国家/地区 中国（4）
IPC部 C（4）
IPC大类 C08（4）
IPC小类 C08F（4）
IPC C08F220/24（2） C08F220/54（2） C08F220/56（2）
C08F220/58（2） C08F292/00（2）
发明人 ZHANG C（4）
公开年 2023（2）
申请年 2022（2） 
专利权人

New amphiphobic polymer containing acyl hydrazone bond useful for preparing nano-amphiphobic reversal agent containing an acyl hydrazone bond polymer for forming a wet adsorption layer on the surface of the formation core.

ZHANG C, LIANG S, CHEN M, XU N, LI D, SHI W, WANG Y

Acrylic acid modified super-branched star polyester flatting agent, prepared by vacuum-dehydrating -caprolactone, mixing e.g. -caprolactone, acrylic acid, adding strong ketone solvent in acrylic acid-terminated super-branched polyester, adding second mixture to first mixture, removing solvent.

SUN X, ZHAO H, GUO S, ZHANG C

Antifouling gel particles comprises acrylamide monomer, acrylic-based monomer, graphene functional material including graphene oxide, rare earth cerium solution and isothiazolinone antifouling agent, crosslinking agent, initiator, catalyst, and deionized water.

LOU L, WANG J, XIE Z, ZHANG C

Ultra-high temperature modified polymer cementing fluid loss reducing agent useful in e.g. deep well ultra-deep well, comprises graphene oxide, initiator, 2-acrylamido-2-methylpropanesulfonic acid, unsaturated amide, unsaturated carboxylic acid, and water.

ZHANG S, DING Z, ZHOU C, LV B, SHEN J, LIU Z, ZHANG C, LIU H, ZHANG H, XU M, QI F, LIU S, JIN J, XU P, YU Y, XIA X