国家/地区 中国（7）
IPC部 C（7）
IPC大类 C08（7）
IPC小类 C08G（7）
IPC C08K003/04（7）
发明人 XU W（7）
公开年 2019（3） 2020（3）
申请年 2019（7）
专利权人 JIANGSU YABA.（3） HUNAN FARSOO.（2）

Star-shaped polyamide used to prepare e.g. fluorescent materials, is prepared by adding dianhydride as initiator or amide exchanger to organic solvent, adding to reaction system for preparing polyamide, and polymerizing.

XU W, SU J, OU E, WANG Z, LEI Z, YANG H

Preparing modified graphene oxide catalyst, by dispersing graphene oxide in solvent, performing intercalation modification reaction on graphene oxide solution, centrifugally washing, adding catalyst to dispersion, loading and freeze drying.

CHI Y, XU W, SUN Y, HU S, WANG W

Preparing graphene reinforced nylon powder useful for selective laser sintering, comprises e.g. adding aminated graphene, lactam raw material, first antioxidant and water to polymerization kettle, and polymerizing to modified nylon pellets.

LUO Q, WEN J, YUE Y, LI J, XU W

Preparing nylon powder useful for selective laser sintering, comprises e.g. adding graphene powder to mixed solution of sodium nitrate and sulfuric acid, stirring under ice water bath, adding potassium permanganate, and heating reaction.

LUO Q, WEN J, YUE Y, LI J, XU W

Preparing functional graphene modified polyimide film by adding diamine and dianhydride in reaction kettle, stirring synthesized polyimide resin and modified graphene in reaction kettle, removing bubbles in film liquid, and deaerating.

WANG Y, XU W, YIN A, QI X, JIANG X, LI J, XU P, GAO S

Preparing polymerized graphene hybrid modified polyamic acid resin preparing polyimide film product, by adding graphene to nitrogen-dimethylformamide solution, dispersing, adding isopropanol pinacol borate and adding diamine and dianhydride.

WANG Y, XU W, YIN A, QI X, JIANG X, LI J, XU P, GAO S

Ultra-thin ultra-low shrinkage graphene polyimide thermal conductive film comprises polyimide, tert-butyl ((4-hydroxycyclohexyl)methyl)carbamate and graphene.

WANG Y, XU W, YIN A, QI X, JIANG X, LI J, XU P, GAO S