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    • 101. 发明授权
    • Optical information recording medium
    • 光信息记录介质
    • US4968593A
    • 1990-11-06
    • US161474
    • 1988-02-26
    • Yoshio InagakiKeiichi AdachiYoshihiro JimboMasao Yabe
    • Yoshio InagakiKeiichi AdachiYoshihiro JimboMasao Yabe
    • G11B7/246G11B7/247G11B7/249
    • G11B7/249G11B7/247G11B2007/24612G11B7/245G11B7/246G11B7/2472G11B7/2478G11B7/2495G11B7/2534Y10S430/146
    • The present invention is directed to an optical information recording medium for carrying out recording, readout and erasing with laser beams which comprises a support having carried thereon at least one of the compounds represented by the following general formulae (I), (II), (III) and (IV): ##STR1## wherein X and X' each represents an atomic group necessary for forming a carbon ring or an atomic group necessary for forming a specific heterocyclic ring; L.sup.1 mainly represents a methine group, or a group formed by linking 3 or 5 methine groups in turn to form conjugated double bonds; and Q and Q' each represents an atomic group whereby a conjugated double bond chain is completed; ##STR2## wherein L.sup.1 and Q are as defined in general formula (I); Z represents an atomic group necessary for forming a carbon ring or heterocyclic ring; R.sup.1 to R.sup.3 and E represent various substituents; and M represents an ion, etc.; ##STR3## in the above general formulae (III) and (IV), A represents an atomic group necessary for forming a pyridine, pyrimidine, pyrazine or triazine ring; and L.sup.2 represents a methine group, or a group formed by linking 3 or 5 methine groups in turn to form conjugated double bonds.Optical information recording media of the invention each have a high C/N and thus adequate recording characteristics, and have a high stability with respect to long-term preservation or long-time reading.These effects may further be enhanced by using a singlet oxygen quencher.
    • 本发明涉及一种用于利用激光束进行记录,读出和擦除的光学信息记录介质,该光学信息记录介质包括载体上的至少一种由以下通式(I),(II),(II)表示的化合物 III)和(IV):其中X和X'各自表示形成特定杂环所需的形成碳环或原子团所需的原子团的通式(I) L1主要代表次甲基或依次连接3或5个次甲基形成共轭双键形成的基团; Q和Q'分别表示共轭双键链完成的原子团; 通式(II)其中L1和Q如通式(I)所定义; Z表示形成碳环或杂环所必需的原子团; R1至R3和E表示各种取代基; M表示离子等。 通式(III)上述通式(III)和(IV)中的通式(IV)中,A表示形成吡啶,嘧啶,吡嗪或三嗪环所必需的原子团; L2表示次甲基,或者依次连接3或5个次甲基形成共轭双键形成的基团。 本发明的光信息记录介质各自具有高C / N,因此具有足够的记录特性,并且在长期保存或长时间读取方面具有高稳定性。 通过使用单线态氧猝灭剂可以进一步提高这些效果。
    • 103. 发明授权
    • Silver halide photographic light-sensitive material
    • 卤化银照相感光材料
    • US4610954A
    • 1986-09-09
    • US669297
    • 1984-11-08
    • Masaaki TorigoeYoshio InagakiTadao Shishido
    • Masaaki TorigoeYoshio InagakiTadao Shishido
    • C07D233/84C07D257/04G03C1/34
    • C07D257/04C07D233/84G03C1/346
    • A silver halide photographic light-sensitive material for obtaining a silver image comprising a water-impermeable support having at least one silver halide emulsion layer, and containing in association with the emulsion layer a compound selected from the group consisting of: (a) a compound represented by the following general formula (I): ##STR1## (b) a compound represented by the following general formula (II): ##STR2## and (c) a combination of a compound represented by the following general formula (III) and a compound represented by the following general formula (IV): ##STR3## (all the symbols are as defined in the appended claims), and a method of forming silver images using the above-defined silver halide photographic light-sensitive material, are disclosed.
