FIELD: smoking accessories.
SUBSTANCE: group of inventions relates to aerosol-generating articles. Filter element for use in a smoking article comprises cellulose acetate fibres bonded together by crystallized polyhydroxyalacanoate (PHA), surrounding cellulose acetate fibres and covering the surface of cellulose acetate fibres.
EFFECT: preventing softening of the filtering element, increasing its biodegradability, reducing content of toxic substances in cigarette smoke, particularly active forms of oxygen.
9 cl, 1 dwg, 1 tbl, 3 ex
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