VERZONE® HC-3

VERZONE® HC-3 is a water-soluble anti-tarnish agent for copper with heat resistance. It inhibits discoloration of copper materials when heated (160-220℃). Environmentally friendly product containing no inorganic components.

Brand: VERZONE (6 products)

Functions: Corrosion Inhibitor

Features: Corrosion Resistance, Heat Resistance

Enhanced TDS

Knowde-enriched technical product data sheet

Identification & Functionality

Features & Benefits

Labeling Claims
Industrial Additives Features
Benefits
  • Suppresses discoloration when copper materials are heated. (160~220℃)
  • Water-soluble, non-chrome, non-inorganic, environmentally friendly.
  • Does not adversely affect the contact resistance of copper surfaces.
  • It can be treated only by dipping at room temperature for a short time.

Applications & Uses

Markets
Applications
How to Use
  • Dilution: 0.1 to 10 % (aqueous solution)
  • Temperature: 15 to 40°C
  • Time: 5 seconds to 1 minute
  • Water rinse: None
Application
  • Copper products, copper foil, copper wires.
  • Treated rolled copper foil, electro-deposited copper foils (circuit boards, electrode materials for lithium-ion batteries, etc.)
  • Substitute for chromium treatment of copper foil.
  • It suppresses discoloration during heating in after-treatment such as reflow and solder treatment.
  • Further after-treatment of chromate film strengthens the effect of preventing discoloration during heating.

Properties

Appearance
Colorless liquid
Typical Properties
ValueUnitsTest Method / Conditions
pH (Undiluted)3 - 4--

Packaging & Availability

Packing

20 kg