Sales & Support: Request A Quote
Home ProductsPolyurethane Curing Agent Chain Extender

Polyurethane prepolymer chain extender Ethacure-300 (DMTDA)

Polyurethane prepolymer chain extender Ethacure-300 (DMTDA)

    • small.img.alt
    • small.img.alt
    • small.img.alt
  • large.img.alt

    Product Details:

    Place of Origin: China
    Brand Name: Ethacure-300
    Certification: ISO9001
    Model Number: Ethacure-300

    Payment & Shipping Terms:

    Minimum Order Quantity: 200kgs
    Price: FOB Shanghai usd7.5kg to usd9/kg
    Packaging Details: 200kg/drum
    Delivery Time: 2-4weeks
    Payment Terms: L/C, T/T
    Supply Ability: 3000tons per year
    Contact Now
    Detailed Product Description
    Color: Yellowish Transparent Liquid Classification: Chemical Auxiliary Agent
    Usage: Curing Agent For Polyurethane Or Polyurea Elastomer, Coating, RIM System And Sealant Type: Curing Agent
    Mf: C9H14N2S2 Cas No.: 106264-79-3
    Other Names: DMTDA

    DMTDA,DADMT,Ethacure 300

    Polyurethane curing agent,chain extender

    1. Introductions

    ETHACURE 300 curative is a widely used chain-extender or curative component for man-made, rubber-like compounds called elastomers, such as polyurethane and polyurea, that are used for everything from high-durability coatings to flexible foam seating, rigid insulation, seals and gaskets, even wheels and tires.

     

    2. Typical composition

    Dimethylthiotoulenediamine, % 95-97
    Monomethylthiotoulenediamine, % 2-3
    Total diamines,% >99
    Water, % <0.08

     

     

     

     

     

     

     

    3.Typical properties

    Appearance clear, yellow liquid *
    Molecular weight 214
    Boiling point at 16.8 torr, ℉(℃) 392(200)
    Density at 68℉(℃),g/ml 1.208
    Density at 68℉(℃),lb/gal 10.08
    Pour point, ℉(℃) 39(4)
    Flash point, (PMCC), ℉(℃) 349(176)
    Vapor pressure at 68℉(20℃), mm Hg <0.01
    Viscosity at 68℉(20℃),cSt 690
    Solubility, 68℉(20℃),wt %  
    Ethanol Miscible
    Toluene Miscible
    Water <0.03
    Heptane 3.5
    Equivalent weight with isocyanates 107
    Equivalent weith with epoxy resins 53.5

    * indicates that this will darken with time and exposure to air.

     

    Polyurethane prepolymer chain extender Ethacure-300 (DMTDA)

    Polyurethane prepolymer chain extender Ethacure-300 (DMTDA)

    Polyurethane prepolymer chain extender Ethacure-300 (DMTDA)

    Contact Details
    Qingdao Exceed Fine Chemicals Co.,Ltd

    Contact Person: Mr. louis.liu

    Tel: 86-532-82693198

    Fax: 86-532-82693196

    Send your inquiry directly to us (0 / 3000)