国家/地区 中国（8） 美国（2）
IPC部 C（6） H（2）
IPC大类 C08（4） C01（2） H01（2）
H05（2）
IPC小类 C08G（4） C08K（4） C08L（4）
C01B（2） H01Q（2） H05K（2）
IPC C08K003/04（4） C08K009/06（3） C01B031/04（2）
C08G073/06（2） C08G073/12（2） C08K009/04（2）
C08L079/04（2） C08L079/08（2） H01Q017/00（2）
H05K009/00（2）
发明人 YAN H（8）
公开年 2012（5） 2013（3）
申请年 2012（8）
专利权人 UNIV NORTHWE.（5） INT BUSINESS.（2）

Removable structure for absorbing broadband electromagnetic radiation in microwave and terahertz frequencies to cloak object, has graphene sheets provided on or about object, and dielectric layer placed intermediate graphene sheets.

AVOURIS P, GARCIA A V, SUNG C, XIA F, YAN H

Method for cloaking object by absorbing electromagnetic radiation at microwave and terahertz frequencies, involves placing layers of graphene sheet and transparent dielectric layer on or about object, and absorbing portion of frequencies.

AVOURIS P, GARCIA A V, SUNG C, XIA F, YAN H

Microwave-assisted sodium citrate reduction method for preparing graphene comprises using Hummers method to prepare graphite oxide, dispersing in deionized water, ultrasonically dispersing and reacting with sodium citrate.

YAN H, MAO K, LI S, FENG Y, LIU C

Composite material used for slip sheet of pump and motive seal coating of engine, comprises specified amount of graphene-modified hyperbranched polysiloxane, diphenylmethane bismaleimide and bisphenol A diene propyl ether.

YAN H, FENG Y, JIA Y, ZHANG M

Graphene/cyanate ester/bimaleimide composite material comprises graphene oxide-modified hyperbranched polysiloxane, bismaleimide prepolymer containing bisphenol A diallyl ether and bisphenol A type cyanate resin.

ZHANG M, YAN H, GONG C, ZHANG F

Graphene oxide/cyanate ester composite material comprises hyperbranched polysiloxane-modified graphene oxide, epoxy active diluting agent and bisphenol A cyanate ester.

GONG C, LIU C, YAN H, ZHANG M

Modifying graphene by hydrosilylation process, comprises producing allyl silane grafted graphene from graphene oxide and allyl ethoxy silane, mixing with methylbis(dimethylvinylsiloxy)silane, adding a catalyst, reacting and processing.

FENG Y, MA L, JIA Y, YAN H

Preparation of sulfonated graphene/polyaniline composite material used as mercury ion absorbent in mercury ion containing wastewater, by subjecting water and natural graphite to chemical oxidization, and adding ammonium persulfate.

HU J, LI L, LV S, YAN H, ZHENG H, YU X