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    • 1. 发明申请
    • Method of producing aluminum alloy sheet for lithographic printing plate
    • 平版印刷版铝合金板的制造方法
    • US20080289731A1
    • 2008-11-27
    • US12152145
    • 2008-05-13
    • Akio UesugiAtsushi MatsuuraAtsushi HibinoHiroshi Ougi
    • Akio UesugiAtsushi MatsuuraAtsushi HibinoHiroshi Ougi
    • C22F1/04
    • C22C21/06B21B2003/001C22C21/00
    • A method of producing an aluminum alloy sheet for a lithographic printing plate includes homogenizing an ingot of an aluminum alloy at 500 to 610° C. for one hour or more, the aluminum alloy containing 0.05 to 1.5% of Mg, 0.1 to 0.7% of Fe, 0.03 to 0.15% of Si, 0.0001 to 0.10% of Cu, and 0.0001 to 0.1% of Ti, with the balance being aluminum and unavoidable impurities, subjecting the homogenized product to rough hot rolling, a start temperature of the rough hot rolling being 430 to 500° C. and a finish temperature of the rough hot rolling being 400° C. or more, holding the product subjected to the rough hot rolling for 60 to 300 seconds after completion of the rough hot rolling to recrystallize the surface of the product, subjecting the resulting product to finish hot rolling that is finished at 320 to 370° C., and winding up the resulting product in the shape of a coil to obtain a hot-rolled product having a surface with an average recrystallized grain size in a direction perpendicular to a rolling direction of 50 μm or less. The aluminum alloy may contain 2 to 30 ppm of Pb.
    • 制造平版印刷版铝合金板的方法包括在500〜610℃下均匀化铝合金锭1小时以上,含有0.05〜1.5%的Mg的铝合金,0.1〜0.7%的Mg Fe,0.03〜0.15%的Si,0.0001〜0.10%的Cu和0.0001〜0.1%的Ti,余量为铝和不可避免的杂质,对均质化物进行粗加热,粗轧的开始温度 为430〜500℃,粗加热后的终轧温度为400℃以上,在粗加工热轧结束后,使粗轧后的产品保持60〜300秒,使表面再结晶 该产品对所得产品进行在320-370℃下精加工的热轧,并将所得产品卷绕成线圈形状,得到具有平均再结晶晶粒度的表面的热轧产品 在一个方向上 滚动方向为50mum以下。 铝合金可含有2〜30ppm的Pb。
    • 4. 发明授权
    • Aluminum alloy sheet for lithographic printing plate and method of producing the same
    • 用于平版印刷版的铝合金板及其制造方法
    • US07938916B2
    • 2011-05-10
    • US12157869
    • 2008-06-13
    • Akio UesugiAtsushi MatsuuraHiroshi OugiAtsushi Hibino
    • Akio UesugiAtsushi MatsuuraHiroshi OugiAtsushi Hibino
    • C22C21/00
    • C22F1/04B41N1/083C22C21/00
    • An aluminum alloy sheet for a lithographic printing plate is obtained by homogenizing an ingot of an aluminum alloy at 500 to 610° C. for one hour or more, the aluminum alloy containing 0.03 to 0.15% of Si, 0.2 to 0.6% of Fe, 0.005 to 0.05% of Ti, and 2 to 30 ppm of Pb, with the balance being aluminum and unavoidable impurities, subjecting the homogenized product to rough hot rolling, a start temperature of the rough hot rolling being 430 to 500° C. and a finish temperature of the rough hot rolling being 400° C. or more, holding the product subjected to rough hot rolling for 60 to 300 seconds after the completion of the rough hot rolling to recrystallize the surface of the product, and subjecting the resulting product to finish hot rolling that is finished at 320 to 370° C. The aluminum alloy sheet has an average recrystallized grain diameter of 50 μm or less in a surface area in a direction perpendicular to a rolling direction, and has a Pb concentration 100 to 400 times an average Pb concentration in a surface area up to a depth of 0.2 μm from the surface of the aluminum alloy sheet.
