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1. 发明专利

JP2001019902A COATING MATERIAL COMPOSITION CAPABLE OF FORMING LUBRICATING MEMBRANE EXCELLENT IN PRESS WORKABILITY AND WELDABILITY, AND LUBRICATING SURFACE TREATED STEEL SHEET USING THE SAME COMPOSITION 失效
公开(公告)号：JP2001019902A
公开(公告)日：2001-01-23
申请号：JP19385499
申请日：1999-07-08
申请人： NIPPON STEEL CORP , TAKEDA CHEMICAL INDUSTRIES LTD
发明人： MORI YOICHIRO , SAKIYAMA TATSUYA , FUDA MASAHIRO , WAKE RYOSUKE , KUROSAKI MASAO , ISAKI TERUAKI , TAWA TSUTOMU , KODA CHIKAKO , SHIRAKI HIROYUKI
IPC分类号： B21D22/28 , C09D5/00 , C09D175/04 , C10M105/04 , C10M105/24 , C10M107/02 , C10M107/38 , C10M125/26 , C10M149/18 , C10M169/04 , C10M171/06 , C10N20/06 , C10N30/00 , C10N30/12 , C10N40/24 , C10N50/08 , C23C22/24 , C23C28/00
摘要： PROBLEM TO BE SOLVED: To provide a coating material composition enabling a lubricating membrane excellent in press workability and weldability to be formed, and to provide a lubricating surface treated steel sheet using the same composition. SOLUTION: This coating material composition enabling a lubricating membrane excellent in press workability and weldability mainly comprises (A) aqueous composition of a polyurethane having carboxyl group in its molecule with a tertiary amine having a boiling point of >=120 deg.C as a neutralizer for the carboxyl group and (B) a lubricating function-imparting agent in an amount of 1-30 wt.% based on the solid content of the ingredient A. This lubricating surface treated steel sheet excellent in press workability and weldability features that chromate coatings are formed on both surfaces of a coated steel sheet in such a way that a chromium deposit has a quantity of 10-200 mg/m2/(one surface) in terms of metallic chromium and then the upper layers of both surfaces are or the upper layer of one surface is coated with the above coating material composition in such a way that the dried coating thickness is 0.1-2 μm.

2. 发明专利

JP2000309747A COATING COMPOSITION HAVING ABILITY TO FORM LUBRICATIVE FILM EXCELLENT IN PRESS-MOLDABILITY AND SCUFFING- RESISTANCE, AND OF ALKALI-SOLUBLE TYPE, AND METAL PRODUCT HAVING LUBRICATIVELY TREATED SURFACE USING THIS COMPOSITION 失效
公开(公告)号：JP2000309747A
公开(公告)日：2000-11-07
申请号：JP36047699
申请日：1999-12-20
申请人： NIPPON STEEL CORP , TAKEDA CHEMICAL INDUSTRIES LTD
发明人： MORI YOICHIRO , YAMAZAKI MAKOTO , FUDA MASAHIRO , WAKE RYOSUKE , TAWA TSUTOMU , KODA CHIKAKO , HIRATA FUMIAKI
IPC分类号： B05D7/14 , B05D7/24 , C08G18/08 , C08G18/12 , C08G18/66 , C09D5/00 , C09D175/04 , C09D175/06
摘要： PROBLEM TO BE SOLVED: To provide a coating composition having the ability to form a lubricative film excellent in press-moldability and scuffing-resistance, and of an alkali- soluble type, and provide a metal product having a lubricatively treated surface using this composition. SOLUTION: A coating composition having the ability to form a lubricative film excellent in press-moldability and scuffing-resistance, and of an alkali- soluble type, comprises as main components (A) a polyurethane aqueous composition and (B) a lubricity imparting agent of 1-30 wt.% relative to the solid content of the aforedescribed polyurethane aqueous composition. In addition, a metal product having a lubricatively treated surface of an excellent press- moldability and scuffing-resistance is formed by so covering this coating composition for the dried film thickness as to be 0.5-5 μm. Preferably, the coating composition contains furthermore as a main component (C) silica particles of 1-30 wt.% relative to the solid content of the polyurethane aqueous composition.

