国家/地区 中国（2）
IPC部 C（3）
IPC大类 C08（3）
IPC小类 C08G（3）
IPC C08G081/02（3）
发明人
公开年 2021（3）
申请年 2020（2） 
专利权人

Preparing phosphate dispersant useful for matte powder involves heating reaction kettle, filling inert gas, adding half of methacrylic acid, half of anhydride and half of straight alkenyl ether into initiator solution, refluxing, performing phosphoric acid esterification and adjusting pH value.

CHEN P

Composition used in forming thin film, comprises chemical contrast pattern having first region of first chemistry on background of second chemistry, and microphase-separated block copolymer material overlying the chemical contrast pattern.

ARNOLD M, JACOBBERGER R, NEALEY P, XIONG S, CHANG T, MA Z, NEALEY P F

Temporary protective aqueous coating useful in preparing protective layer for drilling machine sucker rod, comprises e.g. self-emulsified asphalt, aqueous acrylic resin emulsion, aqueous dispersant, de-ionized water, and graphene slurry.

JIANG Y, YANG R, JIANG H, YANG F, XIONG L, YUE Y, CHEN Y, HUANG T