国家/地区 韩国（3）
IPC部 B（3）
IPC大类 B28（3）
IPC小类 B28B（3）
IPC B28B003/02（3）
发明人 CHOI J Y（2）
公开年 2021（2）
申请年 2019（2） 
专利权人 CHOI J Y（2）

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

Non-combustible heat insulating material comprises graphene oxide and sodium silicate and is prepared by obtaining mixture by mixing graphene oxide and first liquid sodium silicate and compressing mixture to form molded body.

CHOI J Y

High strength nonflammable insulation material useful in insulator, comprises expanded/foamed graphene oxide, sodium silicate, inorganic solid binder, and acid compound containing citric acid, succinic acid and tartaric acid.

CHOI J Y