3. 发明专利

JP2012116088A Coated galvanized steel sheet 有权
标题翻译：涂镀钢板
公开(公告)号：JP2012116088A
公开(公告)日：2012-06-21
申请号：JP2010267701
申请日：2010-11-30
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： FUDA MASAHIRO , SHOJI HIROMASA , MORISHITA ATSUSHI , HAYASHI KIMITAKA
IPC分类号： B32B15/08 , C23C22/07 , C25D9/10
摘要： PROBLEM TO BE SOLVED: To provide a chromate-free coated galvanized steel sheet which has extremely excellent corrosion resistance, workability, scratch resistance, chemical resistance or the like without using hexavalent chromium whose environmental load is high.SOLUTION: In the surface treated steel sheet, at least one side of a galvanized steel sheet is provided with a silicon oxide-based film, and on the surface of the silicon oxide-based film, an organic resin-based film is coated. The organic resin-based film includes at least one kind selected from a carboxyl group, a hydroxyl group, a sulfonic acid group and a silanol group in the structure. The ratio (I/I) of the infrared absorption spectrum intensity Iderived from Si-OH to the infrared absorption spectrum intensity Iderived from an Si-O-Si bond, in the silicon oxide film, is at least 0.1.
摘要翻译：要解决的问题：提供一种不使用环境负荷高的六价铬的，具有极好的耐腐蚀性，可加工性，耐刮擦性，耐化学性等的无铬酸盐镀锌钢板。解决方案：在表面处理钢板中，镀锌钢板的至少一侧设置有氧化硅系膜，在氧化硅系膜的表面上，有机树脂系膜为涂。有机树脂类膜在结构中包含选自羧基，羟基，磺酸基和硅烷醇基中的至少一种。红外吸收光谱强度I SiOH的比例（I SiOH / I SiOSi 来自Si-OH的SiO 2 / SB>至氧化硅膜中由Si-O-Si键衍生的红外吸收光谱强度I SiOSi 为0.1以上。版权所有（C）2012，JPO＆INPIT

4. 发明专利

JP2012116057A Chromate-free color-coated metal sheet 审中-公开
标题翻译：无铬无色涂层金属片
公开(公告)号：JP2012116057A
公开(公告)日：2012-06-21
申请号：JP2010266796
申请日：2010-11-30
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： MORISHITA ATSUSHI , HAYASHI KIMITAKA , FUDA MASAHIRO
IPC分类号： B32B15/08 , B05D7/14
摘要： PROBLEM TO BE SOLVED: To provide an inexpensive chromium-free color-coated metal sheet which does not comprise hexavalent chromium having a high environmental load properties and has extremely superior designability (coloring properties and concealing properties including a worked part), moisture resistance, corrosion resistance, workability, scratch resistance, chemical resistance or the like.SOLUTION: The chromate-free color-coated metal sheet has a color-coating film (α) formed by coating at least one side of a metal sheet with an aqueous color composition (X) comprising the aqueous dispersion (A) of an organic resin (a) comprising an anionic functional group; the aqueous dispersion (B) of a color pigment (b2) dispersed by using a water-soluble acrylic resin (b1) as a dispersant; and the aqueous dispersion (C) of colloidal silica particles (c), and performing heating and drying.
摘要翻译：要解决的问题：为了提供不含有具有高环境负荷性能的六价铬并且具有非常优异的设计性（着色性能和包括加工部分的隐蔽性）的廉价的无铬彩涂金属片，水分电阻，耐腐蚀性，可加工性，耐擦伤性，耐化学性等。解决方案：不含铬酸盐的彩色金属片具有通过用包含水性分散体（A）的水性颜料组合物（X）涂覆金属片的至少一面而形成的着色涂膜（α）包含阴离子官能团的有机树脂（a）通过使用水溶性丙烯酸树脂（b1）作为分散剂分散的着色颜料（b2）的水性分散体（B）和胶体二氧化硅粒子（c）的水分散液（C），进行加热干燥。版权所有（C）2012，JPO＆INPIT

