国家/地区 中国（9） 韩国（5） 美国（5） 世界知识产权组织（5） 加拿大（2） 欧洲专利局（EPO）（2） 日本（2）
IPC部 C（14）
IPC大类 C01（14）
IPC小类 C01B（14）
IPC C01B032/198（14）
发明人
公开年 2020（7） 2021（7）
申请年 2020（14）
专利权人

Dry graphene powder composition used in graphene ink used in two- or three-dimensional printing comprises pristine graphene flakes non-covalently functionalized with polymeric amphiphilic molecules.

TRAN T S, ROY CHOUDHURY N, DUTTA N, ROY C N, AWARD T, ROICHOUDURINAMITA, DUTANABA, DUTA N

Ink useful for providing viral active or anti-microbial coating to substrate, comprises carrier, graphene or graphene oxide particles dispersed in carrier, and viral active or anti-microbial component adhered to graphene.

CHEN S W, DEVINE S, CHEN S, SANDWINTHROP C

Phosphine compound, prepared by adding phosphorus trichloride, sublimed sulfur, aluminum trichloride, reactant, and tetrahydrofuran into reaction kettle, stirring, adding catalyst, heating and carrying out reflux reaction.

BAO Y, WENG S

Surface-modification of poly-p-phenylene-2,6-benzobisoxazole fibers involves dispersing modified graphene oxide in N,N-dimethylformamide, ultrasonically-processing, and reacting with carboxylated poly-p-phenylene-2,6-benzobisoxazole fibers.

CHEN X, MENG Z, ZHONG W, ZHU X, ZHANG P, GUO Z, GONG P, QU Z, JIN Z

Two-dimensional nanomaterial fiber useful in electronic devices comprises two-dimensional nanomaterials oriented in longitudinal direction, and plate-shaped fibrous cross section formed by layer-to-layer stacking of nanomaterials.

KIM S, JUNG H J, KIM S O

New graphene oxide used for preparing conductive graphene fibers contains oxygen-containing functional group e.g. epoxy or hydroxy on surface, but no surface oxygen-containing functional group e.g. lactol or carboxy.

HAN J T, KIM J H, CHO J Y, LEE G W, PARK J H, SEO S H, JEONG S Y, JEONG H J, HAN J, KIM J, LEE G, CHO J, JEONG S, SEO S, JUNG S Y, CHUNG H J

Nanofibers comprise reduced graphene oxide sheets or graphene oxide sheets overlapped back and forth along fiber axis, and size of reduced graphene oxide sheets or graphene oxide sheets curled along circumferential direction.

GAO C, WANG J

Preparing graphene oxide-bentonite composite particle retention filter aid, by pouring concentrated sulfuric acid into three-necked flask, adding graphite, adding potassium permanganate, dripping hydrogen peroxide and adding graphene oxide.

XIA X, LIU C, GUO A, ZHANG B, XING J, PAN J

Reducing graphene oxide modified carbon felt for all-vanadium redox flow battery electrode, by dispersing graphene oxide in ionic liquid, cutting carbon felt into sheet, immersing, performing ionic thermal reaction, washing and drying.

XUE B, ZHANG L, ZHANG S

Preparing functional graphene loaded with turmeric extract for obtaining antibacterial material in preparation of decorative materials or as component of decorative materials, involves preparing graphene oxide under conditions of ice bath.

MAO C, YI S