国家/地区 韩国（2）
IPC部 C（3） E（2）
IPC大类 C04（3） C08（3） E01（2）
IPC小类 C04B（3）
IPC C08G018/76（3）
发明人 HO M J（2） SEUNGGYEONG Y（2）
公开年 2022（3）
申请年 2021（2） 
专利权人 SBB CO LTD（2）

Polyurethane elastic concrete for concrete caulking in the field of road building material, preferably seamless telescopic seam, comprises carbon nanomaterial-polyisocyanate prepolymer composite components and plasticizers.

LIU Y, QUAN H, LI L, LI K, HAO Z, SHENG X, LIU P

Water-permeable block comprises e.g. porous structure having honeycomb structure and filler to be filled in empty space of porous structure, includes gravel and bio-urethane-based adhesive containing polymeric methylenediphenyl diisocyanate.

HO M J, SEUNGGYEONG Y

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