国家/地区 中国（4）
IPC部 C（4） H（2）
IPC大类 C08（4）
IPC小类 C08G（4）
IPC C08G018/32（4）
发明人 HE P（4）
公开年 2021（4）
申请年 2021（4） 
专利权人 DONGGUAN MIE.（3）

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

Preparing electromagnetic wave shielding thermoplastic polyurethane involves putting polytetramethylene ether glycol, butanediol, isocyanate, antioxidant, yellowing-resistant agent and catalyst into reaction vessel under heating.

HE P

Preparation of solid-liquid phase-changing thermoplastic polyurethane electrolyte by stirring polyethylene glycol, polypropylene glycol, polymer diol, chain extender, isocyanate, lithium salt, graphene, flame retardant, antioxidant, yellowing-resistant agent and catalyst, and extruding.

HE P

Wear-resistant hydrophilic polyurethane comprises polyol, isocyanate, grafting agent, dibutyl tin dilaurate, chain extender, polymerization liquid.

ZHENG J, HE P, YU F