Desmodur 44V20L Liquid Polymeric MDI Isocyanate 30.5-32.5% NCO for Polyurethane Rigid Foam
Price:
Negotiable
MOQ:
1000 kg
Delivery Time:
Peak Season Lead Time: within 15 workdays, Off Season Lead Time: within 15 workdays
Product Description
Product Overview
Desmodur® 44V20L is a dark-brown liquid blend of diphenylmethane-4,4'-diisocyanate (MDI) with isomer and homologues of higher functionality. This specialized chemical is designed for use in conjunction with polyols to produce high-performance rigid polyurethane foam insulation materials.
Key Specifications
Primary Specifications
| Property | Value | Unit | Method |
|---|---|---|---|
| NCO Content | 30.50-32.50 | % by wt. | MDI-01-01 |
| Viscosity at 25°C | 160.0-240.0 | mPa.s | MDI-01-02 |
| Acidity (HCL) | ≤ 200 | mg/kg | MDI-01-03 |
Additional Technical Data
| Property | Value | Unit | Method |
|---|---|---|---|
| Density at 20°C | approx. 1.23 | g/cm³ | DIN51757 |
| Phenyl Isocyanate Content | ≤ 50 | ppm | 2011-0489801-95 |
| Specific Heat (cp) | approx. 1.51 | kJ/kg.K | - |
| Coefficient of Thermal Expansion | 6.59×10⁻⁴ | K⁻¹ | - |
*These values provide general information and are not part of the product specification
Packaging & Storage
- Packaging: Available in drums, IBCs, tank containers, and tank wagons
- Storage Temperature: +10 to +30°C recommended
- Storage Stability: 6 months when stored in moisture-tight drums
Handling Instructions
Prevent moisture access when taking product samples to maintain product integrity and performance characteristics.
Product Images
Similar Products
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Vida New Material Technology Co., Ltd.
Location
Room 305, No. 9 Building, No. 16299 Puwei Road, Shanghai, China
Contact Person
David