• Stock Code

    888888

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    Alkyl aromatic diamines

    Alkyl aromatic diamines

    MOCA-CK (MOCA-II)

    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 powder or pellet
    Melting point, ℃ ≥?102
    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, % < 1.0
    Acetone insoluble matter, % < 0.04
    Transmittance, % ≥97
    Solubility Easily soluble in acetone, DMF, DMSO, MEK and THF. Soluble in ethanol, toluene and benzene. Insoluble in water.

    FEATURES &APPLICATIONS
    MOCA-CK (MOCA-II) is a regular grade of MOCA.
    MOCA is a kind of widely used high cost effective aromatic diamine chain extender or curing agent for casting
    polyurethane elastomers, water-proof polyurethane coatings, elastomeric pavement materials, PU adhesives, PU foams, etc. The PU elastomers chain-extended with MOCA have excellent properties, are widely applied in the areas including machinery, building, vehicles & transportation, mining industry, electronic components encapsulation and sport facility, etc.
    MOCA-CK is also a curing agent for epoxy or epoxy urethane resin.


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


    PACKAGING & STORAGE
    25kg net weight in kraft paper bag with 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.

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