国家/地区 中国（5）
IPC部 C（5）
IPC大类 C01（5）
IPC小类 C01B（5）
IPC C08G018/42（5）
发明人
公开年 2017（2）
申请年 2016（2） 
专利权人

Reactive nitrogen-phosphorus modified graphene modified polyurethane flame retardant material comprises nitrogen-phosphorus modified graphene, isophorone diisocyanate, polyester polyol, catalyst, chain extender, and dimethylolpropionic acid.

LIN D

Modified graphene useful for preparing polyurethane foam and in sealing of floating roof crude oil storage tanks.

TANG G, XIE X, WANG L, ZHAO Q

Preparing graphene-aqueous polyurethane composite material involves adding sulfuric acid in dry beaker and mixing graphite, sodium nitrate and potassium permanganate under magnetic stirring for two hours to obtain mixture.

WANG 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

Sulfonated graphene used to prepare sulfonated graphene-modified aqueous polyurethane resin, is prepared by adding graphite powder in concentrated sulfuric acid, concentrated nitric acid and potassium permanganate mixture and reacting.

HAO Z, JIN M, SUN F, YU J, ZHANG C, ZHU J