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    • 5. 发明授权
    • Light-sensitive heat-sensitive composition and recording material
comprising same and image formation process using same
    • 感光性感光性组合物和包含其的记录材料以及使用其的成像方法
    • US5250384A
    • 1993-10-05
    • US676478
    • 1991-03-27
    • Jun YamaguchiSadao IshigeTakekatsu Sugiyama
    • Jun YamaguchiSadao IshigeTakekatsu Sugiyama
    • G03F7/027G03F7/105G03C1/72
    • G03F7/027G03F7/105Y10S430/127Y10S430/165
    • A novel light-sensitive heat-sensitive composition is disclosed, comprising a photohardenable composition, a dye which discolors upon reacting with a base, and a base precursor. A novel light-sensitive heat-sensitive recording material is also disclosed, comprising a support having provided thereon the above described light-sensitive heat-sensitive composition. In a preferred embodiment, the dye is a spectral sensitizing dye for the photohardenable composition. Furthermore, a novel image formation process is disclosed, comprising the steps of: (a) imagewise exposing the light-sensitive heat-sensitive recording material to light to cure the exposed portions of the recording material; and (b) uniformly heating the imagewise exposed recording material to discolor the dye in the unexposed portions thereof. A second image formation process is disclosed, comprising the steps of: (a) imagewise heating the light-sensitive heat-sensitive recording material to discolor the dye in the heated portions of the recording material; and (b) uniformly exposing the imagewise heated recording material to light to cure the unheated portions thereof.
    • 公开了一种新颖的感光热敏组合物,其包含可光硬化组合物,与碱反应后变色的染料和碱前体。 还公开了一种新颖的感光热敏记录材料,其包括其上设置有上述光敏热敏组合物的载体。 在优选的实施方案中,染料是可光硬化组合物的光谱增感染料。 此外,公开了一种新颖的图像形成方法,包括以下步骤:(a)将感光热敏记录材料成像曝光以固化记录材料的暴露部分; 和(b)均匀地加热图像曝光的记录材料以使其未曝光部分中的染料变色。 公开了第二种图像形成方法,包括以下步骤:(a)对感光热敏记录材料进行成像加热以使记录材料的加热部分中的染料变色; 和(b)使图像加热的记录材料均匀地曝光以固化其未加热的部分。
    • 8. 发明授权
    • Diazo heat-sensitive recording material
    • 重氮热敏记录材料
    • US5543260A
    • 1996-08-06
    • US337470
    • 1994-11-08
    • Keiichi TateishiSadao IshigeHiroshi Kamikawa
    • Keiichi TateishiSadao IshigeHiroshi Kamikawa
    • B41M5/323G03C1/00G03C1/52G03F7/021G03C1/58
    • G03C1/002G03C1/52
    • A diazo heat-sensitive recording material containing a support having provided thereon a recording layer containing a diazo compound, a coupler, and an organic base, wherein the diazo compound is a compound represented by formula (I): ##STR1## wherein R.sub.1 represents --C(Z.sub.1)(Z.sub.2)--CH.sub.2 --A, --CH.sub.2 --C(Z.sub.1)(Z.sub.2)--A or --{C(Z.sub.1)(Z.sub.2)}.sub.m --A,wherein Z.sub.1 represents an alkyl group, an aralkyl group or an aryl group; Z.sub.2 represents a hydrogen atom, an alkyl group, an aralkyl group or an aryl group; A represents a halogen atom, an acyl group, a cyano group, or a group containing at least one oxygen, nitrogen, phosphorus or sulfur atom through which A is bonded to --CH.sub.2 -- or Z.sub.2 ; and m represents an integer of 1 to 5;R.sub.2 and R.sub.3, which may be the same or different, each represent an alkyl group, an aralkyl group or an aryl group; R.sub.1 and R.sub.2 may be connected together via A to form a ring; and X represents an acid anion,and the coupler is a compound having at least 20 carbon atoms in total, represented by formula (II): ##STR2## wherein Y.sub.1 and Y.sub.2, which may be the same or different, each represent a hydrogen atom, an alkyl group, an aralkyl group, or an aryl group. The diazo heat-sensitive recording material of the present invention exhibits excellent raw stock aging stability before recording and excellent image stability, especially light fastness, after recording.
