国家/地区 中国（6） 美国（4） 世界知识产权组织（3） 日本（2）
IPC部 B（7）
IPC大类 B01（7）
IPC小类 B01J（7）
IPC B01J027/02（7）
发明人
公开年 2018（2）
申请年 2013（2）  2017（2）  2021（2） 
专利权人 NISSAN CHEM .（2）

Preparing sulfonated graphene oxide useful for photocatalytic degradation of organic pollutant, comprises mixing graphene oxide and sulfamic acid, transferring to container, heating under condition of protective gas, reacting, removing out mixture, washing with water, and drying.

SHENG H, SHEN Q, ZHANG C

Composition used for forming catalyst layer for forming membrane electrode assembly of polymer electrolyte fuel cell, comprises metal catalyst, carbon material comprising nitrogen-containing group, which supports catalyst, and ionomer.

TAICHI N, TARO K, KINUMOTO T, NAKAZAWA T

Sulfur-doped graphene catalytic material comprises graphite powder, sodium nitrate, potassium permanganate, concentrated sulfuric acid, persulfate, hydrogen peroxide and water.

ZHANG Q, HONG J, HUANG W, WANG B

Preparing sulfonated titanium dioxide/graphene oxide/silver nano-particle composite film useful in treating wastewater comprises e.g. mixing uniformly graphene oxide and sodium hydroxide in water and reacting, stirring and vacuum drying.

LU J, CHEN D, JIANG J

Carbon-type solid acid used in solid acid catalyst, comprises carbonaceous material having sulfonic acid group, and has graphene structure in at least portion and contains boron.

SHIOYAMA H, SAKURAI H, XU Q, KIUCHI M, KIMURA Y, MU C

New bifunctional catalyst comprising doped graphene backbone having thiol functional groups, used for catalyzing both oxygen reduction and oxygen evolution reactions, and in cathode of electrochemical device e.g. metal-air fuel cell.

CHEN Z, YU A, HASSAN F M

Preparation of non-metallic heteroatom-doped graphene oxide used as reduction catalyst, by formulating graphene oxide solution, adding non-metallic reducing agent, stirring, maintaining temperature, centrifuging, washing and drying.

ZHU Y, CHEN L, CUI X, SHI J, WANG Y