摘要:
A silver salt-containing layer containing a silver salt and provided on a support is exposed and developed to form a metal silver portion and a light-transmitting portion, and then the metal silver portion is further subjected to physical development and/or plating to form a conductive metal portion consisting of the metal silver portion carrying conductive metal particles. A method for producing a light-transmitting electromagnetic wave-shielding film which enables production of an electromagnetic wave-shielding material simultaneously having high EMI-shielding property and high transparency in a fine line pattern and also enables mass production of such films at a low cost, and a light-transmitting electromagnetic wave-shielding film obtained by the production method and free from the problem of moire are provided.
摘要:
A silver salt-containing layer containing a silver salt and provided on a support is exposed and developed to form a metal silver portion and a light-transmitting portion, and then the metal silver portion is further subjected to physical development and/or plating to form a conductive metal portion consisting of the metal silver portion carrying conductive metal particles. A method for producing a light-transmitting electromagnetic wave-shielding film which enables production of an electromagnetic wave-shielding material simultaneously having high EMI-shielding property and high transparency in a fine line pattern and also enables mass production of such films at a low cost, and a light-transmitting electromagnetic wave-shielding film obtained by the production method and free from the problem of moire are provided.
摘要:
A light-transmitting electromagnetic wave shielding film which is a conductive silver thin film with a metallic silver portion formed on a support in a meshy state, wherein the metallic silver portion formed in the meshy state has a line width of 18 μm or less, an opening rate of 85% or more, an Ag content of 80 to 100% by mass and a surface resistance value of 5 Ω/sq or less. This light-transmitting electromagnetic wave shielding film has characteristic features that it has a high electromagnetic wave shielding property and a high transparency at the same time and the meshy portion is black.
摘要:
A silver halide emulsion which exhibits high sensitivity, high contrast, little sensitivity variation with humidity conditions at the time of exposure, and excellent reciprocity law properties at high illumination intensities. Also, a method of preparing the emulsion in a stable manner, and a silver halide color photographic photosensitive material and an image forming method that use the emulsion. The emulsion includes a mesoionic compound having a thiolate structure or a protonated thiolate structure, and the emulsion is sensitized by an Au (III) compound. The emulsion preferably contains an oxidatively dimerized form of a mesoionic compound having a thiolate structure, and a silver chloride content of at least 90 mol %.
摘要:
A silver halide emulsion which exhibits high sensitivity, high contrast, little sensitivity variation with humidity conditions at the time of exposure, and excellent reciprocity law properties at high illumination intensities. Also, a method of preparing the emulsion in a stable manner, and a silver halide color photographic photosensitive material and an image forming method that use the emulsion. The emulsion includes a mesoionic compound having a thiolate structure or a protonated thiolate structure, and the emulsion is sensitized by an Au (III) compound. The emulsion preferably contains an oxidatively dimerized form of a mesoionic compound having a thiolate structure, and a silver chloride content of at least 90 mol %.
摘要:
A silver halide emulsion chemically sensitized by at least one compound having a bond of anionic chalcogenide to gold(I) cation and capable of releasing a gold-chalcogen anion species and a method for chemically sensitizing a silver halide emulsion, comprising adding at least one compound having a bond of anionic chalcogenide to gold(I) cation and capable of releasing a gold-chalcogen anion species are disclosed.
摘要:
A process for producing a lightsensitive silver halide emulsion comprising silver halide grains, wherein the emulsion contains tabular silver halide grains in an amount of at least 50% of the total projected area of all the silver halide grains, the average iodine content of all the silver halide grains is at least 2 mol %, and the tabular silver halide grains have at least 10 dislocation lines per grain, wherein the process comprises (step 1) set fourth below, and the process comprises a step of performing chemical sensitization so that a selenium sensitizer is added in an amount of 2.5×10−6 to 5×10−5 mol/mol silver and comprises a step of performing spectral sensitization (step 1) performing the spectral sensitization in which a spectral sensitizer is added in the presence of 50 ppm or less of calcium, magnesium and strontium, followed by adding at least one water-soluble salt of a metal selected from the group consisting of calcium, magnesium and strontium, so that the concentration of calcium, magnesium and strontium becomes 100-2500 ppm, and then the chemical sensitization is started.
