国家/地区 中国（4）
IPC部 C（5）
IPC大类 C08（5）
IPC小类 C08G（5）
IPC C08G018/32（5）
发明人
公开年 2023（5）
申请年 2022（4） 
专利权人

Two-part coating composition used to apply protective coating to surface of substrate, comprises part A having polyol, foam catalyst, gel catalyst, flame retardant, and water, and part B having e.g. isocyanate functional material.

ALLEN C, KINNER P, TURNER B G

High-barrier heat-resistant solvent-free polyurethane composite material useful as film lamination in packaging composite field of e.g. daily chemical, comprises e.g. polyurethane prepolymer, graphene modified polyol, polyester polyol, nano-silicon dioxide modified polyether polyol and isocyanate.

HE C, TIAN L, WEN Y

Aqueous polyurethane Pickering emulsion useful in field of high performance material has polyurethane prepolymer, amphiphilic two-dimensional nanomaterial, hydrophilic polymer and water, where polyurethane prepolymer is product of diisocyanate and macromolecular polyols after prepolymerization.

YUAN Y, DUAN Y, LI Y, ZHANG B, ZHANG A, ZHANG J, ZHOU L

Polyurethane, comprises polyurethane prepolymer (prepared by polyester polyol, modified silica and diisocyanate), polyol, chain extender (e.g. 1,4-butanediol), catalyst, nano-titanium oxide powder and color paste.

HU X, GAO Z, YANG Y, CHEN S

Polyurethane resin comprises polyester polyol, toluene diisocyanate, 4,4'-diphenylmethane dibasic acid, chain extender, sealing agent, leveling agent, antioxidant, and wear-resistant additive comprising fumed silica, titanate coupling agent and graphene oxide.

DENG Z, ZHU H, WANG Y