国家/地区 中国（5）
IPC部 C（5）
IPC大类 C08（5）
IPC小类 C09D（5）
IPC C09D197/00（5）
发明人
公开年 2022（2）
申请年 2020（2） 
专利权人

Wave-absorbing coating composition for wave-absorbing material, comprises resin components, wave absorbing agent, curing agent, calcium brominated lignosulfonate, solvent and auxiliary agent.

WANG K, ZHAO Z, LIU R

Preparing polyphenol-modified polymer film useful in preparing medical device, packaging material, printed matter or electronic component, comprises providing polymer layer and performing corona treatment on surface of polymer layer, coating modified liquid on surface of polymer layer and drying.

ZHANG G, LI X, XIA J, ZHU Z

Preparing biopolymer composite film, comprises dispersing biopolymer in solvent and preparing polymer solution, where solvent is preferably water or polar solvent, coating polymer solution on surface of microporous substrate to form wet film, and drying to obtain biological polymer composite film.

GUAN Y

Preparing graphene dispersing agent involves sodium lignin sulfonate, ammonium persulfate and de-ionized water into reaction container to fully dissolve the sodium lignosulfonate, and then adding trans-1,2,3-propene tricarboxylic acid.

XU Y, DENG Y, BAI W, LIN J

High thermal stability and strong adhesion epoxy paint contains epoxy acrylate resin, silicon carbide fine powder, mica iron oxide, graphene nanosheets, lignin, barite powder, modified hyaluronic acid, dispersant and water.

WANG H