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    • 1. 发明专利
    • Manufacturing method of surface-treated steel plate and surface-treated steel plate, resin-coated steel plate, and can and can top
    • 表面处理钢板和表面处理钢板,树脂涂层钢板,罐头和罐头的制造方法
    • JP2014177677A
    • 2014-09-25
    • JP2013052997
    • 2013-03-15
    • Jfe Steel CorpJfeスチール株式会社
    • SUZUKI TAKESHIOSHIMA YASUHIDESHIGEKUNI TOMOFUMINAKAMARU HIROKI
    • C23C28/00C25D9/10
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of a surface-treated steel plate that has superior resin adhesion and corrosion resistance and may replace a tin-free steel plate by not using chromium, and using only conventional plating facilities without requiring thermal diffusion processing facilities after plating, the surface-treated steel plate obtained by the manufacturing method, a resin-coated steel plate formed by coating the surface-treated steel plate with organic resin, and a can and a can top that use the same.SOLUTION: A manufacturing method of a surface-treated steel plate includes forming a coating containing Ti and O through a cathode electrolytic treatment in a solution containing Ti after forming an Ni layer on at least one surface of a steel plate through electrodeposition so that an Ni amount is 50-1,000 mg/mand then forming an Fe layer on the Ni layer through electrodeposition so that the mass ratio of an Fe amount to the Ni amount is 0.5-5.0.
    • 要解决的问题:提供具有优异的树脂粘合性和耐腐蚀性的表面处理钢板的制造方法,并且可以通过不使用铬代替无锡钢板,并且仅使用常规电镀设备而不需要热扩散加工 电镀后的设备,通过制造方法获得的表面处理钢板,通过用有机树脂涂覆表面处理钢板而形成的树脂涂层钢板,以及使用该表面处理钢板的罐和罐顶。解决方案:A 表面处理钢板的制造方法包括在通过电沉积在钢板的至少一个表面上形成Ni层之后,在含有Ti的溶液中通过阴极电解处理形成含有Ti和O的涂层,使得Ni量为50 然后通过电沉积在Ni层上形成Fe层,使得Fe量与Ni量的质量比为0.5-5.0。
    • 3. 发明专利
    • Container for steel plate
    • 集装箱钢板
    • JP2013237922A
    • 2013-11-28
    • JP2012194099
    • 2012-09-04
    • Jfe Steel CorpJfeスチール株式会社
    • SHIGEKUNI TOMOFUMINAKAMURA NORIHIKOSUZUKI TAKESHINAKAMARU HIROKITOBIYAMA YOICHIMIYAMOTO YUKAOSHIMA YASUHIDE
    • C23C22/08C25D5/26
    • PROBLEM TO BE SOLVED: To provide a steel sheet for a container, which exhibits excellent appearance property, superior adhesion to a coating material after retort treatment at a high temperature, and resistance to sulfurization blackening without containing Cr in its coating film.SOLUTION: A steel sheet for a container includes a steel sheet with a tin-plated layer, which has a steel sheet and a tin-plated layer covering at least a portion of the surface of the steel sheet, and a coating film arranged on the surface on the tin-plated layer side of the steel sheet with the tin-plated layer. The coating film contains a tin oxide, Zr, Ti and P. The quantity of electricity required for reducing the tin oxide is 0.20 to 3.50 mC/cm, and in the coating film, the amount of metal zirconium is 1.0 to 40.0 mg/m, the amount of metal titanium is >0.01 mg/mand
    • 要解决的问题:提供一种容器用钢板,其表现出优异的外观性能,在高温蒸煮处理后对涂料具有优异的粘合性,并且在其涂膜中不含Cr时耐硫化变黑。解决方案:A 用于容器的钢板包括具有镀锡层的钢板,其具有覆盖钢板表面的至少一部分的钢板和镀锡层,以及布置在钢板表面上的涂膜 钢板的镀锡层与镀锡层相接。 涂膜含有氧化锡,Zr,Ti和P.还原氧化锡所需的电量为0.20〜3.50mC / cm,在涂膜中,金属锆的量为1.0〜40.0mg / m 金属钛的含量> 0.01mg / ton <2.50mg / m 2,磷的量为0.10〜10.00mg / m 2。
    • 4. 发明专利
    • Tin-plated steel sheet
    • 镀锡钢板
    • JP2013177698A
    • 2013-09-09
    • JP2013128474
    • 2013-06-19
    • Jfe Steel CorpJfeスチール株式会社
    • SUZUKI TAKESHINAKAMURA NORIHIKOIWASA HIROKI
    • C23C22/08C23C28/00C25D11/36
    • PROBLEM TO BE SOLVED: To provide a tin-plated steel sheet which is free of Cr, in which degradation in the appearance or degradation in paint adhesiveness due to oxidation of a tin-plated surface can be suppressed, and also which can be inexpensively chemically converted, and to provide a method for producing the tin-plated steel sheet.SOLUTION: A tin-plated steel sheet includes at least on one side of a steel sheet an Sn-containing plating layer in which an Sn coating weight is 0.05-20 g/mper one side, includes on the Sn-containing plating layer a first chemical conversion film containing P and Sn in which a P coating weight is 0.3-10 mg/mper one side, and includes on the first chemical conversion film a second chemical conversion film containing P and Al in which a P coating weight is 1.2-10 mg/mper one side and an Al coating weight is 0.24-8.7 mg/mper one side.
