国家/地区 中国（3）
IPC部 B（3）
IPC大类 B01（3）
IPC小类 B01D（3）
IPC B01D053/86（3）
发明人 CHEN D（2）
公开年 2017（3）
申请年 2017（3）
专利权人 HANGZHOU NIU.（2）

Preparation of silver/graphene/zinc oxide composite material used for degrading of formaldehyde, involves adding zinc nitrate solution to sodium hydroxide solution, filtering precipitate, washing, drying and calcining dried precipitate.

MA L

Preparing graphene mayan blue material involves adding mayan blue into water, incubating to obtain slurry, adding graphene into slurry, and mixing to obtain graphene mayan blue slurry mixture, adding graphene mayan blue slurry mixture.

CHEN D

Decoration contaminant removal involves using contaminant scavenger, which is graphene Maya blue material.

CHEN D