Fabric comprising adhesive threads and method of making same

The present invention relates to a non-woven fabric (2) comprising one or more fibrous layers (10, 11) each comprising a plurality of fibers (12, 22) arranged in a fiber direction wherein the non-woven fabric comprises a plurality of sutures (60, 70), each suture comprising one or more threads arranged in a sewing direction, and at least one thread for maintaining an arrangement of the plurality of fibers in the one or more fiber layers relative to each other, where at least one thread comprises a binder. The invention also relates to a preform comprising the nonwoven fabric according to the invention and to methods for producing the nonwoven fabric, preform and wind turbine blade. 本发明涉及包含一个或更多个纤维层(10、11)的非织造织物(2)，该纤维层(10、11)各自包含沿着纤维方向布置的多根纤维(12、22)，其中所述非织造织物包含多条缝合线(60、70)，各缝合线包含沿着缝合方向布置的一种或更多种线，用于保持所述一个或更多个纤维层中的多根纤维相对于彼此的布置，其中至少一种线包含粘合剂。本发明还涉及包含根据本发明的非织造织物预成型件以及用于生产所述非织造织物、预成型件和风力涡轮机叶片的方法。