国家/地区 中国（5）
IPC部 C（5）
IPC大类 C08（5）
IPC小类 C08G（5）
IPC C08G073/10（5）
发明人 FAN W（2） LIU T（2） WANG D（2）
ZHANG Y（2）
公开年
申请年
专利权人 UNIV DONGHUA（5）

Shape memory polyimide aerogel used in heat insulation, comprises polyimide precursor which is prepared by polycondensation reaction using diamine and dianhydride monomers, followed by sol-gelation, freeze-drying and thermal-imidization.

ZHANG W, LI J, ZHANG L

Hydrogel is prepared by crosslinking mixture of polyamic acid and graphene oxide with cobalt salt.

FAN W, WANG D, LIU T, YUAN S

Preparing graphene/polyamic acid conductive hydrogel involves dispersing graphene oxide in deionized water ultrasonically to obtain graphene oxide dispersion, adding hydrazine hydrate and ammonia water, and carrying out reduction reaction.

FAN W, WANG D, LIU T, ZHANG 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

Preparation of graphene/polyimide composite fiber involves adding graphene or graphene oxide to polyamic acid solution to obtain graphene/polyamic acid spinning stock solution, polycondensing, and wet spinning or dry spraying wet spinning.

CHEN D, DONG J, WANG Y, ZHANG Q, XIA Q, YIN C