国家/地区 韩国（5）
IPC部 C（5）
IPC大类 C04（5） C01（2） C08（2）
E01（2）
IPC小类 C04B（5）
IPC C04B020/10（5）
发明人
公开年 2022（3）
申请年 2021（3） 
专利权人

Anti-slip pavement composition used for pavement construction method, comprises performance improving material containing graphene dispersion, performance improving filler containing ground calcium carbonate and silicon dioxide, and curing agent.

HAN S O

Water-permeable block comprises e.g. gravel and bio-urethane-based adhesive containing first agent comprising polymeric methylenediphenyl diisocyanate and isocyanate monomer and second agent comprising petroleum polyether polyol.

HO M J, SEUNGGYEONG Y

Mortar composition useful for repairing concrete, comprises inorganic binder, fine aggregate including silica sand, recycled aggregate or crushed aggregate, water, dolomite powder, pozzolan powder and zeolite powder and antibacterial powder.

RYU M

Repairing concrete structure, comprises e.g. applying surface reinforcement material to concrete structure from which foreign matter is removed, applying surface protective material on repair material application site, and applying ceramic coating material.

PARK J

Manufacture method of high strength composite reinforcing fiber, involves coating graphene oxide flakes on conventional reinforcing fiber.

CHRISTIANSEN S, RESTREPO D, STOLTZ R, BULLINGTON J