国家/地区 中国（2）
IPC部 B（2）
IPC大类 B01（2）
IPC小类 B01D（2）
IPC
发明人
公开年 2021（2）
申请年 2021（2） 
专利权人 UNIV SHAANXI SCI TECHNOLOGY（2）

Preparing mesoporous tin oxide nanorod/nitrogen doped graphene sensitive material useful for absorbing formaldehyde comprises mixing tin salt solution and graphene oxide, adding nitrogen doping agent, freezing, drying and cooling.

LU J, CAO Q, WANG Y, XU C, LI C

Preparing wallpaper composite material for indoor formaldehyde purification by preparing flake MXene/sulfur-doped graphene quantum dots/titanium dioxide, dispersing in ethanol solution, applying to surface of wallpaper base paper prepared as paper-based carrier by coating method and drying.

WANG W, ZHAO X, WANG X, MA Y