Special tin surface protective agent for precision circuit board line manufacturing, and production method thereof
A circuit board circuit and production method technology, applied in coatings, anti-corrosion coatings, polyether coatings, etc., can solve problems such as full contact and mixing of difficult raw materials, difficulty in mixing, and difficulty in preventing surface corrosion of circuit boards
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[0022] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Apparently, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0023] The invention provides the following technical proposal: special tin surface protective agent for precision circuit board circuit production, which is characterized in that it includes the following parts by weight: surfactant 10%-12%, organic solvent ethyl acetate 25%-45%, organic solvent Add 8% to 15% of nano silicon dioxide, 10% to 12% of sodium lauryl sulfate, 4% to 10% of stabilizer, 10% to 14% of sodium hypophosphite, octylphenol polyoxyethylene ether 8%-12%, res...
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