1
Nakagishi Tetsuyuki, Miyoshi Satsuki, Ashitachi Hajime, Yasui Atsushi, Sato Kazuhiro: Surface treatment agent, and steel sheet. Asahi Kagaku Kogyo, Sumitomo Metal, November 13, 2008: JP2008-274388 (2 worldwide citation)

PROBLEM TO BE SOLVED: To provide a surface treatment agent capable of baking at a low baking temperature, capable of forming a film having excellent corrosion resistance even after degreasing on the surface of a galvanized steel sheet without using a chromium compound, and further capable of imparti ...


2
Tanda Masaya, Kawanishi Katsuji, Tanaka Shigeru, Iida Shinichiro, Nakagishi Tetsuyuki, Ashitachi Hajime: Lubricant-coated steel sheet and treating liquid for filming lubricant. Sumitomo Metal, Asahi Kagaku Kogyo, October 25, 2007: JP2007-275706 (2 worldwide citation)

PROBLEM TO BE SOLVED: To provide a lubricant-coated high tensile steel sheet for hot rolled steel sheet and cold rolled steel sheet that is excellent in film removing property, chemical processability, adhesion, moldability, and can be broadly applied as vehicle steel materials.SOLUTION: A lubricant ...


3
Yasui Atsushi, Nakagishi Tetsuyuki, Ashitachi Hajime: Surface treatment liquid suitable for galvanized steel sheet. Sumitomo Metal, Asahi Kagaku Kogyo, January 31, 2008: JP2008-019492

PROBLEM TO BE SOLVED: To apply to a galvanized steel sheet, surface treatment for preventing the occurrence of black stains even when the galvanized steel sheet is deep-drawn under the severe condition that the galvanized steel sheet is coated with a quick-drying oil and is subjected to high-speed c ...


4
Nakagishi Tetsuyuki, Kiya Toshio, Fukuda Taizo, Ashitachi Hajime: Coating fluid and clear-coated steel sheet. Asahi Kagaku Kogyo, August 7, 2008: JP2008-179754

PROBLEM TO BE SOLVED: To provide a coating fluid for forming a non-chromium type clear film which meets basic properties as a film and blocking resistance and a clear-coated steel sheet on which a clear film is formed.SOLUTION: The coating fluid for non-chromium type clear-coating comprises an acryl ...


5
Yasui Atsushi, Nakagishi Tetsuyuki, Ashitachi Hajime: Surface treating liquid suitable for galvanized metal material. Sumitomo Metal, Asahi Kagaku Kogyo, June 7, 2007: JP2007-138225

PROBLEM TO BE SOLVED: To subject a galvanized steel sheet to a surface treatment by which production of black stains can be prevented even when the galvanized steel sheet is coated with a quick-drying oil and subjected to deep drawing work under a severe condition such as high speed continuous worki ...


6
Tanda Masaya, Kawanishi Katsuji, Iida Shinichiro, Tanaka Shigeru, Nakagishi Tetsuyuki, Ashitachi Hajime: Lubricated steel sheet and processing liquid for forming lubricative membrane. Sumitomo Metal, Asahi Kagaku Kogyo, September 14, 2006: JP2006-240157

PROBLEM TO BE SOLVED: To provide a hot-rolled steel sheet which is excellent in chemical treatment properties, adhesive properties, and molding properties and can be used widely as steel members for cars and a lubricated high-tension steel sheet for a cold-rolled steel sheet.SOLUTION: The lubricated ...


7
Nakagishi Tetsuyuki, Miyoshi Satsuki, Ashitachi Hajime, Sato Kazuhiro, Yasui Atsushi: Surface treatment agent, and steel sheet. Asahi Kagaku Kogyo, Sumitomo Metal, June 25, 2009: JP2009-138234

PROBLEM TO BE SOLVED: To provide a surface treatment agent capable of forming a film bakable at low baking temperature and having excellent corrosion resistance on the surface of a galvanized steel sheet even after degreasing without using a chromium compound, and further capable of imparting excell ...


8
Ueda Naotaka, Yoshikawa Yukihiro, Hikino Shinya, Sagara Mutsuo, Maru Shunichi, Kiya Toshio, Ashitachi Hajime: Resin coat surface treated steel plate. Sumitomo Metal, Asahi Kagaku Kogyo, August 27, 1996: JP1996-216339

PURPOSE: To make corrosion resistance and blocking resistance of a worked part compatible with each other by attaching a specified quantity of membrane of a coating composition which contains specified emulsion resin and solid lubricant to a surface of a base material steel plate selected from galva ...


9
Hashimoto Tadanori, Sasaki Hiroshi, Nakagishi Tetsuyuki, Hamazaki Mamoru, Ashitachi Hajime, Yasui Atsushi, Kawanishi Katsuji: Galvanized steel sheet with excellent corrosion resistance, and its manufacturing method. Asahi Kagaku Kogyo, Sumitomo Metal, September 25, 2003: JP2003-268564

PROBLEM TO BE SOLVED: To provide a surface treating agent for a galvanized steel sheet by which low-temperature baking can be performed without chromium compounds and a film having excellent corrosion resistance can be formed on the surface of galvanized steel sheet, and to provide the surface treat ...


10
Bando Seiji, Nakagishi Tetsuyuki, Hamazaki Mamoru, Ashitachi Hajime: Resin coated surface treated steel sheet. Sumitomo Metal, Asahi Kagaku Kogyo, September 9, 2003: JP2003-251743

PROBLEM TO BE SOLVED: To provide a resin coated surface treated steel sheet excellent in corrosion resistance, outward appearance, blocking resistance, alkali resistance, water resistance, lubricating properties and post-coating properties.SOLUTION: A film formed of a resin coating composition which ...



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