国家/地区 中国（4）
IPC部 C（4） H（2）
IPC大类 C08（4）
IPC小类 C08G（4）
IPC C08G073/10（4）
发明人
公开年 2022（2）
申请年 2022（2） 
专利权人

Branched cross-linked polyamic acid solution useful for preparing polyimide adhesive used in electrode material for lithium ion battery, comprises polyamic acid molecular chain with strong polar groups, where entire molecular chain is in branched and cross-linked form.

WANG J, JIA N

Blended polyamic acid solution used in lithium-ion battery pole piece, comprises rigid polyamic acid, flexible polyamic acid and polar solvent, where rigid polyamic acid is formed by condensation polymerization of rigid dibasic acid anhydride and rigid diamine.

WU D, TIAN G, XU Y, WANG Y, QI K, QI S

Preparing three-dimensional graphene hollow sphere modified polyimide material, comprises e.g. adding graphene oxide solution into spherical silicon dioxide sol, ultrasonically dispersing, freezing and drying.

LIU Y, HU M, LV X, GU W, QIU Y

Preparing polycondensation graphene/polyimide composite adhesive for adhesive, involves adding oxidized graphite to solvent, and subjecting to ultrasonic treatment followed by centrifugation to obtain oxidized graphite colloidal suspension.

WANG H, ZHANG Y, QING J