Super Roughening(organic acid system)
Acidic cleaner: | Oil removal before organic acid super roughening |
Organic acid super roughening: | Copper surface super roughening |
Medium Roughening (sulfuric acid hydrogen peroxide system)
Surface roughing chemical: | Pretreatment before dry film,micro etching and roughening of copper surface, 10ppm chloride ion resistance |
Half etching |
Half etching additives : | Copper half etching |
Ordinary micro etching
Sulfuric acid hydrogen peroxide micro etching liquid: | Clean or roughen copper surface, resistant to 30ppm chloride ion |
A separate stabilizer version can be provided to reduce the use cost |
SCAN