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    • 2. 发明授权
    • Lithographic printing plate
    • 平版印刷版
    • US5437957A
    • 1995-08-01
    • US191498
    • 1994-02-04
    • Motozo YamanoKozo HainoAkio YoshidaHidetoshi Miura
    • Motozo YamanoKozo HainoAkio YoshidaHidetoshi Miura
    • G03F7/07G03C3/00
    • G03F7/07
    • Disclosed is a lithographic printing plate material comprising a support and, provided thereon, at least a silver halide emulsion layer and a physical development nuclei layer wherein the physical development nuclei layer and/or a layer contiguous thereto contains at least one of water-soluble polymers represented by the following formula (I) or at least one of water-soluble polymers represented by the following formula (II): ##STR1## wherein R.sub.1 represents H or an alkyl group, R.sub.2 represents H or an alkali metal atom, n is 1-100 mol %, m is 0-50 mol % and l is 0-5 mol %, ##STR2## wherein R.sub.3 and R.sub.4 each represent a hydrogen atom or a lower alkyl group and A represents a residue of an ethylenically unsaturated monomer, l is 99.9-40 mol %, m is 0.1-10 mol % and n is 0-50 mol %. The polymer of the formula (I) may be used in combination with a water-soluble polysaccharide.
    • 公开了一种平版印刷版材料,其包含载体,并且在其上提供至少一个卤化银乳剂层和物理显影核层,其中该物理显影核层和/或其邻接层包含至少一种水溶性聚合物 由下式(I)表示的至少一种或由下式(II)表示的水溶性聚合物中的至少一种:其中R 1表示H或烷基,R 2表示H或碱金属原子, n为1-100mol%,m为0-50mol%,l为0-5mol%,其中R3和R4各自表示氢原子或低级烷基,A表示 烯键式不饱和单体,l为99.9-40摩尔%,m为0.1-10摩尔%,n为0-50摩尔%。 式(I)的聚合物可以与水溶性多糖组合使用。
    • 3. 发明授权
    • Electrophotographic photoreceptor containing a trisazo compound
    • 含有三偶氮化合物的电子照相感光体
    • US4687721A
    • 1987-08-18
    • US905450
    • 1986-09-10
    • Kazuhiro EmotoAkira ItohKozo Haino
    • Kazuhiro EmotoAkira ItohKozo Haino
    • C09B35/023C09B35/378G03G5/06G03G5/14
    • G03G5/0681C09B35/023C09B35/378G03G5/0688
    • There is disclosed an electrophotographic photoreceptor comprising an electroconductive support and, provided thereon, a photosensitive layer containing (A) a trisazo pigment formed by the reaction between a coupler component represented by the following general formula (I) and a diazonium salt represented by the following general formula (II) or (B) a bisazo pigment represented by the following general formula (III): ##STR1## wherein Z is a substituted or unsubstituted hydrocarbon ring or a group of atoms necessary to complete a substituted or unsubstituted hetero ring, R is oxygen, sulfur, or --NR'--, Y is a chain hydrocarbon necessary to complete a 5- or 6-membered ring, and R' is hydrogen or an alkyl, benzyl, or aryl group which may have a substituent; ##STR2## wherein A is a trivalent moiety whose carbon atom is bonded to nitrogen atom forming azo group and X.crclbar. is an anionic functional group; ##STR3## wherein A is a divalent moiety whose carbon atom is bonded to nitrogen atom forming azo group, R's which may be the same or different are each hydrogen, methyl, ethyl, nitro, or halogen, R' is hydrogen or halogen, X is --O--, --S--, or --NH--, and a is an integer of 1 or 2.
