国家/地区 韩国（2）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01D（4）
IPC B01J020/30（4）
发明人
公开年 2022（4）
申请年 2020（4）
专利权人

Harmful gas adsorbent composition comprises transition metal ions that are ionically bonded to surface of oxidized particles, and further comprises binder resin e.g. low-density polyethylene, high-density polyethylene, and polypropylene.

LYUSANGYUL

Thermally expanded reduced graphene oxide-metal composite comprises thermally expanded reduced graphene oxide and zero-valent double metal nanoparticles attached to thermally expanded reduced graphene oxide in physical adsorption state.

SEON A H, NGUYEN B T, SUNTEAK L, KWON B Y, KIM K M, KIM J H, SHIM K

Filter for tobacco products, comprises first cylindrical compartment containing hybrid graphene composite material with porous structure distributed with nanopores, micropores, and/or macropores.

BENSE C T, BANCHERO I M M, UMPIERREZ V E F, RUFENER C, VILLANUEVA J P, PARDO H, FACCIO R, MOMBRU A

Making polymeric metal carbon-based filter or adsorbent material by e.g. treating polyurethane foam with nitric acid, dissolving copper sulfate in deionized water, adding ammonia solution and dipping treated polyurethane foam in suspension.

SASIDHARAN V, CHAUHAN D, TALREJA N, ASHFAQ M