CymitQuimica logo

CAS 9016-87-9

:

Polymeric MDI

Description:
Polymeric MDI, or polymeric methylene diphenyl diisocyanate, is a versatile chemical compound primarily used in the production of polyurethane foams, elastomers, and coatings. It is characterized by its high reactivity due to the presence of isocyanate functional groups, which readily react with polyols to form polyurethane polymers. Polymeric MDI typically exhibits a low viscosity, allowing for easy processing, and has a relatively high molecular weight, which contributes to its stability and performance in various applications. It is generally a solid at room temperature but can be melted or dissolved in suitable solvents for processing. Additionally, polymeric MDI is known for its excellent mechanical properties, thermal stability, and resistance to chemicals and moisture, making it suitable for use in construction, automotive, and insulation materials. However, it is important to handle polymeric MDI with care, as it can be hazardous, causing respiratory irritation and skin sensitization upon exposure. Proper safety measures and protective equipment are essential when working with this substance.
Formula:C6H3(NCO)CH2n
Synonyms:
  • 40V20
  • 44V20
  • 44V20L
  • 44V22L
  • 44V40
  • 617P21
  • AE
  • AG
  • Mdi-Cr
  • Papi
  • See more synonyms
Sort by

Purity (%)
0
100
|
0
|
50
|
90
|
95
|
100
Found 3 products.
  • Polymethylene polyphenyl polyisocyanate

    CAS:
    Formula:C27H31N3O3
    Purity:98%
    Color and Shape:Liquid
    Molecular weight:445.5533

    Ref: IN-DA00GSVS

    5g
    25.00€
    10g
    28.00€
    1kg
    175.00€
    25g
    32.00€
    100g
    54.00€
    500g
    118.00€
  • Polymethylene polyphenyl polyisocyanate

    CAS:
    Polymethylene polyphenyl polyisocyanate
    Purity:98%
    Molecular weight:445.55g/mol

    Ref: 54-OR1043463

    5g
    53.00€
    10g
    To inquire
    1kg
    256.00€
    25g
    62.00€
    100g
    87.00€
    500g
    184.00€
  • Poly[methylene(polyp​henyl Isocyanate)​] (Mn~340-400)

    CAS:
    <p>Stability Moisture Sensitive<br>Applications Poly[methylene(polyp​henyl Isocyanate)​] is an engineering polymer used in the synthesis of highly resiliant polyurethane foams with flame retardancy.Environmental toxin on US EPA Toxic Release Inventory list (TRI) list.<br>References Xu, L. et al.: ACS App. Mat. Inter., 9, 26392 (2017);<br></p>
    Color and Shape:Neat

    Ref: TR-P688095

    5ml
    90.00€
    10ml
    98.00€
    25ml
    176.00€