    • 一种重氮热敏记录材料,其含有在其上设置有含有重氮化合物,成色剂和有机碱的记录层的载体,其中重氮化合物是由式(I)表示的化合物:其中 R1表示-C(Z1)(Z2)-CH2-A,-CH2-C(Z1)(Z2)-A或 - {C(Z1)(Z2)} mA,其中Z1表示烷基, 或芳基; Z2表示氢原子,烷基,芳烷基或芳基; A表示卤素原子,酰基,氰基或含有至少一个氧,氮,磷或硫原子的基团,A与-CH 2 - 或Z 2键合; m表示1〜5的整数, R 2和R 3可以相同或不同,各自表示烷基,芳烷基或芳基; R1和R2可以通过A连接在一起形成环; 并且X表示酸性阴离子,并且成色剂是由式(II)表示的总共具有至少20个碳原子的化合物:其中Y 1和Y 2可以相同或不同,各自表示 氢原子,烷基,芳烷基或芳基。 本发明的重氮热敏记录材料在记录之前表现出优异的原料老化稳定性,并且在记录之后具有优异的图像稳定性,特别是耐光性。
    • 9. 发明授权
    • Black color heat-sensitive diazo microcapsule recording material with
benzoylacetic amide coupler
    • 黑色热敏重氮微胶囊记录材料与苯甲酰乙酰胺偶合剂
    • US4842979A
    • 1989-06-27
    • US129350
    • 1987-11-30
    • Sadao IshigeToshimasa UsamiHiroshi KamikawaToshiharu Tanaka
    • Sadao IshigeToshimasa UsamiHiroshi KamikawaToshiharu Tanaka
    • B41M5/323B41M5/28B41M5/30B41M5/337C07C235/80G03C1/00G03C1/58G03C1/60G03C1/61G03C5/18G03C7/36
    • B41M5/3375C07C235/80G03C1/002G03C1/58G03C5/18G03C7/362
    • A heat-sensitive recording material comprising a support having provided thereon a heat-sensitive layer containing microcapsules containing at least one diazonium salt capable of azo-coupling with 2-hydroxy-3-naphthoic acid anilide to develop a blue color, a 2-hydroxy-3-naphthoic acid amide derivative, a benzoylacetic amide derivative represented by the following formula and a basic substance: ##STR1## wherein X represents a hydrogen atom, a halogen atom, a lower alkyl group or an alkoxy, aralkyloxy, phenoxy or acylamino group having up to 18 carbon atoms; Y represents an alkyl or aralkyl group having from 7 to 18 carbon atoms, an alkoxy, aralkyloxy, phenoxy, naphthyloxy, alkylthio, aralkylthio or phenylthio group having from 6 to 18 carbon atoms, a naphthylthio group, a sulfonyloxy group, a sulfamoyl gorup, a ureido group, a thioureido group or an acylamino group; X' and Y' each represents a hydrogen atom, a halogen atom, a lower alkyl group or a lower alkoxy group; and Y and Y' may combine to form a substituted or unsubstituted benzene ring. The material has excellent preservability before heat recording, provides a high color density upon heat recording, and develops a black color fixable with light.
