国家/地区 中国（10）
IPC部 B（10）
IPC大类 B01（10）
IPC小类 B01D（10）
IPC B01D053/86（3） C25B001/04（3） C25D015/00（3）
B01D053/32（2） B01D067/00（2） B01J020/20（2）
B82Y030/00（2） B82Y040/00（2） C01B031/02（2）
C01B032/194（2） C25B011/04（2） C25D003/38（2）
C25D007/00（2）
发明人 LIU S（2） WANG Q（2）
公开年 2017（2） 2020（2） 2022（2）
申请年 2020（2）  2021（2） 
专利权人 GUANGZHOU KA.（2）

Electret base material useful in dynamic electret filter element of polyvinylidene fluoride composite graphene obtained by depositing graphene on a polymer substrate with good electrode performance,.

ZHOU S, ZHONG H, ZHONG X

Preparing composite film used in membrane water treatment e.g. microfiltration, involves providing graphene oxide doped electrolyte solution, immersing electropolymerized base film and applying positive potential to base film to initiate electropolymerization reaction.

ZHANG J, LIANG S

Graphene solid electrolytic cell device for separating hydrogen isotope, includes graphene composite membrane electrode comprising hydrogen evolution catalytic layer, graphene layer, anion exchange layer and oxygen evolution layer.

FENG Y, ZHOU X, ZHENG M, LIU Y, LIU W

Filter membrane prepared by co-growing graphene by copper plating on copper mesh, useful in filter for purification equipment, comprises copper mesh, modified graphene solution, electroless copper plating solution and acid-base regulator.

WANG Q, LIU S

Preparing graphene composite copper filter membrane involves forming water-soluble modified graphene solution with concentration gradient, preparing copper electroplating solution, adding water-soluble modified graphene solution.

WANG Q, LIU S

Preparing molybdenum disulfide/graphene/carbon multi-stage porous composite material comprises e.g. weighing polyacrylonitrile, polyvinylpyrrolidone, ammonium tetrathiomolybdate and graphene, dissolving in dimethylformamide with stirring.

CHEN Z, DU H, FU H, DUAN Y, FU J

Preparation of graphene composite nano material used for e.g. photocatalytic degradation of pollutant, involves dispersing graphene oxide and deionized water to obtain graphene oxide dispersion and adding to sodium borohydride and urea.

WANG Y, ZHAO X

Cathode material for e.g. electrocatalytic reduction of oxygen, comprises partially-reduced graphene oxide is supported on surface of carbon paper and platinum supported on partially-reduced graphene oxide surface.

HE H, ZHANG B, ZHANG C, WANG S

Method for forming nanopore in graphene membrane in liquid environment, involves applying nanopore diameter tuning voltage pulse between membrane surfaces if electrical conductance is greater than prespecified electrical conductance.

GOLOVCHENKO J A, LU B, KUAN A T, GOLOVCHENKO J, KUAN A

Material useful for preparing chromatography column for isolating protein from sample, and for preparing graphene oxide, comprises a graphene derivative comprising a graphene core and a first pendant group.

CHHOWALLA M, VITTADELLO M, WORONOWICZ K, FALKOWSKI P G, HARROLD J W, HARROLD J