国家/地区 美国（3）
IPC部 B（3）
IPC大类 C08（3）
IPC小类 C08L（3） B32B（2） C08K（2）
IPC C08L075/08（3）
发明人
公开年 2022（2）
申请年 2021（3）
专利权人

Selective laser sintering process for preparing highly spherical particles, involves depositing carbon nanomaterial-graft-polyurethane particles on nanomaterial surface and exposing nanomaterial grafted polyurethane particles to laser, for fusing polymer particles and forming consolidated body.

SRISKANDHA S E, FARRUGIA V M, CLARIDGE R, EMPARUZIA V, SIBANTIISWARISLISKANDA, EASWARI S, SRISKANDAR S E

Multilayer electrode for capacitive pressure sensor of e.g. rotogravure printer, involves press-rolling XY layer and co-extruded layers together for forming multi-layer electrode and printing electrically conductive ink onto polymer layer.

SALTER S C, BUTTOLO P, DELLOCK P K, GALL R, CHASCSA J R, RICHARD G

Filter used in device e.g. mask, breathing apparatus and face covering, vent cover and heating, ventilation, has polyurethane-based polymer foam comprising virucidal/bactericidal agent having cetylpyridinium chloride and/or dimethyloctadecyl(3-(trimethyloxysilyl)propyl)ammonium chloride.

RAMAPPA D A, JOGIKALMATH G