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31. 发明授权

US06794123B2 Aqueous dispersion comprising photosensitive silver halide and a substantially light-insensitive silver salt of an organic carboxylic acid 失效
标题翻译：包含感光卤化银和基本上不含光敏性的有机羧酸银盐的水分散体
公开(公告)号：US06794123B2
公开(公告)日：2004-09-21
申请号：US09934806
申请日：2001-08-22
申请人： Herman Uytterhoeven , Luc Vissers
发明人： Herman Uytterhoeven , Luc Vissers
IPC分类号： G03C1498
CPC分类号： G03C1/49809 , G03C1/49818
摘要： A preparation process for a first aqueous dispersion comprising an ex-situ photosensitive silver halide and a substantially light-insensitive silver salt of an organic carboxylic acid, comprising the steps of: separately preparing a second aqueous dispersion comprising the ex-situ photosensitive silver halide and a third aqueous dispersion comprising the substantially light-insensitive silver salt of an organic carboxylic acid; and mixing the second aqueous dispersion with the third aqueous dispersion to produce a mixture thereof, characterized in that the first aqueous dispersion thereby produced is substantially free of a water-soluble metal or ammonium salt of an aliphatic carboxylic acid with greater than 12 carbon atoms and the process further comprises a step selected from the group consisting of: increasing the pH of the second aqueous dispersion to a value of at least 8.0 prior to mixing with the third aqueous dispersion; increasing the pH of the third aqueous dispersion to a value of at least 8.0 prior to mixing with the second aqueous dispersion; and increasing the pH of the mixture to a value of at least 8.0; the first aqueous dispersion obtainable therewith; and the use thereof in preparing a photo-addressable thermally developable element of a photothermographic material. A preparation process for a fourth aqueous dispersion is also provided.
摘要翻译：一种包含非原位感光卤化银和基本上不敏感的有机羧酸银盐的第一水性分散体的制备方法，包括以下步骤：分别制备包含非原位感光卤化银和第三含水分散体，其包含基本上不受光敏的有机羧酸银盐; 并且将第二水性分散体与第三水分散体混合以产生其混合物，其特征在于由此制备的第一水性分散体基本上不含具有大于12个碳原子的脂族羧酸的水溶性金属或铵盐，该方法还包括选自以下的步骤：在与第三水分散体混合之前将第二水性分散体的pH增加至至少8.0的值; 在与第二水性分散体混合之前将第三水分散体的pH增加至至少8.0; 并将混合物的pH提高至至少8.0的值; 可得到的第一种水性分散体; 以及其在制备光热敏成像材料的光寻址热可显影元件中的用途。还提供了第四种水性分散体的制备方法。

32. 发明授权

US06607872B1 Photothermographic recording material 失效
标题翻译：光热记录材料
公开(公告)号：US06607872B1
公开(公告)日：2003-08-19
申请号：US09202256
申请日：1999-06-14
申请人： Herman Uytterhoeven , Yvan Gilliams , Johan Loccufier , Sabine Emmers , Ronny De Clercq
发明人： Herman Uytterhoeven , Yvan Gilliams , Johan Loccufier , Sabine Emmers , Ronny De Clercq
IPC分类号： G03C1498
CPC分类号： G03C1/49818 , G03C2001/03594 , G03C2200/38
摘要： A photothermographic recording material comprising a photo-addressable thermally developable element coatable from aqueous media comprising a substantially light-insensitive organic silver salt, photosensitive silver halide in catalytic association with the substantially light-insensitive organic silver salt and a reducing agent in thermal working relationship with the substantially light-insensitive organic silver salt and a binder, characterized in that the binder comprises a water-soluble polymer, a water-dispersible polymer or a mixture of a water-soluble polymer and a water-dispersible polymer and particles of the photosensitive silver halide are non-aggregating in the photo-addressable thermally developable element and are uniformly distributed over and between particles of the substantially light-insensitive organic silver salt, at least 80% by number of the particles having a diameter, determined by transmission electron microscopy, of ≦40 nm; and a recording process therefor.
摘要翻译：一种光热记录材料，其包含可光寻址的可热显影元件，其由含有基本上不光敏的有机银盐的水性介质涂覆，光敏卤化银与基本上不受光敏感的有机银盐催化缔合，和与热处理关系的还原剂基本上不光敏的有机银盐和粘合剂，其特征在于粘合剂包括水溶性聚合物，水分散性聚合物或水溶性聚合物和水分散性聚合物的混合物以及感光性银颗粒卤化物在光寻址热可显影元件中是非聚集的，并且均匀地分布在基本上不受光的有机银盐的颗粒之间和之间，至少80％的具有通过透射电子显微镜测定的直径的颗粒，的<= 40nm; 及其记录过程。

