国家/地区 世界知识产权组织（5） 日本（4） 美国（4） 中国（3） 欧洲专利局（EPO）（3） 加拿大（2）
IPC部 B（9）
IPC大类 B01（9）
IPC小类 B01J（9）
IPC C01B032/182（9）
发明人 IMADA T（2） NAITO K（2） SUZUKI A（2）
YOSHINAGA N（2）
公开年 2021（3） 2014（2） 2016（2） 2017（2）
申请年 2015（2）  2021（2） 
专利权人 TOSHIBA KK（2）

Janus composite used for adsorbing oil from an oil-in-water emulsion, comprises hydrophobic nanoparticulate component supported by 2- or 3-dimensional hydrophilic framework.

ZOU L

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

Composite photocatalyst used in degradation of organic pollutant, comprises catalytic nanoparticles comprising tungsten oxide and graphene, and co-catalyst nanoparticles comprising transition metal boride and transition metal hydroxide.

ASIRI A M, TAHIR M B

Degrading organic dye waste-water involves mixing oxone solution with magnetic nano catalyst cobalt-iron doped prussian blue-based coordination polymer-graphene oxide nano-catalyst at room temperature under natural sun light irradiation.

PI Y, MA L, ZHAO P, CAO Y, GAO H, WANG T, SUN J

Graphene derivative used in composite used as e.g. adsorbent, has preset amount of component derived from ester bond to total of amount of components derived from carbon-carbon single bond, carbon-oxygen bond, ether and ester bonds.

SUZUKI A, IMADA T, NAITO K, YOSHINAGA N

Removing urea from biological fluids, comprises e.g. contacting fluid comprising urea with mass of graphene-based material particles, and sorbing portion of urea into or onto graphene-based material particles.

NATAN M J, KYRLIDIS A

Adsorbent for, e.g. water softener, comprises oxidized graphene or oxidized graphite having carboxyl group and phenolic hydroxyl group.

NAITO K, SUZUKI A, IMADA T, YOSHINAGA N

Reduced graphene oxide-silver phosphate used for photodegradation of organic textile dyes, comprises preset amount of reduced graphene oxide and silver phosphate.

DAS D P, SAMAL A, DAS J, DASH A

Making oil-absorbing hollow fiber porous membrane involves immersing graphene dispersion liquid into polymer hollow fiber porous membrane module, and reinforcing binding fastness interface between graphene and hollow fiber porous membrane.

HUANG Q, LIU H, XIAO C, ZHAO J, FAN Z