53751 ⎘
Use of polyethers, e.g. PEEK, i.e. polyether-etherketone or PEK, i.e. polyetherketone, or derivatives thereof, for preformed parts, e.g. for inserts PPO, i.e. polyphenylene oxide; PPE, i.e. polyphenylene ether
Two-dimensional fabric and method for the production thereof