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    • 53. 发明授权
    • Liquid jet recording head
    • 液体喷射记录头
    • US4688054A
    • 1987-08-18
    • US880210
    • 1986-06-30
    • Tadayoshi InamotoHiromichi NoguchiMegumi Munakata
    • Tadayoshi InamotoHiromichi NoguchiMegumi Munakata
    • C08F283/10C08F285/00C09D4/06G03F7/032G03F7/033G01D15/18
    • G03F7/033C08F283/10C08F285/00C09D4/06G03F7/032
    • A liquid jet recording head has a liquid passage communicated to the discharging outlet of the liquid provided on a substrate surface, said passage being formed by subjecting a layer of a resin composition curable with an active energy ray to a predetermined pattern exposure with the use of said active energy ray to thereby form a cured region of said resin composition and removing the uncured region from said layer, said resin composition comprising the component (i) shown below and at least one of the components (ii) and (iii) shown below:(i) a graft copolymerized polymer comprising a trunk chain composed mainly of structural units derived from at least one monomer selected from the group consisting of alkyl methacrylate, acrylonitrile and styrene, having graft chains composed mainly of structural units derived from at least one monomer selected from the group consisting of (A) hydroxyl containing acrylic monomers, (B) amino or alkylamino containing acrylic monomers, (C) carboxylic containing acrylic or vinyl monomers, (D) N-vinylpyrrolidone or its derivatives, (E) vinylpyridine or its derivatives and (F) acrylamide derivatives represented by the following general formula I: ##STR1## (wherein R.sup.1 represents hydrogen or an alkyl or hydroxyalkyl group having 1 to 3 carbon atoms, and R.sup.2 represents hydrogen or an alkyl or acyl group having 1 to 4 carbon atoms which may have one or more hydroxy groups) added to said trunk chain;(ii) an epoxy resin comprising at least one compound having two or more epoxy groups in the molecule, the epoxy groups existing in said epoxy resin being partially esterified with an unsaturated carboxylic acid; and(iii) a monomer having an ethylenically unsaturated bond.
    • 液体喷射记录头具有连通到设置在基板表面上的液体的排出口的液体通道,所述通道通过使用可用活性能量射线固化的树脂组合物层进行预定图案曝光而形成, 所述活性能量射线从而形成所述树脂组合物的固化区域并从所述层去除未固化区域,所述树脂组合物包含下述组分(i)和至少一种如下所示的组分(ii)和(iii) (i)接枝共聚聚合物,其包括主要由衍生自至少一种选自甲基丙烯酸烷基酯,丙烯腈和苯乙烯的单体的结构单元组成的主链,其具有主要由衍生自至少一种单体的结构单元组成的接枝链 选自(A)含羟基的丙烯酸单体,(B)氨基或含烷基氨基的丙烯酸单体,(C)羧酸 含有丙烯酸或乙烯基单体,(D)N-乙烯基吡咯烷酮或其衍生物,(E)乙烯基吡啶或其衍生物和(F)丙烯酰胺衍生物,由以下通式I表示:其中R1表示氢或烷基或羟烷基 具有1至3个碳原子的基团,并且R 2表示氢或可具有一个或多个羟基的具有1至4个碳原子的烷基或酰基); (ii)包含至少一种在分子中具有两个或更多个环氧基的化合物的环氧树脂,所述环氧树脂中存在的环氧基被不饱和羧酸部分酯化; 和(iii)具有烯属不饱和键的单体。