国家/地区 中国（8）
IPC部 C（8） H（5） B（3）
IPC大类 C01（8） H01（4） C09（3）
B82（2） C08（2）
IPC小类 C01B（8）
IPC C01B032/194（8）
发明人 ZHANG H（8）
公开年 2022（8）
申请年 2021（5）  2022（3） 
专利权人

Preparing niobium pentoxide/graphene lithium ion negative electrode material involves taking niobium oxalate and graphene conductive slurry for subsequent use, adding distilled water, dissolving oxalic acid niobium to form niobium oxalate solution and adding niobium oxalate solution.

WANG X, LI J, ZHANG H, QIAO Y, LUO J

Soil conditioner for prevention and treatment of soil compaction, comprises amino-terminated dendrimers, chitosan gel and modified graphene, and prepared by mixing chitosan, mixed solution and pure water, adding potassium persulfate in nitrogen atmosphere, and reacting.

QIN H, ZHANG H, CHEN J, ZHENG K, HE H, XIE W, WU Q, ZHAO Y, CHEN Y, XIANG L, LIU Y, QU C

Preparation method of pyrrole nitrogen doped graphene, involves cooling solid reaction product, taking out, stirring and soaking in hydrochloric acid, and using pure water to wash until pH is higher to obtain black nitrogen-doped graphene.

CAO G, MING H, XIANG Y, LAI R, ZHANG H, ZHANG W

Preparing easily dispersed graphene slurry, comprises e.g. pre-dispersing expandable graphite, dibasic acid ester mixture and graphene dispersant, mixing, subjecting expandable graphite dispersion to colloid mill cyclic exfoliation, then centrifuging to remove unexfoliated expandable graphite.

YAO I, ZHANG H, WANG H, JI W, SUN B, LI X, FAN H

Preparing low-reflection graphene terahertz wave band sheet, comprises preparing oxidized graphene film, designing square Fresnel ring structure, and using laser direct writing technology to reduce the oxidation of graphene film.

ZHANG H, YANG Q, HUANG H, WU Y, LI Y, SUO Y, WEN Q

Graphene-supported noble metal powder used in Schottky device, involves mixing oxidized graphene solution, gold/platinum noble metal precursor solution and reducing agent i.e. ascorbic acid, hydrazine hydrate and sodium borohydride, and carrying out hydrothermal reduction reaction.

LIU Y, PU Z, WANG H, FENG J, LI Y, DUAN J, ZHANG H

Preparing silicon-carbon composite electrode material, involves pretreating substrate, mixing silicon material and carbon material to prepare silicon/carbon composite powder; dispersing silicon/conductive polymer powder.

BAI X, DONG K, ZHANG H

Preparation of graphene micro-fold triboelectric nanogenerator involves facricating prestretched polymer/reduced graphene oxide micro-folds as positive electrode, using polyvinylidene fluoride as negative friction material, and testing.

LI S, ZHU X, ZHANG H, WANG B, WANG S, CHENG B, WAN T