摘要:
A light-emitting material comprises a compound having a partial structure represented by the following formulas (8), (20) and tautomers thereof: wherein the variables are as defined in the specification.
摘要:
A process for producing a bipyridinium compound represented by formula (4), the process comprises: reacting a bipyridine which may have a substituent with a halogenated (hetero)aryl compound represented by formula (1), so as to produce N,N′-bis((hetero)asyl)-bipyridimium compound represented by formula (2); and reacting the N,N′-bis((hetero)aryl)-bipyridinium compound with an amine compound represented by formula (3), without subjecting the N,N′-bis((hetero)aryl)-bipyridinium compound to an isolation treatment, In formula, R represents a (hetero)aryl group; X represents a halogen atom; R11, R12, R13, R14, R15, R16, R17 and R18 each independently represents a hydrogen atom or a substituent; and R1 represents a (hetero)aryl group which may have a substituent or an alkyl group, wherein a polyhychic alcohol is used as a reaction solvent.
摘要翻译:一种制备由式(4)表示的联吡啶鎓化合物的方法,该方法包括:使可具有取代基的联吡啶与由式(1)表示的卤代(杂)芳基化合物反应,生成N, 由式(2)表示的双((异)烷基) - 联吡啶鎓化合物; 并且使N,N'-双((杂)芳基) - 联吡啶鎓化合物与式(3)表示的胺化合物反应而不使N,N'-双((杂)芳基) - 联吡啶鎓化合物进行分离 式中,R表示(杂)芳基; X表示卤原子; R 11,R 12,R 13,R 14,R 15, R 16,R 17和R 18各自独立地表示氢原子或取代基; R 1表示可以具有取代基或烷基的(杂)芳基,其中使用多羟基醇作为反应溶剂。
摘要:
A compound represented by the following formula (II): wherein L12 represents one of a from 2- to 6-valent connecting group having a heteroaryl group and a from 2- to 6-valent connecting group comprising a non-conjugate connecting group having an arylene group; n2 represents an integer of from 2 to 6; R represents one of an alkyl group having from 1 to 20 carbon atoms, an aryl group having from 6 to 20 carbon atoms, a heteroaryl group having from 2 to 20 carbon atoms and a silyl group having from 3 to 20 carbon atoms; and m represents an integer of from 0 to 6.
摘要:
An organic electroluminescent device comprising a pair of electrodes and at least one organic layer including a light-emitting layer between the pair of electrodes, wherein the light-emitting layer contains a hole-transporting material, an electron-transporting material and a luminescent material; and an ionization potential of the hole-transporting material, Ip (HL), an ionization potential of the electron-transporting material, Ip (EL), and an ionization potential of the luminescent material, Ip (L) satisfy the relationship: Ip (L)≦IP (HL)≦Ip (EL).
摘要:
An organic luminescent device material, comprising an amine compound represented by the following formula (I): wherein R1, R2 and R3, which are the same or different, each represents an unsubstituted or substituted aryl group, an unsubstituted or substituted heterocyclic group or an unsubstituted or substituted aliphatic hydrocarbon group, provided that at least two among R1, R2 and R3 are each an unsubstituted or substituted aryl or heterocyclic group; or any two among R1, R2 and R3 combine with each other to complete a ring; provided that at least one among R1, R2 and R3 has a moiety represented by the following formula (II), wherein R4, R5 and R6 each represents a hydrogen atom or a substituent group, Z1 represents atoms forming a 5, 6 or 7-membered ring, and m represents 0, 1 or 2.
摘要:
A red light emitting element material with high color purity and a light emitting element using the red light emitting element material. A light emitting element material including a compound which is expressed by following general formula (A) and a light emitting element using the compound. In the following general formula (A), at least two of R1, R2, and R3 each independently represents an aryl group or heterocyclic group, and at least one of the R1, R2, and R3 contains a group expressed by following general formula (B). In the general formula (B), R4 represents a heterocyclic group or electron attracting group, R5 represents a hydrogen atom or electron attracting group, R6, R7, and R8 each independently represents a hydrogen atom or substituent, and m represents 0, 1, or 2. However, in a case in which only one group expressed by the general formula (B) is contained in the general formula (A), R4 and R5 are not cyano groups at the same time. When R5 is a hydrogen atom, R4 represents a heterocyclic group which has aromatic rings and is formed from 3 to 7 rings.
摘要:
A method of processing a silver halide photographic material with a developer containing a compound represented by formula (A), wherein the developer further contains at least one compound represented by formula (B) or (C): ##STR1##
摘要:
There is disclosed a silver halide photographic light-sensitive material for plate making giving a hard gradation and having less variation in photographic performance due to fatigue of the developing solution. The silver halide photographic light-sensitive material has at least one silver halide emulsion layer and contains at least one of hydrazine compound represented by Formula (I) in the above emulsion layer or in another hydrophilic colloid layer. The light-sensitive material also contains at least one hydrazine compound represented by Formula (II) in the above emulsion layer or another hydrophilic colloid layers. ##STR1## The variables in these formulas are defined in the specification.
