国家/地区 中国（4）
IPC部 C（4）
IPC大类 C01（4）
IPC小类 C01B（4）
IPC C01B032/184（4）
发明人 ZHANG W（4）
公开年 2017（2） 2021（2）
申请年 2017（2） 
专利权人 UNIV SHAANXI.（2）

Preparation of fluorescent anti-counterfeiting coating comprises drying, pulverizing leather waste, dispersing in ultrapure water, hydrothermal reacting, suction filtering, compounding with thickener and printing code on substrate.

LI L, MA J, SHI J, ZHANG W

Accelerant for generating gas hydrate, comprises three-dimensional graphene macro powder and deionized water.

YAN S, WANG N, ZHANG W, GE W, LI B

Preparing graphene quantum dot based on leather waste comprises crushing leather waste, adding distilled water and hydrazine hydrate, ultrasonically processing, hydrothermal reaction of dispersion liquid in PTFE reactor and filtering.

ZHANG W, MA J, WEI L, BAO Y, WANG Z

Preparation of graphene quantum dot used for photoluminescence diode involves taking natural graphite powder, adding sodium nitrate, concentrated sulfuric acid and potassium permanganate, stirring, heating, filtering, washing and drying.

CHEN W, ZHANG Q, HUANG Z, XIANG C, QIN Y, ZHENG Z, ZHANG W, ZHANG B