JEFFAMINE® RFD-270

JEFFAMINE® RFD-270 amine is a special polyether amine containing both rigid (cycloaliphatic) and flexible segments in the same molecule. “RFD” stands for “RigiFlex Diamine” offering a unique formulating option for coatings and adhesives. When used for epoxy resin curing, this product can provide synergistic processing and cured resin performance advantages relative to simple mixtures of polyetheramines (PEAs) and cycloaliphatic amines.

Functions: Curing Agent, Curing Agent

Chemical Family: Amines

End Uses: Epoxy Curing Agent

Compatible Polymers & Resins: Epoxies (EP)

Features: Excellent Flexibility, Good Color Stability, Good Hardness, Good Mechanical Properties, High Glass Transition Temperature, High Modulus, Low Blush, Low Vapor Pressure, Low Viscosity

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Identification & Functionality

CASE Ingredients Functions
Chemical Family
Composite Materials Functions
Technologies
Product Families

Features & Benefits

CASE Ingredients Features
Benefits

• Low viscosity
• Low vapor pressure
• Compared to standard polyetheramines
– More reactive
– Faster strength development
– Higher glass transition temperature
– Improved mechanical properties
• Compared to cycloaliphatic amines
– Less carbamation / blush sensitive reducing or eliminating the need for making
an epoxy adduct in a hardener formulation
– A significant lower glass transition temperature allowing the formulator to use
less epoxy diluent or solvents in a room temperature cured epoxy system

Applications & Uses

Compatible Polymers & Resins
Industrial Additives End Use

Properties

Physical Form

Regulatory & Compliance

Storage & Handling

Storage and Handling Information

JEFFAMINE® RFD-270 amine may be stored under air at ambient temperatures for short periods. A nitrogen blanket is suggested for all storage, however, to reduce the effect of accidental exposure to high temperatures and to reduce the absorption of atmospheric moisture and carbon dioxide. It should be noted that pronounced discoloration is likely to occur at temperatures above 140°F (60°C), whatever the gaseous pad. Cleaning of lines and equipment containing JEFFAMINE® RFD-270 amine can be accomplished using warm water and steam. In the event of spillage of this product, the area may be flushed with water. The proper method for disposal of waste material is by incineration with strict observance of all federal, state, and local regulations.

Other

Chemical Properties
ValueUnitsTest Method / Conditions
Amine Content7.3-8.0 meq/gmeq/g
Amine Hydrogen Equivalent Weight67.0 g/eqg/eq
Physical Properties
ValueUnitsTest Method / Conditions
Density0.96 g/mLg/mLAt 25°C
Flash Pointmin. 149.0 °C°CPensky-Martens Closed Cup (PMCC)
Molecular Weightapprox. 270.0 g/molg/mol