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    • 72. 发明授权
    • Leuco dyes and recording material employing the same
    • 白癜风和记录材料使用
    • US5084593A
    • 1992-01-28
    • US627583
    • 1990-12-14
    • Hiroshi GotohShigeru KusakataIsao Shiojima
    • Hiroshi GotohShigeru KusakataIsao Shiojima
    • B41M5/136B41M5/155B41M5/323B41M5/333
    • B41M5/323B41M5/136B41M5/155B41M5/3335
    • Leuco dyes of the formula (I) are disclosed, ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 each represent an alkyl group having 1 to 10 carbon atoms; X represents hydrogen, an alkyl group having 1 to 10 carbon atoms, an alkoxy group having 1 to 10 carbon atoms or a halogen; and Y represents R.sub.5 --Z--SO.sub.2 NH--, R.sub.6 --Z--CONH--, or ##STR2## in which Z represents ##STR3## R.sub.5 and R.sub.6 each represent hydrogen, an alkyl group having 1 to 10 carbon atoms, or a halogen; and R.sub.7 and R.sub.8 each represent hydrogen, a cyano group, or --COR.sub.9, in which R.sub.9 represents a lower alkyl group, a lower alkoxyl group, a phenyl group which may be substituted by an alkyl group having 1 to 4 carbon atoms, an alkoxyl group having 1 to 4 carbon atoms, or a halogen; a naphthyl group which may be substituted by an alkyl group having 1 to 4 carbon atoms, an alkoxyl group having 1 to 4 carbon atoms or a halogen with the proviso that R.sub.7 and R.sub.8 are not both hydrogen. Further a recording material comprising any of the above-mentioned leuco dyes and a particular phenolic compound as a color developer capable of inducing color formation in the leuco dye is disclosed.
    • 公开了式(I)的无色染料,其中R 1,R 2,R 3和R 4各自表示具有1至10个碳原子的烷基; X表示氢,碳原子数1〜10的烷基,碳原子数1〜10的烷氧基或卤素; 并且Y表示R5-Z-SO2NH-,R6-Z-CONH-或其中Z表示R5和R6各自表示氢,具有1-10个碳原子的烷基或卤素的 并且R 7和R 8各自表示氢,氰基或-COR 9,其中R 9表示低级烷基,低级烷氧基,可被碳原子数1〜4的烷基取代的苯基,烷氧基 具有1至4个碳原子的基团,或卤素; 可以被碳原子数1〜4的烷基取代的萘基,碳原子数1〜4的烷氧基或卤素,条件是R 7和R 8不都是氢。 还公开了一种记录材料,其包含任何上述无色染料和特定的酚类化合物作为能够诱导无色染料形成颜色的彩色显影剂。
    • 73. 发明授权
    • Leuco dyes and recording material employing the same
    • 无色染料和采用其的记录材料
    • US4939117A
    • 1990-07-03
    • US291675
    • 1988-12-29
    • Shigeru KusakataHiroshi GotohIsao Shiojima
    • Shigeru KusakataHiroshi GotohIsao Shiojima
    • B41M5/323
    • B41M5/323
    • A leuco dye of the formula (I): ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6, R.sup.7, and R.sup.8 each represent a lower alkyl group; A represents ##STR2## in which R.sup.9 and R.sup.10 each represent hydrogen, provided that both R.sup.9 and R.sup.10 may not be hydrogen, --CN or --COR.sup.14 in which R.sup.14 represents a phenyl group which is unsubstituted or is substituted by an alkyl group having 1 to 4 carbon atoms, an alkoxyl group having 1 to 4 carbon atoms, or a halogen, a naphthyl group which is unsubstituted or is substituted by an alkyl group having 1 to 4 carbon atoms, an alkoxyl group having 1 to 4 carbon atoms or a halogen, or a lower alkoxyl group, ##STR3## in which ##STR4## represents a phenyl group or a naphthyl group, R.sup.11 represents hydrogen, a lower alkyl group, a halogen, an amino group, which is unsubstituted or is substituted by an alkyl group having 1 to 4 carbon atoms, or a nitro group, or ##STR5## in which R.sup.12 represents a lower alkyl group, or ##STR6## in which R.sup.13 represents hydrogen, a lower alkyl group, a halogen, a hydroxyl group, a trifluoromethyl group, a nitro group, an amino group which is unsubstituted or is substituted by an alkyl group having 1 to 4 carbon atoms, or amide group. These dyes absorb in the near-infrared region and yields colored images with a color developer therefor with excellent preservability.
    • 式(I)的无色染料:其中R 1,R 2,R 3,R 4,R 5,R 6,R 7和R 8各自表示低级烷基; A表示,其中R 9和R 10各自表示氢,条件是R 9和R 10可以不是氢,-CN或-COR 14,其中R 14表示未被取代或被具有1至 4个碳原子,具有1至4个碳原子的烷氧基或卤素,未被取代或被具有1至4个碳原子的烷基取代的萘基,具有1至4个碳原子的烷氧基或卤素 ,或低级烷氧基,其中表示苯基或萘基,R11表示氢,低级烷基,卤素,氨基,未取代或被烷基取代的低级烷氧基 具有1至4个碳原子的硝基或硝基,或其中R 12表示低级烷基的“IMAGE”,或其中R 13表示氢,低级烷基,卤素,羟基,三氟甲基 硝基,未取代或被取代的氨基 具有1〜4个碳原子的烷基或酰胺基。 这些染料在近红外区域吸收并产生具有显色剂的彩色图像,具有优异的保存性。
    • 77. 发明授权
    • Angular velocity sensor
    • 角速度传感器
    • US4348900A
    • 1982-09-14
    • US155428
    • 1980-06-02
    • Fumitaka TakahashiHiroshi Gotoh
    • Fumitaka TakahashiHiroshi Gotoh
    • G01C19/00G01P15/08G01P3/26
    • G01P9/00
    • An angular velocity sensor comprising an outer casing, an inner casing forming the sensor body, mounted within the outer casing, and a covering member covering an opening formed in an end of the outer casing. The inner casing includes a hollow cylindrical portion, an end wall provided at one end of the hollow cylindrical portion and formed with a central axial nozzle hole, a gas flow sensor holding portion provided within the hollow cylindrical portion in spaced and concentrical relation to the nozzle hole, and a pump housing portion provided within an opening formed in an end of the inner casing, wherein at least the hollow cylindrical portion, the end wall and the gas flow sensor holding portion are integrally formed of a one-piece structure. The outer casing may have an open end closed in an airtight manner by a hermetically sealing member serving as the covering member and formed with an annular protuberance at a periphery thereof, by means of projection welding. The outer casing, the sensor body and the covering member or hermetically sealing member may be fabricated separately, followed by welding together the outer casing and the covering member after incorporation of the sensor body into the outer casing.
    • 一种角速度传感器,包括外壳,形成传感器主体的内壳,安装在外壳内,以及覆盖件,覆盖形成在外壳的端部的开口。 内壳包括中空圆柱形部分,设置在中空圆柱形部分的一端处并形成有中心轴向喷嘴孔的端壁,气体流量传感器保持部分设置在中空圆柱形部分内,与喷嘴间隔开并且同心度 并且设置在形成于所述内壳的端部的开口内的泵收容部,至少所述中空圆筒部,所述端壁和所述气体流量传感器保持部由一体结构一体形成。 外壳可以具有通过用作覆盖构件的气密密封构件以气密方式封闭的开口端,并且通过突出焊接在其外围形成有环形突起。 外壳,传感器本体和覆盖部件或密封部件可以单独制造,然后在将传感器主体结合到外壳中之后将外壳和覆盖部件焊接在一起。