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    • 41. 发明授权
    • Light-stabilizers for dyes for thermal dye transfer recording
    • 用于热染料转印记录的染料的光稳定剂
    • US5426088A
    • 1995-06-20
    • US237022
    • 1994-05-02
    • Wilhelmus JanssensLuc Vanmaele
    • Wilhelmus JanssensLuc Vanmaele
    • B41M5/382B41M5/39B41M5/392B41M5/40B41M5/42B41M5/50B41M5/52B41M5/035B41M5/38
    • B41M5/423B41M5/392B41M5/5227B41M5/39Y10S428/913Y10S428/914
    • Dye-donor element for thermal dye recording comprising a dye layer comprising a dye and leuco-indoaniline dye as a light-stabilizer. The leuco-indoaniline dye is preferably a compound according to the formula: ##STR1## wherein R.sup.1 is H or any substituent, n is 0-4 each of R.sup.2 and R.sup.3 (same or different) is H or acyl, X is 0 or represents atoms completing a ring (system), each of R.sup.4, R.sup.5, R.sup.6, and R.sup.7 (same or different) is H, (cyclo)alkyl, aryl, alkyloxy, aryloxy, carbamoyl, sulphamoyl, --OH, halogen, --NH--SO.sub.2 R.sup.12, --NH--COR.sup.12, --O--SO.sub.2 R.sup.12, or --O--COR.sup.12, or R.sup.4 and R.sup.7 together and R.sup.5 and R.sup.6 together represent the atoms completing a ring (system), or R.sup.4 and R.sup.8 and/or R.sup.5 and R.sup.9 together and R.sup.5 and R.sup.6 together represent the atoms completing a heterocyclic nucleus, each of R.sup.8 and R.sup.9 (same or different) is H, (cyclo)alkyl, aryl, a heterocyclic nucleus, or R.sup.8 and R.sup.9 together represent the atoms completing a heterocyclic nucleus, each of R.sup.10, R.sup.11, and R.sup.12 (same or different) represents (cyclo)alkyl group, alkenyl, aryl, alkyloxy, aryloxy, alkylthio, arylthio, amino, or a heterocyclic nucleus.
    • 用于热染料记录的染料供体元件,包括染料层,其包含染料和作为光稳定剂的无色 - 吲哚苯胺染料。 无色 - 吲哚苯胺染料优选为根据下式的化合物:其中R 1为H或任何取代基,n为0-4,R 2和R 3(相同或不同)为H或酰基,X为0或表示 完成环(体系)的原子是H,(环)烷基,芳基,烷氧基,芳氧基,氨基甲酰基,氨磺酰基,-OH,卤素,-NH-SO2R12(R4),R5,R6和R7(相同或不同) ,-NH-COR 12,-O-SO 2 R 12或-O-COR 12,或R 4和R 7一起以及R 5和R 6一起代表完成环(系)的原子,或者R 4和R 8和/或R 5和R 9一起和R 5 和R6一起表示完成杂环核的原子,R8和R9(相同或不同)各自为H,(环)烷基,芳基,杂环核,或R8和R9一起表示完成杂环核的原子, R10,R11和R12(相同或不同)表示(环)烷基,烯基,芳基,烷氧基,芳氧基,烷硫基,芳硫基,氨基或杂环。
    • 44. 发明授权
    • Dyes and dye-donor elements for thermal dye transfer recording
    • 用于热染料转印记录的染料和染料供体元件
    • US5324621A
    • 1994-06-28
    • US44041
    • 1993-04-08
    • Wilhelmus JanssensLuc Vanmaele
    • Wilhelmus JanssensLuc Vanmaele
    • B41M5/385B41M5/20B41M5/388B41M5/39B41M5/395C07D209/02C07D209/18C07D215/16C09B23/00C09B23/01G03C1/72G03C1/725G03C5/16G03C8/40G03C5/54
    • B41M5/3854B41M5/39B41M5/395Y10S430/145Y10S430/165
    • Dye-donor element for thermal dye transfer comprising at least one magenta dye having extremely low side absorption in the blue and red regions of the spectrum, said dye corresponding to the general formula (I): ##STR1## wherein R.sup.1 is H, (cyclo)alkyl, or aryl; X represents the atoms completing a heterocycle; Z is an electron-withdrawing group; Y is an electron-withdrawing group or --N(R.sup.2)R.sup.3 ; R.sup.2 and R.sup.3 together represent the