Fecha de publicación: 05/01/2023 Fuente: Wipo Milk or dairy products The invention relates to an aerosol-generating device. The aerosol-generating device comprises a porous wicking element. The aerosol-generating device further comprises a porous polymeric material layer. The porous polymeric material layer is arranged on a surface of the porous wicking element. The porous polymeric material layer has a melting point of between 200 °C and 300 °C.