Applications

LOCTITE ABLESTIK NCA 2280

  • Item Name: LOCTITE ABLESTIK NCA 2280
  • Manufacturer: Henkel
  • Product Category: Adhesive
  • Technologies: Acrylated Epoxy, Dual Cure System (UV + Heat)
  • Applications: Image sensor module assemblies, bonding ceramics and LCP
  • Color: Black
  • Cure Type: UV light followed by heat cure
  • Package Size: Contact Avantek for details
  • Shelf Life: 6 months

1. Product Overview

  • Product Name: LOCTITE ABLESTIK NCA 2280
  • Technology: Acrylated Epoxy
  • Appearance: Black
  • Key Benefits:
    • Non-conductive
    • One-component
    • Dual cure system (UV + heat)
    • High thixotropic index & viscosity
    • Prevents light penetration
    • Fast cure at low temperature
    • Good adhesion to LCP

2. Applications

  • Assembly Type: Image sensor module assemblies
  • Key Substrates: Ceramics, LCP
  • Special Features:
    • High viscosity and thixotropy for better dispensing
    • Temporary UV cure for adjustments before heat curing

3. Typical Properties

Uncured Material

Property Value
Viscosity (mPa∙s) 54,000
Thixotropic Index 4.4
Specific Gravity (g/cm³) 1.3
Pot Life @ 25ºC 3 days
Shelf Life @ -20°C 183 days

Curing Performance

Cure Type Condition Details
UV Cure High-pressure mercury lamp Wavelength: 220–380 nm, Intensity: 100 mW/cm²
Exposure Time 2 sec 0.4 mm depth
10 sec 0.8 mm depth
Heat Cure 80°C 30 minutes

Cured Material Properties

Property Value
Hardness (Shore D) 90
CTE (ppm/°C) Below Tg 45
CTE (ppm/°C) Above Tg 156
Glass Transition Temp (°C) 90
Modulus @ 25°C (GPa) 4.5

Performance

Property Value
Die Shear Strength (LCP, SiN Chip) 20 N/mm² (2,900 psi)

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