5. 发明专利

JP2004237499A Precoated metal sheet excellent in processed part corrosion resistance and metal part using the same 审中-公开
公开(公告)号：JP2004237499A
公开(公告)日：2004-08-26
申请号：JP2003027509
申请日：2003-02-04
申请人： Dainippon Toryo Co Ltd , Nippon Steel Corp , 大日本塗料株式会社 , 新日本製鐵株式会社
发明人： UEDA KOHEI , KANAI HIROSHI , FUDA MASAHIRO , NAGAI YOSHINORI
IPC分类号： B05D7/14 , B05D7/24 , B32B15/08 , B32B15/09 , C23C28/00
摘要： PROBLEM TO BE SOLVED: To provide a precoated metal sheet excellent in the outdoor corrosion resistance of a draw processing part.
SOLUTION: The precoated metal sheet has at least one layer comprising a coating film, which has a flow region in a viscoelasticity curve showing a relation between the logarithm of storage elastic modulus (E') and a temprature (T) and is characterized in that the minimum inclination of [log E'/T] in the flow region is -0.02 Pa/°C or below, on one side or both sides thereof. A main resin constituting the coating film is a polyester resin obtained from an acid component containing 70 mol % or above of an aromatic dicarboxylic acid and a polyol component containing 70 mol % or above of one of or both of ethylene glycol and propylene glycol and has a number average molecular weight of 10,000-30,000 and a hydroxyl number of 1-10 mg/KOH.
COPYRIGHT: (C)2004,JPO&NCIPI

6. 发明专利

JP2004176113A Rust-preventive steel sheet for high corrosion resistant fuel tank 审中-公开
公开(公告)号：JP2004176113A
公开(公告)日：2004-06-24
申请号：JP2002342433
申请日：2002-11-26
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： FUDA MASAHIRO , KANAI HIROSHI
IPC分类号： B32B15/08 , B32B15/095 , C23C28/00
摘要： PROBLEM TO BE SOLVED: To provide a rust-prevenetive steel sheet which has excellent corrosion resistance as the stock for an automobile fuel tank, and also combines satisfactory resistance weldability and press formability.
SOLUTION: The rust-preventive steel sheet for a fuel tank is obtained by applying an organic film with a film thickness of 5 to 30 μm comprising (A) a resin having an urethane bond and (B) an electroconductive pigment to at least one side of a surface treated steel sheet. The resin having an urethane bond is an organic resin obtained from a film formable resin raw material comprising polyester polyol in which the number of functional groups is at least 3, and a blocked substance of organic poloyisocyanate or a blocked substance of a prepolymer with an NCO group at a terminal obtained by the reaction between organic polyisocyanate and an active hydrogen compound. Also, the surface roughness of the organic film is 0.3 to 2.5 μm by the center line average roughness Ra.
COPYRIGHT: (C)2004,JPO

