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    • 3. 发明授权
    • Silver halide photographic material
    • 卤化银照相材料
    • US5075205A
    • 1991-12-24
    • US711407
    • 1991-06-05
    • Yoshio InagakiKeiichi AdachiKeisuke ShibaYuji Mihara
    • Yoshio InagakiKeiichi AdachiKeisuke ShibaYuji Mihara
    • G03C7/20G03C1/83
    • G03C1/83
    • Silver halide photographic material which has a hydrophilic colloid layer containing a solid micrograin dispersion of compounds represented by the following general formula (I): ##STR1## wherein, T.sup.0, T.sup.1 and T.sup.2 each independently represents a hydrogen atom, a halogen atom or a cyano, nitro, carboxy, alkyl, aryl, alkoxy, aryloxy, alkylthio, arylthio, alkylsulfonyl, arylsulfonyl, sulfamoyl, carbamoyl, amino, sulfonamido, carbonamido, ureido, sulfamoylamino, hydroxyl, alkenyl or acyl group, R.sup.3 and R.sup.4 each independently represents a hydrogen atom, a halogen atom or an alkoxy, alkyl, alkenyl, aryloxy or aryl group, R.sup.5 and R.sup.6 each independently represents a hydrogen atom or a group in which hydrogen atom substitution is possible, and R.sup.7 and R.sup.8 each independently represents an alkyl, aryl, vinyl, acyl or alkyl- or arylsulfonyl group, provided that rings may be formed by linkage of T.sup.1 with T.sup.2, R.sup.3 with R.sup.5, R.sup.4 with R.sup.6, R.sup.7 with R.sup.8, R.sup.5 with R.sup.7 and R.sup.6 with R.sup.8. The compound of formula (I) is designed to dye specific hydrophilic colloid layers in the photographic material and to decolor rapidly during development processing.
    • 卤化银照相材料,其具有由以下通式(I)表示的化合物的固体微粒分散体的亲水胶体层:其中,T0,T1和T2各自独立地表示氢原子,卤素原子 或氰基,硝基,羧基,烷基,芳基,烷氧基,芳氧基,烷硫基,芳硫基,烷基磺酰基,芳基磺酰基,氨磺酰基,氨基甲酰基,氨基,磺酰氨基,碳酰氨基,脲基,氨磺酰基氨基,羟基,烯基或酰基, 表示氢原子,卤素原子或烷氧基,烷基,烯基,芳氧基或芳基,R5和R6各自独立地表示氢原子或可以进行氢原子取代的基团,R7和R8各自独立地表示烷基 芳基,乙烯基,酰基或烷基 - 或芳基磺酰基,条件是可以通过将T1与T2,R3与R5,R4与R6,R7与R8,R5与R7和R6与R8连接形成环。 式(I)化合物被设计成在照相材料中染色特定的亲水胶体层,并在显影处理过程中迅速脱色。
    • 4. 发明授权
    • Optical information recording medium
    • 光信息记录介质
    • US4994343A
    • 1991-02-19
    • US202587
    • 1988-06-06
    • Yoshio InagakiMasao YabeKeiichi Adachi
    • Yoshio InagakiMasao YabeKeiichi Adachi
    • B41M5/26C09B23/00C09B23/04C09B23/06C09B23/08G11B7/24G11B7/244G11B7/247
    • C09B23/06C09B23/04C09B23/08C09B23/086G11B7/244G11B7/247Y10S430/146
    • The present invention relates to an optical information recording medium which comprises a support having provided thereon recording layer(s) on which information can be recorded and/or read out with a laser beam, wherein the recording layer contains at least one of the compounds represented by the following formula (I): ##EQU1## wherein .phi. and .PSI. each represents a heterocyclic residue having nitrogen atom(s), and L represents an optionally substituted methine group, or an optionally substituted trimethine, pentamethine, heptamethine or nonamethine group each formed by linkage through conjugated double bonds, provided that L and at least one of .phi. and .PSI. combine to form a ring; and X.sup.1 .theta. represents a 1-valent negative ion and l represents 1, 2 or 3, provided that X.sup.1 .theta. may bind to .phi., L or .PSI. as a substituent is provided by the invention.The optical information recording media of the invention is capable of maintaining adequate recording characteristics over a long period and thus is excellent in stability.