    • 一种用于获得银图像的卤化银照相感光材料,其包含具有至少一个卤化银乳剂层的不透水性载体,并且与所述乳剂层相关联地含有选自以下的化合物:(a)化合物 (I)表示的化合物:(I)(b)由以下通式(II)表示的化合物:(I)和(c)由以下通式(I)表示的化合物的组合: 通式(III)表示的化合物和下述通式(IV)表示的化合物:(IMA)(III)(IV)(所有符号如所附权利要求书所限定) 使用上述卤化银照相感光材料。
    • 107. 发明授权
    • o-Aminophenol compounds
    • 邻氨基苯酚化合物
    • US4310693A
    • 1982-01-12
    • US170234
    • 1980-07-18
    • Shinsaku FujitaKoichi KoyamaYoshio Inagaki
    • Shinsaku FujitaKoichi KoyamaYoshio Inagaki
    • C07D263/56G03C7/305C07C149/42C07C87/60C07C91/40C07C103/22C07C103/26C07C103/29C07C103/34C07C103/87
    • C07D263/56G03C7/30547
    • o-Aminophenol derivatives are described represented by the formula (I) ##STR1## wherein R represents --NH.sub.2 or --NH--CO--R.sup.6 ; R.sup.1 and R.sup.2 which may be the same or different, each can represent an alkyl group or an aromatic group, or R.sup.1 and R.sup.2 together can form a ring; or R.sup.1, R.sup.2 and R.sup.3 together can form a ring ; R.sup.3 represents hydrogen, an alkyl group or an aromatic group; R.sup.4 can represent an alkyl group or an aromatic group; R.sup.5 can represent an alkyl group, an alkoxy group, an alkylthio group, an arylthio group, a halogen atom or an acylamino group; and n is 0, 1 or 2; R.sup.6 represents an alkyl group or an aromatic group; and R.sup.4 and R.sup.5 together can form a heterocyclic ring, R.sup.1 and R.sup.4 together can form a heterocyclic ring, or R.sup.1 and R.sup.5 together can form a ring; and R.sup.1, R.sup.2, R.sup.3, R.sup.4, and R.sup.5.sub.n have a total of 7 or more carbon atoms.
    • 描述了由式(I)表示的邻氨基苯酚衍生物:其中R表示-NH 2或-NH-CO-R 6; 可以相同或不同的R 1和R 2各自可以表示烷基或芳基,或者R 1和R 2可以一起形成环; 或R 1,R 2和R 3一起可以形成环; R3表示氢,烷基或芳基; R4可以表示烷基或芳基; R5可以表示烷基,烷氧基,烷硫基,芳硫基,卤原子或酰氨基; 且n为0,1或2; R6表示烷基或芳基; 并且R4和R5一起可以形成杂环,R 1和R 4一起可以形成杂环,或者R 1和R 5一起可以形成环; 并且R1,R2,R3,R4和R5n具有总共7个或更多个碳原子。
    • 108. 发明授权
    • Oxo-titanylphthalocyanine crystal, method for producing the same and electrophotographic photoreceptor
    • 氧化钛氧基酞菁晶体,其制造方法和电子照相感光体
    • US08686133B2
    • 2014-04-01
    • US13546077
    • 2012-07-11
    • Daisuke KuboshimaJun AzumaYoshio InagakiJunichiro OtsuboKeiji Maruo
    • Daisuke KuboshimaJun AzumaYoshio InagakiJunichiro OtsuboKeiji Maruo
    • C09B47/067
    • C09B67/0026C09B67/0016G03G5/0696
    • The invention provides an oxo-titanylphthalocyanine crystal which is stable, is superior in dispersibility in a photoreceptive layer and efficiently contributes to improvements in sensitivity and charge retention rate of an electrophotographic photoreceptor when it is used as a charge generating agent, a method for producing the oxo-titanylphthalocyanine crystal, and an electrophotographic photoreceptor. The oxo-titanylphthalocyanine crystal has predetermined optical characteristics and thermal properties and is produced by a production method including the following steps (a) to (d): (a) a step of dissolving a crude oxo-titanylphthalocyanine crystal in an acid to obtain an oxo-titanylphthalocyanine solution; (b) a step of adding the oxo-titanylphthalocyanine solution dropwise in a poor solvent to obtain a wet cake; (c) a step of washing the wet cake with an alcohol having 1 to 4 carbon atoms; and (d) a step of stirring the washed wet cake under heating in a nonaqueous solvent to obtain an oxo-titanylphthalocyanine crystal.
    • 本发明提供了一种稳定的氧代 - 钛氧基酞菁晶体,其在感光层中的分散性优异,并且有效地提高了当用作电荷产生剂时电子照相感光体的灵敏度和电荷保持率的提高, 氧代 - 钛氧基酞菁晶体和电子照相感光体。 氧代 - 钛氧基酞菁晶体具有预定的光学特性和热性质,并且通过包括以下步骤(a)至(d)的制备方法制备:(a)将粗的氧代 - 氧代 - 酞菁结晶溶解在酸中以获得 氧代 - 钛氧基酞菁溶液; (b)将氧代 - 钛氧基酞菁溶液滴加到不良溶剂中以获得湿滤饼的步骤; (c)用具有1至4个碳原子的醇洗涤湿滤饼的步骤; 和(d)在非水溶剂中加热下搅拌洗涤的湿滤饼以获得氧代 - 氧化钛酞菁晶体的步骤。