国家/地区 中国（3）
IPC部 C（3）
IPC大类 C04（3）
IPC小类 C04B（3）
IPC C04B026/26（3）
发明人
公开年 2021（3）
申请年 2021（3） 
专利权人

Modified asphalt containing nanomaterials comprises stryene butadiene styrene modified asphalt, and modified nano-graphene oxide prepared by mixing and stirring graphite, sulfuric acid, washing, centrifuging, forming nano-graphene oxide gel, stirring, washing and drying.

GUO R

Preparing crystalline graphene useful as modifying agent in preparation of modified asphalt, comprises heating high-activity calcium hydroxide powder, performing chemical vapor deposition reaction, acid washing, filtering and etching.

CUI Y

Graphene-based self-melting snow-melting pavement structure with shape memory function comprises heat insulation that is sequentially laid on the road surface from bottom to top layer, graphene-based conductive asphalt layer.

YAN H, WANG Y, LI Y, BAI J, JIANG Y