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    • 77. 发明授权
    • Thermal print head
    • 热敏打印头
    • US4742361A
    • 1988-05-03
    • US827796
    • 1986-02-07
    • Takatoshi IshikawaMasakazu KatoTakehiro TakoshimaYoshimi Kamijyo
    • Takatoshi IshikawaMasakazu KatoTakehiro TakoshimaYoshimi Kamijyo
    • H01C7/00B41J2/335H01C17/12H01L49/02G01D15/10B05D1/36H01C1/012
    • H01L49/02
    • Disclosed is a thermal head in which a heat-generating resistor layer, a power feeding conductor layer, and a protecting film are formed on an electrically insulating substrate, the heat generating resistor layer being constituted by an alloy of tantalum, rare earth metals, and nitrogen.Further disclosed is a method of producing a thermal head comprising the steps of forming a heat-generating resistor layer, a power feeding conductor layer, and a protecting film, on an electrically insulating substrate, the step of forming the heat-generating resistor layer including the step of performing spattering in mixed gases of argon and nitride to form the heat-generating resistor layer made of an alloy of tantalum, a rare earth metal material, and nitrogen, by using a composite target in which small pieces of the rare earth metal materials are disposed on a tantalum target.
    • 公开了一种在电绝缘基板上形成发热电阻层,馈电导体层和保护膜的热敏头,发热电阻层由钽,稀土金属和 氮。 进一步公开了一种制造热敏头的方法,包括在电绝缘基板上形成发热电阻层,馈电导体层和保护膜的步骤,形成发热电阻层的步骤包括 在氩气和氮化物的混合气体中进行溅射以形成由钽,稀土金属材料和氮的合金制成的发热电阻层的步骤,通过使用复合靶,其中将小块稀土金属 材料设置在钽靶上。
    • 78. 发明授权
    • Method for forming image using silver halide color photographic
light-sensitive material
    • US4695530A
    • 1987-09-22
    • US854976
    • 1986-04-23
    • Kotaro NakamuraTakatoshi Ishikawa
    • Kotaro NakamuraTakatoshi Ishikawa
    • G03C7/26G03C7/30G03C7/38G03C7/392G03C7/413G03C7/42G03C5/38G03C5/44G03C7/36
    • G03C7/301G03C7/3924
    • A method for forming an image in a silver halide color photographic light-sensitive material comprising developing an imagewise exposed silver halide color photographic light-sensitive material and then bleach fixing the silver halide color photographic light-sensitive material in a bleach fixing bath, the silver halide photographic color light sensitive material comprising a support having thereon a silver halide emulsion layer containing a yellow coupler, a silver halide emulsion layer containing a magenta coupler and a silver halide emulsion layer containing a cyan layer, wherein the silver halide emulsion layer containing the magneta coupler contains at least one kind of pyrazoloazole type coupler represented by the general formula (I): ##STR1## wherein R.sup.1 represents a hydrogen atom or a substituent; X represents a hydrogen atom or a group capable of being released upon a coupling reaction with an oxidation product of an aromatic primary amine developing agent; Za, Zb and Zc each represents a methine group, a substituted methine group, .dbd.N-- or --NH--, one of the Za-Zb bond and the Zb-Zc bond being a double bond and the other being a single bond; an aromatic ring may be condensed to the Zb-Zc bond; R.sup.1 or X may form a polymer including a dimer or more; and when Za, Zb or Zc is a substituted methine group, the substituted methine group may form a polymer including a dimer or more; a photographic layer of the silver halide color photographic light-sensitive material or a processing solution contains at least 5.8.times.10.sup.-4 mol per mol of silver halide contained in the silver halide color photographic light-sensitive material of at least one compound represented by the formulae (I) or (II): ##STR2## wherein R.sup.2, R.sup.3, R.sup.4 and R.sup.5, which may be the same or different, each represents a hydrogen atom, a hydroxy group, an aliphatic residue, an alkyl group substituted with an aromatic group, an alkyl group substituted with an alkoxy group, an alkyl group substituted with a hydroxy group, a carboxy group or an alkoxy carbonyl group or an aromatic residue; or R.sup.2 and R.sup.3 may be bonded each other to form a 5-membered or 6-membered saturated or unsaturated ring; and a developing agent which is introduced into the bleach-fixing bath is at least 1.0.times.10.sup.-4 mol per mol of a bleaching agent thereof.
