FILTER WITH INCREASED HARDNESS AND FILTRATION EFFICIENCY Russian patent published in 2022 - IPC A24D3/00 A24D3/06 

Abstract RU 2773422 C2

FIELD: smoking products.

SUBSTANCE: invention relates to a smoking product. The product contains an aerosol-forming substrate and a mouthpiece attached to said aerosol-forming substrate. The mouthpiece includes a segment containing a filter material containing polylactic acid and an additive to reduce the amount of phenols. This additive contains a mixture of triacetin in cellulose acetate flakes. The mouthpiece further comprises one or more wrappers surrounding said segment, said one or more wrappers having a total specific gravity of 50 g⋅m-2.

EFFECT: invention makes it possible to obtain a smoking product with a mouthpiece, which includes polylactic acid as a filter material, without compromising strength or ability to reduce the amount of phenol.

17 cl, 7 dwg, 2 tbl

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RU 2 773 422 C2

Authors

Binassi, Enrico

Jordil, Yves

Dates

2022-06-03Published

2014-12-23Filed