19-09-2013 дата публикации
Номер: US20130239983A1
Disclosed are filters, smoking devices, related articles and apparatus, and related methods. The filters include porous masses that have an active particle and a binder particle, wherein the active particle comprises carbon and the porous mass has a carbon loading of at least about 6 mg/mm and an encapsulated pressure drop of about 20 mm of water or less per mm of porous mass. 1140-. (canceled)141. A smoking device filter comprising:a porous mass that comprises a plurality of active particles and a plurality of non-fibrous binder particles, wherein the porous mass has a void volume of about 40% to about 90%, and wherein the active particles and the non-fibrous binder particles are bound together at a plurality of sintered contact points.1421. The smoking device filter of claim , wherein the non-fibrous binder particles comprise a thermoplastic material.1431. The smoking device filter of claim , wherein at least some of the non-fibrous binder particles comprise at least one selected from the group consisting of: ultrahigh molecular weight polyethylene , very high molecular weight polyethylene , high molecular weight polyethylene , a polyolefin , a polyester , a polyamide , a nylon , a polyacrylic , a polystyrene , a polyvinyl , polytetrafluoroethylene , polyether ether ketone , a non-fibrous plasticized cellulose , polyethylene , polypropylene , polybutylene , polymethylpentene , low-density polyethylene , linear low-density polyethylene , high-density polyethylene , polyethylene terephthalate , polybutylene terephthalate , polycyclohexylene dimethylene terephthalate , polytrimethylene terephthalate , polyacrylics , polymethyl methacrylate , polystyrene , acrylonitrile-butadiene-styrene , styrene-acrylonitrile , styrene-butadiene , styrene-maleic anhydride , ethylene vinyl acetate , ethylene vinyl alcohol , polyvinyl chloride , cellulose acetate , cellulose acetate butyrate , plasticized cellulosics , cellulose propionate , ethyl cellulose , any derivative thereof , ...
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