Process for producing tobacco filter to adsorb materials harmful

Details Process for producing tobacco filter to adsorb materials harmful Process for producing tobacco filter to adsorb materials harmful

1985-10-18

1988-06-28

Millin, V.

Tobacco

Smoke separator or treater

By chemical reaction, e.g., ion-exchange, chelating,...

131335, 131342, 493 47, A24D 308

Patent

active

047532505

ABSTRACT:
A process for producing cigarette filters comprising a compound containing L-ascorbic acid and having the compound added to an adsorptional filter material in a quantity of 5-200% of the amount of said adsorptional filter.

REFERENCES:
patent: 3339558 (1967-09-01), Waterburg
patent: 4038992 (1977-08-01), Ogasa et al.
patent: 4317460 (1982-03-01), Dale et al.

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