国家/地区 中国（5）
IPC部 C（5）
IPC大类 C08（5）
IPC小类 C08G（5） C08K（3） C09J（3）
C09D（2）
IPC C08G018/44（5）
发明人
公开年 2021（5）
申请年 2020（3）  2021（2） 
专利权人

Preparing yellowing-resistant thermoplastic polyurethane comprises heating isocyanate and dihydroxy water repellent, adding polyglycol, 1,4 butanediol, graphene, anti-yellowing agent, antioxidant, catalyst, and monohydroxy water repellent, and baking.

HE P

Graphene/aqueous polyurethane composite material used in coating, comprises polyether glycol including polytetrahydrofuran ether glycol and tetrahydrofuran-propylene oxide copolymer glycol, polycarbonate diol, chain extender, triethylamine, organic phosphorus flame retardant, and reducing agent.

JIANG Y, ZHANG Z

Aqueous spray glue useful for bags and handbags, leather product, adhesive, canvas, fabric, cardboard comprises e.g. polypropylene glycol, polycarbonate diol, hydroxy-terminated polybutadiene, 2,4'-diphenylmethane diisocyanate, plasticizer.

ZHU T, ZHU J, ZHU L, ZHU Z

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 aqueous polyurethane/polysiloxane pressure-sensitive adhesive for pressure-sensitive adhesive tape, by drying polyglycol adding catalyst, reacting, adding crosslinking agent, reacting, and dispersing dopamine-modified graphene.

ZHONG J, CHEN S, LIN Z, CHEN Y