国家/地区 中国（17）
IPC部 C（19）
IPC大类 C08（19）
IPC小类 C08G（19） C08K（11） C09D（7）
C08L（5）
IPC C08G018/10（19）
发明人 WANG L（4） ZHANG Y（3） LI J（2）
LI N（2） LIN X（2） YE L（2）
YIN P（2）
公开年 2021（19）
申请年 2021（11）  2020（8） 
专利权人 UNIV CHANGZH.（2）

Polyurea coating waterproofing material for manufacturing polyurea coating film comprises first agent including isocyanate group-terminated prepolymer, and second agent e.g. first polyetheramine and surface-modified graphene oxide.

HO M J, SEUNGGYEONG Y

Preparation of waterproof coating includes heating hydroxyl terminated polylactic acid, adding dibenzoyl peroxide and nano graphene oxide to obtain graphene grafted polylactic acid and mixing graphene grafted polylactic acid and polyurethane prepolymer to obtain polyurethane composite emulsion.

YANG C

Solvent-free synthetic material for ice and snow motion, comprises isocyanate prepolymer, hydroxyl alkyd resin, low temperature resistant polyester polyol, trifluoroethanol, hexafluoro butyl alcohol, and secondary amino compound.

CHEN P, WANG G

Good dyeing performance waterproof fabric comprises fabric blended with wool and acrylic fiber and slurry, where fabric is prepared by taking fabric blended with acrylic fiber, scraping slurry, washing, ironing, stenting, and shaping.

PU C

Antibacterial and antifouling thermoplastic polyurethane comprises polyol, diisocyanate, graphene molecular sieve composite material, graphene chitosan composite material, silane coupling agent, chain extender, catalyst and antioxidant.

HE J

Preparation of solvent-free graphene-polyurethane self-repairing material involves preparing graphene nitromethylpyrrolidone solution, ultrasonicating, centrifuging, taking supernatant, and adding polytetrahydrofuran.

XIE H, MA J, WANG K, ZHOU Z, ZHANG J, WANG Y

Polyurethane composition used in polyurethane elastomer, comprises polyisocyanate component comprising isocyanate-terminated prepolymer obtained from reaction of polyol with 1,4-bis(isocyanatomethyl cyclohexane), or mixture of 1,4-bis(isocyanatomethyl cyclohexane), and isocyanate-reactive component.

SONG N

Waterproof coating comprises epoxy resin E-20, ethylene glycol, polyurethane dispersant, sodium dioctyl succinate sulfonate, calcium carbonate, attapulgite, silicon dioxide, modified graphene, furfural, and dibutyl phthalate.

XIE J, ZENG Y, HU J, LONG L

Preparation of composite material for e.g. aerospace applications, involves preparing modified graphene oxide, preparing polyurethane product, dissolving modified graphene oxide in dimethyl formamide, adding to polyurethane product solution, ultrasonically processing, and transferring to mold.

YUAN H, JI C

Doped graphene-doped flame retardant material comprises polyether polyol, isocyanate, flame retardant, catalyst, chain extender, graphene filler, stabilizer, olefin filler and deionized water.

CUI J, XU P, LI Y, ZHANG B