atoms completing a heterocycle; or R.sup.2 and R.sup.3 together represent .dbd.C(R.sup.4)R.sup.5, or each of R.sup.2 and R.sup.3 represents (same or different) (cyclo)alkyl, aryl, or an electron-withdrawing group; each of R.sup.4 and R.sup.5 (same or different) represents H, (cyclo)alkyl, aryl, a heterocycle, SO.sub.2 R.sup.6, COR.sup.6, CSR.sup.6, POR.sup.6 R.sup.7, OR.sup.8, NR.sup.8 R.sup.9, SR.sup.8, or R.sup.4 and R.sup.5 together represent the atoms completing an aliphatic ring or a heterocycle, each of R.sup.6 and R.sup.7 (same or different) represents (cyclo)alkyl, alkenyl, aryl group, alkyloxy, aryloxy, alkylthio, arylthio, amino, a heterocycle, or R.sup.6 and R.sup.7 together represent the atoms completing a 5- or 6-membered nucleus, and each of R.sup.8 and R.sup.9 (same or different) represents (cyclo)alkyl, alkenyl, aralkyl, aryl, a heterocycle, or R.sup.8 and R.sup.9 together represent the atoms completing a 5- or 6-membered nucleus.
    • 用于热染料转移的染料供体元件包括至少一种在光谱的蓝色和红色区域具有非常低的侧面吸收的品红染料,所述染料对应于通式(I):其中R1是H ,(环)烷基或芳基; X表示完成杂环的原子; Z是吸电子基团; Y是吸电子基团或-N(R2)R3; R2和R3一起表示完成杂环的原子; 或R 2和R 3一起表示= C(R 4)R 5,或者R 2和R 3各自表示(相同或不同)(环)烷基,芳基或吸电子基团; R4和R5(相同或不同)表示H,(环)烷基,芳基,杂环,SO2R6,COR6,CSR6,POR6R7,OR8,NR8R9,SR8或R4和R5一起表示完成脂族环的原子或 杂环,R6和R7(相同或不同)各自表示(环)烷基,烯基,芳基,烷氧基,芳氧基,烷硫基,芳硫基,氨基,杂环或R6和R7一起表示完成5-或 6元核,R8和R9(相同或不同)表示(环)烷基,烯基,芳烷基,芳基,杂环或R8和R9一起代表完成5或6元核的原子。
    • 45. 发明授权
    • Polymeric phosphonium mordant and photographic element containing the
same
    • 聚合物絮凝剂和含有它们的摄影元素
    • US4855211A
    • 1989-08-08
    • US228173
    • 1988-08-04
    • Wilhelmus JanssensDaniel M. TimmermanDaniel A. Claeys
    • Wilhelmus JanssensDaniel M. TimmermanDaniel A. Claeys
    • C08F212/14C07F9/54C08F12/00C08F30/02C08F230/02G03C8/56
    • G03C8/56C07F9/5456C08F30/02Y10S430/142Y10S525/916
    • Phosphonium mordanting polymer, that is capable of fixing acid dyes and that comprises randomly distributed recurring units corresponding to the general formula (I) ##STR1## wherein: A represents a unit that is derived from a copolymerizable monomer capable of quenching singlet oxygen e.g. N-vinylimidazole or 2-methyl-1-vinylimidazole;B represents a unit that is derived from a copolymerizable monomer having a hydrophobic character e.g. acrylonitrile or methacrylonitrile;n represents an integer of from 1 to about 12;each of R.sub.1, R.sub.2 and R.sub.3 (same or different) represents a C.sub.1 -C.sub.8 alkyl group e.g. n-butyl, a substituted C.sub.1 -C.sub.8 alkyl group e.g. a methylol group, a cyanoethyl group or an aralkyl group, a cycloalkyl group, an aryl group e.g. phenyl, or a substituted aryl group;X.sup.- represents an acid anion e.g. a halogen anion e.g. Cl.sup.-, Br.sup.- or I.sup.-, or an anion derived from an inorganic acid e.g. NO.sub.3.sup.-, HSO.sub.4.sup.-, SO.sub.4.sup.--, H.sub.2 PO.sub.4.sup.-, HPO.sub.4.sup.-- or PO.sub.4.sup.---;x represents from about 5 mole % to about 80 mole %;y represents from about 20 mole % to about 95 mole % andz represents from about 0 mole % to about 65 mole %.
