国家/地区 韩国（3） 中国（2）
IPC部 C（5）
IPC大类 C09（5）
IPC小类 C09D（5）
IPC C08K003/04（3） C09D007/61（3） C08K005/10（2）
C09D005/00（2） C09D007/40（2） C09D007/65（2）
发明人 CHO S（2） KWAK S（2） SEOGK N N（2）
公开年 2022（5）
申请年 2022（3） 
专利权人 HI ROAD CHEM.（2）

High color fastness polyurethane surface layer material comprises primer layer, elastic layer e.g. polyether polyol, hexamethylene diisocyanate trimer, polycarbonate diol, methylene diphenyl diisocyanate, triethylamine, graphene oxide, carbon nanotubes, epoxy acrylate, and spray surface layer.

JI P, SHEN Z, HAN Z

Sliding auxiliary structure between the contact surfaces of steel structures useful in the field of high molecular material, comprises first steel structure fixedly connected with mirror face level stainless steel plate and mirror face level stainless steel plate coated with the lubricant.

LIANG H, SHI C, LIU Z, YANG T, ZHAO C, LI B, ZHANG Y

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

Anti-skid packaging composition useful for road surface, comprises citric acid ester-based compound, resin part, graphene oxide surface-modified with silane-based surface modifier containing methacryl group and thickener.

CHO S, SEOGK N N, KWAK S

Room temperature curing type road marking paint comprises citric acid ester-based compound, resin part containing paraffin wax and surface-modified graphene oxide based on acryl part.

CHO S, SEOGK N N, KWAK S