Research Article
The Effect of Polymer Composite Materials on the Comfort of Sports and Fitness Facilities
Table 2
Performance of polymer materials commonly used in sports equipment.
| Sporting goods | Material | Chemical nature | Nature |
| Racing | Natural rubber cavity (NR) | Polyisoprene | For racing tires, with high elasticity | Sports shoes | Styrene butadiene rubber (SBR) | Polystyrene-butadiene | For shoe soles, antiwet and low rolling resistance | Protective equipment | Nitrile rubber (NBR) | Acrylonitrile-butadiene copolymerization | Strong oil resistance, aging resistance, friction resistance |
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