国家/地区 世界知识产权组织（4）
IPC部 C（4） E（2）
IPC大类 C04（4）
IPC小类 C04B（4）
IPC C08K003/04（2）
发明人
公开年 2021（4）
申请年 2021（4）
专利权人

Repairing a pothole in roadway by forming undercut cavities in the pothole wall, below a surrounding road surface, clearing debris and removing loose asphalt pieces from pothole, filling, and applying expanding polymer base binder.

YOGEV R, KENIG S

Use of composite emulsion as anti-shrinking agent in cement-based material, comprises graphene oxide, butyl acrylate, isobutyl trimethoxysilane, sodium silicate, first emulsifier, second emulsifier, dispersant and water.

LI S, XU S, LIU A, GENG Y, HOU D, ZHANG R, JIN Z, GAO S

Hollow particles used for heat-dissipation fluid composition, comprise inorganic particle layer comprising ceramic particles and conductive carbon-based particles as spherical hollow particles and having empty inner space inside, and polymer coating layer.

KWON K A, CHUN M S, KIM D Y, SEOK C M, KIM D, QUAN W, QUAN J

Multi-stage foam sound absorbing black material comprises polymer foam framework and continuous graphene resonant cavity attached on framework.

XU Z, LIU X, GAO C, PANG K