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    • 3. 发明授权
    • Inkjet recording head and inkjet recording device
    • 喷墨记录头和喷墨记录装置
    • US07264329B2
    • 2007-09-04
    • US10946296
    • 2004-09-22
    • Eiichi KatoTakahiro Ishizuka
    • Eiichi KatoTakahiro Ishizuka
    • B41J2/15
    • B41J2/164B41J2/1606B41J2/162
    • To provide an inkjet recording head in which a high ink repelling property is kept even against the repeated use and which is excellent in film strength and abrasion resistance and is excellent with respect to printing quality of the resulting image, the inkjet recording head includes a nozzle having: a hole for discharging a recording liquid including an ink; and a portion capable of repelling the ink at the periphery of the hole, wherein the portion includes a cured film formed from a composition having a block copolymer, and the block copolymer includes: a block polymer having a fluorine-containing polymer; and a block polymer having a repeating unit having a siloxane structure.
    • 为了提供一种喷墨记录头,其中即使不重复使用也能保持高的斥墨性,并且膜强度和耐磨性优异,并且在所得图像的打印质量方面优异,喷墨记录头包括喷嘴 具有:用于排出包括油墨的记录液体的孔; 以及能够在孔周边排斥墨水的部分,其中所述部分包括由具有嵌段共聚物的组合物形成的固化膜,并且所述嵌段共聚物包括:具有含氟聚合物的嵌段聚合物; 和具有具有硅氧烷结构的重复单元的嵌段聚合物。
    • 5. 发明授权
    • Computer-to-cylinder type lithographic printing method and computer-to-cylinder type lithographic printing apparatus
    • 计算机对圆柱型平版印刷方法和计算机对圆柱型平版印刷设备
    • US06470799B2
    • 2002-10-29
    • US09818529
    • 2001-03-28
    • Yusuke NakazawaHideyuki KoguchiKazuo IshiiEiichi Kato
    • Yusuke NakazawaHideyuki KoguchiKazuo IshiiEiichi Kato
    • B41C110
    • B41J2/06B41C1/1066B41J2002/012B41J2002/061
    • A method of computer-to-cylinder lithographic printing, comprising: loading a plate material on a rotative plate cylinder of a lithographic printing apparatus; rotating the plate cylinder having loaded thereon the plate material; forming an image directly onto the plate material by an inkjet image-recording process which comprises ejecting an oil-based ink from a recording head having a plurality of ejecting channels, based on image data signals, utilizing an electrostatic field, to prepare a printing plate; subsequently performing lithographic printing with the thus prepared printing plate, wherein the recording head is driven so that every n'th channel thereof is actuated in a common phase, and wherein the plate cylinder is rotated to give a surface rotational speed V (mm/sec) of the plate material as represented by the following formula: V=25.4×(f×n)/N wherein N represents a recording resolution (dots/25.4 mm) along a rotative direction of the plate cylinder on the plate material, and f represents a driving frequency f (Hz) of each ejecting channel of the recording head.
    • 一种计算机对滚筒平版印刷的方法,包括:将平板印刷材料装载在平版印刷装置的旋转印版滚筒上; 旋转其上装有板材的印版滚筒; 通过喷墨图像记录方法将图像直接形成在板材上,其包括基于图像数据信号,利用静电场从具有多个喷射通道的记录头喷射油性油墨,以制备印刷板 ; 随后用如此制备的印版执行平版印刷,其中记录头被驱动,使得其第n个通道在公共相中被致动,并且其中印版滚筒旋转以提供表面旋转速度V(mm / sec )如下式所示:其中N表示沿着板材上的印版滚筒的旋转方向的记录分辨率(点/ 25.4mm),f表示每个喷射的印刷滚筒的驱动频率f(Hz) 通道的记录头。
    • 7. 发明授权
    • Direct drawing type lithographic printing plate precursor
    • 直接绘图型平版印刷版前体
    • US06393985B1
    • 2002-05-28
    • US09473501
    • 1999-12-28
    • Hiroshi TashiroEiichi Kato
    • Hiroshi TashiroEiichi Kato
    • B41N114
    • B41C1/1066B41N1/14Y10T428/256
    • A direct drawing type lithographic printing plate precursor comprising a water-resistant support having provided thereon an image-receiving layer comprising inorganic particles and a binder resin, wherein the inorganic particles comprise at least one kind of particles selected from: (i) metal oxide particles having an average particle size of from 0.01 to 5 &mgr;m and comprising a metal atom selected from Mg, Ba, Ge, Sn, Zn, Pb, La, Zr, V, Cr, Mo, W, Mn, Co, Ni and Cu; (ii) metal hydroxide particles having an average particle size of from 0.01 to 5 &mgr;m, the metal hydroxide being represented by the formula (I): M(OH)x  (I) wherein M represents a metal atom selected from Mg, Ba, Al, Ti, Zn, Cu, Ni, Sn, Co, Ge, Fe and La, and x represents a valence of the metal M; and (iii) double oxide particles having an average particle size of from 0.01 to 5 &mgr;m and comprising at least one metal atom selected from Mg, Al, Si, Ti, Zr, Cr, V, Mo, Sn, W and Nb, and wherein the binder resin comprises a complex comprising: a resin containing a siloxane bond in which a silicon atom is connected with an oxygen atom; and an organic polymer containing a group capable of forming a hydrogen bond with the resin containing a siloxane bond.