7. 发明专利

JP2003301274A Surface-treated metallic material 审中-公开
标题翻译：表面处理金属材料
公开(公告)号：JP2003301274A
公开(公告)日：2003-10-24
申请号：JP2002110674
申请日：2002-04-12
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： FUDA MASAHIRO , KANAI HIROSHI , YAMAOKA IKURO
IPC分类号： B05D7/14 , B05D7/24 , B32B15/08 , C23C22/48 , C23C28/00
CPC分类号： C23C28/00
摘要： PROBLEM TO BE SOLVED: To provide a surface-treated metallic material which does not include harmful hexavalent chromium, has high corrosion resistance, and has adequate solvent resistance and workability.
SOLUTION: The surface-treated metallic material is made by applying a treatment liquid comprising a water-soluble thermosetting resin, a cross-linking agent, and a polyphenol compound, on a metallic material. Preferably, the water-soluble thermosetting resin is selected among a polyester resin, an epoxy resin, and a urethane resin; the cross-linking agent is selected from an amino resin and isocyanate; and the polyphenol compound is tannic acid, and is contained in an amount of 0.1 mass% or more but 50 mass% or less with respect to the total solid content. The surface-treated steel sheet employed for the metallic material is preferably a galvanized steel sheet. The treated film preferably includes, with respect to the total solid content, silicon oxide of 1 mass% or more but 40 mass% or less, an organic-Si-based compound and/or an organic-Ti-based compound of 0.1 mass% or more but 30 mass% or less, and a solid lubricant of 1 mass% or more but 40 mass% or less.
COPYRIGHT: (C)2004,JPO
摘要翻译：要解决的问题：提供不含有害六价铬的表面处理金属材料，具有高耐腐蚀性，并且具有足够的耐溶剂性和可加工性。解决方案：表面处理的金属材料通过在金属材料上涂覆包含水溶性热固性树脂，交联剂和多酚化合物的处理液而制成。优选地，水溶性热固性树脂选自聚酯树脂，环氧树脂和聚氨酯树脂; 交联剂选自氨基树脂和异氰酸酯; 多酚化合物为单宁酸，相对于固体成分总含量为0.1质量％以上且50质量％以下。用于金属材料的表面处理钢板优选为镀锌钢板。相对于总固体成分，经处理的膜优选包含1质量％以上且40质量％以下的氧化硅，0.1质量％的有机Si系化合物和/或有机Ti系化合物，以上且30质量％以下，固体润滑剂为1质量％以上且40质量％以下。版权所有（C）2004，JPO

8. 发明专利

JP2003073851A Galvanized steel sheet superior in heat resistance and corrosion resistance 审中-公开
标题翻译：耐腐蚀和耐腐蚀性优良的钢板
公开(公告)号：JP2003073851A
公开(公告)日：2003-03-12
申请号：JP2001264728
申请日：2001-08-31
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： ISAKI TERUAKI , FUDA MASAHIRO
IPC分类号： C23C22/53 , C23C28/00
CPC分类号： C23C28/3225 , C23C22/53 , C23C28/345 , C23C2222/10
摘要： PROBLEM TO BE SOLVED: To produce a galvanized steel sheet coated with a chemical conversion coating film, capable of being used for home electric appliances, car components or the like, which does not contain hexavalent chromium to reduce an environmental load, and mainly contains an inorganic component so as to be used also for heat resisting applications. SOLUTION: (1) The galvanized steel sheet superior in heat resistance and corrosion resistance, is obtained by treating a steel sheet with a conversion coating solution, which contains the inorganic components of a trivalent chromium compound (A) and water dispersible silica (B) as main components, and further a component for giving lubricity (C), and water. (2) The galvanized steel sheet superior in heat resistance and corrosion resistance is obtained by treating a steel sheet with the conversion coating solution according to claim (1), wherein a ratio of solid of the component (B) is 10-90 wt.% to the total solid of the coating solution of 100 wt.%. (3) The galvanized steel sheet superior in heat resistance and corrosion resistance according to either one of claim 1 or 2 is the one wherein the solution includes a metal salt of nitric acid (D) as an additional component, and the metal in the metal salt of nitric acid includes at least one kind selected from the group consisting of alkaline earth metals, Co, Ni, Fe, Zr, and Ti.
摘要翻译：要解决的问题：为了生产涂覆有化学转化涂膜的镀锌钢板，能够用于不含六价铬的家用电器，汽车部件等以降低环境负荷，并且主要包含无机组分，以便用于耐热应用。解决方案：（1）耐热性和耐腐蚀性优异的镀锌钢板通过用含有三价铬化合物（A）和水分散性二氧化硅（B）的无机成分的转化涂层溶液处理钢板而获得，作为主要成分，还有用于赋予润滑性（C）的成分和水。（2）通过用权利要求1所述的转化涂布液处理钢板，得到耐热性和耐腐蚀性优异的镀锌钢板，其中成分（B）的固体比例为10-90wt。％至100重量％的涂布溶液的总固体。（3）根据权利要求1或2中任一项所述的耐热性和耐腐蚀性优异的镀锌钢板是其中所述溶液包含作为附加成分的硝酸金属盐（D）和所述金属中的金属硝酸盐包括选自碱土金属，Co，Ni，Fe，Zr和Ti中的至少一种。

