Patent ID: 8439046
Filing Date: 2013-05-14
Classification: A24D

Abstract:
1. A filter cigarette comprising: a tobacco rod, a wrapping and a filter, a) said filter including at least one gas phase-active filter part which contains at least one gas phase-reducing substance, with the at least one gas phase-active filter part presenting a length, b) said at least one gas phase-reducing substance being embedded in a filter material matrix, c) said at least one gas phase-reducing substance being introduced in such a quantity that the filter cigarette has a high substance load of at least 75 mg per filter and at least 5 mg/mm of the length of the at least one gas phase-active filter part, d) wherein any filter ventilation exhibited by said filter cigarette is less than or equal to 30%, e) said filter cigarette having an NFDPM value between 4 and 10 mg/cigarette, as measured in accordance with ISO smoking conditions, f) said filter cigarette having a gas phase quotient Q1, defined as (μm of benzene per cigarette)/(mg of CO per cigarette) and measured in accordance with ISO smoking conditions, less than 1.5, g) said tobacco rod including tobacco dry matter, h) wherein any additives contained within said tobacco rod result in the tobacco rod having an additive content of less than 1% based on the tobacco dry matter.