Applications

LOCTITE PA 6682 Hot Melt Adhesive

  • Item Name: LOCTITE® PA 6682
  • Manufacturer: Henkel
  • Product Category: Hot Melt Adhesive
  • Technologies: Polyamide, Thermoplastic, Low-Pressure Molding
  • Applications: Molding, Encapsulation for medical devices
  • Color: Clear
  • Cure Type: Physical setting
  • Package Size: Contact Avantek for details.
  • Shelf Life: Contact Avantek for details.

1. Product Overview

LOCTITE® PA 6682 is a high-performance thermoplastic polyamide hot melt adhesive designed for low-pressure molding applications, particularly in the medical device industry. It offers:

  • Easy moldability
  • Good adhesion to various substrates
  • Excellent moisture & environmental resistance
  • Simplified process flow

This product has been tested per Henkel’s ISO 10993 biocompatibility protocols for medical applications.

2. Applications

  • Encapsulation & molding applications, especially for medical devices
  • Potting of components requiring strong adhesion and environmental resistance

3. Typical Properties

Property Test Standard Value
Physical Properties
Specific Gravity @ 23ºC ISO 1183 0.98
Softening Point (°C) ASTM E28 155
Melting Viscosity (mPa·s) ASTM D3236 @190°C: 7,800
@200°C: 4,300
@210°C: 3,200
@220°C: 2,000
Mechanical Properties
Shore Hardness (Durometer A) ISO 868 90
Elongation (%) ASTM D638 600
Low Temp. Flexibility (°C) ASTM D3111 -25
Temperature Creep Resistance (°C) ELTM 1020 135
Glass Transition Temp. (Tg) (°C) DSC Second Run -15
Water Absorption (1 day @ 23ºC) (%) ISO 62 0.9
Tensile Strength at Break (N/mm²) ASTM D638 7 (1,015 psi)
Yield Strength (N/mm²) ASTM D638 5.5 (800 psi)
E-Modulus (N/mm²) ASTM D638 80 (11,600 psi)
Electrical Properties
Dielectric Constant / Dissipation Factor @ 5-50 GHz Open-ended coaxial probe 2.45-2.5 / 0.009-0.014

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