Invention Grant
US08404357B2 Environmentally-friendly steel sheet for a can or a container as well as laminated and pre-coated steel sheet by using it 有权
用于罐或容器的环保型钢板,以及使用它的层压和预涂钢板

Environmentally-friendly steel sheet for a can or a container as well as laminated and pre-coated steel sheet by using it
Abstract:
Laminated steel sheet for a container material with a small environmental load container material and coating pre-coated steel sheet for a container material characterized by comprising steel sheet having on it a tin layer or iron-tin alloy layer which has on it a tin oxide layer of a thickness measured by an electric stripping method of 0 mC/cm2 to 3.5 mC/cm2 and has further formed on that a foundation layer including a zirconium compound not including fluorine or nitrate nitrogen, having an amount of coating converted to zirconium of 1 mg/m2 to 30 mg/m2, and having an amount of sulfuric acid radicals (SO42−) of 0 mg/m2 to 7 mg/m2.
Information query
Patent Agency Ranking
0/0