5/44 , B41M2205/04 , B41M2205/40 , G03C2001/7635
摘要： A thermosensitive recording material suited for use in direct thermal imaging by means of an information-wise energized heating element, said recording material containing a thermosensitive recording layer of which the optical density is changed by heat, characterized in that said recording layer is coated with a protective transparent resin layer essentially consisting of a polycarbonate or copolycarbonate derived from one or more bisphenols, wherein at least 25 mole % of said bisphenols consists of a bis-(hydroxyphenyl)-cycloalkane corresponding to following general formula (I):

wherein:
each of R¹, R² , R³, and R⁴ (same or different) represents hydrogen, halogen, a C₁-C₈ alkyl group, a substituted C₁-C₈ alkyl group, a C₅-C₆ cycloalkyl group, a substituted C₅-C₆ cycloalkyl group, a C₆-C₁₀ aryl group, a substituted C₆-C₁₀ aryl group, a C₇-C₁₂ aralkyl group, or a substituted C₇-C₁₂ aralkyl group, and
X represents the atoms necessary to complete a 5- to 8-membered alicyclic ring, which either carries at least one C₁-C₆ alkyl group or at least one 5- or 6-membered cycloalkyl group, or carries a fused-on 5- or 6-membered cycloalkyl group.
摘要翻译：一种热敏记录材料，其适用于通过信息通电的加热元件进行直接热成像，所述记录材料包含热敏记录层，其光密度由热量改变，其特征在于，所述记录层涂覆有保护性透明树脂层，其主要由衍生自一种或多种双酚的聚碳酸酯或共聚碳酸酯组成，其中至少25摩尔％的所述双酚由对应于以下通式（I）的双 - （羟基苯基） - 环烷烃组成：其中：R 1，R 2，R 3和R 4（相同或不同）各自表示氢，卤素，C 1 -C 8烷基，取代的C 1 -C 8烷基，C 5 -C 6环烷基，取代的C5-C6环烷基，C6-C10芳基，取代的C6-C10芳基，C7-C12芳烷基或取代的C7-C12芳烷基，X表示必要的原子完成5-至8-元脂环其具有至少一个C 1 -C 6烷基或至少一个5或6元环烷基，或携带稠合的5或6元环烷基。

6. 发明授权

EP0614770B1 Protected thermosensitive recording material 失效
标题翻译： Beschützendes热敏记录材料
公开(公告)号：EP0614770B1
公开(公告)日：1997-05-07
申请号：EP94200473.0
申请日：1994-02-24
申请人： AGFA-GEVAERT naamloze vennootschap
发明人： Uyttendaele, Carlo, c/o Agfa-Gevaert N.V. , Uytterhoeven, Herman, c/o Agfa-Gevaert N.V.
IPC分类号： B41M5/40 , B41M5/32
CPC分类号： G03C1/4989 , B41M5/44 , B41M2205/04 , B41M2205/40 , G03C1/7614 , G03C2001/7635
摘要： A thermosensitive recording material suited for use in direct thermal imaging by means of an information-wise energized heating element, said recording material containing a thermosensitive recording layer of which the optical density is changed by heat, characterized in that said recording layer is coated with a protective transparent layer essentially consisting of a cellulose nitrate having a substitution degree (DS) in the range of 2.2 to 2.32.

7. 发明授权

EP0614769B1 Direct thermal imaging material containing a protective layer 失效
标题翻译： Schutzschichtenthalttendes直接热成像材料
公开(公告)号：EP0614769B1
公开(公告)日：1996-09-25
申请号：EP94200472.2
申请日：1994-02-24
申请人： AGFA-GEVAERT naamloze vennootschap
发明人： Uyttendaele, Carlo, c/o Agfa-Gevaert N.V. , Defieuw, Geert, c/o Agfa-Gevaert N.V.
IPC分类号： B41M5/40 , B41M5/32
CPC分类号： G03C1/4989 , B41M5/44 , B41M2205/04 , B41M2205/40 , G03C2001/7635

8. 发明公开

EP0687572A1 Thermosensitive recording method 失效
标题翻译： WärmeempfindlichesAufzeichnungsverfahren
公开(公告)号：EP0687572A1
公开(公告)日：1995-12-20
申请号：EP95201340.7
申请日：1995-05-23
申请人： AGFA-GEVAERT naamloze vennootschap
发明人： Uyttendaele, Carlo, c/o Agfa-Gevaert N.V. , Uytterhoeven, Herman, c/o Agfa-Gevaert N.V. , Jansen, Guy, c/o Agfa-Gevaert N.V. , Horsten, Bartholomeus, c/o Agfa-Gevaert N.V.
IPC分类号： B41M5/32 , G03C1/498
CPC分类号： G03C1/4989 , G03C1/49827 , G03C1/49845 , G03C2200/26
摘要： A direct thermal imaging process wherein a non-photosensitive direct thermal recording material is heated dot-wise, and said direct thermal recording material comprises an imaging layer containing uniformly distributed in a film-forming polymeric binder (i) one or more substantially light-insensitive organic silver salts, said silver salt(s) being uniformly in thermal working relationship with (ii) one or more organic reducing agents therefor, however neither including 3,5-dihydroxybenzoic acid as acidic reagent nor di-tert-butyl-p-cresol as a sole reducing agent, characterized in that said imaging layer contains at least one polycarboxylic acid and/or anhydride thereof in a molar percentage of at least 20 with respect to said silver salt(s).
摘要翻译：一种直接热成像方法，其中非感光直接热敏记录材料被逐点加热，并且所述直接热敏记录材料包括均匀分布在成膜聚合物粘合剂中的成像层（i）一种或多种基本上不敏感的有机银盐，所述银盐与（ii）一种或多种有机还原剂处于热加工关系中是均匀的，但不包括3,5-二羟基苯甲酸作为酸性试剂和二叔丁基对甲酚作为唯一的还原剂，其特征在于所述成像层相对于所述银盐含有至少一种摩尔百分数至少为20的多元羧酸和/或其酸酐。

9. 发明公开

EP0599369A1 Thermosensitive recording material 失效
标题翻译：热敏记录材料
公开(公告)号：EP0599369A1
公开(公告)日：1994-06-01
申请号：EP93203120.6
申请日：1993-11-08
申请人： AGFA-GEVAERT naamloze vennootschap
发明人： Uyttendaele, Carlo, c/o Agfa-Gevaert N.V. , Dewanckele, Jean-Marie, c/o Agfa-Gevaert N.V. , Beels, Roland, c/o Agfa-Gevaert N.V. , Leenders, Luc, c/o Agfa-Gevaert N.V. , Van Haute, Robert, c/o Agfa-Gevaert N.V.
IPC分类号： G03C1/498 , B41M5/32
CPC分类号： G03C1/4989
摘要： A recording material suited for use in direct thermal imaging, wherein said recording material comprises : (i) a support and (ii) at least one imaging layer containing uniformly distributed in a polymeric binder (1) a substantially light-insensitive organic silver salt in thermal working relationship with (2) at least one organic reducing agent, characterized in that said organic reducing agent is a polyhydroxy spiro-bis-indane.
摘要翻译： 1。一种适用于直接热成像的记录材料，其中所述记录材料包括：（i）载体和（ii）至少一个成像层，所述成像层含有均匀分布在聚合物粘合剂（1）中的基本上不敏感的有机银盐（2）至少一种有机还原剂的热加工关系，其特征在于所述有机还原剂是多羟基螺双茚满。

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