国家/地区 中国（11）
IPC部 C（12）
IPC大类 C01（12） B82（3） C04（2）
C05（2） C09（2） D06（2）
IPC小类 C01B（12） B82Y（3） C04B（2）
C05G（2） C09D（2） D06M（2）
IPC C01B032/198（12）
发明人 LI P（12）
公开年 2018（4） 2020（3）
申请年 2018（3）  2019（2）  2020（2）  2022（2） 
专利权人 UNIV ZHEJIAN.（4） HANGZHOU GAO.（2） SOUTH SUBTRO.（2）

Preparing high-strength graphene material involves placing the graphene oxide macroscopic material in metal salt solution of immersion treatment, then stretching treatment to obtain graphene oxide hydrogel, where solvent of metal salt is polar solvent.

LI P, WANG Z, CAI G, XU Z

Preparing composite material of oxidized graphene/nano barium sulfate to paint, pigment, coating, ink, storage battery, paper making, plastic, rubber, ceramic, enamel, and spice industries, involves adding pre-treated graphene waste sulfuric acid.

LI P, GONG W, CAO A, LIU T, WANG W, HOU S, SONG X

Producing graphene oxide-carbon nanotube composite, comprises e.g. preparing third solution by adding hydrogen peroxide to heated second solution, adjusting pH of third solution, and ultrasonicating third solution whose pH is adjusted.

BAE S C, LI P, WON H S

Preparing long-acting water-soluble iron fertilizer suitable for acid soil, involves mixing graphene oxide and soluble ferrous salt in solution system and co-precipitating under alkaline conditions to obtain composite product, and oxidizing.

LIU Y, HE D, XU M, LI P, WANG Y, TAN D, LIU S, CHEN J, GONG W

Preparation of porous graphene derivatives involves dispersing graphene derivatives and biodegradables in buffer solution, mixing to obtain mixture, subjecting obtained mixture to centrifugal washing, and drying.

LI P, CHEN L, LI Y, YIN Y, GAO M, LIANG S

Increasing the plasticity of graphene oxide macro-assembly material comprises e.g. immersing graphene oxide macro-assembly material in plasticizer, and penetrating plasticizer completely between the layers of graphene oxide macro material.

GAO C, LI P, XU Z

Preparation of graphene oxide nano-material by preparing graphene oxide aqueous solution, adding butanol, standing, water bath heating, standing, suctioning lower layer liquid, and adding remaining liquid with, e.g. tetrabutyl titanate.

LI P, CHEN H, LV J

Method for enhancing graphene oxide film used in preparation of high-strength graphene film, involves immersing graphene oxide film in non-solvent to swell, soaking in non-solvent, stretching film and applying external force.

XU Z, GAO C, LI P

Preparing oversized single-layered graphene oxide, by reacting graphite, strong oxidizing agent, template protecting agent and acid, diluting acid with deionized water, removing residual oxidizing agent and centrifugally washing.

GAO C, LI P, XU Z

Preparing porous graphene oxide used in preparing porous graphene oxide-coated slow release fertilizer, involves mixing graphene oxide suspension with potassium permanganate to obtain first mixture and heating first mixture.

LIU Y, HE D, SHI W, WANG J, MA H, LI P, XIAN A