Patent ID: 9731456
Date: 2017-08-15
CPC Classifications: B29C,B29K,C08J,C08K,C23C

Claim:
1. A method of manufacturing a functionally graded article, comprising: modifying a magnetic filler with at least one of a functionalization material and an encapsulating material; preparing a melted polymer mixture comprising a thermoplastic polymer and the magnetic filler, wherein the magnetic filler is dispersed in the thermoplastic polymer, wherein the magnetic filler is present in an amount of 0.01 to 15 wt % based on the total weight of the melted polymer mixture; injecting the melted polymer mixture into a mold; and applying a magnetic field from a magnet incorporated into the mold to a portion of the melted polymer mixture to form the functionally graded article, wherein the functionally graded article has a magnetic filler gradient.