FIELD: tobacco industry.
SUBSTANCE: components of the smoking product wrapper includes a curved sheet with a plurality of lines of rupture stress, so that visually distinguishable boundaries between the lines may be seen on the wrapper. The wrapper has a functional coating that provides these lines of rupture stress.
EFFECT: improvement of the smoking product wrapper.
15 cl, 13 dwg
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Authors
Dates
2017-03-21—Published
2012-05-10—Filed