33. 发明授权

US06576415B2 Photothermographic materials with increa sed photosensitivity 失效
公开(公告)号：US06576415B2
公开(公告)日：2003-06-10
申请号：US09928755
申请日：2001-08-13
申请人： Herman Uytterhoeven , Johan Loccufier , Yvan Gilliams
发明人： Herman Uytterhoeven , Johan Loccufier , Yvan Gilliams
IPC分类号： G03C1498
CPC分类号： G03C1/49845
摘要： A process for producing an aqueous dispersion comprising: preparing a dispersion of photosensitive silver halide and a binder or a surfactant in an aqueous medium; and subsequently either (a) adding a first silver salt to the silver halide dispersion and then adding a second silver salt; or (b) adding the second silver salt to the silver halide dispersion and then adding the first silver salt, wherein the aqueous dispersion is substantially free of a water-soluble metal or ammonium salt of an aliphatic carboxylic acid with greater than 12 carbon atoms, the first silver salt is a substantially light-insensitive and substantially water-insoluble silver salt of an organic carboxylic acid, and the second silver salt has a water-solubility greater than 0.1 g in 1 L of water at 20° C.; an aqueous dispersion obtainable therewith; a photothermographic recording material prepared with the aqueous dispersion; and a process for preparing the photothermographic recording material. In addition the use of the second silver salt for increasing the sensitivity of a photothermographic recording material is provided.

34. 发明授权

US06280923B1 Photothermographic recording material 失效
标题翻译：光热记录材料
公开(公告)号：US06280923B1
公开(公告)日：2001-08-28
申请号：US09009717
申请日：1998-01-20
申请人： Herman Uytterhoeven , Yvan Gilliams , Johan Loccufier , Sabine Emmers
发明人： Herman Uytterhoeven , Yvan Gilliams , Johan Loccufier , Sabine Emmers
IPC分类号： G03C1498
CPC分类号： G03C1/49809 , G03C1/035 , G03C1/498 , G03C1/49863 , G03C1/4989 , G03C2001/0156 , G03C2001/03594 , G03C2200/36 , G03C2200/43
摘要： A photothermographic recording material comprising a support and a photo-addressable thermally developable element comprising photosensitive silver halide in catalytic association with a substantially light-insensitive silver salt of an organic carboxylic acid, an organic reducing agent for the substantially light-insensitive silver salt of an organic carboxylic acid in thermal working relationship therewith and a binder, characterized in that the binder is water soluble or water dispersible and the reducing agent is a non-sulfo-substituted 6-membered aromatic or heteroaromatic ring compound with at least three substituents one of which is a hydroxy group at a first carbon atom and a second of which is a hydroxy or amino-group substituted on a second carbon atom one, three or five ring atoms removed in a system of conjugated double bonds from the first carbon atom in the compound, in which (i) the third substituent may be part of an annelated carbocyclic or heterocyclic ring system; (ii) the third substituent or a further substituent is not an aryl- or oxo-aryl-group whose aryl group is substituted with hydroxy-, thiol- or amino-groups; and (iii) the third substituent or a further substituent is a non-sulfo-electron withdrawing group if the second substiuent is an amino-group and the photo-addressable thermally developable element is coated from an aqueous medium and is capable of producing stable images without a wet-processing step. A process for producing the photothermographic recording material and a photothermographic recording process therefor is also provided.
摘要翻译：一种光热记录材料，其包含载体和可光寻址热可显影元件，其包含与有机羧酸的基本上不敏感的银盐催化缔合的感光卤化银，用于基本上不敏感的银盐的有机还原剂与其结合的有机羧酸和粘合剂，其特征在于所述粘合剂是水溶性或水分散性的，并且所述还原剂是具有至少三个取代基的非磺基取代的6元芳族或杂芳族环化合物是在第一个碳原子上的羟基，其中第二个是在第二个碳原子上被取代的羟基或氨基，在化合物中的第一个碳原子的共轭双键系统中除去三个或五个环原子，其中（i）第三取代基可以是环状碳环或杂环系的一部分; （ii）第三取代基或另外的取代基不是芳基或氧代 - 芳基，其芳基被羟基，硫醇或氨基取代; 和（iii）第三取代基或另外的取代基是非磺基电子取代基，如果第二个取代基是氨基，并且可光寻址的热显影元素由水性介质包被并且能够产生稳定的图像没有湿处理步骤。还提供了一种制备光热敏记录材料的方法及其光热敏记录方法。

