NOVEL FILTER SEGMENT COMPRISING A SUBSTRATE LOADED WITH A SMOKE-MODIFYING AGENT

摘要

599486 A filter segment (16) for use in a filter (14) of a smoking article (10, 20, 20, 40, 50) comprises a non-laminar substrate (20) loaded with at least one smoke-modifying agent. The non-laminar substrate (20) is located within the body of the filter segment (16) and is formed from filter plug wrap having an air permeability of at least about 3000 Coresta units.