    • 一种热敏记录材料,其包括在其上设置有包含含有至少一种能够与2-羟基-3-萘甲酸苯胺偶氮偶联的重氮盐以形成蓝色的微胶囊的热敏层的载体,2-羟基 -3-萘甲酸酰胺衍生物,下式表示的苯甲酰基乙酰胺衍生物和碱性物质:其中X表示氢原子,卤素原子,低级烷基或烷氧基,芳烷氧基,苯氧基或酰氨基 具有多达18个碳原子; Y表示碳原子数为7〜18的烷基或芳烷基,碳原子数6〜18的烷氧基,芳烷氧基,苯氧基,萘氧基,烷硫基,芳烷硫基或苯硫基,萘硫基,磺酰氧基,氨磺酰基, 脲基,硫脲基或酰氨基; X'和Y'各自表示氢原子,卤素原子,低级烷基或低级烷氧基; 并且Y和Y'可以结合形成取代或未取代的苯环。 该材料在热记录之前具有优异的保存性,在加热记录时提供高的色彩密度,并且可以发展出可用光固定的黑色。
    • 10. 发明授权
    • Print-out compositions
    • 印刷组合物
    • US4598036A
    • 1986-07-01
    • US649002
    • 1984-09-10
    • Masayuki IwasakiMinoru MaedaFumiaki ShinozakiSadao Ishige
    • Masayuki IwasakiMinoru MaedaFumiaki ShinozakiSadao Ishige
    • G03C1/675G03C1/73G03F7/105G03C1/52G03C1/68
    • G03F7/105G03C1/732
    • A print-out composition containing a leuco dye and a photooxidizing agent is described, said print-out composition containing at least one carbazomethane compound represented by formula (I) as the leuco dye ##STR1## wherein Y represents an amino group-substituted phenyl group represented by formula (Ia) ##STR2## or an indolyl group represented by formula (Ib) ##STR3## wherein X.sub.1 and X.sub.2 each represents a hydrogen atom, an unsubstituted alkyl group, or an alkyl group substituted by a halogen atom, a hydroxy group, a cyano group, or a lower alkoxy group, said alkyl group having up to 12 carbon atoms, a cycloalkyl group, a phenyl group, a benzyl group, or a phenyl or benzyl group substituted by a halogen atom, a lower alkyl group, or a lower alkoxy group, or said X.sub.1 and X.sub.2 together may form a 5-membered or 6-membered heterocyclic group together with the nitrogen atom bonded thereto; X.sub.3 represents a hydrogen atom, a halogen atom, a nitro group, a lower alkyl group, or a lower alkoxy group; R.sub.1 and Z.sub.1 each represents a hydrogen atom, an unsubstituted alkyl group or an alkyl group substituted by a halogen atom having up to 12 carbon atoms, a hydroxy group, a cyano group, or a lower alkoxy group, an alkenyl group having up to 12 carbon atoms, an acyl group having from 1 to 12 carbon atoms, a phenyl group, a benzyl group, or a phenyl or benzyl group substituted by a member selected from the group consisting of a halogen atom, a lower alkyl group, a lower alkoxy group, and a nitro group; Z.sub.2 represents a hydrogen atom, a lower alkyl group, or a phenyl group; and rings A, B, and D each may be further substituted by a cyano group, a nitro group, a halogen atom, a lower alkyl group, a lower alkoxy group, or a lower alkylcarbonyl group.
    • 描述了含有无色染料和光氧化剂的印刷组合物,所述印刷组合物含有至少一种由式(I)表示的咔唑甲烷化合物作为无色染料(I),其中Y表示氨基 - (Ia)表示的取代苯基或由式(Ib)表示的吲哚基(Ib)其中X1和X2各自表示氢原子,未取代的烷基或烷基 被卤素原子,羟基,氰基或低级烷氧基取代,所述烷基具有至多12个碳原子,环烷基,苯基,苄基或苯基或苄基被 卤素原子,低级烷基或低级烷氧基,或者所述X1和X2一起可以与键合的氮原子一起形成5元或6元杂环基; X3表示氢原子,卤素原子,硝基,低级烷基或低级烷氧基; R1和Z1各自表示氢原子,未取代的烷基或被具有至多12个碳原子的卤素原子,羟基,氰基或低级烷氧基取代的烷基,具有至多12个 碳原子,具有1至12个碳原子的酰基,苯基,苄基或被选自以下的成员所取代的苯基或苄基:卤原子,低级烷基,低级烷氧基 组和硝基; Z2表示氢原子,低级烷基或苯基; 环A,B和D各自可以进一步被氰基,硝基,卤素原子,低级烷基,低级烷氧基或低级烷基羰基取代。