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    • 3. 发明授权
    • Optical image-recording material
    • 光学图像记录材料
    • US5051333A
    • 1991-09-24
    • US541865
    • 1990-06-21
    • Naoto YanagiharaKen IwakuraTosiaki EndoKeiso Saeki
    • Naoto YanagiharaKen IwakuraTosiaki EndoKeiso Saeki
    • G03C1/00G03F7/004
    • G03C1/002G03F7/002
    • An optical image-recording material comprising:(a) microcapsules, in which at least one leuco dye capable of forming a color by oxidation and at least one photo-oxidizing agent are enclosed together, and (b) at least one reducing agent not enclosed in the microcapsules, or(c) microcapsules, in which at least one reducing agent is enclosed, and (d) both at least one leuco dye capable of forming a color by oxidation and at least one photo-oxidizing agent not enclosed in the microcapsules,wherein the microcapsules have capsule walls made from a material which lowers its permeability barrier to at least one component selected from the photo-oxidizing agent and the reducing agent when the capsule wall material is heated above its glass transition temperature, and the leuco dye is a xanthene compound having an N-substituted anilino group substituted by an electron attracting group.
    • 一种光学图像记录材料,包括:(a)微胶囊,其中至少一种能够通过氧化形成颜色的无色染料和至少一种光氧化剂被包封在一起,和(b)至少一种不包含的还原剂 在微胶囊中,或(c)其中封闭有至少一种还原剂的微胶囊,和(d)能够通过氧化形成颜色的至少一种无色染料和不包封在微胶囊中的至少一种光氧化剂 其中,所述微胶囊具有由将所述胶囊壁材料加热到高于其玻璃化转变温度时将其对所述光氧化剂和还原剂中的至少一种成分的透过性阻挡性降低的材料制成的胶囊壁,所述无色染料为 具有被吸电子基团取代的N-取代苯胺基的呫吨化合物。
    • 4. 发明授权
    • Light image forming material and image-recording method using such
    • 光成像材料和使用这种图像记录方法
    • US4929530A
    • 1990-05-29
    • US324504
    • 1989-03-16
    • Keiso SaekiTosiaki Endo
    • Keiso SaekiTosiaki Endo
    • G03C1/675G03C1/73
    • G03C1/732G03C1/675
    • An optical image forming material comprising a support (A) at least one member selected from the group consisting of oxidative-developable leuco dyes, (B) at least one member selected from the group consisting of photo-oxidizing agents, (C) at least one reducing agent and (D) at least one organic sulfonamide compound and/or at least one member selected from the group consisting of hydroxy compounds represented by the following formula (I) or (II) ##STR1## wherein R.sub.1 to R.sub.11 are as described herein, the leuco dye (A) and the photo-oxidizing agent (B) being present in microcapsules, and the reducing agent (C) and the organic sulfonamide compound and/or the hydroxy compound (D) being present outside of the microcapsules.
    • 一种光学成像材料,其包括载体(A)至少一种选自氧化可显影的无色染料,(B)至少一种选自光氧化剂,(C)至少 一种还原剂和(D)至少一种有机磺酰胺化合物和/或选自由下式(I)或(II)表示的羟基化合物组成的组中的至少一种。 II)其中R 1至R 11如本文所述,无色染料(A)和光氧化剂(B)存在于微胶囊中,还原剂(C)和有机磺酰胺化合物和/或羟基化合物 D)存在于微胶囊外。
    • 5. 发明授权
    • Image-forming material
    • 成像材料
    • US5389489A
    • 1995-02-14
    • US63467
    • 1993-05-19
    • Naoto YanagiharaTosiaki EndoNaotaka Wachi
    • Naoto YanagiharaTosiaki EndoNaotaka Wachi
    • G03C1/675C09B11/28G03C1/73G03F3/10G03F7/00G03F7/004
    • G03C1/732C09B11/28G03F3/10G03F7/002
    • An image-forming material which includes on a support a coating layer containing at least (A) a microcapsule, which encapsulates (1) a leuco dye that forms color upon oxidative development and (2) a photooxidizing agent and (B) a reducing agent, wherein the leuco dye is a xanthene derivative represented by the following formula (1): ##STR1## wherein R.sup.1 and R.sup.2, which may be the same or different, each designates a hydrogen atom, an alkyl group, an aralkyl group, or an aryl group; R.sup.3 designates a hydrogen atom, an alkyl group, an aralkyl group, an aryl group, a halogen atom, an alkoxy group, an aryloxy group, an alkylthio group, or an arylthio group; R.sup.4 and R.sup.5 which may be the same or different, each designates a hydrogen atom, an alkyl group, an alkoxy group, a halogen atom, a trifluoromethyl group, a substituted carbonyl group, or a substituted sulfonyl group; and R.sup.6 designates a hydrogen atom, an alkyl group, or a substituted carbonyl group; andwherein R.sup.1 and R.sup.2, and/or R.sup.4 and R.sup.5 may be bonded to each other to form a ring which may include an unsaturated bond or a hetero ring.
    • 一种成像材料,其在载体上包含至少含有(A)微胶囊的涂层,其包封(1)在氧化显影时形成颜色的无色染料和(2)光氧化剂和(B)还原剂 ,其中无色染料是下式(1)表示的呫吨衍生物:其中R 1和R 2可以相同或不同,各自表示氢原子,烷基,芳烷基 ,或芳基; R3表示氢原子,烷基,芳烷基,芳基,卤素原子,烷氧基,芳氧基,烷硫基或芳硫基; R4和R5可以相同或不同,分别表示氢原子,烷基,烷氧基,卤素原子,三氟甲基,取代的羰基或取代的磺酰基; R6表示氢原子,烷基或取代的羰基; 并且其中R 1和R 2,和/或R 4和R 5可以彼此键合以形成可以包含不饱和键或杂环的环。