C - Chemistry – Metallurgy – 23 – C
Patent
C - Chemistry, Metallurgy
23
C
117/149, 204/22.
C23C 28/00 (2006.01) B05D 7/14 (2006.01) C09D 5/08 (2006.01) C23C 2/06 (2006.01) C25D 5/50 (2006.01)
Patent
CA 1215934
ABSTRACT OF THE DISCLOSURE A steel sheet with its surface prepared for paint coating is disclosed. The surface treated steel sheet comprises a base sheet, and an iron-zinc alloy film plated on the base sheet in an amount of at least 0.1g/m2 and having an iron content of from 3 to 30%. A composite silicate resin film is coated on the iron-zinc alloy film in an amount of from 0,05 to 5.0g/m2. The resin film is composed of an acrylic copolymer, an epoxy resin, a silica sol and a trialkoxysilane compound. The treat- ed surface provides superior paintability, degrease resistance and corrosion resistance after pain coating.
393168
Hara Tomihiro
Ogawa Masahiro
Tajiri Yasuhisa
Yamashita Masaaki
Marcoux & Sher Swabey Mitchell Houle
Nippon Kokan Kabushiki Kaisha
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