    • 公开了一种电子照相感光体,其包含导电性支持体,并且在其上设置感光层,感光层含有(A)由下述通式(I)表示的成色剂成分与下述通式(I)表示的重氮盐之间的反应形成的三偶氮颜料 通式(II)或(B)由以下通式(III)表示的双偶氮颜料:其中Z是取代或未取代的烃环或完成取代或未取代杂原子所必需的原子团 环,R是氧,硫或-NR'-,Y是完成5-或6-元环所必需的链烃,R'是氢或可具有取代基的烷基,苄基或芳基 ; (II)其中A是其碳原子与形成氮原子的氮原子键合的三价部分,X( - )是阴离子官能团; 其中A是碳原子与形成氮原子的氮原子连接的二价部分,R可相同或不同,分别为氢,甲基,乙基,硝基或卤素,R' 是氢或卤素,X是-O - , - S-或-NH-,a是1或2的整数。
    • 4. 发明授权
    • Bisazo electrophotographic sensitive materials with --CF.sub.3 group
    • US4631242A
    • 1986-12-23
    • US772878
    • 1985-09-05
    • Kazuhiro EmotoKozo HainoAkira Itoh
    • Kazuhiro EmotoKozo HainoAkira Itoh
    • G03G5/06G03G5/14
    • G03G5/0681G03G5/0679
    • An electrophotographic material comprises a conductive support and a light-sensitive layer containing at least one of the azo compound of the formulas [I]-[III]: formula [I]:Cp.sub.1 --N.dbd.N--A--N.dbd.N--Cp.sub.2 A represents a divalent residue which bonds through C atoms to N atoms which constitute azo and Cp.sub.1 is a group of by the formula: ##STR1## Z represents a substituted or unsubstituted carbocyclic aromatic ring, a substituted or unsubstituted heterocyclic aromatic ring or a unsaturated monocyclic hydrocarbon ring and R represents an aryl group containing one or two CF.sub.3 groups and Cp.sub.2 is a coupler residue different from said Cp.sub.1 and is selected from following formulas (a)-(f): ##STR2## Z.sup.1 and Z.sup.2 represent a substituted or unsubstituted aromatic hydrocarbon ring or substituted or unsubstituted hetero ring, R.sup.1 and R.sup.2 represent substituted or unsubstituted alkyl, aralkyl, aryl or hetero ring group, R.sup.3 represents an alkyl or carboxyl group or an ester thereof, R.sup.4 and R.sup.6 represent substituted or unsubstituted aryl or hetero ring group and R.sup.5 represents H, a substituted or unsubstituted alkyl, aralkyl, aryl or hetero ring group and Y.sup.1 and Y.sup.2 represent --NR.sup.7 R.sup.8, --OR.sup.9, --NHN.dbd.CH--R.sup.10 or --NHNR.sup.11 R.sup.12 wherein R.sup.7, R.sup.8, R.sup.9, R.sup.11 and R.sup.12 represent H, substituted or unsubstituted alkyl, aralkyl, aryl or hetero ring group and R.sup.10 represents a substituted or unsubstituted aryl or hetero ring group. formula (II): ##STR3## X represents H, a halogen atom, a lower alkyl group, methoxy group or nitro group and Y represents an aromatic ring or hetero ring which may be substituted. formula (III): ##STR4## A represents a divalent residue which bonds through C atoms to N atoms which constitute azo and Z represents a substituted or unsubstituted carbocyclic aromatic ring, a substituted or unsubstituted heterocyclic aromatic ring or unsaturated monocyclic hydrocarbon ring.
    • 7. 发明授权
    • Heat-sensitive recording sheets
    • 热敏记录纸
    • US4020232A
    • 1977-04-26
    • US577594
    • 1975-05-14
    • Isao KohmuraKiyoshi FutakiKozo Haino
    • Isao KohmuraKiyoshi FutakiKozo Haino
    • B41M5/34B41M5/18
    • B41M5/34Y10S428/913Y10S428/914
    • This invention discloses a heat-sensitive recording sheet which comprises a support and, coated thereon, a heat-sensitive composition containing an organic base and at least one acylated lactone or sultone type acidic leuco dye capable of forming a color by reaction with said organic base at an elevated temperature. The invention further discloses as one embodiment a multicolor heat-sensitive recording sheet prepared by adding to the above-mentioned chromogenic system a chromogenic system comprising a normally solid phenolic substance and at least one basic chromogenic substance capable of forming a color by reaction with said phenolic substance at an elevated temperature. Preferable examples of the above-mentioned leuco dye are acrylated xanthene lactone type leuco dyes.
    • 本发明公开了一种热敏记录片材,其包含载体,并在其上涂覆含有有机碱和至少一种能与所述有机碱反应形成颜色的酰化内酯或磺内酮型酸性无色染料的热敏性组合物 在高温下。 本发明还公开了作为一个实施方案的多色热敏记录片材,其通过向上述显色系统中加入包含通常固体酚物质的显色系统和能够通过与所述酚类反应形成颜色的至少一种碱性显色物质 物质在升高的温度。 上述无色染料的优选实例是丙烯酸酯化呫吨内酯型无色染料。