国家/地区 韩国（7）
IPC部 C（7）
IPC大类 C04（7）
IPC小类 C04B（7） C08L（6） C08K（5）
C01B（4） C09C（4） B29B（3）
H01B（3） B33Y（2） C08G（2）
C08J（2） C09D（2） C09K（2）
C10M（2） C10N（2） E01C（2）
IPC C04B014/02（7）
发明人 HASEGAWA S（2） HASEGAWA SHOJI（2） HO M J（2）
KAMIYA N（2） KAMIYA NAGISA（2） MCINNIS M（2）
NAGISA K（2） SEUNGGYEONG Y（2） SHEN Y（2）
SHOJI H（2）
公开年 2015（2） 2016（2） 2022（2）
申请年 2016（2）  2021（2） 
专利权人 GRAPHENE PLA.（2） GRAPHENE PLA.（2） SBB CO LTD（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

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

Manufacture of composite structures involves functionalizing substantially flat graphene, graphene oxide, and/or reduced graphene oxide flakes to be compatible with host material and entraining the flakes in the host material.

CHRISTIANSEN S, RESTREPO D, ODONNELL D, MCINNIS M, STOLTZ R, BULLINGTON J

Production of composite used in cement and asphalt, involves cold compressing mixture of graphene/graphite oxide powder and host powder to form biscuit, crushing, powdering or grinding into powdered biscuit and combining.

ZHAI L, MCINNIS M

Graphite-based carbon material used as graphene precursor for preparing graphene dispersion, comprises rhombohedral graphite layer and hexagonal graphite layer, and has specified rate calculated based on X-ray diffraction method.

HASEGAWA S, KAMIYA N, HASEGAWA SHOJI, KAMIYA NAGISA, SHOJI H, NAGISA K, SHEN Y

Graphite-type carbon raw material used as graphene precursor, has rhombohedral system graphite layer and hexagonal system graphite layer in ratio more than preset value, as measured using peak intensities specific planes of layers.

HASEGAWA S, KAMIYA N, SHOJI H, NAGISA K, HASEGAWA SHOJI, KAMIYA NAGISA, SHEN Y