Qingdao Exceed Fine Chemicals Co.,Ltd
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Polyester Polyol for Thermoplastic Polyurethane EG/AA Based
1. Description
This series of polyester polyol have a molecular weight range from 500g/mol to 4000g/mol. The advantages would be low chroma and stable activity. Thermoplastic polyurethane products based on this series of polyester polyols have the advantages of stable viscosity, easy cutting, excellent mechanical strength, high wear resistance and high tear resistance. The molecular weight can be adjusted according to customer requirements.
2. Application
This series of polyester polyols can be widely used in TPU elastomers such as hot melt adhesives, shoe materials, pipes, films, cable sheaths, conveyor belts and ohter polyurethane products.
3. Physical properties
| Raw material | Grade | Molecular weight(g/mol) | OH value(mgKOH/g) | Acid value(mgKOH/g) | Water content(%) | Viscosity(75℃ cps) | Chrom(APHA) |
| EG/AA | PE-2020 | 2000 | 53-59 | ≤0.3 | ≤0.03 | 500-800 | ≤30 |
| PE-2030 | 3000 | 35-41 | ≤0.3 | ≤0.03 | 1000-1100 | ≤30 |