国家/地区 中国（7）
IPC部 C（7）
IPC大类 C01（7）
IPC小类 C01B（7）
IPC C01B031/04（4） C01B032/19（2） C01B032/192（2）
C01B032/198（2）
发明人 LIN S（7）
公开年 2017（3） 2014（2） 2016（2）
申请年 2017（3）  2014（2） 
专利权人 UNIV FUDAN（7）

Preparing graphite quantum dot by sugar precursor at low temperature comprises e.g. mixing sugar monomer in alkaline aqueous solution, reacting to obtain graphene quantum dot mother liquor, dialyzing or filtering and spray.

LU H, ZHANG J, CHEN Y, PAN Y, LIN S

Preparing graphene oxide involves adding graphite in mixed liquid of strong oxidant and acid oxide to obtain closely stacked sheet acid-containing graphite oxide, and adding obtained sheet graphite oxide containing acid in ice water.

LU H, ZHANG J, LIU Q, RUAN Y, LIN S, WANG K

Preparation of three-dimensional graphene structure/high quality graphene used in e.g. high ratio surface area carbon aerogel skeleton, involves subjecting to intercalation treatment, intercalating into graphite layers, and settling down.

LU H, ZHANG J, ZHAO X, LI M, PAN Y, CHEN Y, LIN S

Preparing high-concentration environmentally-friendly and ultra-clean graphene dispersion liquid involves expanding graphite or graphite intercalation compounds using thermal expansion method or chemical expansion method.

DONG L, LIN S, LU H, ZHANG J

Preparation of large size graphene oxide or graphene used for, e.g. flexible display by mixing graphite and intercalation agent, soaking in expansion agent, adding acid and oxidizing agent mixture, filtering, washing, and stripping.

DONG L, LIN S, LU H, MA C

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

Large-scale production of graphene involves applying intercalating agent for raw materials to obtain intercalated graphite, filtering, dispersing in strong aqueous alkaline solution, carrying out ultrasonic treatment and spray-drying.

DONG L, LIN S, LU H