国家/地区 中国（3）
IPC部 C（3） H（2）
IPC大类 C08（3） C09（3） H05（2）
IPC小类 C08K（3）
IPC C08K007/14（3）
发明人
公开年 2021（3）
申请年 2020（2） 
专利权人

Preparing millimeter-scale core-shell structure sphere material involves feeding polystyrene foam balls into rotary drum, adjusting working temperature of rotary drum, and adding low-density material into rotary drum.

DENG Z, ZENG J, YANG Y, XU Z, LI S, WU W, ZHANG H, LI H, WANG H, DAI Z, YI J, TANG B, CAO M

Flexible metal-based graphene electric heating material, comprises flexible insulating layer, flexible graphene resistance layer, flexible insulating layer, and metal substrate arranged sequentially from top to bottom.

LI Y, LOU M

Graphene multilayer circuit board heating chip comprises epoxy resin glass fiber plate as substrate layer, electrode layer connected with graphene layer, and epoxy resin glass cloth as top layer.

CHEN L