35. 发明授权

US6127313A Thermographic recording material comprising an outermost layer suitable for use with thermal heads 失效
标题翻译：热成像记录材料包括适用于热敏头的最外层
公开(公告)号：US6127313A
公开(公告)日：2000-10-03
申请号：US215753
申请日：1998-12-18
申请人： Geert Defieuw , Johan Loccufier , Ivan Hoogmartens , Herman Uytterhoeven
发明人： Geert Defieuw , Johan Loccufier , Ivan Hoogmartens , Herman Uytterhoeven
IPC分类号： B41M5/40 , B41M5/42 , B41M5/44 , G03C1/498
CPC分类号： B41M5/42 , G03C1/4989 , B41M5/426 , B41M5/44 , G03C1/49872
摘要： A thermographic recording material is provided by the present invention comprising on the same side of a support, called the heat-sensitive side, a thermosensitive element and a outermost layer which contains a cured polymer or cured polymer composition and colloidal silica, wherein the colloidal silica is substantially present in its acidified form and the outermost layer further contains a buffer with a pH between 2 and 7 consisting of at least one acid and at least one non-metallic salt of an acid; a method of recording an image therewith and a production process therefor.
摘要翻译：通过本发明提供的热成像记录材料包括在称为热敏侧的支撑体的同一侧，含有固化聚合物或固化聚合物组合物和胶体二氧化硅的热敏元件和最外层，其中胶体二氧化硅基本上以其酸化形式存在，最外层还包含pH为2至7的缓冲液，其由至少一种酸和至少一种酸的非金属盐组成; 记录图像的方法及其制作方法。

36. 发明授权

US6074814A Photothermographic material comprising an infra-red sensitizer 失效
标题翻译：光热成像材料包括红外线敏化剂
公开(公告)号：US6074814A
公开(公告)日：2000-06-13
申请号：US889411
申请日：1997-07-08
申请人： Geert Deroover , Herman Uytterhoeven , Paul Callant , Johan Loccufier
发明人： Geert Deroover , Herman Uytterhoeven , Paul Callant , Johan Loccufier
IPC分类号： G03C1/28 , G03C1/498 , G03C1/490
CPC分类号： C09B23/0066 , C09B23/0075 , C09B23/086 , C09B23/148 , G03C1/49854 , G03C1/49863 , G03C1/28
摘要： A photothermographic recording material comprising a photo-addressable thermally developable element including a substantially light-insensitive organic silver salt, photosensitive silver halide in catalytic association with the substantially light-insensitive organic silver salt, in a quantity of 0.1 to 35 mol % relative to the organic silver salt and spectrally sensitized to infra-red light with a dye, a supersensitizer for the dye, a reducing agent in thermal working relationship with the substantially light-insensitive organic silver salt and a binder, wherein the binder comprises a water soluble polymer, a water-dispersible polymer or a water soluble polymer and a water-dispersible polymer and the dye is represented by formula (I): ##STR1## wherein Z.sup.1 and Z.sup.2 independently represent S, O or Se; R.sup.1 and R.sup.17 are independently each an alkyl or sulfo-alkyl group which may be substituted with at least one fluorine, chlorine, bromine, iodine or an alkoxy-, aryloxy- or ester-group; and X represents an anion.
摘要翻译：一种光热记录材料，其包含可光寻址的热显影元件，其包含基本上不光敏的有机银盐，相对于基本上不光敏的有机银盐催化缔合的感光卤化银，其量相对于有机银盐，用染料对红外线进行光谱敏化，染料用超增敏剂，与基本上不透光的有机银盐和粘合剂的热加工关系的还原剂，其中粘合剂包含水溶性聚合物，水分散性聚合物或水溶性聚合物和水分散性聚合物，染料由式（I）表示：其中Z1和Z2独立地表示S，O或Se; R 1和R 17各自独立地为可以被至少一个氟，氯，溴，碘或烷氧基 - ，芳氧基或酯基取代的烷基或磺基 - 烷基; X表示阴离子。

