国家/地区 中国（4）
IPC部 B（5）
IPC大类 B01（5）
IPC小类 B01J（5）
IPC C02F101/30（3） B01J020/30（2） B01J023/745（2）
B01J037/16（2） B01J037/32（2） C02F001/28（2）
C02F001/72（2） C02F101/36（2）
发明人 ZHANG P（5）
公开年 2021（2）
申请年 2021（3） 
专利权人 UNIV NANKAI（5）

Preparing modified biochar useful for removing perfluorinated compounds, comprises ball milling, freeze-drying and shaping to prepare modified biochar precursor, adding trivalent iron salt solution, mixing uniformly, filling nitrogen into ball milling tank, sealing and heating.

TAN W, ZHANG P, WEI Z, LIU C

Preparing carbon-based polypyrrole composite material useful for removing PFASs in water, comprises e.g. preparing ferroferric oxide/carbon-based material by using co-precipitation, dispersing ferric tetroxide/carbon-based material in ultrapure water, ultrasonicating, and dropping hydrochloric acid.

CHEN H, ZHANG P, YU H, SUN H

Microwave-induced intensification of iron-modified nitrogen-doped carbon-based materials to degrade dyes or pesticides by adding nitrogen source to suspension, suction filtering, and coupling with microwave degradation dyes and pesticides.

ZHANG P, SUN H, FAN M, WANG C, HAO Y, MENG X

Preparation of three-dimensional graphene-based zero-valent iron nanomaterial used in advanced oxidation, involves mixing three-dimensional graphene aerogel with iron solution, adding sodium borohydride, washing, and freeze drying.

ZHANG P, FAN M, SUN H

Preparing nano-zerovalent iron material for catalyzing persulfate oxidation to degrade organophosphorus pollutant, by preparing graphene aerogel, mixing with divalent iron solution, adding sodium borohydride, filtering and freeze-drying.

ZHANG P, FAN M, SUN H