    • 一种直接拉伸型平版印刷版原版,其特征在于,具有防水载体,其上设置有包含无机颗粒和粘合剂树脂的图像接受层,其中所述无机颗粒包含至少一种选自以下的颗粒:(i)金属氧化物颗粒 平均粒径为0.01〜5μm,包含选自Mg,Ba,Ge,Sn,Zn,Pb,La,Zr,V,Cr,Mo,W,Mn,Co,Ni和Cu的金属原子; (ii)平均粒径为0.01〜5μm的金属氢氧化物粒子,所述金属氢氧化物由式(I)表示:其中,M表示选自Mg,Ba,Al,Ti,Zn,Cu, Ni,Sn,Co,Ge,Fe和La,x表示金属M的化合价; 和(iii)平均粒度为0.01〜5μm的二氧化物粒子,其含有选自Mg,Al,Si,Ti,Zr,Cr,V,Mo,Sn,W和Nb中的至少一种金属原子,以及 其中所述粘合剂树脂包含复合物,所述配合物包含:含有硅原子与氧原子连接的硅氧烷键的树脂; 和含有与含有硅氧烷键的树脂形成氢键的基团的有机聚合物。
    • 9. 发明授权
    • Lithographic printing plate precursor and method of preparing lithographic printing plate using the same
    • 平版印刷版原版及使用其制备平版印刷版的方法
    • US06231988B1
    • 2001-05-15
    • US09152922
    • 1998-09-14
    • Eiichi KatoSeishi Kasai
    • Eiichi KatoSeishi Kasai
    • B32B904
    • B41C1/1058B41C1/1066G03G13/28G03G13/283G03G13/286Y10T428/256Y10T428/31Y10T428/31663
    • A lithographic printing plate precursor comprising a waterproof support having thereon an image-receiving layer, wherein the image-receiving layer comprises at least anatase-type titanium oxide grains and a resin having a siloxane bond in which silicon atoms are linked via an oxygen atom, the surface of the image-receiving layer has at least 25 degrees of contact angle with water and the contact angle with water is reduced to 15 degrees or below when it is irradiated with ultraviolet light: and a method for preparing a lithographic printing plate from the aforesaid lithographic printing plate precursor, which comprises forming a colored image on the image-receiving layer of the printing plate precursor by utilizing an electrophotographic recording system or an ink jet recording system and desensitizing the image-receiving layer by overall irradiation with ultraviolet light to change the non-image area to a water-receptive surface.
    • 一种平版印刷版原版,其特征在于,具有防水载体,其上具有图像接收层,其中所述图像接收层至少包含锐钛矿型氧化钛颗粒和具有硅氧烷键的树脂,其中硅原子通过氧原子连接, 图像接收层的表面与水的接触角至少为25度,并且当用紫外线照射时,与水的接触角降低到15度以下;以及从该光刻胶制备平版印刷版的方法 上述平版印刷版原版,其包括通过利用电子照相记录系统或喷墨记录系统在印版前体的图像接收层上形成着色图像,并且通过用紫外光整体照射来使图像接收层脱敏以改变 非图像区域到接受水的表面。