国家/地区 中国（5）
IPC部 C（7）
IPC大类 C08（7）
IPC小类 C08G（7）
IPC C08G018/10（7）
发明人
公开年 2021（7）
申请年 2021（6） 
专利权人

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

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

Preparing high temperature resistant functionalized graphene modified aqueous polyurethane useful as transfer aluminized coating on food comprises e.g. adding polyester diol, diisocyanate, methacrylate monomers into drying reactor.

LAI X, QIN Y, WANG L, ZENG Q, ZHAO Y, LIU M, ZHAO X

Polyurea elastomer comprises isocyanate-terminated polymer containing unsaturated bonds, amino compound, initiator, accelerator and filling.

LI B, LIU T, GUO T, YANG X, CHEN X, ZHANG Y, BAO F, ZHAO H