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ISOPRENE

            

    ISOPRENE

    Molecular  Formula:

    C5H8    H2C﹦C(CH3)CH﹦CH2


    Specification:

    Number

    Item

    Polymer  Grade

    Chemical  Grade

    1

    Appearance

    Transparent  and no mechanical admixture

    2

    Color(Pt-Co)No

    ≥99.5

    ≥98.5

    3

    Content

    ≤0.2

    4

    Isoprene dimer

    Balance

    5

    Paraffins and  monoene

    ≤0.0005

    6

    Dicyclopentadiene

    ≤0.0050

    7

    m-pentadiene

    ≤0.0080

    8

    DMF

    ≤0.0010

    9

    Sulphur

    ≤0.0005

    10

    Oxo-compound

    ≤0.0010

    11

    Water

    ≤0.020

    ≤0.030

    12

     TBC1,%  

    0.0040~0.0200



    Properties:

    1. This product is colorless or yellowishtransparent flammable liquids.

    2. Specific gravity: 0.6806;

    3. Melting point: 147.7 ℃;

    4. Boiling point: 34.1 ℃;

    5. Flash point: 53.89 ℃;

    6. Spontaneous combustion point: 220 ℃;

    7. explosion limit (V/V) : 1.5% to 9.7%.


    Usages:

    Isoprenerubber, SIS elastic cpolymers, Butyl rubber, Spices, pesticide, medicine.



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