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    Stock Code

    888888

    Home »Products »/uploads/20210112/f28f8ccab39a8f9c4ff2460fcaf4c963.jpg

    Alkyl aromatic diamines

    Alkyl aromatic diamines

    MOCA-HR

    Chemical Name: 4,4'-Methylene-bis(ortho-chloroaniline); 3,3'-Dichloro-4,4'-diaminodiphenylmethane

    Molecular Formula: C13H12N2Cl2

    Molecular Weight: 267.16

    CAS No.: 101-14-4

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    SPECIFICATIONS & TYPICAL PROPERTIES

    Property Value
    Appearance Pale yellow granule
    Melting point, ℃ ≥ 102.0
    Water content, % ≤ 0.15
    Solid density (24℃), g/cm3 1.43~1.45
    Density(107℃,melt liquid), g/cm3 1.24~1.28
    Amine equivalent weight 131~136
    Free amine, % < 1.00
    Acetone insoluble matter, % < 0.04
    Transmittance, % ≥97
    Solubility Easily soluble in acetone, DMF, DMSO, MEK and THF. Soluble in ethanol, toluene. Insoluble in water.

    FEATURES & APPLICATIONS
    MOCA-HR is a special MOCA grade features with color stability at high temperature. The color of the melted MOCA-HR keeps light-yellow and clear almost without any changes after being heated several times, even though the heating temperature is up to 150℃. It is recommended applied in a variety of casting polyurethane elastomer parts especially manufactured with casting machines. The products have light color.
    MOCA is a kind of widely used high cost effective aromatic diamine chain extender or curing agent for casting polyurethane elastomers. The PU elastomers with excellent properties are widely applied in the areas including machinery, building, vehicles & transportation, mining industry, electronic components encapsulation and sport facility, etc.
    MOCA can also be used to solidify epoxy resin.


    SAFETY & OCCUPATIONAL PROTECTION
    LD50 (rats) ＞5000 mg/kg. Wear mask, gloves and goggles when handling.


    PACKAGING & STORAGE
    25kg net weight in waterproof brown kraft paper bag with black polyethylene liner.
    50kg net weight in carton drum with black polyethylene liner.
    Keep it storing airtight in a dry area and away from sunlight.
    Shelf life of this product is 2 years. If stored over shelf life, it can still be used when the main application properties be qualified by inspecting.