D.E.H.® 20

D.E.H.® 20 Epoxy Curing Agent is an economical, liquid diethylenetriamine (DETA) aliphatic polyamine hardener that provides a short pot-life and cures in minutes with standard unmodified liquid epoxy resins. D.E.H.® 20 Epoxy Curing Agent is used for civil engineering applications, maintenance paints, and in the manufacture of epoxy-amine adducts. It is also used in adhesives, epoxy composite applications and as an accelerator for polyamide curing agents. In electrical applications, D.E.H.® 20 Epoxy Curing Agent is used for casting, potting and encapsulation.

Principal: Olin Epoxy

Functions: Accelerator, Curing Agent, Hardener

Chemical Family: Aliphatic Amines

End Uses: Epoxy-Amine Adduct, Laminates, Polyamide Curing Agent, Protective Coatings, Tank Linings, Tooling Systems

Features: Chemical Resistance, Crosslinkable, Excellent Adhesion, Excellent Strength, Fast Reaction Speed, Good Adhesion Property, High Crosslinking, High Reactivity, Hygroscopic, Low Viscosity, Room Temperature Curing

Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

Properties

Physical Form
Notes
  • This amine curing agent is hygroscopic and may pick up moisture and carbon dioxide from the atmosphere.

Packaging & Availability

Packaging Type

Principal Information

Group Principal Number
S002520
Principal

Other

Appearance (SDS)
Liquid
Color (SDS)
Colorless
Explosive Nature (SDS)
Not explosive
IATA/ICAO Proper Shipping Name
Diethylenetriamine
IATA/ICAO UN Number
UN 2079
IMO/IMDG Proper Shipping Name
Diethylenetriamine
IMO/IMDG UN Number
UN 2079
Item Number
Material Compatibility
Odor (SDS)
Ammoniacal
Other Hazards
Data not available
Processing & Application Methods
Protect from Freezing
Yes
TDG Canada Proper Shipping Name
Diethylenetriamine
TDG Canada UN Number
UN 2079
Temperature Control
Yes
USA/DOT UN Number
Not Applicable
Chemical Properties
ValueUnitsTest Method / Conditions
Amine Hydrogen Equivalent Weight21.0g/eq
Physical Properties
ValueUnitsTest Method / Conditions
Density0.95g/cm³at 25°C
Storage Temperature50.0-89.6°F
Viscosity4.0-8.0mPa.sat 25°C, absolute
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
Autoignition Temperature (SDS)358.0°C
Boiling Point (SDS)207.0°Cat 760 mmHg
Evaporation Rate (SDS)0.01%Butyl Acetate=1
Flash Point (SDS)97.0°CClosed Cup at 101.3kPa
Freeze Point (SDS)-39.0°C
Kinematic Viscosity (SDS)7.16mm²/sat 20°C
Liquid Density (SDS)0.9586g/cm³at 20°C
Log Partition Coefficient (Log Pow) (SDS)-1.58-n-Octanol/Water
Lower Explosion Limit (SDS)1.9%(V/V)
Molecular Weight (SDS)103.17g/mol
Relative Density (SDS)0.952-at 20°C
Relative Vapor Density (SDS)3.6-Air=1
Shelf Life (SDS)18.0mo
Storage Temperature (SDS)10.0-32.0°C
Upper Explosion Limit (SDS)11.6%(V/V)
Vapor Pressure (SDS)0.021kPaat 20°C​
pH (SDS)11.6-1% solution
Shelf Life & Stability
ValueUnitsTest Method / Conditions
Shelf Life730.0d