国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B032/186（2） C01B032/192（2） C02F003/34（2）
C08J009/36（2） C08J009/40（2） C08L075/04（2）
发明人 WANG Y（6）
公开年 2021（3）
申请年 2021（2） 
专利权人 UNIV PEKING（6）

Improving surface biocompatibility of waste polyurethane carrier comprises e.g. preparing two intermediate products, carboxylated graphene and carboxylated graphene dispersion, soaking in second intermediate product and reacting.

JI G, WANG Y

Preparing ethylenediamine grafted graphene oxide modified polyurethane carrier useful e.g. in sewage treatment, comprises carrying out first post-treatment of polyurethane carrier, oxidizing graphite powder and performing second reaction.

JI G, WANG Y

Growth method of multilayer graphene used for electrons, photoelectrons and catalysis by forming graphene core on substrate by vapor deposition, and changing growth condition, continuously growing, and forming multilayer graphene.

LIU Z, PENG H, SUN L, ZHONG S, LI Y, WANG Y, YU Y, CHEN B

Preparing large-area multilayer graphene comprises providing substrate in reaction chamber, annealing, introducing carbon source, performing chemical vapor deposition reaction and adding water vapor during chemical vapor deposition reaction.

LIU Z, CHEN B, SUN L, LI Y, DING Q, ZHAO Z, LIANG Y, WANG Y, LIU H

Method for transferring graphene for use in e.g. organic nano-electronics, involves heating easily sublimated substance, condensing surface of graphene grown on initial matrix and obtaining support layer/graphene/initial matrix.

DENG Y, WANG Y, ZHANG X, DAI L, MA R

Preparing sulfonated graphene for detecting heavy metal ions involves dispersing oxidized graphite in chloroform solution to obtain oxidized graphene dispersion liquid and adding chlorosulfonic acid or concentrated sulfuric acid.

WANG Y, CAO P, ZHAI M, CHEN B, PENG J, LI J