    • 鏻媒染聚合物,其能够固定酸性染料并且包含对应于通式(I)的无规分布的重复单元其中:A表示衍生自能够淬灭单线态氧的可共聚单体的单元 例如 N-乙烯基咪唑或2-甲基-1-乙烯基咪唑; B表示衍生自具有疏水性的可共聚单体的单元, 丙烯腈或甲基丙烯腈; n表示1〜12的整数, R 1,R 2和R 3(相同或不同)各自表示C 1 -C 8烷基。 正丁基,取代的C 1 -C 8烷基,例如 羟甲基,氰乙基或芳烷基,环烷基,芳基例如。 苯基或取代的芳基; X-表示酸性阴离子例如 卤素阴离子 Cl-,Br-或I-,或衍生自无机酸的阴离子例如。 NO331,HSO4-,SO4-,H 2 PO 4 - ,HPO 4 - 或PO 4 - ; x表示约5摩尔%至约80摩尔%; y表示约20摩尔%至约95摩尔%,z表示约0摩尔%至约65摩尔%。
    • 47. 发明授权
    • Photographic color material incorporating developing agents for color
development
    • 含彩色显影剂的摄影彩色材料
    • US4514494A
    • 1985-04-30
    • US548784
    • 1983-11-04
    • Raymond G. LemahieuWilhelmus Janssens
    • Raymond G. LemahieuWilhelmus Janssens
    • G03C7/26G03C1/42G03C7/392G03C7/40G03C1/02G03C7/16
    • G03C7/3924Y10S430/167
    • A photographic material suited for the production of (an) azine dye image(s), and having at least one silver halide emulsion layer and/or a separate layer in water-permeable relationship with such an emulsion layer which contains:(1) a heterocyclic hydrazone compound,(2) a phenol, naphthol or active methylene coupler compound capable of forming on oxidative coupling with compound (1) an azine dye,(3) an electron transfer agent or ETA-compound capable of forming a positively charged semiquinone on oxidation with exposed silver halide,(4) a reducing agent capable of reducing the thus-formed semiquinone in acidic medium, and having in the pH range of 2-5, a polarographic half-wave potential (E 1/2) which is at least 40 mV more negative (according to the European Convention) than the polarographic half-wave potential of the ETA-compound in the same pH range, said material being suited for processing with a simple aqueous alkaline liquid, and(5) an acidic medium.
    • 适用于制备(a)吖嗪染料影像的照相材料,并且具有至少一种卤化银乳剂层和/或与这种乳液层具有水可渗透关系的单独层,其包含:(1) 杂环腙化合物,(2)能够与化合物(1)吖嗪染料氧化偶联形成的苯酚,萘酚或活性亚甲基成色剂化合物,(3)能够形成带正电的半醌的电子转移剂或ETA-化合物 用暴露的卤化银氧化,(4)还原剂,其能够在酸性介质中还原如此形成的半醌,并且在pH范围为2-5,极谱半波电位(E 1/2) 至少40mV更负(根据欧洲公约)比相同pH范围内的ETA化合物的极谱半波电位,所述材料适于用简单的碱性水溶液处理,和(5)酸性介质 。