Methylene Diphenyl Diisocyanate in Kolkata
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Detailed Description
What Is Methylene Diphenyl Diisocyanate
Methylene diphenyl diisocyanate (MDI) is a chemical compound used in the production of polyurethane foams, coatings, and elastomers. It is a colorless to yellowish liquid with a characteristic odor.
Where To Use Methylene Diphenyl Diisocyanate
MDI is commonly used in the following industries:
- Construction and building materials
- Automotive and transportation
- Textiles and apparel
- Medical devices and equipment
Key Features Of Methylene Diphenyl Diisocyanate
- High reactivity and reactivity with water
- Good heat stability and resistance to degradation
- Excellent flexibility and durability in polyurethane foams
- Low toxicity and environmental impact
How To Use Methylene Diphenyl Diisocyanate
- Mix MDI with polyol and catalyst in a specific ratio
- Apply to substrate using various methods (spraying, brushing, etc.)
- Cure at room temperature or elevated temperatures
- Inspect and test for quality and performance
How Methylene Diphenyl Diisocyanate Is Manufactured
MDI is typically produced through a multi-step process involving the reaction of diphenylmethane with phosgene in a solvent medium.
Technical Specification Of Methylene Diphenyl Diisocyanate
| Purity | 95% |
| Molecular Weight | 250 g/mol |
| Boiling Point | 200°C |
| Packaging Size | 25 kg drums |
The technical specification of MDI is critical in ensuring its quality and performance in various applications. The purity level of 95% ensures that the product meets the required standards for reactivity and stability. The molecular weight of 250 g/mol indicates a suitable balance between reactivity and viscosity. The boiling point of 200°C allows for efficient handling and storage. Finally, the packaging size of 25 kg drums facilitates convenient transportation and storage.
Description Of Methylene Diphenyl Diisocyanate
MDI is a versatile chemical compound that plays a crucial role in the production of polyurethane foams, coatings, and elastomers. Its high reactivity and stability make it an ideal choice for various applications in construction, automotive, textiles, and medical devices.
Related Products & Synonyms Of Methylene Diphenyl Diisocyanate
Some related products of MDI include:
- Polyurethane foams
- Catalysts and additives
- Resins and coatings
The synonyms of MDI include:
- 101-68-8
Available in kolkata