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    • 3. 发明授权
    • Image forming element and image forming method
    • 图像形成元件和图像形成方法
    • US5476755A
    • 1995-12-19
    • US339341
    • 1994-11-14
    • Noritaka NakayamaNorio MiuraYoriko NakayamaTawara KomamuraToshihisa Takeyama
    • Noritaka NakayamaNorio MiuraYoriko NakayamaTawara KomamuraToshihisa Takeyama
    • B41M5/32G03C1/735
    • G03C1/735B41M5/32Y10S430/137
    • An image forming element and an image forming method using the same are disclosed. The element comprises a support having thereon a image forming layer comprising a binder, an aromatic aldehyde, a cobalt (III) complex represented by formula I, and a compound represented by formula II or formula III;Co.sup.3 +(L)p(X)q (I)wherein L is a coordination compound capable of forming a complex compound with the cobalt cation and at least one of which is NH.sub.3 or a primary amine; X is a counter anion; p is an integer of 1 to 6; when p is 2 to 6, the plural Ls may be the same or different; and q is an integer of 1 to 3, ##STR1## wherein lig is a coordination compound capable of forming with the cobalt cation; R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each independently an alkyl group, an aryl group, an aralkyl group, an alkenyl group, an alkinyl group, a cycloalkyl group, a heterocyclic group or a cyano group; n.sub.1 is an integer of 1 to 6, when n.sub.1 is 2 to 6, the plural ligs may be the same or different; and m is an integer of 1 to 3, ##STR2## wherein Dye is a cationic dye; R.sub.5, R.sub.6, R.sub.7 and R.sub.8 are each independently an alkyl group, an aryl group, an aralkyl group, an alkenyl group, an alkinyl group, a heterocyclic group or a cyano group; n.sub.2 is an integer of 1 to 3, when n.sub.2 is 2 or 3, the plural counter ions may be the same or different.
    • 公开了一种图像形成元件和使用其的图像形成方法。 元件包括其上具有包含粘合剂,芳族醛,由式I表示的钴(III)络合物)和由式II或式III表示的化合物的图像形成层的载体; Co3 +(L)p(X)q(I)其中L是能够与钴阳离子形成络合物的配位化合物,其中至少一种是NH 3或伯胺; X是抗衡阴离子; p为1〜6的整数。 当p为2至6时,多个L可以相同或不同; 且q为1〜3的整数,(II)其中,lig是能与钴阳离子形成的配位化合物; R 1,R 2,R 3和R 4各自独立地为烷基,芳基,芳烷基,烯基,炔基,环烷基,杂环基或氰基; n1为1〜6的整数,n1为2〜6时,可以相同或不同, m为1〜3的整数,(III)其中染料为阳离子染料; R5,R6,R7和R8各自独立地为烷基,芳基,芳烷基,烯基,炔基,杂环基或氰基; n2为1〜3的整数,当n2为2或3时,多个抗衡离子可以相同也可以不同。
    • 5. 发明授权
    • Image forming element
    • 成像元件
    • US5415984A
    • 1995-05-16
    • US228744
    • 1994-04-18
    • Tawara KomamuraNoritaka NakayamaToshihisa TakeyamaNorio Miura
    • Tawara KomamuraNoritaka NakayamaToshihisa TakeyamaNorio Miura
    • G03C1/67G03C1/00G03C3/00
    • G03C1/67Y10S430/137
    • An image forming element utilizing the photoreduction of a cobalt complex is disclosed. The image forming element comprises a support having thereon a layer comprising a cobalt complex compound represented by Formula 1 or Formula 2; ##STR1## wherein lig is a coordinating compound capable of forming a cobalt complex compound with a cobalt cation; R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each independently an aryl group, an alkyl group, an alkenyl group, an alkynyl group, a cycloalkyl group, an aralkyl group, a heterocyclic group or a cyano group, provided that at least one of R.sup.1, R.sup.2, R.sup.3 and R.sup.4 is an alkyl group, an alkenyl group, an alkynyl group, a cycloalkyl group, an aralkyl group, a heterocyclic group or a cyano group, the above groups represented by R.sup.1, R.sup.2, R.sup.3 or R.sup.4 are each may have a substituent; X is a monovalent or bivalence anion; m is 1, 2 or 3, when m is 2 or 4, a plurality of lig may be the same or different; n is 2 or 3; and s is 0, 1 or 2; and m, n and s are selected so as the valence of the cobalt complex compound to be zero; ##STR2## wherein Dlig is a coordination compound capable of forming a cobalt complex compound with a cobalt cation; p is 1, 2 or 3, when p is 2 or 3 a plurality of Dlig may be the same or different, provided that at least one of Dlig is a coodination compound having a moiety of a dye or a moiety of a dye precuror; R.sup.5, R.sup.6, R.sup.7 and R.sup.8 are each independently an aryl group, an alkyl group, an alkenyl group, an alkynyl group, a cycloalkyl group, an aralkyl group, a heterocyclic group or a cyano group, groups represented by R.sup.5, R.sup.6, R.sup.7 and R.sup.8 each may have a substituent; q is 1, 2 or 3; X is a monovalent or bivalent; r is 0, 1 or 2; and p, q and r are selected so that the valence of the cobalt complex compound to be zero.
    • 公开了一种利用钴络合物的光还原的成像元件。 图像形成元件包括其上具有包含由式1或式2表示的钴络合物的层的载体; (1)其中,lig是能够与钴阳离子形成钴络合物的配位化合物; R 1,R 2,R 3和R 4各自独立地为芳基,烷基,烯基,炔基,环烷基,芳烷基,杂环基或氰基,条件是R 1, R2,R3和R4是烷基,烯基,炔基,环烷基,芳烷基,杂环基或氰基,由R1,R2,R3或R4表示的上述基团各自可以具有 取代基; X是一价或二价阴离子; m为1,2或3,当m为2或4时,多个lig可以相同或不同; n为2或3; s为0,1或2; 选择m,n和s,使钴络合物的化合价为零; (2)其中Dlig是能够与钴阳离子形成钴络合物的配位化合物; p为1,2或3,当p为2或3时,多个Dlig可以相同或不同,只要Dlig中的至少一种是具有染料部分或染料前体部分的苯二甲酸化合物; R5,R6,R7和R8分别独立地为芳基,烷基,烯基,炔基,环烷基,芳烷基,杂环基或氰基,R5,R6,R7 和R 8各自可以具有取代基; q为1,2或3; X是一价或二价; r为0,1或2; 并且选择p,q和r使得钴络合物的化合价为零。