the second thermoplastic polymer to a spinneret which is a part of the fiber extrusion apparatus while maintaining the preselected mutually separated relative arrangement extrudes the directed arrangement of the blend and the second molten polymer through the spinneret to form multicomponent fibers and solidifies the multicomponent fibers application_number US 56150795 A description to promote an understanding of the principles of the present invention descriptions of specific embodiments of the invention follow and specific language describes the same it will nevertheless be understood that no limitation of the scope of the invention is thereby intended and that such alterations and further modifications and such further applications of the principles of the invention as discussed are contemplated as would normally occur to one ordinarily skilled in the art to which the invention pertains one embodiment of the present invention concerns a process for producing multicomponent fibers in this process a dispersion of a particulate additive in a nonaqueous liquid carrier is provided this dispersion is injected into an extruder the extruder is part of an entire fiber extrusion system i e apparatus the extruder is extruding a first thermoplastic polymer and after injection of the dispersion into the extruder a blend of the first thermoplastic polymer with dispersion is formed a second thermoplastic polymer is also provided.