国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5） H01（3）
IPC小类 C01B（5）
IPC C01B032/186（5）
发明人 LI J（5）
公开年 2020（5）
申请年 2020（5）
专利权人 BEIJING GRAP.（2）

Quartz bracket for use in quartz heating device of graphene production system, has two rolling rings which supports and transports copper foil on which graphite is to be grown, and supports and rolling rings are made of quartz material.

LI X, ZHANG B, LI J, WANG X, YU G

Graphene production system comprises e.g. feeding transfer window for conveying feeding transfer roller wound with copper foil to feeding transfer component, and quartz heating device set on discharging port of feeding transfer device.

ZHANG B, LI X, LI J, WANG X, YU G

Preparation of composite microspheres for negative electrode of lithium ion batteries, involves preparing titanium dioxide-carbide microspheres, using chemical vapor deposition to grow vertical graphene sheets, and reducing titanium dioxide.

HAN M, YU J, LI J

Preparation of graphene-based composite material used for preparation of cathode material for lithium battery by mixing manganese salt, urea and diethylene glycol containing polyvinylpyrrolidone, and hydrothermally reacting.

LIU F, GAO X, ZHANG B, LI J, LIU T

Preparation of graphene-based composite material used for preparing negative electrode material lithium battery of automobile involves preparing precursor containing manganese and conductive carbon material, reacting, and depositing.

LIU D, GAO X, ZHANG B, LIU F, LI J