国家/地区 中国（14） 韩国（9） 世界知识产权组织（6） 巴西（2） 印度（2） 日本（2） 美国（2）
IPC部 B（34） C（11） A（8）
D（3）
IPC大类 B01（34） C02（7） A61（4）
C01（3） C09（3） D06（3）
A41（2） C08（2）
IPC小类 B01D（34）
IPC B01D067/00（12） B01D069/12（8） B01D071/02（7）
B01D069/02（6） B01D053/86（5） C02F001/44（5）
B01D053/72（4） B01J020/30（4） B01J037/02（4）
A61L009/20（3） B01D039/20（3） B01D069/10（3）
C01B032/198（3） A61L009/015（2） B01D039/16（2）
发明人 CHEN Y（2） DAI L（2） FANG F（2）
HONG Y（2） JEONG H Y（2） JEONGSE Y（2）
LAN W（2） LEE J S（2） LEE S Y（2）
MA J（2） WANG B（2） YUN J S（2）
ZHANG J（2） ZHAO X（2）
公开年 2022（34）
申请年 2020（34）
专利权人 PURESPACE IN.（2） SHANDONG HAI.（2） SHENZHEN YOU.（2） SUNTAR MEMBR.（2）

Flexible composite film material for use in composite membrane roll material with air purification function, comprises base film, and functional coating compounded on base film, where functional coating includes activated carbon and graphene, gas absorbent, binder and solvent.

JIANG T, MA J, WANG S

Antiviral filtering material used in antiviral face mask, comprises layer of textile and layer of antiviral coating comprising metallic copper nanoparticles in unoxidized form, graphene oxide or reduced graphene oxide, and bonding matrix.

ALVAREZALVAREZ A, MANJON FERNANDEZ A, SANZ MORAL L M, NORIEGA PEREZ D, RODRIGUEZ GARCIA J, MEGIDO FERNANDEZ L, BOHM S, SUAREZ SANCHEZ R, PEREZ RODRIGUEZ M

Preparation of carbon hollow fiber membrane used in gas separation and purification applications, involves dispersing graphene oxide in solvent, mixing with pore-forming agent dispersion, adding organic membrane material, stirring, spinning obtained solution, drying, and calcining.

QIAO S, LIU T, WANG X, MA C, MA N

Nanofiltration membrane for use in the filtration of quantum dot solutions, comprises graphene oxide and a layered multi-metal hydroxide dispersed in the graphene oxide, the graphene oxide and the layered multimetal hydroxide are bonded together by electrostatic interaction.

DENG C

Internet of things (IOT) gateway inter-network connector with thread-off preventing effect, has gateway that is arranged between connection card slots, and heat-absorbing aluminum plate that is arranged at inner bottom of protective shell.

REN Y

Method for removing residual chlorine from inorganic substances for nitrogen oxide reduction catalyst comprises heat treating inorganic substance under ammonia atmosphere.

HEO I J, KIM S M, KOH E Y, IL K S

Preparation of nanofiltration membrane involves coating film casting liquid containing polymer on nonwoven fabric, contacting obtained base film with e.g. aqueous phase solution containing amine monomer to form polyamide functional layer, crosslinking, imidizing, post-treating, and drying.

LIU Z, ZHANG J, HU L, LIANG S, WANG B

Hollow fiber membrane for use in textile manufacturing industry, has semi permeable membrane defining lumen comprising inner and outer circumferential surfaces, where membrane body is reinforced with reduced metal oxide nanoparticles.

GHOSH N N, ROY A, AIYER H, CHATTERJEE A

Harmful gas adsorbent composition comprises transition metal ions that are ionically bonded to surface of oxidized particles, and further comprises binder resin e.g. low-density polyethylene, high-density polyethylene, and polypropylene.

LYUSANGYUL

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