摘要:
A silver halide photographic light-sensitive material is disclosed, comprising a support having thereon at least one silver halide emulsion layer, which contains at least one compound represented by formula (1) or (A-1).
摘要:
A silver halide photographic material comprises a silver halide emulsion layer provided on a support. In the photographic material of the present invention, the silver halide emulsion layer contains a tellurium compound represented by the formula (I) or (II): ##STR1## in which each of R.sup.11 and R.sup.12 is --OR.sup.13, --NR.sup.14 R.sup.15, --SR.sup.16 or hydrogen; R.sup.11 and R.sup.12 may be combined with each other to form a heterocyclic ring; each of R.sup.21 and R.sup.22 is an alkyl, alkenyl, alkynyl, aralkyl, aryl or heterocyclic group, --OR.sup.23, --NR.sup.24 R.sup.25, --SR.sup.26 or hydrogen; R.sup.21 and R.sup.22 may be combined with each other to form a heterocyclic ring; each of X.sup.1 and X.sup.2 is oxygen, sulfur or .dbd.NR.sup.17 ; each of X.sup.3 and X.sup.4 is oxygen, sulfur or .dbd.NR.sup.27 ; each of R.sup.13, R.sup.14, R.sup.15, R.sup.16, R.sup.17, R.sup.23, R.sup.24, R.sup.25, R.sup.26 and R.sup.27 is an alkyl, alkenyl, alkynyl, aralkyl, aryl or heterocyclic group or hydrogen; R.sup.14 and R.sup.15 may be combined with each other to form a heterocyclic ring; and R.sup. 24 and R.sup.25 may be combined with each other to form a heterocyclic ring.
摘要翻译:卤化银照相材料包括设置在载体上的卤化银乳剂层。 在本发明的照相材料中,卤化银乳剂层含有由式(I)或(II)表示的碲化合物:其中R11和R12各自为-OR13,-NR14R15,-SR16或 氢; R 11和R 12可以相互结合形成杂环; R 21和R 22各自为烷基,烯基,炔基,芳烷基,芳基或杂环基,-OR 23,-NR 24 R 25,-SR 26或氢; R 21和R 22可以相互结合形成杂环; X1和X2各自为氧,硫或= NR17; X3和X4各自为氧,硫或= NR27; R 13,R 14,R 15,R 16,R 17,R 23,R 24,R 25,R 26和R 27中的每一个是烷基,烯基,炔基,芳烷基,芳基或杂环基或氢; R 14和R 15可以相互结合形成杂环; 并且R 24和R 25可以彼此结合形成杂环。
摘要:
A method for processing a silver halide photographic material which comprises processing an imagewise exposed silver halide photographic material with a processing solution having a fixing ability containing (1) a thiosulfate As disclosed, wherein said processing solution having a fixing ability further contains at least one of (2) at least one compound selected from the group consisting of a bisulfite and a sulfite, and a compound represented by formula (A'): ##STR1## wherein R'.sub.1, R'.sub.2, R'.sub.3, R'.sub.4 and R'.sub.5 each represents a hydrogen atom or a substituent other than a hydroxyl group or a group containing a hydroxyl group, provided that at least one of R'.sub.1 to R'.sub.5 is at least one of a sulfo group and a group constaining a sulfo group and (3) at least one bisulfite addition product of a compound represented by formula (A'). In the method, a fixing solution having a pH of from 5.0 to 9.0 or a bleach-fixing solution with improved stability over time during continuous processing and exhibiting excellent desilvering performance is used. The method provides an image showing a reduced increase in stain with time and realizes improvements of the working environment.