a mi of from about 0 5 to about 3 g 10 min in one embodiment layer b may include an additive polymer with a similar mi as the eac described herein in another embodiment the eac comprises a polymer composition having from about 4 to about 30 acrylate by weight in illustrative embodiments the eac may exhibit substantial phase separation in one embodiment the eac may be ordered in another embodiment layer b may include a polymer with similar phase separation ordering as an eac in another embodiment layer b comprises a thermoplastic elastomer an elastic fiber or a surfactant with properties substantially like those of an eac as described herein in yet another embodiment layer b comprises from about 40 to about 60 of an eac by weight in one embodiment layer b comprises an eac having a spherical ordered morphology in another embodiment layer b comprises an eac having a cylindrical ordered morphology in yet another embodiment layer b comprises an eac having a lamellar ordered morphology in one embodiment layer b comprises eba polymers having a bicontinuous double diamond or ordered tricontinuous double diamond ordered morphology surprisingly an eac may be used to improve melt strength of the core while and with the mutual effect that both interstitial and intrastitial bonding of the pp and lldpe in the layers improves unexpectedly.