Swift®bond 2139/2 is an elastic adhesive with a black color. This adhesive is known for its high setting speed and good fogging characteristics, even at higher temperatures. It maintains high flexibility even at low temperatures, making it suitable for automotive applications. Specifically, it is commonly used for bonding and sealing headlamps and flashing lights.

Product Type: 2K (2 component) Adhesive, Adhesive, Solvent free (100% Solids) Adhesive

Compatible Substrates & Surfaces: Polycarbonate (PC), Polypropylene (PP)

Chemical Family: Polyurethanes (PU)

Features: Fast Setting, High Elasticity, Solventless

Technical Data Sheet

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Enhanced TDS

Identification & Functionality

Features & Benefits

Labeling Claims
Ready-to-Use Product Features
Product Highlights
  • High setting speed
  • Good fogging characteristics even at higher temperatures
  • High flexibility even at low temperatures

Applications & Uses

Markets
Applications
Compatible Substrates & Surfaces
Cleaning Information
  • Clean tools immediately after use.
  • Once cured, the material can only be removed mechanically.
  • Appropriate cleaners are listed in the product properties table. 
Usage Information
Processing Suitable Substrates

Polycarbonate (PC)

Polypropylene (PP)

Consistency Pasty
Surface Requirements Dry
Clean
Free of grease
Free of dust
Application Equipment

Two part mixing and metering system

Product is free of Solvents
Plasticizers
Cleaning Cleaner for Tools Körasolv PU
Hints Moisture Sensitivity

The adhesive must not be exposed to 

moisture before and during application.

Moisture causes foaming leading to lower mechanical properties.

Pretreatment of PP

PP needs to be plasma pretreated to achieve proper adhesion.

Properties

Color (Properties)
Typical Properties
ValueUnitsTest Method / Conditions
Density1.64g/cm³DIN EN 542
Storage Temperature10 - 30°C-
Viscosity140000.0mPa.sKö-test method 100000
Cured Properties
ValueUnitsTest Method / Conditions
Shore Hardness (Type A)75.0-DIN ISO 7619-1
Tensile Strength2.9MPaDIN 53504
Elongation (at Break)200.0%DIN 53504
Lap Shear Strength2.1MPaDIN EN 1465
Processing Parameters
ValueUnitsTest Method / Conditions
Service Temperature Range- 50 to 90°C-
Short-Term Temperature Resistance (60 min)120.0°C-

Storage & Handling

Storage Conditions
  • Swift®bond 2139/2 W should be used within the shelf life specified on the packaging.
  • The storage stability applies to material stored under appropriate conditions only (original unopened containers, recommended storage temperature).