catalyst to reduce carbon monoxide and nitric oxide in the main flow smoke of a cigarette

摘要

the invention relates to a pack for smoking articles film. the film includes a band and a deposit of at least a portion of the grounds on a surface of the deposited film, containing particles of catalyst.this deposit may contain a catalyst nanoparticle patterns which can catalyze the conversion of a gaseous component in the mainstream smoke and / or secondary current of the article for smoking. as the gas may be carbon monoxide or nitric oxide, and the catalyst particles may be of iron oxide.the invention also relates to an article comprising a rod of smoking tobacco wrapped by a wrapping film with deposition of the grounds on at least a portion of a surface of the film. the invention also involves wrapping film and a process for the manufacture of a smoking article using the film.