国家/地区 中国（8） 世界知识产权组织（3） 欧洲专利局（EPO）（2） 韩国（2） 美国（2）
IPC部 C（11）
IPC大类 C08（11） C09（6）
IPC小类 C08G（11） C08K（9） C09D（5）
IPC C08G018/50（11）
发明人 KROPP M A（2） KRYGER M J（2） RULE J D（2）
WHITE K L（2） YAO L（2）
公开年 2021（11）
申请年 2021（6）  2020（5） 
专利权人 3M INNOVATIV.（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

Slow rebound sponge useful in aerospace tools, comprises basic polyether polyol, polymer polyol, organosilicon modified polyol, isocyanate, amine catalyst, tin catalyst, chain extender, silicone oil and water.

GU Z

Anti-high overload light polyurea useful in field of adhesives, comprises e.g. amino compounds composed of curing agent, chain extender and organic solvent, light filler, and isocyanate.

LIU S, ZHAO X, XIE P, XIE X

Preparing spray polyurea elastomer-based anti-corrosion material by stirring amino-terminated polyether and polyester to obtain mixture, stirring reinforcing filler, plasticizer, curing agent and isophorone diisocyanate to obtain mixture, adding mixtures and defoamer to stirring tank, and stirring.

LI Q, WANG X, ZHU Z

Preparing antibacterial, sterilized graphene foam packaging box, involves adding polyether polyol to reaction device, heating, adding graphene/graphene derivatives, foaming agent, dispersant to polyether polyol, chain extender, and stirring.

LIU A

Preparing impact-resistant graphene polyurea composite coating on surface of impeller, comprises e.g. mixing isophorone diamine, 1,4-bis-sec-butylaminobenzene, tetrahydroxypropyl diamine and amino-terminated polyether and solidifying.

JIA J, JIA X, WANG Z, LI Y, YANG J, SUN Y, SUN J

Polymeric material for two-portion composition, comprises a polymerized reaction product of a polymerizable composition comprising components, where components comprises a uretdione-containing material.

WHITE K L, YAO L, RULE J D, KRYGER M J, KROPP M A

Two-component composition used for adhering substrate(s), comprises component containing polymeric material containing polymerized reaction product of polymerizable composition having preset uretdione functionality, and component.

WHITE K L, YAO L, RULE J D, KRYGER M J, KROPP M A

Graphene-modified polyether polyol for imitated latex polyurethane flexible foam, has reduced graphene oxide introduced by chemical grafting into polyether initiator.

LUAN S, YU T, SUN Z, GONG W, ZHANG D

Preparation of degradation immune biomimetic protective coating for steel structure engineering involves cleaning steel structure surface, applying silane coupling agent, curing, and spraying intermediate paint and top coat.

MA Y, LIU J, GE Y, ZHANG P, WU R, SONG X, XUE S, CUI Y, BAO J, XUEN M, TONG L J, GROUND O T, ZHANG F, XIAOHUI S, SHANBIN X, YIFEI C, JIUYUAN B