High temperature resistant sewing thread

Abstract From the Canadian patent

Abstract of the Disclosure, In accordance with the invention there is provided a synthetic sewing thread of multifilament construction characterized by its ability to lessen the buildup of heat at the needle of a high speed sewing machine during the operation thereof even, during the sewing of relatively heavy weight fabrics so as to allow the thread to be utilized as a substitute for the sewing threads conventionally required in high temperature sewing applications such as cot-, ton spun yarns or cotton sheathed core yarns. The thread comprises a plurality of texturized continuous synthetic filaments, the filaments having a nonlinear crimped configuration providing bulk to the thread and …