梁永日，男，1975年生，博士，教授，硕士生导师。1994年毕业于北京化工大学高分子化工专业，获工学学士学位；1998年延边大学化学工程系任教；2006年毕业于韩国仁荷大学纺织工程系，获工学博士学位。2006年至2008年在加拿大蒙特利尔大学做博士后研究员。2008年至2013年在中国科学院化学研究所高分子物理与化学国家重点实验室任副研究员，2013年12月起在北京石油化工学院材料科学与工程学院任副教授、教授。
长期从事多组分聚合物体系的结晶与相分离行为、电活性智能软材料、功能聚合物涂层和薄膜材料研究，兼任中国化工协会化工科技专家、中国仪表功能材料学会电子元器件关键材料与技术专委会委员，同步辐射X-射线散射技术专家。先后主持3项国家自然科学基金、1项北京市自然科学基金面上项目。发表70余篇SCI收录期刊论文，其中第一或通讯作者发表了17篇SCI一区和二区期刊论文；2009年获得美国应用光谱协会Williams F. Meggers奖。国家发明专利授权2项；指导的硕士研究生获得2018年北京市优秀毕业生，2018年和2019年获得北京石油化工学院硕士研究生优秀毕业论文指导奖。2019年入选北京高校长城****培养计划。
主要科研项目：
1.北京市属高校高水平教师队伍建设支持计划长城****培养计划项目资助（CIT&TCD**），“电活性聚合物材料制备与应用基础研究”，主持，2019.01-2021.12
2.北京市自然科学基金-面上基金 （ ** ）“压电聚偏氟乙烯纳米纤维的结构与形貌调控及其压电性能研究”，项目负责人，2017.1.-2018.12
3.国家自然科学基金-面上项目 （** ）“均聚物对受限两嵌段共聚物/均聚物共混物相行为、结构和形貌的调控作用”， 项目负责人， 2014.1～2017.12
4.国家自然科学基金-青年科学基金项目 （** ）“同步辐射二维掠入射小角和广角X-射线散射技术在双结晶性嵌段共聚物薄膜的形貌和结构研究中的应用”，项目负责人， 2011.1～2013.12
5.国家自然科学基金-中韩合作交流项目（），“不同纳米受限空间下的高分子结晶化和相分离行为”，项目负责人，2011.07～2013.06
代表性学术论著：
1.Shanshan Wu, Liping Huang, Yu Hou, Xin Liu, Jehan Kim, Yongri Liang, Jiong Zhao, Liwei Zhang, Hongbing Ji, Myongsoo Lee & Zhegang Huang，“Catalytically-active porous assembly with dynamic pulsating motion for efficient exchange of products and reagents”， Communications Chemistry， 3, 1-6 (2020)
2.Susu Wang, Yongri Liang* (通讯作者), “Transparent and ferroelectric poly (vinylidene fluoride) film achieved by simple ultrasonic spray coating method”, Materials Letters, 247, 71-74 (2019)
3.Sihan Bao, Shanshan Wu, Liping Huang, Xin Xu, Rui Xu, Yongguang Li, Yongri Liang, Minyong Yang, Dong Ki Yoon, Myongsoo Lee, and Zhegang Huang，“Supramolecular Nanopumps with Chiral Recognition for Moving Organic Pollutants from Water”, ACS Appl. Mater. Interfaces, 11,31220-31226 (2019)
4.Wen Yao, Qian Zhang*, Fei Qi, Jiani Zhang, Kang Liu, Junpeng Li, Weixing Chen, Yaping Du, Yongcheng Jin, Yongri Liang, Nailiang Liu, “Epoxy containing solid polymer electrolyte for lithium ion battery”, Electrochimica Acta, 318, 302-313 (2019)
5.Yan Zhao, Guangjian Xing , Pengchao Hou, Xin Qian, Yongri Liang, Gang Zhang, Hao Wang，“Amphiphobic graphene aerogels modified with fluorosilane via one-pot hydrothermal method”，Materials Letters, 252, 64-67 (2019)
6.Lei Zu, Xing Gao, Huiqin Lian*, Ce Li, Qian Liang, Yongri Liang, Xuemei Cui,Yang Liu, Xiaodong Wang, Xiuguo Cui*，“Electrochemical prepared phosphorene as a cathode for Supercapacitors”， Journal of Alloys and Compounds, 770, 26-34 (2019)
