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US4758621A Persulfate activated autodeposition bath 失效
过硫酸盐自动沉积浴

Persulfate activated autodeposition bath
摘要:
An aqueous autodepositing coating composition for coating metallic surfaces comprising resin, persulfate and, optionally, fluoride, which is effective in coating at a pH of about 4 to about 8.5.
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