国家/地区 中国（4）
IPC部 C（4） B（2）
IPC大类 C01（2） C04（2）
IPC小类 C01B（2） C04B（2）
IPC C01B031/04（2）
发明人 ZHOU Q（5）
公开年 2013（3） 2014（2）
申请年 2013（5）
专利权人 UNIV SHAANXI.（3）

Electrostatically driven graphene speaker for generating broadband audio, has first and second electrodes which are proximate circular portion of graphene member defined by circular open regions of first and second frames.

ZHOU Q, ZETTL A, ZETTL A K

Manufacture of graphene involves mixing dry ice as carbon source, and reducing agent, pressing the mixture with copper lining of stainless steel sample box, subjecting blank to impact-induced chemical reaction, and washing.

XU C, YIN H, ZHOU Q, CHEN P, GAO X

Method for preparing graphene oxide modified polymer cement waterproof paint, involves preparing graphite oxide solution and acrylic ester polymer emulsion, and obtaining graphene oxide modified polymer cement waterproof paint.

JU H, LV S, ZHOU Q

Method for preparing graphene oxide/amphoteric chitosan intercalation composite material that is utilized for sewage treatment, involves performing intercalation on dispersion liquid and amphoteric chitosan to obtain finished product.

LV S, ZHOU Q, QIU C

Preparation of graphene oxide modified polycarboxylate water reducer includes adding sulfuric acid, potassium peroxydisulfate and phosphorus pentoxide into reactor, heating, adding natural graphite raw material, stirring, and filtering.

LV S, MA Y, ZHOU Q