What kind of fabric is PBT?
In the textile and apparel industry, PBT (polybutylene terephthalate) is a common synthetic fiber material. In recent years, as consumer demand for functional fabrics has increased, PBT fabrics have attracted much attention due to their unique properties. This article will introduce in detail the characteristics, application areas and comparison of PBT fabrics with other common fabrics.
1. Characteristics of PBT fabric

PBT is a thermoplastic polyester material with the following salient features:
| Features | Description |
|---|---|
| Flexibility | PBT fiber has good elasticity, close to the performance of spandex, and is suitable for making tight clothing. |
| chemical resistance | It has strong resistance to most chemicals and solvents and is not easily corroded. |
| heat resistance | Melting point is approximately 225°C and remains stable at higher temperatures. |
| Hygroscopicity | It has low hygroscopicity and is suitable for making quick-drying clothes. |
| Wear resistance | Excellent wear resistance, extending the service life of the fabric. |
2. Application fields of P fabric
PBT fabric is widely used in many fields because of its unique properties:
| Application areas | Specific use |
|---|---|
| sportswear | Tights, sports bras, swimsuits, etc. due to their elasticity and quick-drying properties. |
| Household items | Carpet and sofa fabrics due to their abrasion and chemical resistance. |
| industrial use | Filter materials, conveyor belts, due to their high temperature resistance and corrosion resistance. |
| medical field | Medical bandages and protective clothing for their safety and comfort. |
3. Comparison between PBT and other fabrics
In order to understand the advantages of PBT fabric more intuitively, the following is a performance comparison between PBT and several common fabrics:
| fabric type | Flexibility | heat resistance | Hygroscopicity | Wear resistance |
|---|---|---|---|---|
| PBT | high | high | low | high |
| Polyester (PET) | in | high | low | high |
| Spandex | extremely high | low | in | low |
| cotton | low | in | high | in |
4. Future development trends of PBT fabrics
With the advancement of technology and the increase in consumer demand for functional fabrics, PBT fabrics are expected to further develop in the following aspects:
1.Environmental improvements: Develop recyclable or biodegradable PBT fibers to reduce environmental impact.
2.Functional enhancement: Improve the versatility of PBT fabric by adding antibacterial, anti-UV and other additives.
3.Application extension: Applications in the field of smart textiles, such as temperature control or conductive PBT fibers.
5. Summary
With its excellent elasticity, heat resistance and wear resistance, PBT fabric has shown wide application potential in sportswear, household products, industrial and medical fields. Although it has low hygroscopicity, this deficiency can be compensated for by blending with other fibers or finishing techniques. In the future, with the continuous innovation of technology, PBT fabric will achieve greater breakthroughs in functionality and environmental protection, becoming one of the important materials in the textile industry.
check the details
check the details