LH-1621 Polyether Polyol for Slow Rebound Foam Sponge
LH-1621 is a high molecular weight, high activity polyether polyol specifically formulated for producing ultra-soft slow rebound foam sponge applications.
Key Features
- BHT-free and amine-free formulation
- Excellent reaction activity for box or line foaming processes
- Significantly improves softness and suppleness of ultra-soft sponge
- Produces full, air-rich foam with enhanced comfort properties
Product Specifications
| Parameter | Unit | Value |
|---|
| Appearance | | Transparent, viscous liquid |
| Chroma | Pt-Co | ≤ 50 |
| Hydroxyl Value | mgKOH/g | 33 - 39 |
| Acid Value | mgKOH/g | ≤ 0.05 |
| Water Content | % | ≤ 0.05 |
| K+ | mg/kg | ≤ 10 |
| pH | | 5.0 - 7.0 |
| Viscosity (25°C) | mpa.s | 1000 - 1500 |
Note: Above values represent typical results. Actual properties are based on specific Certificate of Analysis.
Application Benefits
- Excellent formulation tolerance for various production requirements
- Superior slow rebound effect with consistent performance
- Enhanced hand feel and flexibility in finished foam products
Complete Product Range Specifications
| Model | Appearance | Chroma (Pt-Co) | Hydroxyl Value (mgKOH/g) | Acid Value (mgKOH/g) | Water Content (%) | K+ (mg/kg) | pH | Viscosity 25°C (mpa.s) |
|---|
| LH-1030 | Transparent viscous liquid | ≤ 50 | 295 - 315 | ≤ 0.05 | ≤ 0.05 | ≤ 5 | 5.0 - 7.0 | 250 - 350 |
| LH-1621 | Transparent viscous liquid | ≤ 50 | 33 - 39 | ≤ 0.05 | ≤ 0.05 | ≤ 10 | 5.0 - 7.0 | 1000 - 1500 |
| LH-1623 | Transparent viscous liquid | ≤ 50 | 32 - 38 | ≤ 0.05 | ≤ 0.05 | ≤ 10 | 5.0 - 7.0 | 1100 - 1600 |
| LH-1625 | Transparent viscous liquid | ≤ 50 | 34 - 40 | ≤ 0.05 | ≤ 0.05 | ≤ 10 | 5.0 - 7.0 | 1000 - 1500 |
| LH-1630 | Transparent viscous liquid | ≤ 50 | 33 - 39 | ≤ 0.05 | ≤ 0.05 | ≤ 10 | 5.0 - 7.0 | 8000 - 1200 |
| LH-1670 | Transparent viscous liquid | ≤ 50 | 21 - 23 | ≤ 0.05 | ≤ 0.05 | ≤ 10 | 5.0 - 7.0 | 900 - 1300 |
| LH-3070 | Transparent viscous liquid | ≤ 50 | 230 - 250 | ≤ 0.05 | ≤ 0.05 | ≤ 5 | 5.0 - 7.0 | 230 - 280 |
Packaging, Handling & Storage
Packaged in new steel drums, 200 kg per drum.
Store in a cool, dry, well-ventilated area with containers tightly closed. Opened containers must be carefully resealed and kept upright to prevent leakage.
Shelf life: 12 months. Products beyond shelf life should be tested before use.
When handling polyols, take precautions to avoid eye exposure or prolonged skin contact. If eye contact occurs, flush with plenty of water. If skin contact occurs, wash thoroughly with soap and water.
Frequently Asked Questions
Are you a factory or trading company?
We are a factory.
Where is your factory located? How can I visit there?
Our factory is located in Huai'an City, Jiangsu Province, China. All clients are warmly welcome to visit us.
Can I get some samples?
Yes, we can supply free samples, with shipping costs paid by customers.
Can you accept small orders?
Yes.
What are your payment terms?
30% T/T down payment with balance against B/L copy, or 100% L/C at sight.
How about delivery lead time?
Approximately 7-14 days after payment confirmation (excluding Chinese holidays).
Which port is used for loading?
Nanjing Port or Shanghai Port.
How can we guarantee product quality?
Free samples available for testing. We manufacture according to your specific requirements with pre-production samples and final inspection before shipment.
How about import customs fees?
We declare value as requested. Import duties, taxes, and charges are the buyer's responsibility. Please check with your country's customs office prior to ordering.
About Jiangsu Lihong Technology Development Co., Ltd.
Jiangsu Lihong Technology Development Co., Ltd. is a national high-tech enterprise integrating R&D, production, sales, and technical services. Located in the Salt Chemical New Materials Industrial Park in Huai'an City, Jiangsu Province, our facility covers 150 acres with total investment exceeding RMB 500 million.
We operate 14 industry-leading production lines with independent innovation capabilities, achieving an annual production capacity of over 100,000 tons.
The company holds key laboratory status for green polyurethane materials in Huai'an City, and is recognized as a national high-tech enterprise, specialized and innovative SME in Jiangsu Province, and member of the China Polyurethane Industry Association.
