Method of manufacturing soles, soles, shoes and pre-manufactured TPU articles

摘要

The present invention concerns a method for the manufacture of a shoe sole, wherein the method comprises loading a pre-manufactured article comprising thermoplastic polyurethane (TPU) material into a mold; loading pellets of an expanded thermoplastic polyurethane (eTPU) material into said mold; and connecting the pellets with each other and to the pre-manufactured TPU article by providing an interconnecting medium, wherein the material of the pre-manufactured TPU article either comprises an additive to increase the viscosity of the material of the pre-manufactured TPU article, or has been annealed. The invention further relates to the sole manufactured and a shoe comprising the sole.