TPU
Water-based Polyether Series
Application Image:
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Product Introduction:
The waterborne polyether series consists of molecular chains made up of fully hydrophilic polyoxyethylene segments or a combination of hydrophilic polyoxyethylene and hydrophobic polyoxypropylene segments, with terminal groups containing highly reactive hydroxyls. The alkali metal content in the polyether backbone is extremely low.
Performance and Application:
This class of water-soluble polyethers features high hydrophilicity, narrow molecular weight distribution, and high reactivity. They impart excellent waterproof-breathable properties and water and solvent resistance to polyurethane materials. These products are widely used in makeup sponges, synthetic leather, waterproof breathable fabrics, and other fields.
Technical Indicators:
规 格 | 外 观 ( 25℃) | 色度 ( APHA ) | 水 份 (%) | K + (ppm) | pH ( 5% a.q.) | 酸值 ( mgKOH/g ) | 羟 值 ( mgKOH/g ) |
---|---|---|---|---|---|---|---|
Donol EG600 | Colorless transparent liquid or white solid | ≤50 | ≤0.05 | ≤3 | 5.5-7.5 | ≤0.1 | 182-192 |
Donol EG1000 | White solid | ≤50 | ≤0.05 | ≤3 | 5.5-7.5 | ≤0.1 | 109-115 |
Donol EG1500 | White solid | ≤50 | ≤0.05 | ≤3 | 5.5-7.5 | ≤0.1 | 72-78 |
Donol 2003 | White solid | ≤50 | ≤0.05 | ≤3 | 5.5-7.5 | ≤0.1 | 54.5-57.5 |
Donol EG3000 | White solid | ≤50 | ≤0.05 | ≤3 | 5.5-7.5 | ≤0.1 | 32-35 |
Donol EG4240 | Colorless or pale yellow transparent liquid | ≤50 | ≤0.05 | ≤3 | 5.5-7.5 | ≤0.1 | 34-37 |