国家/地区 中国（4）
IPC部 C（4）
IPC大类 C08（4）
IPC小类 C08G（4）
IPC C08G018/32（3） C08G018/66（3） C08G018/34（2）
C08G018/42（2） C09J011/04（2）
发明人 LIU Y（4）
公开年 2023（4）
申请年 2022（4）
专利权人

Preparing graphene-doped polyimide powder used e.g. in lost foam casting, comprises e.g. mixing and reacting graphene with organic solvent, diamine and dianhydride by in-situ polymerization, adding e.g. catalyst, performing chemical imidization of polyamic acid, and grinding polyimide product.

MIN Y, QIU W, LUO X, LIU Y

Water-blocking material for sealing openings of heat-insulating materials used for preparing structure, comprises components polysiloxane, polyether polyol isocyanate, polyolefin polyol, curing agent, catalyst, defoamer, and filler.

HU B, LIU Y, HE W, NI X, PAN Z, ZHANG S, WANG T

Preparing environmentally-friendly aqueous adhesive useful in manufacturing containers, comprises e.g. reacting silicon carbide nano-wire with 3-amino propyl trimethoxy silane and graphene to obtain modified silicon carbide nanowire and reacting with polyurethane emulsion and methyl methacrylate.

LIU Y, QU L

Adhesive useful for organic light-emitting diode protective film for e.g. intelligent mobile phone, comprises polyester polyol, diisocyanate, chain extender, heat-resistant monomer, antistatic agent, solvent, catalyst, and blocked isocyanates.

LIU Y, HUANG Y, NIU Z, AN J, LIU C, ZHOU S