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4, 4' -Diphenylmethane diisocyanate （MDI）

  • 4, 4' -Diphenylmethane diisocyanate （MDI）
  • 4, 4' -Diphenylmethane diisocyanate （MDI）

4, 4' -Diphenylmethane diisocyanate （MDI）

CAS No.: 101-68-8
Molecular Formula: C15H10N2O2
Molecular Weight:250.25

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Product Description

As an important organic compound, MDI is widely used in the production of polyurethane foams, elastomers, coatings, and adhesives.


Chemical Properties

Chinese NameMethylenediphenyl Diisocyanate
English NameMethylenediphenyl diisocyanates (Abbr.: MDI)
Chemical FormulaC₁₅H₁₀N₂O₂
Molecular Weight250.25
CAS No.101-68-8
EINECS No.202-966-0
Melting Point36 ~ 39 °C
Boiling Point196 °C
Water SolubilityDecomposes upon contact
Density1.19 g/cm³
AppearanceColorless or light yellow solid
Flash Point200 °C
ApplicationPolyurethane foam plastics, elastomers, coatings
Risk PhrasesR23, R34, R42/43
UN Dangerous Goods No.2489
China Dangerous Goods No.61545


Product Usage

Production of polyurethane elastomers—this is its primary application.

Manufacturing of synthetic fibers and artificial leather; for instance, it is used in certain synthetic leather products.

Production of solvent-free coatings and adhesives; it also finds application in the plastics and rubber industries.

Polyurethane foam made from it is used in sectors such as construction materials, automotive parts, and thermal insulation.


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Shipping and Transportation

Delivery Time

Inventory 2-3 working days New manufacturing 7-10 working days

Mode of Transportation
1. By Air, fast but expensive.
2. By Sea, usual and economy.
3. By Train, suit for middle Asia countries.
4. By Express, suit for small package.
We only provide highest quality goods available, accompanied by after support!

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FAQ

Q1: What international standards do your products and services comply with?

A1: Our products fully comply with international standards such as REACH, MSDS, and COA, and we strictly implement the ISO9001 quality management system. We can also provide third-party testing reports (SGS, BV, etc.) according to customer needs.


Q2: How long does it take for goods to be delivered to my country?
A2: The delivery time depends on the transport mode and destination country. Generally, sea transport takes 15-30 days, air transport takes 3-7 days, and we will optimize the transport route to shorten the delivery time as much as possible.


Q3: Can you provide customs clearance services for dangerous chemicals?
A3: Yes. Our team is proficient in the customs clearance procedures for dangerous chemicals in various countries, and can provide professional compliant declaration and customs clearance services to ensure smooth customs clearance.


Q4: Do you provide customized product and service solutions?
A4: Yes. We can provide personalized product customization and export service solutions according to your specific needs (product specifications, application scenarios, procurement volume, etc.).

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