Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Patent
1987-12-22
1989-01-24
Rutledge, L. Dewayne
Stock material or miscellaneous articles
All metal or with adjacent metals
Composite; i.e., plural, adjacent, spatially distinct metal...
428632, 428639, 428640, 428659, B32B 1518
Patent
active
048001341
ABSTRACT:
A plated composite steel strip having a high corrosion resistance comprises a steel strip substrate, a base electroplating layer comprising a Zn or Zn alloy matrix, substantially water-insoluble chromate particles, and additional fine or colloidal particles of SiO.sub.2, TiO.sub.2, Cr.sub.2 O.sub.3, Al.sub.2 O.sub.3, ZrO.sub.2,SnO.sub.2 and/or Sb.sub.2 O.sub.5, and optionally, an additional electroplating layer formed on the base layer and consisting of Zn, Fe, Co, Ni, Mn and/or Cr and/or a surface coating layer containing at least an organic resinous surface layer and formed on the base, or an additional electroplating layer.
REFERENCES:
patent: 3791801 (1974-02-01), Ariga et al.
patent: 4524111 (1985-06-01), Oka et al.
Higuchi Seijun
Izaki Teruaki
Maruta Akinori
Osawa Masami
Yoshida Makoto
McDowell Robert L.
Rutledge L. Dewayne
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