Polymeric Isocyanate Desmodur 44V20
General Properties and Applications
Desmodur44V20 is a liquid, dark brown polymeric isocyanate based on diphenylmethane-4.4′-diisocyanate (MDI) with isomers and homologues of higher functionality. It is used in conjunction with polyols to produce polyurethane.
Specification
| Property | Value | Unit of measurement |
Method |
| NCO content | 30.5-32.5 | % by wt. | MDI-01-01 |
| Viscosity 25 °C*) | 160-240 | mP·s | MDI-01-02 |
| Acidity | max.200 | mg/kg | MDI-01-03 |
| *) Lengthy storage can lead to an increase in the viscosity of Desmodur® 44V20 L, although in our experience this has no adverse effect on the processing properties of the product. | |||
Other Data
| Property | Value | Unit of measurement |
Method |
| Density 20 °C | approx. 1.23 | g/cm* | DIN 51757 |
| Phenylisocyanate content | max.50 | ppm | MDI-01-09 |
| Coefficient of thermal expansion | 6.59.10-4 | K-1 | |
| Specific heat (cp) | approx. 1.51 | kJ/kgK |
Storage
Recommended storage temperature: + 10 to + 30 °C (in exceptional casesup to 50°C)
Storage stability (ex works): 6 months if stored in moisture-tight drums
If you're ready to take the next step or Request Free Samples, Leave your message below and we’ll reply soon. 20+ years of chemical manufacturing & export experience, a partner you can trust.
Send product request
Other supplier products
 |
Powder coatings for Automotive trim parts MT-A2201/MT-YZ204I | Product Description MT- A2201 clearcoats can be used for pillars and appliqués, roof racks, grille guards, bumpers, and mirror housings, al... |
 |
Gray Series Powder Coating | Introduction We manufacture and export a full range of gray tone powder coatings, available in RAL, Pantone, or custom shades – shipped glob... |
 |
Dual-Layer Epoxy Anti-Corrosion Powder Coating (External Coating)-quality powder coating | Product Introduction: This dual-layer epoxy powder coating is formulated using multiple types of epoxy resins and functional curing agents. The ba... |
 |
Wrinkle powder coating-coating powder paint | Applications & Advantages of Wrinkle Powder Coating CategoryDetailsDescription Main Applications Metal Furniture Used for office ... |
 |
Highly Anti-Corrosion (Salt Spray Resistant) Powder Series/ | Key Features & Specifications FeatureSpecification / Benefit Anti-Corrosion Formula Zinc-rich primer + pure polyester coatingfor s... |
Same products
 |
High Concentration Plastic Color Masterbatch Factory Direct Supply | Seller: 861445 | We are a professional color masterbatch manufacturer with years of R&D experience in plastic ... |
 |
Acid Ink Blue G Factory | Seller: TIANJIN LEADING IMPORT & EXPORT CO., LTD | Acid Ink Blue G Factory 【Application of Acid Ink Blue G 】 mainly used for making blue or ... |
 |
Acid Black ATT Factory | Seller: TIANJIN LEADING IMPORT & EXPORT CO., LTD | Acid Black ATT Factory 【What’s Acid Black ATT】 is made of acid black 10B and acid o... |
 |
Acid Black 10B Factory | Seller: TIANJIN LEADING IMPORT & EXPORT CO., LTD | Acid Black 10B Factory is mainly suitable for dyeing and printing wool ,silk and nylon fabri... |
 |
Sulphur Dyes | Seller: TIANJIN LEADING IMPORT & EXPORT CO., LTD | Sulphur Dyes BuyDye supplies a range of sulphur dyes for cotton-based textile dyeing, includ... |
