国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3） C09（3）
IPC小类 B01D（3）
IPC B01D053/86（3）
发明人
公开年 2021（3）
申请年 2021（2） 
专利权人

Honeycomb filter core useful for air purifier, has filter core body, frame, and cover plate, where cover plate is plugged into top of filter core body, filter core body is slidingly connected with inner wall of frame and inner wall of filter core body is slidably inserted with net-shaped clapboard.

JIN S

Preparing anti-total volatile organic compound powder useful for preparing indoor degradable TVOC floral-scented paint, comprises stirring coconut shell activated carbon powder, diatomite powder with nano-titanium dioxide and graphene oxide.

YANG F

Nano-photocatalytic composite material for air purification, comprises reduced graphene oxide and rare-earth ion-doped titanium dioxide nanoparticles, where nanoparticles are uniformly distributed in sides of reduced graphene oxide sheet.

SUN J, RAO Z, XIE X, WANG Y, LU G