Non-chrome heat-resistant copper discoloration inhibitor VERZONE HC series
VERZONE
Environmentally friendly, heat-resistant water-soluble copper discoloration inhibitor.
【Discoloration Prevention Performance】 ■ Suppresses discoloration when copper materials are heated (140–200℃). ■ Suppresses discoloration at high temperatures and high humidity (>70℃, >80%RH). 【Other Features】 ■ A water-soluble, non-chrome product that contains no inorganic components, making it environmentally friendly. ■ Does not significantly 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 chromium treatment for copper foil. ■ Suppresses discoloration during heating in post-processes such as reflow and soldering.
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basic information
【Properties】 ■ Colorless transparent liquid ■ Specific gravity: 1 ■ pH: 3-4 (concentrated solution)
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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.) ■ Suppression of discoloration during heating in post-processes such as reflow and solder treatment
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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.