国家/地区 韩国（13）
IPC部 C（13）
IPC大类 C04（13）
IPC小类 C04B（13）
IPC C04B028/02（13）
发明人 JUNG S Y（2） LEE Y（2） MOON D J（2）
YEOUL L J（2）
公开年 2021（7） 2022（3）
申请年 2020（6）  2019（3）  2021（2） 
专利权人 DOT LTD（2） LEE Y（2） REPAIR TECHN.（2）

Inter-floor noise prevention system of house useful for preventing noise generated in upper floor from being transmitted to the lower floor, comprises sound absorbing plate installed on concrete slab, and sound wave vibration blocking plate.

HO S J

Sulfuric acid-resistant repair/reinforcement mortar composition comprises binder containing cement, silica sand, swelling agent, barium carbonate, aluminum powder, polycarboxylic acid water-reducing agent containing triethanolamine.

MOON D J

Mortar composition useful for repairing and reinforcing concrete structure, comprises binder containing cement, silica sand, swelling agent, aqueous colloidal silica solution, aluminum powder, polycarboxylic acid water-reducing agent and reinforcing fiber.

MOON D J

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

Conductive cement composition useful for preparing conductive concrete comprises cement and functionalized carbon composite mixed with aromatic ring compound.

RYU S W, LEE J, JUNG J, YOON S Y

Manufacture of sidewalk block involves injecting mixture containing cement, water reducing agent and activated silica into mold, applying mixture containing polymer powder and artificial aggregate on formed base layer, pressing and curing.

LEE Y, YEOUL L J

Producing graphene oxide-carbon nanotube composite, comprises e.g. preparing third solution by adding hydrogen peroxide to heated second solution, adjusting pH of third solution, and ultrasonicating third solution whose pH is adjusted.

BAE S C, LI P, WON H S

Ultra high performance concrete composition comprises cement, binder, filler, water reducing agent, water and conductive carbon e.g. graphene, carbon fiber, carbon nanowire, carbon nanotube, and bundle-type carbon nanotube.

JUNG W, RYU S, KIM H, JEONG C H, JEONG M J

Concrete cross section restoration composition in e.g. building material for buildings, comprises e.g. general cement or slag cement, silica sand, expanding material, and nano-particle having aluminum, titanium, molybdenum and platinum.

JUNG S Y