国家/地区 中国（3）
IPC部 C（3）
IPC大类 C08（3）
IPC小类 C08G（3）
IPC C08K003/04（2） C09D005/08（2）
发明人 WU D（3）
公开年 2021（2）
申请年 2020（2） 
专利权人 WUHAN MATERI.（2）

Method for preparing polyurethane-modified graphene microchips comprises e.g. adding graphene oxide and polyol into three-necked flask, stirring, and simultaneously performing high-temperature vacuum dehydration and adding isocyanate.

FENG Z, WANG Y, LIU L, KANG Y, LI D, QIN W, WU D

Preparing long-acting anti-corrosion graphene modified solvent-free epoxy coating comprises e.g. adding polyurethane modified graphene micro-sheet into solvent-free epoxy resin, stirring, adding wetting dispersant, antirust pigment.

FENG Z, WANG Y, LIU L, KANG Y, LI D, QIN W, WU D

Preparing a special unsaturated resin for automobile putty ash, involves mixing and dispersing graphene oxide, surfactant and water ultrasonically, and then ball-milling, filtering, washing and drying it to obtain pre-oxidized graphene.

WU D, XU Y, HUANG H