    • 79. 发明授权
    • Process for the processing of color photographic silver halide
light-sensitive material
    • 彩色照相卤化银感光材料的加工工艺
    • US4543322A
    • 1985-09-24
    • US595186
    • 1984-03-30
    • Takatoshi IshikawaJunya Nakajima
    • Takatoshi IshikawaJunya Nakajima
    • G03C7/407G03C7/30G03C7/413G03C5/30G03C7/16
    • G03C7/413
    • A process for processing a color photographic silver halide light-sensitive material comprising processing the color photographic silver halide light-sensitive material with a color developer containing at least one compound represented by the general formula (I): ##STR1## wherein X is a hydrogen atom, an alkali metal atom, an ammonium group, an alkyl group, or an aryl group; Y is a substituent on the phenyl group and is a halogen atom, an alkyl group, an alkoxy group, an amino group, a hydroxyl group, a nitro group, a sulfonic acid group or a carboxylic acid group; and n is 0, 1, 2, 3 or 4. Color developers containing the compounds of the general formula (I) have greatly increased stability and thus even after long-term storage, can be used to produce developed materials having superior photographic properties.
    • 一种用于处理彩色照相卤化银感光材料的方法,包括用含有至少一种由通式(I)表示的化合物的显色剂处理彩色照相卤化银感光材料:其中X 是氢原子,碱金属原子,铵基,烷基或芳基; Y是苯基上的取代基,是卤原子,烷基,烷氧基,氨基,羟基,硝基,磺酸基或羧酸基。 含有通式(I)的化合物的显色剂的稳定性大大增加,因此即使在长期保存后,也可用于生产具有优良照相性能的显影材料。
    • 80. 发明授权
    • Silver halide photographic light-sensitive material
    • 卤化银照相感光材料
    • US4473635A
    • 1984-09-25
    • US495873
    • 1983-05-18
    • Takatoshi IshikawaKatsusuke EndoSigeru KuwazimaEiichi KatoNobutaka Ohki
    • Takatoshi IshikawaKatsusuke EndoSigeru KuwazimaEiichi KatoNobutaka Ohki
    • G03C1/42G03C1/43G03C7/26G03C7/30G03C5/24G03C1/02
    • G03C1/43Y10S430/16
    • A silver halide photographic light-sensitive material containing a diffusion resistant coupler, a light-sensitive silver halide and at least one compound represented by the following general formula (I) in the same layer or different layers on a support. ##STR1## Wherein R.sub.1 and R.sub.2, which may be the same or different, each represents a hydrogen atom or an alkyl group having from 1 to 10 carbon atoms, or R.sub.1 and R.sub.2 may be bonded to each other to form a heterocyclic ring together with the nitrogen atom; R.sub.3, R.sub.4, R.sub.5 and R.sub.6, which may be the same or different, each represents a hydrogen atom, a halogen atom, a hydroxy group, an amino group, an alkoxy group, an acylamido group, a sulfonamido group, an alkylsulfonamido group or an alkyl group, or R.sub.1 and R.sub.6 or R.sub.2 and R.sub.3 may be bonded to each other to form a 5-membered or 6-membered ring; X represents HPF.sub.6 or HBF.sub.4 ; and n represents an integer from 1 to 3.The compound represented by the general formula (I) is a precursor of a color developing agent which provides a sufficiently high color density on development and causes less desensitization and little formation of fogs or stains during storage of the photographic light-sensitive material containing thereof. A method of forming a color photographic image using the silver halide photographic light-sensitive material is also disclosed.
    • 一种含有扩散阻抗成色剂,感光卤化银和至少一种由下述通式(I)表示的化合物的卤化银照相感光材料,在载体上的相同层或不同层中。 (I)其中R1和R2可以相同或不同,各自表示氢原子或具有1-10个碳原子的烷基,或者R1和R2可以彼此键合形成杂环基 与氮原子一起环; 可以相同或不同的R 3,R 4,R 5和R 6各自表示氢原子,卤素原子,羟基,氨基,烷氧基,酰基酰氨基,亚磺酰氨基,烷基磺酰氨基或 烷基或R 1和R 6或R 2和R 3可以彼此键合形成5元或6元环; X代表HPF6或HBF4; 并且n表示1至3的整数。由通式(I)表示的化合物是彩色显影剂的前体,其在显影时提供足够高的色密度,并且在储存期间引起较少的脱敏和很少的雾或污渍形成 的摄影感光材料。 还公开了使用卤化银照相感光材料形成彩色照相图像的方法。