Ammonium-salt-free plating assistant agent used for hot dip galvanizing and technical methods for preparation and use thereof
The invention provides an ammonium-salt-free plating assistant agent used for hot dip galvanizing and technical methods for preparation and use thereof, belonging to the technical field of the surfaceplating technique of steel and iron materials. The technical proposal is as follows: the aqueous sol...
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Format: | Patent |
Sprache: | chi ; eng |
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