国家/地区 中国（6）
IPC部 C（6）
IPC大类 C02（6）
IPC小类 C02F（6） C01B（3） C08J（3）
C08L（3） B01J（2）
IPC C02F003/34（4） C08L075/04（3） B01J020/28（2）
B01J020/30（2） C01B032/192（2） C02F001/28（2）
C08J009/36（2） C08J009/40（2）
发明人 JI G（6） WANG Y（4） LIAO Y（2）
公开年 2021（6）
申请年 2021（6）
专利权人 UNIV PEKING（6）

Preparing multi-layer graphene oxide modified microbial carrier useful in biological reaction sewage treatment system comprises, e.g. irradiating first post-treatment polyurethane carrier with an ultraviolet lamp, immersing, and dispersing.

JI G, WANG Y

Enhanced carboxylated graphene modified polyurethane carrier for sewage treatment and in microbial curing, is obtained by grafting three layers of carboxylated graphene on surface of the polyurethane carrier by using a silane coupling agent.

JI G, WANG Y

Graphene material useful for absorbing heavy metal including cadmium ion, cupric ion and chromium (III) ion comprises amidated graphene aerogel with rough surface, where rough surface used for absorbing heavy metal.

JI G, LIAO Y

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

Preparing amidated graphene aerogel by reacting sodium hydroxide and monochloroacetic acid with graphene oxide, centrifuging to get primary carboxylated graphene, dispersing in pure water, reacting with ethylenediamine, and post-treating.

JI G, LIAO Y