国家/地区 美国（10）
IPC部 B（10）
IPC大类 B01（10） C02（7） C01（6）
C08（2） C23（2）
IPC小类 B01D（10）
IPC B01D067/00（10）
发明人 GRIGGS C S（2）
公开年 2021（8） 2020（2）
申请年 2020（10）
专利权人 US SEC OF AR.（2）

Preparing graphene based on mixed inorganic acid solvent by e.g. pre-treating raw material graphite powder, preparing mixed inorganic acid solvent, performing graphene peeling treatment, and extracting graphene product from graphene mixture.

QIAN X, MA C

Preparing gas selective separation filter involves providing graphene membrane on sacrificial support layer, subjecting graphene membrane to transient pressurized ozone gas pulse, purging ozone, and cooling down ozone treated graphene membrane.

AGRAWAL K V, HUANG S, HSU K, AGRAWAL K, HWANG S, HUSH K, XU G

Formation of porous graphene layer used as semipermeable membrane, involves providing catalytically active substrate comprising copper-nickel alloy substrate, to catalyze graphene formation under chemical vapor deposition conditions.

CHOI K, PARK H G, HEIGHT M, CHOI K J, PARK H, PIAO H

Nanoporous membrane used in filter, comprises two-dimensional material permeated by pores which are blocked by polymer derived from monomer and comprising population of pores having average pore diameter.

KIDAMBI P R, CHENG P

Multi-layered membrane useful for separating many ions or molecules in a fluid stream and in device for osmotic power generation, comprises a top layer, a bottom layer, and a spacer layer.

GARAJ S, SPINA M

New super-wetting surface as polypropylene surface with micro-nano structure grafted with hydrophilic side groups.

QIAO J, WANG S, ZHANG X, QI G, SONG Z, CAI C, WANG X, LAI J, LI B, JIANG H, RU Y, ZHANG J, GAO J, ZHANG H, HAN P, JIANG C, GUO Z, GUICUN Q, ZHIHAI S, BINGHAI L, JIANMING G, ZHAOYAN G, SOONGHEO W, LIU Y, JIANG X

Membrane for treating feed water, comprises interfacially formed polyamide layer on microporous support film, and graphene oxide quantum dots attached to surface of polyamide layer having preset permeate flux and salt rejection performance.

SUN P B, LI J C, KOHLER L

Membrane structure of flat membrane or hollow fiber membrane form used for water treatment processing apparatus comprises a carbon nanomaterial and sodium (Na) super ionic conductor (NASICON)-series ceramic particles which are interwisted.

KANG S, PARK J, LEE M, SEONG P, YOUNG L M

Chitosan-graphene oxide composite membrane for removing water contaminants comprises graphene oxide with nano- and micrometer flake sizes, and chitosan in which membrane has layered or dispersed graphene oxide internal morphology structure.

GRIGGS C S, MATTEISOSA J A, GURTOWSKI L A, GREENLEE L F, ABOLHASSANI M

Method of making a highly-resilient fluid and gas apparatus involves protonating a quantity chitosan to obtain protonated chitosan; and mixing a quantity of graphene oxide with the protonated chitosan to obtain a solution.

MEDINA V F, GRIGGS C S, MATTEISOSA J, PETERY B, GURTOWSKI L