A process of manufacturing a multilayer sheet having electrically conductive patterns, the process comprising: feeding a first polymer layer and a second polymer composition to a calendering stack, the first polymer layer having an outer surface and an inner surface with an inner electrically conductive pattern disposed thereon, the first polymer layer comprising a first polymer composition which contains a first polymer having a first glass transition temperature, and the second polymer composition comprising a second polymer and a laser direct structure additive, the second polymer having a second glass transition temperature that is 50 to 100 °C lower than the first glass transition temperature, wherein glass transition temperature is determined by differential scanning calorimetry as per ASTM D3418-15 with a 20°C/min heating rate; pressing the first polymer layer and the second polymer composition together to laminate a second polymer layer which contains the second polymer composition to the first polymer layer, the second polymer layer having an inner surface facing the inner electrically conductive pattern of the first polymer layer and an opposing outer surface; forming an activated surface pattern by activating a portion of the laser direct structure additive on the outer surface of the second polymer layer with a laser machine; and applying a conductive metal on the activated surface pattern to create a second electrically conductive pattern on the outer surface of the second polymer layer; wherein the first polymer layer is in direct physical contact with the second polymer layer. feeding a first polymer layer and a second polymer composition to a calendering stack, the first polymer layer having an outer surface and an inner surface with an inner electrically conductive pattern disposed thereon, the first polymer layer comprising a first polymer composition which contains a first polymer having a first glass transition temperature, and the second polymer composition comprising a second polymer and a laser direct structure additive, the second polymer having a second glass transition temperature that is 50 to 100 °C lower than the first glass transition temperature, wherein glass transition temperature is determined by differential scanning calorimetry as per ASTM D3418-15 with a 20°C/min heating rate; the first polymer layer having an outer surface and an inner surface with an inner electrically conductive pattern disposed thereon, the first polymer layer comprising a first polymer composition which contains a first polymer having a first glass transition temperature, and the second polymer composition comprising a second polymer and a laser direct structure additive, the second polymer having a second glass transition temperature that is 50 to 100 °C lower than the first glass transition temperature, wherein glass transition temperature is determined by differential scanning calorimetry as per ASTM D3418-15 with a 20°C/min heating rate; pressing the first polymer layer and the second polymer composition together to laminate a second polymer layer which contains the second polymer composition to the first polymer layer, the second polymer layer having an inner surface facing the inner electrically conductive pattern of the first polymer layer and an opposing outer surface; forming an activated surface pattern by activating a portion of the laser direct structure additive on the outer surface of the second polymer layer with a laser machine; and applying a conductive metal on the activated surface pattern to create a second electrically conductive pattern on the outer surface of the second polymer layer; wherein the first polymer layer is in direct physical contact with the second polymer layer. <EOS>