    • 要解决的问题:提供一种不含Cr的镀锡钢板,其可以抑制由于镀锡表面的氧化导致的外观劣化或涂料粘附性降低,并且也可以廉价地化学 并且提供一种制造镀锡钢板的方法。方案:一种镀锡钢板,至少包括钢板的一侧,其中Sn涂层重量为0.05-20 g / mper一侧,在含Sn镀层上包含含有P和Sn的第一化学转化膜,其中P涂层重量为0.3-10mg / mper一侧,并且在第一化学转化膜上包含第二化学转化膜 含有P和Al的转化膜,其中P涂层重量为1.2-10mg / mper一侧,Al涂层重量为0.24-8.7mg / mper一侧。
    • 5. 发明专利
    • Surface treated metallic plate, resin-coated metallic plate, metallic can, and metallic lid
    • 表面处理金属板,树脂涂层金属板,金属罐和金属盖
    • JP2012107335A
    • 2012-06-07
    • JP2011268516
    • 2011-12-08
    • Jfe Steel CorpJfeスチール株式会社
    • TANAKA TAKUMISUZUKI TAKESHIIWASA HIROKI
    • C23C28/00B32B15/08B65D8/16C23C22/34C25D9/08
    • PROBLEM TO BE SOLVED: To provide a surface treated metallic plate having excellent adhesion to a resin and excellent corrosion resistance without using chromium and capable of being used as a substitute for a tin-free steel plate, to provide a method of manufacturing the same, to provide a resin coated metallic plate formed by applying an organic resin on the surface treated metallic plate, and to provide a metallic can and metallic lid using the resin coated metallic plate.SOLUTION: The surface treated metallic plate has a Ni film on at least one surface of a metallic plate, a film containing Zr and O on the surface of the Ni film, and an organic film on the film containing Zr and O, wherein the organic film is formed by making the film containing Zr and O contact an organic acid and it dry.
    • 要解决的问题:提供一种表面处理金属板,其具有优异的树脂粘合性和优异的耐腐蚀性,而不使用铬并能够用作无锡钢板的替代品,以提供制造方法 相同地,提供通过在表面处理的金属板上施加有机树脂而形成的树脂涂覆的金属板,并且使用树脂涂覆的金属板来提供金属罐和金属盖。 解决方案:表面处理金属板在金属板的至少一个表面上具有Ni膜,在Ni膜的表面上含有Zr和O的膜,以及含有Zr和O的膜上的有机膜, 其中有机膜通过使含有Zr和O的膜与有机酸接触而形成,并干燥。 版权所有(C)2012,JPO&INPIT
    • 7. 发明专利
    • Apparatus for continuous electrolytic treatment of steel sheet and method of manufacturing surface-treated steel sheet using the same
    • 钢板连续电解处理装置及使用其制造表面处理钢板的方法
    • JP2012062507A
    • 2012-03-29
    • JP2010206513
    • 2010-09-15
    • Jfe Steel CorpJfeスチール株式会社
    • MIYAMOTO YUKASUZUKI TAKESHINORO HISATOINOSE TADAOIWASA HIROKINAKAMURA NORIHIKOTOBIYAMA YOICHI
    • C25D17/10C25D9/10C25D21/00
    • C23C28/02C25D7/0614C25D7/0642C25D9/10C25D17/12
    • PROBLEM TO BE SOLVED: To provide an apparatus for continuous electrolytic treatment of a steel sheet, which is suitable for manufacturing a surface-treated steel sheet and is superior in corrosion resistance without using any Cr and in which superior wet resin adhesiveness is obtained even when executing the lamination under condition that the BO value of the resin film is increased, and to provide a method of manufacturing the surface-treated steel sheet using the apparatus.SOLUTION: In the apparatus for continuous electrolytic treatment of the steel sheet, N-pairs of plate-like electrodes having the length L are disposed opposite to both sides of the steel sheet. There are provided n-pieces of parts consisting of a conductive part composed of an electrode part of the length T1 and a non-conductive part with an electrode part of the length T2 being non-conducted, in the longitudinal direction of the electrodes on a surface opposite to the steel sheet surface of each electrode, and inequalities n×N≥10, 0.96≥T2/(T1+T2)≥0.05, and 0.9≥T1/L≥0.1 are satisfied.
