国家/地区 中国（2）
IPC部 C（2）
IPC大类 C09（2）
IPC小类 C09D（2）
IPC C09D175/04（2）
发明人 FAN H（2）
公开年
申请年
专利权人

Preparing long-chain polymer glue used improve thread connection performance of oil pipe, comprises adding polyacrylic acid and catechol to deionized water, adding boric acid solution, adjusting pH with sodium hydroxide solution under nitrogen protection, and mechanically stirring.

FAN H, LI S, LI H, FANG X, TUO C, LIU Z, GAO Z, ZHANG Y, NAN B, WANG J

Preparing easily dispersed graphene slurry, comprises e.g. pre-dispersing expandable graphite, dibasic acid ester mixture and graphene dispersant, mixing, subjecting expandable graphite dispersion to colloid mill cyclic exfoliation, then centrifuging to remove unexfoliated expandable graphite.

YAO I, ZHANG H, WANG H, JI W, SUN B, LI X, FAN H