国家/地区 中国（6）
IPC部 C（6）
IPC大类 C01（6）
IPC小类 C01B（6）
IPC C01B031/04（6）
发明人 YANG C（6）
公开年 2014（3） 2015（3）
申请年 2014（6）
专利权人 AVIATION IND.（4） AVIC BEIJING.（3）

Carboxylated graphene preparation by reducing graphene oxide aqueous dispersion, reacting graphene oxide liquid with alcohol solution of phenyl acid and isoamyl nitrite in strong alkali, and filtering carboxylated graphene liquid precursor.

DAI S, GENG X, YANG C, ZHANG X, YAN S

Preparation of hydroxylated graphene powder with controllable conductivity properties for e.g. electronic materials involves placing graphene oxide in distilled water, dispersing, adding ammonia, and adjusting pH.

DAI S, GENG X, YANG C, ZHANG X, YAN S

Preparation of graphene involves pouring mixture of concentrated sulfuric acid and phosphoric acid to reactor, adding natural graphite, providing graphene oxide suspension into membrane and heat-reducing aqueous graphene oxide.

DAI S, GENG X, YANG C, ZHANG X, YAN S

Preparation of large-sized graphene with high quality and controllable layer number involves stirring graphite powder or crystalline flake graphite and intercalating agent, repeatedly washing with water and acetone, filtering, and drying.

DONG L, LIN S, LU H, YANG C, ZHANG J

Preparing self-supporting graphene oxide paper, useful in composite material and super capacitor, comprises dispersing graphite oxide in water, carrying out ultrasonic process, heating and carrying out hydroxylation treatment.

HU N, YANG C, YANG Z, ZHANG L, ZHANG Y

Graphene/metal composite material preparation method, involves adding polyethylene alcohol to distilled water to obtain mixture solution, filling polyethylene alcohol and distilled water in cell, and connecting metal plate with block.

YANG C, LIU D, DAI S, HONG Q, LIN Z, YAN S