Polyol and Isocyanate for Polyurethane Foam
- Detail
Polyol & Isocyanate: Core Raw Materials for High-Performance Polyurethane Solutions
Product Overview
Polyol and Isocyanate are essential raw materials for manufacturing polyurethane (PU), enabling the production of foams, elastomers, coatings, and adhesives. Our product portfolio offers high reactivity, superior stability, and eco-friendly compatibility, making it ideal for construction insulation, automotive parts, furniture cushioning, and industrial applications.
Technical Specifications & Performance Comparison
Polyol Technical Parameters
Polyether Polyol:
| Grade | OHV (mgKOH/g) | Viscosity (cps/25 °C) | Acid value mgKOH/g | Water content(%) | pH | Soild content(%) | Reference |
| POP-3045 | 28-32 | 5500 max | 0.1 max | 0.1 max | 5-8 | 44-46 | Slabstock foam High hardness |
| POP-3020 | 34-40 | 1200-2000 | 0.1 max | 0.1 max | 5-8 | 24-26 | |
| POP-3010 | 41-45 | 500-1200 | 0.1 max | 0.1 max | 5-8 | 9-11 | |
| POP-3013 | 39-44 | 700-1300 | 0.1 max | 0.1 max | 5-8 | 12.5-14.5 | |
| POP-3015 | 38-45 | 800-1500 | 0.1 max | 0.1 max | 5-8 | 14.7-16.7 | |
| POP-5040 | 20-24 | 5000-7500 | 0.1 max | 0.1 max | 5-8 | 44-46 | Flexible mold foam |
| POP-5030 | 24-28 | 3000-5000 | 0.1 max | 0.1 max | 5-8 | 21.5-23.5 | |
| POP-5020 | 24-28 | 2500-4500 | 0.1 max | 0.1 max | 5-8 | 12.5-14.5 | |
| POP-2025 | 27-31 | 1800 max | 0.1 max | 0.1 max | 5-8 | 24-26 | Flexible foam |
Polymer Polyol
| Grade | Color (APHA) | OHV (mgKOH/g) | Viscosity (cps/25ºC) | Acid value mgKOH/g | Water content(%) | pH | Reference |
| PGY-2500E | 50 max | 65-69 | 300-550 | 0.1 max | 0.05 max | 5-7 | Slabstock foam |
| PGY-3000M | 50 max | 54-58 | 450-650 | 0.1 max | 0.08 max | 5-8 | |
| PGY-3000E | 50 max | 52-56 | 450-550 | 0.1 max | 0.05 max | 5-8 | |
PGY-3010E | 50 max | 54-58 | 400-700 | 0.1 max | 0.08 max | 5-8 | |
| PGY-3105E | 50 max | 54-58 | 400-600 | 0.1 max | 0.08 max | 5-8 | |
| PGY-3350E | 50 max | 48-55 | 615-815 | 0.1 max | 0.05 max | 5-8 | High reactivity Cell opener |
| PGY-3500M | 50 max | 46-50 | 600-800 | 0.1 max | 0.08 max | 5-8 | High reactivity, Mold foam |
| PGY-3500E | 50 max | 45-50 | 550-750 | 0.1 max | 0.08 max | 5-8 | |
| PGY-3510E | 50 max | 45-50 | 650-850 | 0.1 max | 0.08 max | 5-8 | |
| PGY-3550E | 50 max | 45-50 | 450-650 | 0.1 max | 0.08 max | 5-8 | |
| PGY-5000E | 50 max | 31-35 | 850-980 | 0.1 max | 0.08 max | 5-8 | High elasticity, Semi-regid cold cure |
| PGY-5002E | 50 max | 31-35 | 860-980 | 0.05 max | 0.08 max | 5-8 | |
| PGY-5016E | 50 max | 31-35 | 860-980 | 0.05 max | 0.08 max | 5-8 | |
| PGY-5020E | 50 max | 32-36 | 820-980 | 0.05 max | 0.1 max5 | 5-7 |
Isocyanate Technical Parameters
Toluene Diisocyanate TDl 80/20
CAS:584-84-9
EINECS NO:209-544-5
Test Item | Index | Test Result |
Purity(WT)% | 99.7min | 99.8 |
2,4-Isomer% | 80+/-1 | 79.6 |
2,6-Isomer% | 20+/-1 | 19.6 |
Acidity%(HCL) | 0.0015MAX | 0.0004 |
Hydrolyzable Chloride(WT)% | 0.004MAX | 0.0033 |
Color (APHA) | 15 MAX | 5 |
Total Chloride(WT)% | 0.018 MAX | 0.005 |
Appearance | Colorless to pale yellow liquid | |
Packing and Loading Qty | 250kgs/red iron drum or blue iron drum,20tons/20ft | |
Diphenylmethane Diisocyanate(MDI)
Appearence: Brown transparent liquid ;
Boiling point (℃): 200~208;
Stability: stable. Incompatible with strong oxidizing agents, alcohols. May decompose in moist air, or on contact with water.
| Polymeric MDI (Polymethane Polyphenyl Isocyanate) | |||
| ITEST ITEM | UNIT | SPEC | RESULT |
| Appearance | brown liquid | brown liquid | |
| Viscosity | mPa.s@25°C | 175-250 | 226 |
| NCO content | %(CO) | 30-32 | 30.8 |
| EHC | Mg/kg | MAX.250 | 89 |
| Density | (25°C,g/cm3) | 1.22-1.25 | - |
| Acid Content | (HCL) % | ≤0.05 | - |
| Hydrolyzable Chlorine | % | ≤0.2 | - |
Key Applications
Building Insulation: Closed-cell foam with low thermal conductivity for walls and cold storage.
Automotive Manufacturing: Lightweight seat foam, dashboard elastomers, and noise reduction components.
Furniture Production: High-resilience foam compliant with fire-retardant standards (e.g., UL 94).
Footwear & Textiles: Microcellular elastomers for durable, comfortable shoe soles.
Competitive Advantages
Environmental Compliance: Meets REACH, RoHS, and VOC regulations; supports halogen-free formulations.
Tailored Flexibility: Adjustable hydroxyl/NCO content for spray, casting, or molding processes.
Quality Assurance: Strict moisture control (<0.05%) and 6-month shelf life under proper storage.
FAQs
Q1: What are the storage requirements for Polyol and Isocyanate?
A: Store in a cool, dry place (15-25°C) away from light and moisture. Seal containers tightly.
Q2: How to ensure safe handling during mixing?
A: Use ventilation systems, wear PPE (gloves, goggles), and follow SDS guidelines strictly.
Q3: Do you offer customized formulations?
A: Yes! We provide tailored solutions for hydroxyl value, functionality, and reaction speed.