Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Patent
1990-01-22
1990-08-14
Zimmerman, John J.
Stock material or miscellaneous articles
All metal or with adjacent metals
Composite; i.e., plural, adjacent, spatially distinct metal...
428626, 428632, 428653, 428659, B32B 1508
Patent
active
049486780
ABSTRACT:
The present invention provides an organic composite plated steel sheet highly susceptible to cationic electrodeposition comprising a steel substrate plated with one selected from the group consisting of zinc, a zinc alloy, a zinc composite alloy, or aluminum, and a first layer of a less soluble chromate film having a water soluble content of 5% or less formed on the substrate in an amount of 10 to 150 mg as the total amount of chromium per square meter, and a second layer as a solid thin coating film of 0.1 to 2 .mu.m formed on the first layer, the second layer being formed with a coating composition containing 10 to 50% by weight of solids comprising:
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Shimazu Takashi
Shindou Yoshio
Nippon Steel Corporation
Zimmerman John J.
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