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    • 3. 发明申请
    • SQUARYLIUM COMPOUND, METHOD FOR PRODUCING THE SAME AND INFRARED ABSORBENT
    • SQUARYLIUM化合物,其制备方法和红外吸收剂
    • US20110245538A1
    • 2011-10-06
    • US13072176
    • 2011-03-25
    • Shunya KATOYoshihiro Jimbo
    • Shunya KATOYoshihiro Jimbo
    • C07F5/05
    • C07F5/02
    • Provide is a compound having absorbability in an infrared region, excellent invisibility and robustness. The compound is a squarylium compound represented Formula (1): wherein, R1 and R2 represent an alkyl group, cycloalkyl group, aryl group, or heteroaryl group, which may be substituted by a substituent; R3 and R4 represent a hydrogen atom or alkyl group; X1 and X2 represent an oxygen atom or —NR5—, in which R5 represents a hydrogen atom or alkyl group; Y1, Y2, Y3 and Y4 represent a halogen atom, alkyl group, cycloalkyl group, aryl group, heteroaryl group, arylcarbonyloxy group, or alkylcarbonyloxy group; a plurality of Y1's, Y2's, Y3's, or Y4's may be bonded to form a ring structure, respectively; Y1 and Y2, or Y3 and Y4 may be bonded to form a ring structure; n1 and n4 represent an integer of 0 to 3; and n2 and n3 represent an integer of 0 to 2.
    • 提供一种在红外区域具有吸收性,优异的不可见性和鲁棒性的化合物。 化合物是式(1)表示的方酸化合物:其中,R 1和R 2表示可被取代基取代的烷基,环烷基,芳基或杂芳基; R3和R4表示氢原子或烷基; X 1和X 2表示氧原子或-NR 5 - ,其中R 5表示氢原子或烷基; Y1,Y2,Y3和Y4表示卤素原子,烷基,环烷基,芳基,杂芳基,芳基羰基氧基或烷基羰基氧基; 可以分别连接多个Y1,Y2,Y3或Y4以形成环结构; Y1和Y2,或Y3和Y4可以键合形成环结构; n1和n4表示0〜3的整数, n2和n3表示0〜2的整数。
    • 6. 发明授权
    • Diazo compound and heat-sensitive recording material
    • 重氮化合物和热敏记录材料
    • US06348433B1
    • 2002-02-19
    • US09443296
    • 1999-11-19
    • Yoshihiro JimboKimi Ikeda
    • Yoshihiro JimboKimi Ikeda
    • B41M526
    • G03C1/54B41M5/287B41M5/323B41M5/3333B41M5/42B41M2205/04B41M2205/40G03C1/002
    • The present invention discloses a diazo compound represented by any one of the following general formulas (I) to (III). Also, the present invention discloses a heat-sensitive recording material including a substrate and a heat-sensitive layer provided on the substrate, the heat-sensitive recording layer including a diazo compound which is represented by any one of the following general formulas (I) to (III), and a coupler to react with the diazo compound to color the same. According to the present invention, there is provided a diazo compound having a high density of color-developing and good storability, and a heat-sensitive recording material using the diazo compound which has excellent color-developing property, light-resistance property, and storage stability before use.
    • 本发明公开了由以下通式(I)至(III)中的任一个表示的重氮化合物。 此外,本发明公开了一种热敏记录材料,其包括设置在基板上的基板和热敏层,所述热敏记录层包括由以下通式(I)中的任一个表示的重氮化合物, 至(III),以及与重氮化合物反应以使其着色的成色剂。 根据本发明,提供了具有高显色密度和良好储存性的重氮化合物和使用重氮化合物的热敏记录材料,其具有优异的显色性,耐光性和储存性 使用前的稳定性。
    • 7. 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。
    • 9. 发明授权
    • Method and equipment for processing gray scale facsimile signal
    • 处理灰度传真信号的方法和设备
    • US4409623A
    • 1983-10-11
    • US342548
    • 1982-01-25
    • Makoto KobayashiTetsuji YamamotoYoshihiro Jimbo
    • Makoto KobayashiTetsuji YamamotoYoshihiro Jimbo
    • H04N1/41H04N7/12
    • H04N1/4105
    • A gray scale facsimile signal is divided into a plurality of block signals, each composed of a plurality of picture element signals. For each block signal are obtained binary space information indicating whether the level of each picture element signal is higher or lower than a threshold value, mean gradation information of the picture element signals having the levels above the threshold value and mean gradation information of the picture element signals having levels below the threshold value. When the difference between the two pieces of mean gradation information representing the gradation of the block signal is smaller than a predetermined value and/or when the number of picture element signals of the levels either higher or lower the threshold value is smaller than a predetermined value, the block signal is represented by one of the two pieces of gradation information and the entire space information of the block signal is set to one value of the binary space information. The space information thus obtained is coded in the same manner as conventional binary facsimile signals and the gradation information is coded in accordance with the run length of successive blocks of the same gradation information. The coded data of the space information and the coded data of the gradation information are combined and delivered out.
    • 灰度传真信号被分成多个块信号,每个块信号由多个像素信号组成。 对于每个块信号,获得指示每个像素信号的电平是高于还是低于阈值的二进制空间信息,具有高于阈值的像素信号的平均灰度信息和像素的平均灰度信息 信号的电平低于阈值。 当表示块信号的灰度的两个平均灰度信息之间的差小于预定值时,和/或当阈值的上限或更小的像素信号的数量小于预定值时 ,块信号由两个灰度信息中的一个表示,并且块信号的整个空间信息被设置为二进制空间信息的一个值。 这样获得的空间信息以与传统的二进制传真信号相同的方式编码,并且根据相同灰度信息的连续块的游程长度对灰度信息进行编码。 空间信息的编码数据和灰度信息的编码数据被组合并传送出去。