    • 光信息记录介质技术领域本发明涉及一种光信息记录介质,其包括在其上设置有能够用激光束记录和/或读出信息的记录层的支撑体,其中记录层包含至少一种所表示的化合物 通过下式(I):其中phi和PSI各自表示具有氮原子的杂环残基,L表示任选取代的次甲基,或任选取代的三甲基,五甲氧基,七甲基或非专一甲基,各自形成 通过共轭双键连接,条件是L和至少一个phi和PSI结合形成环; 并且X1θ表示1价负离子,l表示1,2或3,条件是X1θ可以结合phi,L或PSI作为取代基由本发明提供。 本发明的光学信息记录介质能够长期保持足够的记录特性,因此稳定性优异。
    • 5. 发明授权
    • Optical recording medium
    • 光记录介质
    • US4851322A
    • 1989-07-25
    • US79443
    • 1987-07-30
    • Yoshio InagakiTakanori HiokiNaonori Makinokeiichi AdachiYoshiaki Suzuki
    • Yoshio InagakiTakanori HiokiNaonori Makinokeiichi AdachiYoshiaki Suzuki
    • G03C1/73
    • G03C1/73Y10S430/146
    • A new optical recording medium is herein disclosed, the recording medium comprising a substrate and an optical recording layer formed thereon comprising a dye represented by the following general formula (I): ##STR1## (wherein R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and R.sub.6 respectively represent a hydrogen atom, a halogen atom or a monovalent organic group; A denotes a bivalent organic group which is bonded to the ring through a double bond; and X.crclbar. represents an anionic group and is present in a number required to neutralize existing cationic charges, provided that X.crclbar. may form an intramolecular salt together with either of R.sub.1 to R.sub.6 and A or that at least one of the following combinations, R.sub.2 and R.sub.3 ; R.sub.3 and R.sub.4 ; R.sub.4 and R.sub.5 ; R.sub.5 and R.sub.6 may form a substituted or unsubstituted aromatic carbocyclic ring or aromatic heterocyclic ring); and optionally a quencher. The optical recording medium has a high sensitivity, an extremely high stability to long term storage and a low deterioration during recording operation.
    • 本文公开了一种新的光记录介质,所述记录介质包括基板和形成在其上的光记录层,所述光记录层包含由以下通式(I)表示的染料:其中R1,R2,R3,R4,R5和 R6分别表示氢原子,卤素原子或一价有机基团; A表示通过双键与环结合的二价有机基团; X( - )表示阴离子基团,以 中和现有的阳离子电荷,条件是X( - )可以与R 1至R 6和A中的任一个形成分子内盐,或者以下组合中的至少一种:R 2和R 3; R 3和R 4; R 4和R 5; R 5和R 6 可以形成取代或未取代的芳族碳环或芳族杂环); 和任选的猝灭剂。 光记录介质具有高灵敏度,对长期存储的极高的稳定性和在记录操作期间的低劣化。
    • 7. 发明授权
    • Optical information recording medium
    • 光信息记录介质
    • US5182186A
    • 1993-01-26
    • US496320
    • 1990-03-20
    • Yoshio InagakiKeiichi AdachiMasao Yabe
    • Yoshio InagakiKeiichi AdachiMasao Yabe
    • G11B7/246
    • G11B7/2492G11B7/246G11B7/2472G11B7/2531G11B7/2533Y10S430/145Y10S430/146Y10S430/165
    • An optical information recording medium for carrying out recording, readout or erasing by laser beam which comprises a support having carried thereon a recording layer containing dye(s) represented by the general formula (I): ##STR1## wherein R.sup.1 and R.sup.2 independently represent substituted or unsubstituted alkyl groups, substituted or unsubstituted alkenyl groups, or substituted or unsubstituted aryl groups, L represents a substituted or unsubstituted methine group, or a linking group formed by linkage of 3, 5 or 7 substituted or unsubstituted menthine groups through conjugated double bonds, Z represents an atomic group for completing an aromatic ring optionally having substituent(s), and X.sup.- represents a monovalent or divalent anion for neutralization of electron charge of the cationic part.The present optical information recording media have adequate recording characteristics and have a dye recording layer which is capable of maintaining the characteristics over a long period and thus is excellent in stability.
