It is very difficult to get an uniform mixture of graphite powders and binder when graphite powders and binder are mixed mechanically for the preparation of carbon materials.
制备炭素材料时石墨粉和黏结剂很难通过机械混合的方法均匀地结合，导致材料综合性能下降。
2
Firstly, the preparation and characterization of graphite oxide have been discussed.
首先，本文论述了氧化石墨的制备和表征。
3
The paper reviews the research fruits of preparation, adsorbing performance and mechanism of expanded graphite in recent years.