国家/地区 中国（4）
IPC部 B（4）
IPC大类 B01（4）
IPC小类 B01J（4） B01D（3）
IPC B01J037/08（4）
发明人 CHEN D（4）
公开年 2017（3）
申请年 2017（3） 
专利权人 HANGZHOU NIU.（2）

Graphene-nanocrystalline-perovskite photocatalytic film is prepared by spin-coating graphene-nanocrystalline- perovskite precursor solution and heating nanocrystal.

CHEN D

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

Preparation of nanofiber material used in catalytic degradation of nitrogen oxide, involves reacting e.g. graphene oxide and surface-modified carbonitride nanospheres, and spinning mixture of obtained material and polymer solution.

LU J, CHEN D, WU H