UV-GY8408 Series (UV-Curable Etching Resist Ink)

1. Product Description: UV-GY8408 Etching Resist Ink is a single-component, UV-curable protective ink primarily composed of modified acrylates. It is mainly used in aluminum foil printing processes. After curing, the film exhibits excellent flexibility and strong adhesion.

Characteristics:
A. Chemical Type: Acrylate
B. Composition: Single-component
C. Curing Method: Ultraviolet (UV) curing
D. Curing Energy: 1000-1500 mJ/cm²

2. Typical Applications: An acid-etching-resistant, alkali-soluble ink used to protect substrates in acid-base etching processes.

3. Physical Properties and Parameters:
A. Appearance: Blue liquid
B. Solid Content: 100%
C. Viscosity @25℃, mPa·s: 3000-6000 cps
D. Density @25℃, g/ml: 1.36

4. Cured Material Properties (Curing Energy: 1500 mJ/cm²):
A. Appearance: Blue liquid
B. Pencil Hardness: 2H
C. Water Absorption (24hr/25℃): 1.2%
D. Stripping Method: 5% NaOH solution, 80℃, complete removal within 60 seconds
E. Cross-cut Adhesion: ≥4B

5. Instructions for Use:
A. This product should not be used in pure oxygen or oxygen-rich environments and must not be stored in packaging materials designed for chlorine or other strongly oxidizing substances.
B. This product is sensitive to UV light. During storage and handling, avoid exposure to sunlight, UV radiation, or artificial light sources. The surface to be treated should remain clean, dry, and free of grease or contaminants.
C. After opening, tighten the bottle cap to prevent moisture, impurities, or light from affecting product quality. Do not pour unused residual liquid back into the original container to avoid contamination. Store in a cool, dry place under the recommended storage conditions for UV-curable inks.

6. Storage: The optimal storage condition is in the original packaging at room temperature (20–25℃) in a cool, dry place. Shelf life: 6 months.