CIGARETTE Russian patent published in 2015 - IPC A24D1/02 

FIELD: tobacco industry.

SUBSTANCE: cigarette contains a tobacco core (that contains a tobacco filler and cigarette paper wrapped round the tobacco filler), a filter containing multiple filtering plugs spaced from each other, paper for wrapping a filtering plug (wrapped round the filtering plugs and forming a cavity between the filtering plugs) and a flavouring capsule (confined inside the cavity and containing flavouring liquid contents) and tipping paper wrapped round the tobacco core and the filter and connecting the tobacco core and the filter; the paper for wrapping the filtering plug is impermeable with regard to the liquid contents; opaqueness of the multilayered paper consisting of the paper for wrapping the filtering plug and the tipping paper (i) is 70% or less before destruction of the flavouring capsule and (ii) decreases by at least 5% when the liquid contents are released after destruction of the flavouring capsule and adhere to the paper for wrapping the filtering plug.

EFFECT: ensuring determination of the capsule liquid contents propagation.

8 cl, 4 dwg, 6 tbl