9. 发明专利

JP2003034854A Hot-dip aluminum plated steel sheet superior in hot press formability 有权
标题翻译：热镀铝钢板超高温热压机
公开(公告)号：JP2003034854A
公开(公告)日：2003-02-07
申请号：JP2001190709
申请日：2001-06-25
申请人： Nippon Steel Corp , 新日本製鐵株式会社
发明人： FUDA MASAHIRO , MAKI JUN , SUEHIRO MASAYOSHI , MIYAKOSHI TOSHIHIRO
IPC分类号： C23C2/12 , C22C38/00 , C22C38/02 , C22C38/38 , C23C2/40
摘要： PROBLEM TO BE SOLVED: To provide a hot-dip aluminum plated steel sheet with attractive appearance, for restraining an alloying reaction of the plated film in press molding at high-temperature.
SOLUTION: The hot-dip aluminum plated steel sheet superior in hot press formability comprises a steel sheet which contains, by mass%, 0.1% or more but 0.6% or less C, further 0.1% or more but 3.0% or less Mn, further 0.0002% or more but 0.01% or less B, further 0.01% or more but 0.5% or less Si, further 0.1% or less P, 0.02% or less S, and 0.005% or more but 0.1% or less Al, and further 0.005% or more (Ti+Cr), 0.2% or less Ti, and 1.0% or less Cr; and a plated layer of aluminum on the steel sheet, which contains 3% or more but 15% or less Si, 0.01% or more but 2% or less Cr, and the balance Al with unavoidable impurities.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供具有吸引人的外观的热浸镀铝钢板，用于在高温下抑制压制成型中的镀膜的合金化反应。解决方案：热压成型性优异的热浸镀铝钢板包括以质量％计含有0.1％以上但为0.6％以下的C，进一步含有0.1％以上且3.0％以下的Mn的钢板，进一步 0.0002％以上但为0.01％以下的B，进一步为0.01％以上且0.5％以下的Si，进一步为0.1％以下的P，0.02％以下的S，0.005％以上且0.1％以下的Al。 0.005％以上（Ti + Cr），0.2％以下Ti和1.0％以下Cr; 和钢板上的镀铝层，其含有3％以上但为15％以下的Si，0.01％以上且2％以下的Cr，余量为Al为不可避免的杂质。

10. 发明专利

JP2002146505A HOT DIP TIN-MAGNESIUM BASED PLATED STEEL SHEET 失效
公开(公告)号：JP2002146505A
公开(公告)日：2002-05-22
申请号：JP2000344557
申请日：2000-11-13
申请人： NIPPON STEEL CORP
发明人： GOTO YASUTO , YAMAGUCHI SHINICHI , FUDA MASAHIRO , MAKI JUN , ISAKI TERUAKI
IPC分类号： C23C2/08 , C23C2/26 , C23C2/40
摘要： PROBLEM TO BE SOLVED: To provide a hot dip Sn-Mg based plated steel sheet having excellent corrosion resistance, joinability and workability and suitable as automobile fuel tank materials, home electric appliance materials and industrial equipment materials. SOLUTION: In this hot dip Sn-Mg based plated steel sheet, the surface of a steel sheet is provided with a hot dip plated layer having a composition containing, by weight, 0.1 to 4% Mg in addition to Sn. The lower layer thereof is composed of a mixed layer with a thickness of

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