国家/地区 中国（5）
IPC部 B（5）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C01B032/188（5）
发明人 VEERASAMY V（2） VEERASAMY V S（2）
公开年 2011（2）
申请年 2009（2） 
专利权人 GUARDIAN GLA.（2） GUARDIAN IND（2） GUARDIAN IND.（2）

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

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

Preparation of graphene by selecting substrate material, depositing directly catalyst and tetrabromomethane on substrate surface, and annealing substrate.

DI Z, DING G, GONG Q, LIU Q, WANG H, WANG S, XIE X

Manufacture of doped graphene thin film for electrochromic devices comprises hetero-epitaxially growing intermediate graphene thin film on catalyst thin film, and doping intermediate graphene thin film with n- or p-type dopants.

VEERASAMY V S, VEERASAMY V

Method for isolating graphene thin film involves causing graphene thin film and polymer-based coating to be released from catalyst thin film, after curing polymer-based coating.

VEERASAMY V S, VEERASAMY V