37. 发明授权

US5863859A Heat-sensitive material suited for use in direct thermal recording 失效
标题翻译：适用于直接热敏记录的热敏材料
公开(公告)号：US5863859A
公开(公告)日：1999-01-26
申请号：US689226
申请日：1996-08-06
申请人： Herman Uytterhoeven , Leo Oelbrandt , Carlo Uyttendaele
发明人： Herman Uytterhoeven , Leo Oelbrandt , Carlo Uyttendaele
IPC分类号： B41M5/28 , B41M5/26 , B41M5/30 , B41M5/32 , B41M5/337 , B41M5/40 , B41M5/46 , G03C1/498
CPC分类号： G03C1/4989 , B41M5/32 , B41M5/3377
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）均匀分布在成膜水不溶性树脂粘合剂中的基本上不受光敏的有机金属盐的层（1）优选银盐，和（ii）与所述层（1）直接接触或通过间隔层（3）的介质与其热处理关系的层（2），其特征在于，所述层（2）均匀分布在成膜水溶性亲水性粘合剂中的至少一种有机还原剂，其能够在加热所述记录材料时从所述层（2）扩散到所述层（1）中，并由水溶液涂覆。

38. 发明授权

US5589317A Thermal transfer imaging process 失效
标题翻译：热转印成像过程
公开(公告)号：US5589317A
公开(公告)日：1996-12-31
申请号：US400337
申请日：1995-03-08
申请人： Geert Defieuw , Wilhelmus Janssens , Herman Uytterhoeven , Bart Horsten , Jean-Marie Dewanckele , Jan Van den Bogaert
发明人： Geert Defieuw , Wilhelmus Janssens , Herman Uytterhoeven , Bart Horsten , Jean-Marie Dewanckele , Jan Van den Bogaert
IPC分类号： B41M5/32 , B41M5/382 , G03C1/498 , G03C8/40 , G03C8/44
CPC分类号： B41M5/38235 , G03C1/4989 , G03C8/4013 , Y10S430/166
摘要： The present invention provides a method for reproducing continuous tone images by means of a thermal head. The method involves the image-wise heat transfer of a reducing agent from a donor element to a receiving layer of a receiving element. The receiving element contains a thermoreducible silver source such as e.g. silver behenate. The process of the present invention provides high density images with multiple intermediate density levels.
摘要翻译：本发明提供一种通过热敏头再现连续色调图像的方法。该方法涉及还原剂从施主元件到接收元件的接收层的成像方式的热传递。接收元件含有可热还原的银源，例如。银山灰本发明的方法提供具有多个中等密度水平的高密度图像。

39. 发明授权

US5527758A Direct thermal imaging process with improved tone reproduction 失效
标题翻译：直接热成像过程具有改进的色调再现
公开(公告)号：US5527758A
公开(公告)日：1996-06-18
申请号：US449293
申请日：1995-05-24
申请人： Carlo Uyttendaele , Herman Uytterhoeven , Guy Jansen , Bartholomeus Horsten
发明人： Carlo Uyttendaele , Herman Uytterhoeven , Guy Jansen , Bartholomeus Horsten
IPC分类号： B41M5/26 , B41M5/28 , B41M5/32 , G03C1/498 , B41M5/035 , B41M5/38
CPC分类号： G03C1/4989 , G03C1/49827 , G03C1/49845
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作用的热处理关系中，但不包括作为酸性试剂的3,5-二羟基苯甲酸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。

40. 发明授权

US5340693A Heat-sensitive recording material and method for obtaining an image using the same 失效
标题翻译：热敏记录材料和使用其的图像获得图像的方法
公开(公告)号：US5340693A
公开(公告)日：1994-08-23
申请号：US19636
申请日：1993-02-18
申请人： Herman Uytterhoeven , Luc Bastiaens , Rudolf Van den Bergh , Luc Leenders
发明人： Herman Uytterhoeven , Luc Bastiaens , Rudolf Van den Bergh , Luc Leenders
IPC分类号： B41M5/28 , B41M5/26 , B41M5/30 , B41M5/36 , B41M5/382 , B41M5/40 , B41M5/46 , G03C1/73 , G03F7/11 , G03F7/34 , G03C3/00
CPC分类号： B41M5/46 , B41M5/368 , B41M5/38214 , G03F7/11 , G03F7/34 , Y10S430/146 , Y10S430/165
摘要： The present invention provides a heat recording material comprising on a support in the order given a porous layer of an image forming substance, a substance capable of converting radiation into heat, a thermoplastic layer containing a photocurable composition and a stripping layer. The present invention further provides a method for obtaining an image with such an heat recording material. Images of high quality and good wear and scratch resistance are obtained.
摘要翻译：本发明提供了一种热记录材料，其特征在于，在支撑体上依次具有图像形成物质的多孔层，能将辐射转化为热的物质，含有光固化性组合物的热塑性层和剥离层。本发明还提供了一种用这种热记录材料获得图像的方法。获得高质量和良好的耐磨损和耐擦伤性的图像。

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