Keywords HPAM/phenol/formaldehyde/Al citrate/water system;water base polymer gelling fluid;delayed crosslinking/gelling;indepth permeability profile modificator;formulations;

• 苯酚/甲醛/柠檬酸铝/水体系;水基聚合物成胶液;延迟交联成胶;深部调剖剂;配方研究;