国家/地区 世界知识产权组织（20）
IPC部 B（20）
IPC大类 B82（20）
IPC小类 C01B（20）
IPC C01B031/02（20）
发明人 VEERASAMY V（3） VEERASAMY V S（3）
公开年 2011（7） 2012（3） 2013（3） 2014（3）
申请年 2011（5）  2012（5）  2009（4）  2010（2）  2015（2） 
专利权人 GUARDIAN GLA.（3） GUARDIAN IND（3） GUARDIAN IND.（3）

Membrane for providing selective permeability in filtration applications, comprises sheet of graphene-based material having perforations with specified pore size, non-graphenic carbon-based material, and contact areas between materials.

SWETT J L, BEDWORTH P V, HEISE S E, SINTON S W, SIMON S M, BULLOCK S E, LIU H, SINSABAUGH S L

Synthesis of graphene derivatives and functional materials used in e.g. transistors, sensors, actuators, pharmaceutical, information displays and semiconductor comprises forming refluxed solution of starting material and additive.

TANIMOLA O W

Making graphene used as an impenetrable gas barrier, comprises providing seed gas in presence of metallic substrate, providing pulsed, ultraviolet laser beam and moving substrate or laser beam relative to other.

CASTRO A H, OZYILMAZ B, STIER A V, TOH C T, DU Z, CASTRO N A H

Growing graphene used e.g. in graphene material, comprises annealing metal substrate up to growth temperature for annealing time period and in presence of non-reducing gas, and introducing gas mixture to grow graphene over the substrate.

DUAN X, ZHOU H

Unitary graphene layer or graphene single crystal useful for heat-spreading applications e.g. as a heat spreader or a heat sink product in e.g. hand-held device comprises closely packed and chemically bonded parallel graphene planes.

ZHAMU A, WANG M, XIONG W, JANG B Z

Manufacturing graphene involves preparing a carrier member on which the graphene is formed on one surface, exposing the graphene to dopant vapor, transferring the doped graphene onto a target member, and removing the carrier member.

YOON J, YOON J H

Preparing a semiconductor substrate, useful for forming a multilayer article, comprises forming a metal film on the substrate, contacting metal film surface with a carbon-containing gas and precipitating carbon atoms to form graphene layer.

SEACRIST M R, BERRY V

Forming graphene layer on surface of substrate, comprises forming silicon-carbide film on free surface of silicon layer and gradually heating substrate until silicon of first row of atoms of silicon-carbide film is sublimated.

OUERGHI A

Growing patterned single-crystalline graphene comprises depositing a graphene growth barrier that defines a pattern on a substrate surface, and growing graphene on the substrate surface, around the graphene growth barrier.

ARNOLD M S, GOPALAN P, SAFRON N S, KIM M

Copper foil used for manufacturing graphene, has glossiness or more than preset value, and average grain size more than preset value after being heated in atmosphere containing hydrogen and argon at specific conditions.

CHIBA YOSHIHIRO, CHIBA Y, YOSHIHIRO C, CHIBA G