国家/地区 中国（2）
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09C（2）
IPC C09C001/46（2）
发明人 ZHAO Z（2）
公开年 2023（2）
申请年 2022（2） 
专利权人 ZHAO Z（2）

Preparing filler useful in coatings, comprises performing surface pretreatment of filler, performing electrochemical purification treatment on filler, ultrasonically stripping, repeating procees, electrochemical grafting of double bond-rich sulfonyl groups, and post-processing.

ZHAO Z

Preparing two-component paint composition, comprises adding hydroxyacrylic resin dispersion, defoamer, leveling agent, and thickening into stirring container containing water in sequence, diluting to construction viscosity, and filtering filter cloth.

ZHAO Z