[New Product] Heat-Resistant Copper Discoloration Preventive Agent VERZONE HC-1
It suppresses the discoloration of heated copper and improves moisture resistance. It is a water-soluble, non-chrome, environmentally friendly product.
【Discoloration Prevention Performance】 ■ Suppresses discoloration when copper materials are heated (140–200°C). ■ Suppresses discoloration at high temperatures and high humidity (>70°C, >80%RH). 【Other Features】 ■ A water-soluble, non-chrome, environmentally friendly product that contains no inorganic components. ■ Does not adversely affect the contact resistance of copper surfaces. 【Examples of Use】 ■ Copper-plated products, copper foil, copper wire. ■ Rolled copper foil, electrolytic copper foil (for printed circuit boards, lithium-ion battery anodes, etc.). ■ Alternative to chrome treatment for copper foil. ■ Suppresses discoloration during heating in post-processes such as reflow and soldering. ■ Further enhances discoloration prevention effects during heating by post-treating chromate coatings.
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basic information
【Properties】 ■ Colorless transparent liquid ■ Specific gravity: 1 ■ pH: 3-4 (concentrate)
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Applications/Examples of results
■ Copper-plated products, copper foil, copper wire ■ Rolled copper foil, electrolytic copper foil (for printed circuit boards, lithium-ion battery anodes, etc.) ■ Alternative to chrome treatment for copper foil ■ Suppression of discoloration during heating in post-processes such as reflow and solder treatment ■ Strengthening the discoloration prevention effect during heating by further post-treating the chromate coating
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"Things that no one has done yet" and "There are surely people who will be happy if it exists"… The Yamato Kasei Group develops its unique chemical business in niche markets that major manufacturers do not tackle, under the spirit of 'San-so.' The value of the Yamato Kasei Group lies in launching new products into the world through original technology development that does not imitate others. With this sentiment in mind, we adopted "We are Chemical Innovators" as our corporate slogan. To put this slogan into practice, we will continuously challenge ourselves with new, interesting, and unprecedented endeavors.