国家/地区 中国（2） 韩国（2）
IPC部 C（4） E（4）
IPC大类 C04（4）
IPC小类 C04B（4） E01C（4） E01D（2）
IPC C04B026/26（4）
发明人
公开年 2022（4）
申请年 2022（3） 
专利权人

Sand mastic asphalt concrete composition used for constructing thin layer impermeable composite pavement, comprises high grade asphalt binder comprising petroleum-based asphalt, diisocyanate, polyetherpolyol, secondary amine, polymer modifier and plastic additive, and fine aggregate.

JO M

Preparing waste hair bean shell derived porous carbon-vanadium disulfide composite material useful in e.g. electromagnetic wave absorption, comprises e.g. performing hydro-thermal treatment, washing, and drying to obtain waste hair bean shell-derived porous carbon composite material.

ZHU W, KOU H, TONG T, LIU J, LEI Z

Graphene concrete-based heating type road for transportation route e.g. airport road, has cushion layer, base layer, heat insulation layer, lower layer, waterproof layer, upper layer, graphite electrode and voltage device, where upper layer is made of carbon fiber asphalt concrete.

ZHOU Y, WANG X

Repairing asphalt pavement layer and rear material by elastic joint, comprises e.g. forming joint opening block having predetermined width in asphalt pavement layer connected to rear part of bridge expansion joint, and forming mixture layer.

MOON E S, MOON Y, KIM D B