Development and Performance Study of Delayed Swelling Lost Circulation Material for Water‐Based Drilling Fluids. - Li, Hua; Yang, Yan‐Jie; Wang, Biao; Liang, Tao‐Song; Liu, Xin‐Yi; Miao, Zhi‐Peng; Zhang, Peng; Bao, Dan (Journal of Applied Polymer Science, 2026)