Patent ID: 8309640

Claim:
A thermoplastic composition, comprising: a) from 10 to 90% by weight of a thermoplastic base resin; b) from 0.1 to 30% by weight of a laser direct structuring additive; and c) 10 to 80% or less by weight of at least one ceramic filler, wherein the at least one ceramic filler has a dielectric constant of 25 or greater when measured at 900 MHz or greater and is selected from metal oxides, silicates, borides, carbides, nitrides, perovskites, perovskite derivatives, or a combination including at least one of the foregoing ceramic fillers having a dielectric constant of 25 or greater when measured at 900 MHz, and wherein the metal oxides are selected from zirconates, titanates, stannates, niobates, tantalates, rare earth oxides, antimony oxides, vanadium oxides, iron oxides, strontium oxides, copper oxide, niobium oxide, tantalum oxide, yttrium oxide, CaTiO 3 , MgZrSrTiO 6 , MgTiO 3 , MgAl 2 O 4 , BaZrO 3 , BaSnO 3 , BaNb 2 O 6 , BaTa 2 O 6 , WO 3 , MnO 2 , SrZrO 3 , SnTiO 4 , ZrTiO 4 , CaZrO 3 , CaSnO 3 , CaWO 4 , MgTa 2 O 6 , MgZrO 3 , La 2 O 3 , CaZrO 3 , MgSnO 3 , MgNb 2 O 6 , SrNb 2 O 6 , MgTa 2 O 6 , Ta 2 O 3 , or a combination including at least one of the foregoing metal oxides, and the silicates are selected from Na 2 SiO 3 , Li 4 SiO 4 , BaTiSi 3 O 9 , ZrSiO 4 , CaMgSi 2 O 6 , Zn 2 SiO 4 , or a combination including at least one of the foregoing silicates; wherein the thermoplastic composition is capable of being plated after being activated using a laser, and wherein the composition has a dielectric constant of 4 or greater and a loss tangent of 0.01 or less.