国家/地区 印度（3）
IPC部 A（3）
IPC大类 C01（3） A61（2） B01（2）
C08（2）
IPC小类 C01B（3）
IPC C01B032/15（3）
发明人
公开年
申请年 2021（2） 
专利权人

Nanofiber used for article e.g. absorbent material, drug delivery system, wound healing bandages, face mask and filtration membrane e.g. air filtration membrane and water filtration membrane, comprises shellac and graphene.

DAS S, SHEIKH L, KUMAR N, GUPTA M, CHOUDHARY S K, PRAMANIK C

Graphene nanocomposite polymeric membrane used as air filtration membrane in high-performance masks and air purifiers, comprises sulfur-doped amine-functionalized silver-linked reduced graphene oxide.

BARDIYA V

Fabricating graphene ceramic nano-composite material filter for cigarette tobacco smoke, comprises e.g. washing ceramic material with acid, annealing ceramic particles, coating with a carbon precursor, and carbonizing the carbon precursor.

PURNENDU, VIVEK SINGHAL A, VIVEK S A, SINGHAL A V