摘要:
A silver halide light-sensitive material containing a compound selected from compounds represented by formula (I) or (II): ##STR1## wherein L.sup.1 represents --O--, --S--, --SO--, --SO.sub.2 --, --N(R.sup.4)--, --CONR.sup.4 --, --NR.sup.4 CO--, --OCONR.sup.4 --, --NR.sup.4 CONR.sup.4 --, --SO.sub.2 NR.sup.4 --, --NR.sup.4 SO.sub.2 -- or --NR.sup.4 SO.sub.2 NR.sup.4 --, each of which is bonded to the pyridine ring at the right hand side thereof; L.sup.2, L.sup.3, and L.sup.4 each represent a divalent aliphatic group or a divalent aromatic group; G represents --CO--, --SO.sub.2 --, --SO--, --COCO--, a thiocarbonyl group, an iminomethylene group or --P(O)(G.sup.1 R.sup.4)--; G.sup.1 represents a single bond, --O-- or --NR.sup.4 --; R.sup.1 represents an aliphatic group or an aromatic group; R.sup.2 represents a monovalent substituent; n.sup.1 represents 0 or an integer of from 1 to 4; R.sup.3 represents a hydrogen atom, an aliphatic group, an aromatic group, an alkoxy group, an aryloxy group or an amino group; R.sup.4 represents a hydrogen atom, an aliphatic group or an aromatic group; R.sup.5 represents a monovalent group; m represents 0 or an integer of from 1 to 4; n.sup.2 represents 0 or an integer of from 1 to 5; and X.sup.- represents a counter anion or a counter anion moiety in an intramolecular salt; two or more R.sup.2 's, R.sup.4 's or R.sup.5 's, if any, may be the same or different.The light-sensitive material exhibits high processing stability even in rapid processing and provides a high contrast image even when developed with a developing solution at a low pH.
摘要翻译:含有选自式(I)或(II)表示的化合物的化合物的卤化银感光材料:其中L 1表示-O - , - S - , - (III) SO - , - SO 2 - , - N(R 4) - , - CONR 4 - , - NR 4 CO-, - OCONR 4 - , - NR 4 CONR 4 - , - SO 2 NR 4 - , - NR 4 SO 2 - 或-NR 4 SO 2 NR 4 - 在右手边环; L2,L3和L4各自表示二价脂族基团或二价芳族基团; G表示-CO - , - SO 2 - , - SO - , - COO-,硫代羰基,亚氨基亚甲基或-P(O)(G1R4) - 。 G1表示单键,-O-或-NR4-; R1表示脂肪族基团或芳香族基团; R2表示一价取代基; n1表示0或1至4的整数; R3表示氢原子,脂肪族基团,芳香族基团,烷氧基基团,芳氧基基团或氨基基团; R4表示氢原子,脂族基团或芳香族基团; R5表示一价基团; m表示0或1至4的整数; n2表示0或1〜5的整数, X表示分子内盐中的抗衡阴离子或抗衡阴离子部分; 两个或多个R2,R4或R5(如果有的话)可以相同或不同。 感光材料即使在快速加工中也表现出高的加工稳定性,即使在低pH下用显影液进行显影也能提供高对比度的图像。
摘要:
A silver halide light-sensitive material containing a hydrazine compound represented by formula (I): ##STR1## wherein L.sup.1 represents a single bond, --O--, --S--, --NR.sup.6 --, --CO--, SO.sub.2 --, --P(O) (G.sup.2 R.sup.6)-- or a combination thereof; L.sup.2 represents --SO.sub.2 NR.sup.6 --, --NR.sup.6 SO.sub.2 NR.sup.6 --, --CONR.sup.6 --, --NR.sup.6 CONR.sup.6 -- or --G.sup.2 P(O) (G.sup.2 R.sup.6)NR.sup.6 --; G.sup.1 represents --CO--, --SO.sub.2 --, --SO--, --COCO--, a thiocarbonyl group, an iminomethylene group or --P(O) (G.sup.2 R.sup.6)--; G.sup.2 represents a single bond, --O-- or --NR.sup.6 --; R.sup.1 represents an aliphatic group or an aromatic group; R.sup.2, R.sup.3, and R.sup.4 each represent a divalent aliphatic group or a divalent aromatic group; R.sup.5 represents a hydrogen atom, an aliphatic group, an aromatic group, an alkoxy group, an aryloxy group or an amino group; R.sup.6 represents a hydrogen atom, an aliphatic group or an aromatic group; m represents 0 or 1; and X.sup.- represents a counter anion or a counter anion moiety of an intramolecular salt, as a nucleating agent. The light-sensitive material exhibits high processing stability even in rapid processing to provide a ultrahigh contrast negative image for photomechanical processing.
摘要翻译:含有由式(I)表示的肼化合物的卤化银感光材料:(*化学结构*)(I)其中L1表示单键,-O - , - S - , - NR6-,-CO-, SO 2 - ,-P(O)(G 2 R 6) - 或其组合; L 2表示-SO 2 NR 6 - ,-NR 6 SO 2 NR 6 - , - CONR 6 - , - NR 6 CONR 6 - 或-G 2 P(O)(G 2 R 6)NR 6 - G1表示-CO-,-SO2-,-SO-,-COCO-,硫代羰基,亚氨基亚甲基或-P(O)(G2R6) - ; G 2表示单键,-O-或-NR 6 - ; R1表示脂肪族基团或芳香族基团; R2,R3和R4各自表示二价脂族基团或二价芳基; R5代表氢原子,脂族基团,芳基,烷氧基,芳氧基或氨基; R6表示氢原子,脂族基团或芳香族基团; m代表0或1; X-表示作为成核剂的分子内盐的抗衡阴离子或抗衡阴离子部分。 感光材料即使在快速加工中也表现出高的加工稳定性,以提供用于光机械加工的超高对比度负像。