7.Dong Xiang, Jingjing He, Tongtong Cui, Li Liu, Qisong Shi, Lanchao Ma, and Yongri Liang*(通讯作者). Multiphase Structure and Electromechanical Behaviors of Aliphatic Polyurethane Elastomers. Macromolecules, 51 (16), 6369–6379 (2018)，IF= 5.914
8.Huixin Zong, Xin Xia, Yongri Liang, Songyuan Dai, Ahmed Alsaedi, Tasawar Hayat, Fantai Kong, Jia Hong Pan，“Designing function-oriented artificial nanomaterials and membranes via electrospinning and electrospraying techniques”，Materials Science and Engineering: C, 92,1075-1091(2018)
9.Lanchao Ma, Bing Chen, Yunlong Guo, Yongri Liang, Dongmei Zeng, Xiaowei Zhan, Yunqi Liu, Xingguo Chen,” NIR polymers and phototransistors”, Journal of Materials Chemistry C, 6,13049-13058 (2018)
10.Dong Xiang, Miao Liu, Guanliang Chen, Teng Zhang, Li Liu*, and Yongri Liang*(通讯作者). Optimization of mechanical and dielectric properties of poly(urethane–urea)-based dielectric elastomers via the control of microstructure. RSC Advances, 7, 55610-55619 (2017), IF=3.108.
11.Dong Xiang, Li Liu and Yongri Liang*(通讯作者). Effect of hard segment content on structure, dielectric and mechanical properties of hydroxyl-terminated butadiene-acrylonitrile copolymer-based polyurethane elastomers. Polymer, 132,180-187 (2017) , IF= 3.684
12.Guanliang Chen, Yongri Liang*(通讯作者) , Dong Xiang, Shipeng Wen, and Li Liu*. Relationship between microstructure and dielectric property of hydroxyl-terminated butadiene–acrylonitrile copolymer-based polyurethanes. Journal of Materials Science, 52,10321-10330 (2017), IF=2.599
13.KunchengYao，HuarongNie，Yongri Liang*(通讯作者), Dong Qiu*, Aihua He*. Polymorphic Crystallization Behaviors in Cis-1,4-Polyisoprene/ Trans-1,4-Polyisoprene Blends. Polymer, 80 (20), 259-264 (2015), IF= 3.684
14.Jingjing Yang, Yongri Liang* (通讯作者), Charles C. Han*. Effect of Crystallization Temperature on the Interactive Crystallization Behavior of Poly(L-lactide)-block-Poly(ethylene glycol) Copolymer. Polymer, 79(19), 56-64 (2015), IF=3.684
15.Yongri Liang* (通讯作者), Han Sup Lee. Conformational Identification and Phase Transition Behavior of Poly(trimethylene 2,6-naphthalate) α Form Modification. Macromolecules, 48(16), 5697-5705 (2015) , IF= 5.914
16.Yongri Liang*(通讯作者), Shipeng Wen, Yanyan Ren, Li Liu*. Fabrication of nanoprotrusion surface structured silica nanofibers for the improvement of the toughening of polypropylene. RSC Advances, 5, 31547-31553 (2015), IF=3.108
17.Zhiyuan He, Weichao Shi, Fenghua Chen, Wei Liu, Yongri Liang*(通讯作者), Charles C. Han*. Effective Morphology Control in an Immiscible Crystalline/Crystalline Blend by Artificially Selected Viscoelastic Phase Separation Pathways. Macromolecules, 47(5), 1741-1748 (2014), IF= 5.914