    • 一种用于通过激光束执行记录,读出或擦除的光学信息记录介质,其包括载体上载有由通式(I)表示的染料的记录层:载体,其中R1和R2独立地表示取代的 或未取代的烷基,取代或未取代的烯基或取代或未取代的芳基,L表示取代或未取代的次甲基,或通过共轭双键连接3,5或7个取代或未取代的甲基基团形成的连接基团, Z表示用于完成任选具有取代基的芳香环的原子团,X-表示用于中和阳离子部分的电子电荷的一价或二价阴离子。 本光信息记录介质具有足够的记录特性,并且具有能够长期保持特性的染料记录层,因此稳定性优异。
    • 9. 发明授权
    • Optical information recording medium
    • 光信息记录介质
    • US4968593A
    • 1990-11-06
    • US161474
    • 1988-02-26
    • Yoshio InagakiKeiichi AdachiYoshihiro JimboMasao Yabe
    • Yoshio InagakiKeiichi AdachiYoshihiro JimboMasao Yabe
    • G11B7/246G11B7/247G11B7/249
    • G11B7/249G11B7/247G11B2007/24612G11B7/245G11B7/246G11B7/2472G11B7/2478G11B7/2495G11B7/2534Y10S430/146
    • The present invention is directed to an optical information recording medium for carrying out recording, readout and erasing with laser beams which comprises a support having carried thereon at least one of the compounds represented by the following general formulae (I), (II), (III) and (IV): ##STR1## wherein X and X' each represents an atomic group necessary for forming a carbon ring or an atomic group necessary for forming a specific heterocyclic ring; L.sup.1 mainly represents a methine group, or a group formed by linking 3 or 5 methine groups in turn to form conjugated double bonds; and Q and Q' each represents an atomic group whereby a conjugated double bond chain is completed; ##STR2## wherein L.sup.1 and Q are as defined in general formula (I); Z represents an atomic group necessary for forming a carbon ring or heterocyclic ring; R.sup.1 to R.sup.3 and E represent various substituents; and M represents an ion, etc.; ##STR3## in the above general formulae (III) and (IV), A represents an atomic group necessary for forming a pyridine, pyrimidine, pyrazine or triazine ring; and L.sup.2 represents a methine group, or a group formed by linking 3 or 5 methine groups in turn to form conjugated double bonds.Optical information recording media of the invention each have a high C/N and thus adequate recording characteristics, and have a high stability with respect to long-term preservation or long-time reading.These effects may further be enhanced by using a singlet oxygen quencher.
    • 本发明涉及一种用于利用激光束进行记录,读出和擦除的光学信息记录介质,该光学信息记录介质包括载体上的至少一种由以下通式(I),(II),(II)表示的化合物 III)和(IV):其中X和X'各自表示形成特定杂环所需的形成碳环或原子团所需的原子团的通式(I) L1主要代表次甲基或依次连接3或5个次甲基形成共轭双键形成的基团; Q和Q'分别表示共轭双键链完成的原子团; 通式(II)其中L1和Q如通式(I)所定义; Z表示形成碳环或杂环所必需的原子团; R1至R3和E表示各种取代基; M表示离子等。 通式(III)上述通式(III)和(IV)中的通式(IV)中,A表示形成吡啶,嘧啶,吡嗪或三嗪环所必需的原子团; L2表示次甲基,或者依次连接3或5个次甲基形成共轭双键形成的基团。 本发明的光信息记录介质各自具有高C / N,因此具有足够的记录特性,并且在长期保存或长时间读取方面具有高稳定性。 通过使用单线态氧猝灭剂可以进一步提高这些效果。