国家/地区 中国（5）
IPC部 B（5）
IPC大类 C01（5） B82（3） C09（3）
B01（2） H01（2）
IPC小类 C01B（5）
IPC C01B032/184（5）
发明人 LI Y（5）
公开年 2022（5）
申请年 2021（3） 
专利权人

Preparing magnetic graphene quantum dot for preparing imaging contrast agent and in-vitro diagnostic probe, involves subjecting ferrous ascorbate aqueous solution to hydrothermal reaction, where contrast agent is nuclear magnetic resonance-fluorescence double-mode enhanced imaging contrast agent.

XIE X, DING G, DONG H, YANG S, LI Y

Preparing wave-absorbing material comprises using mixed solution of organic iron salt and triethylene glycol preparation graphene as mixed solution of organic iron salt and triethylene glycol, carrying out boiling reflux treatment to the mixed solution and separating dry liquid.

XU F, LI Y

Preparing nitrogen-doped graphene noble metal composite film, comprises coating mixture made of graphene oxide solution, water-soluble noble metal compound and water-soluble amine cross-linking agent e.g ethylenediamine, drying film, and heating under the protection of inert gas.

CHENG J, LI Y, ZHANG P, AN X

Integrated preparation device for light heat-conducting wave-absorbing material multifunction, has reaction cylinder provided with reaction chamber, where reaction chamber is provided with drying chamber.

YU J, XU W, YANG X, CAO Y, LI Y, HE J

Three-dimensional graphene porous silicon composite negative electrode material used in preparation of lithium ion batteries, comprises three-dimensional structure composed of graphene and nanoporous silicon particles uniformly dispersed in three-dimensional structure.

XU G, HAN S, DENG S, LI Y, LIU S, ZHANG H, MA J