Applications

LOCTITE® ABLESTIK NCA 01UV

  • Item Name: LOCTITE® ABLESTIK NCA 01UV
  • Manufacturer: Henkel
  • Product Category: UV-Curable Epoxy Adhesive
  • Technologies: UV cure, High Tg, Low CTE, Low shrinkage, SVHC & Antimony free
  • Applications: Automotive camera module bonding (lens barrel-to-housing, lens housing-to-circuit board)
  • Color: Milky white
  • Cure Type: UV light (365 nm, 1000 mW/cm², 3 sec)
  • Package Size: Contact Techniq VN for details.
  • Shelf Life: 6 months (@ -40°C)

1. Product Overview

  • Technology: UV-curable epoxy
  • Appearance: Milky white
  • Key Benefits:
    • One-step full UV cure
    • High glass transition temperature (Tg) and low coefficient of thermal expansion (CTE)
    • Low shrinkage
    • Free from SVHC and Antimony

2. Applications

  • Industry: Automotive
  • Typical Uses:
    • ADAS optical module bonding
    • Camera module assembly
    • Lens barrel-to-housing and lens housing-to-circuit board bonding
  • Curing: Requires UV light exposure, no thermal post-cure needed

3. Typical Properties

Property Typical Value Condition/Method
Uncured Properties
Viscosity @ 25°C 27,700 mPa.s 15 s⁻¹ shear rate
Shear Thinning Index 5.6 1.5/15 s⁻¹
Density 1.8 g/cm³ 25°C
Shelf Life 6 months -40°C storage
Curing Performance
UV Wavelength 365 nm LED light source
Irradiance at Bond Line 1000 mW/cm²
Recommended Cure Time 3 seconds
Cured Properties
Glass Transition Temperature (Tg) 124°C DMA, tan δ
Storage Modulus @ 25°C 7100 MPa DMA, Single Cantilever
CTE (Coefficient of Thermal Expansion) 20.2 ppm/K -30 to 70°C
Hardness Shore D: 94 Durometer
Dimensional Change 0.4%
Cure Depth 8 mm
Residual Enthalpy <10 J/g
Adhesion Strength (Die Shear, Plasma-Treated)
Aluminum to Aluminum 10.1 N/mm² (1395 psi)
Outgassing Properties
Total Mass Loss 0.27%
Recovered Mass Loss 0.17%
Collected Volatile Condensable Material 0.00%

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