ARADUR® 2975

ARADUR® 2975 Hardener is a modified cycloaliphatic polyamine that is used as a low viscosity, light color, and non-blushing hardener for the formulation of ambient cure two-component epoxy floorings and coatings. ARADUR® 2975 Hardener can be formulated with modified or unmodified bisphenol A and bisphenol F-based liquid epoxy resins.

Functions: Hardener

Chemical Family: Cycloaliphatic Amine, Polyamines

End Uses: 2K (2 component) Coating, Epoxy Coating, Epoxy Mortars, Floor Coatings, Self-Leveling Floors, Solvent-Free Coatings

Compatible Polymers & Resins: Epoxies (EP)

Features: Acid Resistance, Alkali Resistance, Alkali Resistant, Blush-free, Color Retention, Excellent Film Appearance, Exudation Resistant, Light Color, Low Viscosity, Solvent Resistance, Water Resistance

    Enhanced TDS

    Identification & Functionality

    Features & Benefits

    CASE Ingredients Features
    Industrial Additives Features
    Product Features
    • Low viscosity
    • Low blushing and exudation tendency
    • Low color and good color retention
    • Good film appearance properties
    • Good resistance to water, diluted inorganic acids, alkali and solvents

    Applications & Uses

    Properties

    Physical Form
    Shelf Life:
    12.0 months
    Typical Physical Properties

    Unless otherwise stated, the data were determined with typical production batches using standard test methods. They are typical values only, and do not constitute a product specification.

     

    Property 1 2 Test Method
    Tack-free time, hours

    Gardner circular drying time recorder on 10 mil wet coating

    at 23°C / 50% R.H. 3.5 8
    at 5°C / 80% R.H. 10 22
    Cure-through Time, hours

    Gardner circular drying time recorder on 10 mil wet coating

    at 23°C / 50% R.H. 6 11
    at 5°C / 80% R.H. >24 >24
    Film Appearance Visual
    at 23°C / 50% R.H. Glossy Glossy  
    at 5°C / 80% R.H. Glossy Semi-gloss  
    Blushing     Visual
    at 23°C / 50% R.H. None None
    at 5°C / 80% R.H. None None
    Glass Transition Temperature,* °C 52 45 DSC
    Pencil Hardness* 3H H ASTM D 3363
    Cross Hatch Adhesion* 5 5

    ASTM D 3359 (0 = worst, 5 = best)

    Impact* (direct/reverse), in-lbs 20/2 50/10 ASTM D 2794

    *After 7 day cure at 23°C; Dry film thickness, 10-11 mils

    Regulatory & Compliance

    Technical Details & Test Data

    Processing Data
    Product Name 1 2 Test Method
    Mix viscosity at 23°C, cP 3000 800

    ASTM D4440 (ICI Cone & Plate)

    Gel time, 100 g, at 23°C, min 55 60

    TECAM gelation timer

    Packaging & Availability

    Packaging Type
    Packaging Information

    ARADUR® 2975 is supplied in 440 pound steel drums and 2200 pound totes

    Storage & Handling

    Storage Information
    • ARADUR® 2975 should be stored in a dry place, in the sealed original container, at temperatures between 2°C and 40°C (36°F and 104°F).
    • ARADUR® 2975 should not be exposed to direct sunlight.

    Other

    Appearance
    Clear, no contamination
    Odor (SDS)
    Amine like
    Chemical Properties
    ValueUnitsTest Method / Conditions
    Amine Value250.0-280.0 mg KOH/gmg KOH/g
    Physical Properties
    ValueUnitsTest Method / Conditions
    Density1.01 g/cm³g/cm³at 25°C
    Flash Point105.0 °C°CClosed Cup
    Viscosity350.0-750.0 cPscPsat 25°C