油田化学品材料、功能高分子材料等

高分子化学；

高分子聚合催化技术

中国化工学会二氧化氯专家组副组长；

中国石油学会石油工程专业委员会固井学组委员；

中国石化固井与完井重点实验室学术委员；

西南油气田分公司固井技术重点实验室学术委员；

天津市复杂条件钻井液企业重点实验室学术委员会委员

作为项目负责人主持国家自然科学基金项目、中石油关键核心技术攻关项目、中石化固井与完井重点实验室开放基金项目及各类企事业委托项目50余项。发表论文100余篇，获授权专利50余项，开发调剖堵水用剂十余种，固井用剂十余种，已完成产品转化2项。与中国石油集团工程技术研究院有限公司、中国石油化工股份有限公司西北油田分公司、中国石油集团渤海钻探工程有限公司等建立了长期合作关系，研究成果高性能复杂工况固井材料在中石油项目工程中应用川渝、大港、华北、长庆、辽河等10余个油田多口井，解决了多项“卡脖子”难题，获得2020年天津市科学技术进步二等奖，2022年中国石油和化学工业联合会科技进步三等奖。2023年与中石化胜利工程公司合作成立了天津大学化工学院-中石化胜利工程公司（功能新材料）联合研究中心。

国际自然科学基金：基于仿生结构诱导的裂缝防御机理及高时效自修复固井水泥体系的研究

天津市自然科学基金重点项目：智能化缓控释抗高温缓凝剂的结构设计及其在超深井固井中的应用

中海油合作项目：超高温压裂液用聚合物稠化剂研制

中石油合作项目：聚合物外加剂抗温耐盐作用机理及降失水剂构效关系研究

中石化合作项目：热增粘共聚物/无机纳米杂化体的超高温悬浮稳定性能及作用机理研究

论文

1、Qinglu Chang, Miaomiao Hu*, Ming Liu, Jianjun Pang, Guoqing Liu, Jintang Guo*. Preparation of a Polycarboxylate Superplasticizer with Different Monomer Regulations and Its Effect on Fluidity, Rheology, and Strength of Cement. Langmuir. 2024;40:5673-5687.

2、Pengpeng Li, Haichuang Lu, Miaomiao Hu*, Yongjin Yu, Ming Li, Xiujian Xia, Jie Cao, Yun Cheng, Jintang Guo*. Performance comparison and adsorption mechanism analysis of polyanionic and zwitterionic copolymer fluid loss additives for oil-well cement paste: An experimental and computational study. Construction and Building Materials. 2024;415:134955.

3、Xiaohua Li, Miaomiao Hu*, Ming Liu, Ziyi Wang, Jiayu Yu, Jintang Guo*. Preparation of hydrated calcium silicate phase change microcapsules and its application of temperature regulation in deep-water natural gas hydrate layer cementing process. Construction and Building Materials. 2024;428:136413.

4、Hang Zhang, Pengpeng Li, Miaomiao Hu*, Yun Cheng, Jiayu Yu, Long Zang, Jie Cao, Xiujian Xia, Jintang Guo*. Aberrant gelation mechanism initiated by component difference of oil well cement slurry at high temperature and its regulators. Colloids and Surfaces A: Physicochemical and Engineering Aspects. 2024;691:133885.

5、Ming Liu, Miaomiao Hu, Shuang Zou, Haichuan Lu, Jiayu Yu,Jintang Guo*. Biomimetic anisotropic hydrogel as a smart self-healing agent of sustainable cement-based infrastructure. Cement and Concrete Composites, 2024, 154: 105763.

6、Yujie Ying, Miaomiao Hu, Jingmin Han, Wenming Liu, Ben Qi, Jintang Guo*. Self-healing in cementitious system using interface enhanced capsules prepared at room temperature. Journal of Cleaner Production. 2023;395:136465.

7、Yujie Ying, Miaomiao Hu*, Jingmin Han, Yongjin Yu, Xiujian Xia, Jintang Guo*. Water-Adaptive Microcapsules with a Brittle-Ductile-Brittle Transition Based on an O/W/O Emulsion for the Self-Healing of Cementitious Materials. ACS Applied Materials & Interfaces. 2023;15:47497-47508.

8、Ming Liu, Miaomiao Hu*, Pengpeng Li, Qinglu Chang, Jintang Guo*. An alkali-responsive mineral self-healing agent with mechanical property enhancement for cementitious composites. Composites Part B: Engineering. 2023;266:110986.

专利

[1] Jintang Guo; Ming Liu; Miaomiao Hu ; Biomimetic Nacre-Toughness Cement Slurry Based on In-situ Polymerization of Fluid Loss Additive, Preparation Method and Application Thereof, 2024 10-19, 美国, 12129426B1

[2] Jintang Guo Jintang Guo; Yujie Ying; Miaomiao Hu; Ming Liu ; Water-adaptive Cement Self-healing System, Preparation Method and Application Thereof, 2024-7-30,美国, 12049425B1

[3]郭锦棠,张航,胡苗苗等. 有机-无机杂化型超高温抗盐水泥浆降失水剂及制备方法[P]. 天津市: CN113214808B, 2022-10-04.

[4]郭锦棠,刘明,胡苗苗等. 基于自生愈合的有机-无机复合水泥基自愈合剂及制备方法与用途[P]. 天津市: CN113248169B, 2022-09-20.

[5]郭锦棠,徐杨,陈頔等. 一种油井水泥用两性聚羧酸分散剂及制备方法与应用[P]. 天津市: CN108997536B, 2020-03-17.

[6]郭锦棠,张航,胡苗苗等. 一种可抑制异常胶凝的高温油井水泥缓凝剂及制备方法[P]. 天津市: CN111662409B, 2022-03-04.