Desmodur 44V20L Polymeric MDI for Polyurethane Foam - 30.5-32.5% NCO Content, 160-240 mPa.s Viscosity
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 industrial-grade isocyanate is specifically formulated for use with polyols to produce high-performance rigid polyurethane foam insulation, particularly for refrigerator applications.
Technical 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 Conditions: Recommended storage temperature: +10 to +30°C. Storage stability (ex works): 6 months when stored in moisture-tight containers.
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Company
Vida New Material Technology Co., Ltd.
Location
Room 305, No. 9 Building, No. 16299 Puwei Road, Shanghai, China
Contact Person
David