    • 要解决的问题:提供适用于制造表面处理钢板的钢板的连续电解处理装置,并且在不使用任何Cr的情况下具有优异的耐腐蚀性,并且其中优良的湿树脂粘合性为 即使在树脂膜的BO值增加的条件下进行层压,也可以提供使用该装置制造表面处理钢板的方法。 解决方案:在钢板的连续电解处理装置中,具有长度L的N对板状电极与钢板的两侧相对设置。 设有由长度为T1的电极部分构成的导电部分和长度为T2的电极部分未导通的非导电部分的n部分,电极的纵向方向 表面与每个电极的钢板表面相对,并且不等式n×N≥10,0.96≥T2/(T1 + T2)≥0.05,并且满足0.9≥T1/L≥0.1。 版权所有(C)2012,JPO&INPIT
    • 9. 发明专利
    • Method for producing clean steel having excellent sulfide corrosion crack resistance
    • 生产具有优良硫化物腐蚀性抗裂性的清洁钢的方法
    • JP2010209372A
    • 2010-09-24
    • JP2009054333
    • 2009-03-09
    • Jfe Steel CorpJfeスチール株式会社
    • NAKAI YOSHIENABESHIMA SEIJISUZUKI TAKESHIMATSUBA TORU
    • C21C7/04C21C7/00C21C7/06C21C7/064C21C7/10
    • PROBLEM TO BE SOLVED: To produce a clean steel having a low content of CaO-Al
      2 O
      3 -based inclusions and having excellent sulfide corrosion crack resistance by Ca addition in two stages with high productivity and with high efficiency.
      SOLUTION: The method for producing a clean steel having excellent sulfide corrosion crack resistance is characterized in that Al is added to a molten steel upon tapping from a converter to a ladle or after tapping so as to deoxidize the molten steel, first, flux containing CaO is added to the molten steel in the ladle, desulfurization treatment is performed, further, a Ca-containing metal is added upon the desulfurization treatment, next, the molten metal in the ladle is subjected to vacuum degassing treatment, and further, a Ca-containing metal is added to the molten metal in the ladle after the vacuum degassing treatment, and subsequently, the molten steel is cast.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 待解决的问题:为了生产具有低含量的CaO-Al 2 3 的夹杂物并且通过Ca具有优异的耐硫化物腐蚀开裂性的清洁钢 分两个阶段,生产效率高,效率高。 解决方案:具有优异的耐硫化物腐蚀开裂性的清洁钢的制造方法的特征在于,在从转炉到钢包进行攻丝时,或者在钢包之后将钢添加到钢水中,以便使钢水脱氧, 在钢包中的钢水中加入含有CaO的助熔剂,进行脱硫处理,进一步在脱硫处理时添加含Ca金属,接着,对钢包中的熔融金属进行真空脱气处理, 在真空脱气处理之后,在浇包中的熔融金属中加入含Ca金属,随后浇铸钢水。 版权所有(C)2010,JPO&INPIT
    • 10. 发明专利
    • Tin-plated steel sheet and method for producing the same
    • 镀锡钢板及其制造方法
    • JP2010018834A
    • 2010-01-28
    • JP2008179679
    • 2008-07-10
    • Jfe Steel CorpJfeスチール株式会社
    • SUZUKI TAKESHINAKAMURA NORIHIKOIWASA HIROKI
    • C23C22/08C23C22/20C23C28/00C25D11/36
    • C23C22/20C23C2/26C23C22/08C23C22/73C23C28/00C23C2222/20C25D3/30C25D5/48C25D11/36
    • PROBLEM TO BE SOLVED: To provide a Cr-free tin-plated steel sheet which is capable of suppressing deterioration in appearance or decrease in adhesiveness to a coating material caused by oxidation of a tin-plated surface and can be inexpensively subjected to a chemical conversion treatment, and a method for producing the same. SOLUTION: The tin-plated steel sheet includes: a Sn-containing plating layer, formed on at least one surface of the steel sheet, having 0.05-20 g/m 2 Sn deposited per surface; a first chemical conversion coating film containing P and Sn formed on the Sn-containing plating layer, having 0.3-10 mg/m 2 P deposited per surface; a second chemical conversion coating film containing P and Al formed on the first chemical conversion coating film, having 1.2-10 mg/m 2 P and 0.24-8.7 mg/m 2 Al deposited per surface; and a layer treated by a silane coupling agent formed on the second chemical conversion coating film, having 0.10-100 mg/m 2 Si deposited per surface. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种能够抑制外观劣化或由镀锡表面的氧化引起的涂料粘附性降低的无Cr镀锡钢板,并且可以廉价地 化学转化处理及其制造方法。 &lt; P&gt;解决方案:镀锡钢板包括:形成在钢板的至少一个表面上的含Sn镀层,每个表面沉积0.05-20g / m 2 SP / Sn ; 在含Sn镀层上形成含有P和Sn的第一化学转化膜,每个表面沉积0.3〜10mg / m 2 / SPP; 在第一化学转化膜上形成含有P和Al的第二化学转化膜,其具有1.2-10mg / m 2 SPP和0.24-8.7mg / m 2 SP / 每表面沉积Al; 以及由形成在第二化学转化涂膜上的硅烷偶联剂处理的层,每个表面沉积0.10-100mg / m 2 SP / Si。 版权所有(C)2010,JPO&INPIT