    • 通过将500〜610℃的铝合金锭均质化1小时以上,可得到平版印刷版铝合金板,含有0.03〜0.15%的Si,0.2〜0.6%的Fe, 0.005〜0.05%的Ti和2〜30ppm的Pb,余量为铝和不可避免的杂质,对均质产物进行粗加热,粗热轧的起始温度为430〜500℃, 粗热轧的最终温度为400℃以上,在粗加热轧制结束后将粗轧的产品保持60〜300秒,使产品的表面再结晶,对得到的产品进行 在320〜370℃下完成热精轧。铝合金板在与轧制方向垂直的方向上的表面积中的平均再结晶粒径为50μm以下,Pb浓度为100〜400倍 平均 在距离铝合金板表面0.2μm深度的表面积中的Pb Pb浓度。
    • 5. 发明申请
    • Aluminum alloy sheet for lithographic printing plate and method of producing the same
    • 用于平版印刷版的铝合金板及其制造方法
    • US20090014103A1
    • 2009-01-15
    • US12157869
    • 2008-06-13
    • Akio UesugiAtsushi MatsuuraHiroshi OugiAtsushi Hibino
    • Akio UesugiAtsushi MatsuuraHiroshi OugiAtsushi Hibino
    • C22F1/04
    • C22F1/04B41N1/083C22C21/00
    • An aluminum alloy sheet for a lithographic printing plate is obtained by homogenizing an ingot of an aluminum alloy at 500 to 610° C. for one hour or more, the aluminum alloy containing 0.03 to 0.15% of Si, 0.2 to 0.6% of Fe, 0.005 to 0.05% of Ti, and 2 to 30 ppm of Pb, with the balance being aluminum and unavoidable impurities, subjecting the homogenized product to rough hot rolling, a start temperature of the rough hot rolling being 430 to 500° C. and a finish temperature of the rough hot rolling being 400° C. or more, holding the product subjected to rough hot rolling for 60 to 300 seconds after the completion of the rough hot rolling to recrystallize the surface of the product, and subjecting the resulting product to finish hot rolling that is finished at 320 to 370° C. The aluminum alloy sheet has an average recrystallized grain diameter of 50 μm or less in a surface area in a direction perpendicular to a rolling direction, and has a Pb concentration 100 to 400 times an average Pb concentration in a surface area up to a depth of 0.2 μm from the surface of the aluminum alloy sheet.
    • 通过将500〜610℃的铝合金锭均质化1小时以上,可得到平版印刷版铝合金板,含有0.03〜0.15%的Si,0.2〜0.6%的Fe, 0.005〜0.05%的Ti和2〜30ppm的Pb,余量为铝和不可避免的杂质,对均质产物进行粗加热,粗热轧的起始温度为430〜500℃, 粗热轧的最终温度为400℃以上,在粗加热轧制结束后将粗轧的产品保持60〜300秒,使产品的表面再结晶,对得到的产品进行 在320〜370℃下完成热精轧。铝合金板在与轧制方向垂直的方向上的表面积中的平均再结晶粒径为50μm以下,Pb浓度为100〜400倍 平均 在距离铝合金板表面0.2μm以下的表面积中的Pb Pb浓度。
    • 6. 发明申请
    • Lithographic printing plate support and method of manufacturing the same
    • 平版印刷版支持及其制造方法
    • US20060210927A1
    • 2006-09-21
    • US11377546
    • 2006-03-17
    • Atsushi MatsuuraHirokazu SawadaAkio Uesugi
    • Atsushi MatsuuraHirokazu SawadaAkio Uesugi
    • G03F7/00
    • B41N3/04B41N3/034C25F3/04
    • A lithographic printing plate support capable of obtaining a presensitized plate which is excellent in scumming resistance and scratch resistance and achieves a good balance between sensitivity and press life, and a method of manufacturing the support are provided. The support includes a surface which has an arithmetic mean roughness Ra of 0.36 to 0.50 μm; not more than 3.0 recesses with a depth of at least 4 μm per 400 μm square region; and a surface area ratio ΔS5(0.02-0.2) determined from Sx5(0.02-0.2) denoting the actual surface area of a 5 μm square surface region as determined by three-point approximation based on data obtained by extracting 0.02 to 0.2 μm wavelength components from three-dimensional data on the surface region measured with an atomic force microscope at 512×512 points and S0 denoting the geometrically measured surface area of the surface region, of 50 to 90%.
    • 提供一种能够获得耐浮渣性和耐划伤性优异并且在灵敏度和印刷寿命之间达到良好平衡的预敏板的平版印刷版支撑体,以及制造支持体的方法。 支撑体包括具有0.36至0.50μm的算术平均粗糙度R a a的表面; 不超过3.0个凹槽,每400平方米区域深度至少为4 mum; 并且由S×5(0.02-0.2)确定的表示面积比ΔS5(0.02-0.2)表示实际的表面积 基于通过用原子力显微镜以512×512点测量的表面区域上的三维数据提取0.02至0.2μm波长分量而获得的数据,通过三点近似确定的5个正方形表面区域,并且S < SUB>表示表面区域的几何测量表面积,为50〜90%。