国家/地区 中国（3）
IPC部 C（3）
IPC大类 C01（3）
IPC小类 C01B（3）
IPC C01B032/184（2）
发明人 ZHANG P（3）
公开年 2017（3）
申请年 2016（3）
专利权人

Preparing large area less grained graphene oxide film by esterification reaction comprises e.g. preparing colloidal graphene by modified Hummers method, configuring certain percentage of colloidal graphene with aqueous solution of catalyst.

WANG L, FAN S, ZHANG P, ZHANG L, YAN C, SUN Y, SUN L, LI Z, PENG Y

Preparation of flame-retardant aqueous polyurethane for e.g. textile coating, involves preparing phosphazene-modified graphene, adding polymer diol and diisocyanate and reacting to obtain aqueous polyurethane of specific composition.

FAN H, ZHANG P, CHEN Y, YAN J, TIAN S, HE Y, ZHOU Y

Producing graphene, comprises e.g. quenching graphite block by heating in quenching medium, drying, mechanically crushing, grinding to obtain powder, subjecting to ball mill for dry grinding, wet grinding, and adding polyvinylpyrrolidone.

SHAO G, ZHANG P, ZHANG S