国家/地区 中国（3） 世界知识产权组织（2）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3） C09K（3） B82Y（2）
IPC C01B031/04（3）
发明人
公开年 2014（3）
申请年 2014（2） 
专利权人

Graphene modified thermoplastic phenolic resin preparation for friction material comprises mixing phenol compound, aldehyde compound, and acid catalyst to obtain phenolic resin, and mixing phenolic resin and graphite.

TANG Y, JIANG C, LIU W, SONG Q

Manufacture of graphene quantum dots used for road stickers, road signs, coatings, clothing, paints and photographic processing materials, involves exposing carbon source chosen from coal and coke to oxidant.

TOUR J M, YE R, XIANG C, LIN J, PENG Z, HAYASHI K, CERIOTTI G

Forming nitrogen and sulfur co-doped graphene quantum dots, comprises heating mixture of carbon source and compound containing nitrogen and sulfur in autoclave.

YU T, DONG Y, LI C M, OTHER I A N T