国家/地区 日本（8）
IPC部 B（8）
IPC大类 B01（8） B32（3）
IPC小类 B01D（8）
IPC B01D069/12（5） B01D069/10（4） B01D071/02（4）
B01D071/36（3） B01D069/00（2） B01D069/02（2）
B01D071/26（2） B01D071/68（2） B01D071/80（2）
B32B005/18（2）
发明人
公开年 2022（8）
申请年 2021（6）  2020（2） 
专利权人 HITACHI LTD（2）

Separation membrane used for separating substances from mixed liquids and gases for dehydration, has porous support, and separation layer formed on porous support and containing nanomaterial and organosilica having silsesquioxane structure.

TSURU T, KANESASHI M, NAGASAWA H

Separation membrane has support having water permeability, matrix layer supported by support and having holes, and graphene layer including graphene material supported by matrix layer and including graphene and/or graphene oxide, and having another holes overlapping holes.

HIROTAKA S, YASUHIKO T, MOTOYUKI H, MASASHI M, SAKUMA H, TADA Y, HIROOKA M, MARUYAMA M

Mask for use in respiratory protection for various diseases, has mask body that covers user's mouth and nose when worn by user, and wearing strap that is connected to both sides of mask body.

PARK S A

Composite semi-permeable membrane for water purification, has graphene oxide layer on porous base material film containing polyketone resin.

MATSUYAMA H, NAKAGAWA K, KUBOTA N

Membrane used in gas separation membrane module, comprises separation function layer containing matrix and particles and has fibrous or film-like shape.

YAHAGI N, MIHARA T

Separation membrane for separating acidic gas from mixed gas, has isolation functional layer containing graphene oxide, ionic liquid having hydrophilic property and polymer.

KAZUYA Y, NAOMICHI K, SHINYA N, YOSHIMURA K, KIMURA N, NISHIYAMA S

Evaporation surface of molecular distillation apparatus for obtaining specific substance, has graphene structure provided on outermost surface of evaporation face.

KAWAHITO M

Gas separator used in gas system for separating carbon dioxide, comprises pair of electrodes, electrolyte component arranged between electrodes, and connection component comprising non-aqueous electrolytic liquid comprising ionic liquid or solvated ionic liquid and low-viscosity solvent.

ATSUSHI U, KOHEI Y, MASATOSHI S, UNEMOTO A, YOSHIKAWA K, SUGIMASA M