3710 General-Purpose Liquid Optical Clear Adhesive (LOCA)

3710 General-Purpose Liquid Optical Clear Adhesive (LOCA) is a UV-curable optical adhesive specially formulated for TP (touch panel) lamination in the electronic touch industry, featuring ultra-high cleanliness, excellent yellowing resistance and reliable weatherability.

Key Features

• Ultra-high cleanliness with low odor for optical-grade lamination
• Excellent yellowing resistance and weatherability for long-lasting optical clarity
• Passed 100°C x 240 h boiling water test for outstanding damp-heat durability
• No corrosion to ITO circuits; non-irritating to skin
• High flexibility with 400% elongation at break and low shrinkage (<3.0%)
• Specially designed for TP lamination in the electronic touch panel industry

Applications

• TP (touch panel) lamination in electronic touch screens
• Capacitive touch screen glass-to-glass and glass-to-sensor lamination
• Optical lamination of touch panels, cover glass and display modules
• ITO glass and ITO film sensor lamination and protection
• Other optical lamination applications in consumer electronics

Technical Specifications

FAQ

Q1: What is the 3710 adhesive mainly used for?
It is a general-purpose UV-curing liquid optical clear adhesive designed for TP (touch panel) lamination in the electronic touch panel industry, including capacitive touch screen and optical display lamination.

Q2: What are its optical and weatherability properties?
It offers ultra-high cleanliness, excellent yellowing resistance, good weatherability and low odor, and has passed a 100°C x 240 h boiling water test for reliable long-term performance.

Q3: Is it safe for ITO circuits and skin contact?
Yes. It causes no corrosion to ITO and is non-irritating to skin, making it suitable for touch panel lamination and handling in production.

Q4: What curing condition does it require?
It is a UV-curing adhesive that cures at 3000 mJ/cm², enabling efficient lamination curing in production lines.

Q5: What is the viscosity and how is it applied?

The viscosity is 2500±1000 mPa.s at 25°C, suitable for dispensing and lamination processes, with low shrinkage (<3.0%) and high flexibility (400% elongation at break).

Q6: What is the shelf life and available packaging?
The shelf life is 12 months when stored at 8-28°C in the original sealed container, away from direct sunlight. Packaging options are 50g, 300g and 800g.

Ideal for high-cleanliness TP lamination in electronic touch panel manufacturing, delivering durable optical clarity, reliable adhesion and long-term weatherability.