18.Jingjing Yang, Yongri Liang*(通讯作者), and Charles C. Han*.Crystallization-Driven Surface Segregation and Surface Structures in Poly(L-lactide)-block-Poly(ethylene glycol) Copolymer Thick Films. Langmuir, 30(1), 394-401(2014), IF=4.094
19.Zhiyuan He, Yongri Liang*(通讯作者), and Charles C. Han*. Confined Nucleation and Growth of Poly(ethylene oxide) on the Different Crystalline Morphology of Poly(butylenes succinate) From a Miscible Blend. Macromolecules, 46, 8264-8274 (2013), IF=5.914
20.Yingyan Mao, Shipeng Wen, Yulong Chen, Fazhong Zhang, Pierre Panine, Tung W. Chan, Liqun Zhang, Yongri Liang*(通讯作者), Li Liu*. High Performance Graphene Oxide Based Rubber Composites. Scientific Reports, 3, 2508 (2013) , IF=5.022
21.Li Liu, Yanyan Ren, Yu Li, and Yongri Liang*(通讯作者). Effects of hard and soft components on the structure formation, crystallization behavior and mechanical properties of electrospun poly(L-lactic acid) nanofibers. Polymer, 54(19), 5250-5256 (2013), IF=3.684
22.Zhiyuan He, Yongri Liang*(通讯作者), Pingli Wang and Charles C. Han*. Effect of Lower Critical Solution Temperature Phase Separation on Crystallization Kinetics and Morphology of Poly (butylene succinate)/Poly (ethylene oxide) Blend. Polymer, 54 (9), 2355-2363 (2013), IF=3.684
23.Jingjing Yang, Yongri Liang*(通讯作者), Jun Luo, Chuanzhuang Zhao and Charles C. Han*. Multi-length Scale Studies of the Confined Crystallization in Poly (L-lactide)-block-Poly (ethylene glycol) Copolymer. Macromolecules, 45(10), 4254-4261 (2012), IF=5.914
24.Jun Luo, Yongri Liang*(通讯作者), Jian Yang, Hui Niu, Jin-Yong Dong, and Charles C. Han*. Effects of Liquid-Liquid Phase Separation on Crystallization Kinetics and Morphology of Isotactic Polypropylene/Poly (ethylene-co-octene) In-reactor Alloy. Polymer, 53(12), 2465-2475 (2012), IF=3.684
25.Jun Luo, Yongri Liang*(通讯作者), Jingjing Yang, Hui Niu, Jin-Yong Dong, Charles C. Han*. Multiple Nucleation and Crystal Growth mechanisms in a Nascent Isotactic Polypropylene/Poly (ethylene-co-octene) (iPP/PEOc) in-reactor Alloy Investigated by Temperature-Resolved Synchrotron SAXS and DSC Methods. Polymer, 52, 4590-4599 (2011), IF=3.684
26.梁永日, 具有压电/铁电特性的聚偏氟乙烯乙烯奶纤维的制备方法， 申请公布号：CNA，申请号：0.6
27.梁永日，项东, 介电弹性体材料及制备方法, 申请公布号：CNA，专利申请号：1.7
28.梁永日，陈冠良，刘力，温世鹏—种聚氨酯弹性体材料的制备方法，申请公布号：CNA，申请号：4.6

主要教学研究成果：
1.戴玉华、陈飞、戴波、孟波、魏融、王秀梅、黄建平、韩艳君、曾冬梅、连慧琴、梁永日, OBE理念的践行—以学生全面发展与成才为导向的材料类人才培养模式改革与实践，北京石油化工学院2016年校级教学成果一等奖，2017年。
2.杨明山、戴玉华、师奇松、梁永日，紧密贴合社会需求的高分子材料与工程专业特色凝练，内涵发展探索，中国石油和化工教育研究论文奖（三等奖），2016年。