He is mainly engaged in the research of environmental protection flame retardants, flame retardant polymer materials, nanocomposites, fire safety evaluation, polymer multi-component composite system and computer simulation. Teaching courses "Computational Materials Science and Material Design", "Polymer condensed matter Physics", "Physical Chemistry", "Engineering ethics", "Data and Information", "Polymers around", "Flame retardant Chemistry and Technology" and so on. It has undertaken a number of basic research, applied research, product and technology development and other scientific research projects of the Ministry of Science and Technology, the Ministry of Education, the National Natural Science Foundation of China, the Civil Aviation Administration, local governments and enterprises, as well as international scientific and technological cooperation and exchange projects with professional institutions in the United States, Italy, Germany, France and Spain. He has published more than 80 papers and more than 20 patent applications and licenses. Industrial & Engineering Chemistry Research, Journal of Hazardous Materials, Polymers for Advanced Technologies, Composites Part B: Reviewer for journals such as Engineering and Composite materials. He is also a member of the Professional Committee of Aircraft fire protection system of the Chinese Society of Aeronautics, a member of the Expert Committee of the China Plastics Processing Industry Association, a member of the International cooperation Working committee of the China Composite Materials Society, a member of the New chemical Materials Committee of the Chinese Chemical Industry Society, a member of the mineral composite materials committee of the Chinese Composite Materials Society, and a member of the standardization Technical committee of the China Plastics Processing Industry Association .

1, flame retardant material;
2. Nano-composite materials;
3, functional materials;
4, polymer molecular simulation;
5. Fire safety evaluation.

1988.9-1992.7 Beijing Institute of Technology, Production Process Automation and Instrumentation Bachelor of Engineering
1992.9-1995.5 Master of Engineering in Chemical Engineering, Beijing Institute of Technology
1995.9-1998.7 Beijing Institute of Technology, Ph.D. in Applied Chemistry

1998.7-2002.7 Lecturer, Department of Chemistry, Capital Normal University (Director of Chemical Engineering Department)
2002.7-2008.9 Associate Professor, Department of Chemistry, Capital Normal University (Director of Chemical Experiment Center)
2003.10-2004.10 Visiting Scholar, Polymer Research Institute, Dresden, Germany
2007.6-2008.6 Postdoc, Politecnico di Turin, Italy
2008.9-present School of Materials, Beijing Institute of Technology, Teacher
2012.12-present National Flame Retardant Materials Engineering Technology Research Center/International Joint Laboratory of Flame Retardant Science and Technology, Director Assistant 2014.12-2019.12 National Flame Retardant Materials and Products Quality Supervision and Inspection Center/Beijing Institute of Technology Flame retardant Materials Testing Center, Technical Director
2016.10-2020.10 Director of Flame Retardant Center, School of Materials, Beijing Institute of Technology
2016.12-2017.3 University of Massachusetts, Amherst, USA, Visiting Scholar
2018.8-present Engineering Research Center of Fire Safety Materials and Technology, Ministry of Education, Deputy Director

[1]Feng Haisheng,Li Dinghua,Cheng Bo,Song Tinglu,Yang Rongjie. A cross-linked charring strategy for mitigating the hazards of smoke and heat of aluminum diethylphosphonate/polyamide 6 by caged octaphenyl polyhedral oligomeric silsesquioxanes[J]. Journal of Hazardous Materials,2022,424(PC):
[2]Zeng Tao, Yang Rongjie, Li Jianmin, Tang Weiqiang, Li Dinghua. Thermal Decomposition Mechanism of Nitroglycerin by ReaxFF Reactive Molecular Dynamics Simulations[J]. Combustion Science and Technology,2021,193(3): 470-484
[3]刘霖靖,潘玥,宋恪淳,李定华,杨荣杰.基于科技文献计量学分析的国内外尼龙阻燃概述[J].塑料,2021,50(04):118-122+128.
[4]潘玥,李定华,杨荣杰,韩炎晖,娄文忠.烤燃环境下引信及其包装材料的热防护涂层性能[J].兵工学报,2021,42(06):1169-1177.
[5]Yuan Xue, Xianghao Zuo, Likun Wang, Yuchen Zhou, Yue Pan, Juyi Li, Yifan Yin, Dinghua Li, Rongjie Yang, Miriam H. Rafailovich, Yichen Guo,Enhanced flame retardancy of poly(lactic acid) with ultra-low loading of ammonium polyphosphate,Composites Part B: Engineering, 196,2020,108124,
[6]Zhida Zhang, Zhongqiang Han, Ye-Tang Pan, Dinghua Li, De-Yi Wang, Rongjie Yang,Dry synthesis of mesoporous nanosheet assembly constructed by cyclomatrix polyphosphazene frameworks and its application in flame retardant polypropylene,Chemical Engineering Journal, 395,2020,125076,
[7]Zeng T , Yang R, Li D, et al. Reactive Molecular Dynamics Study on the Effect of H2O on the Thermal Decomposition of Ammonium Dinitramide[J]. Propellants Explosives Pyrotechnics, 2020.
[8]Pan Y, Li D, Yang R. Effect of charring agents on solvent-free fireproof coatings；Polymer for advanced technologies；2020.31(9):2038-2050.
[9]刘宜娜,杨荣杰,HU Weiguo,李定华.高聚合度聚磷酸铵中特征磷的~(31)P核磁共振分析[J].高等学校化学学报,2020,41(12):2832-2837.
[10]FENG H， LI D, YANG R. Synergistic Effect of Octaphenylsilsesquioxane and Diethyl-phosphinate on the Flame Retardancy of Polyamide 6；6th International Symposium on Flame-Retardant Materials & Technologies, 2020
[11]潘玥，李定华，杨荣杰. 无溶剂防火涂料的一些研究进展; 2020塑料新材料、新技术、新成果交流会暨第五届中国塑料/化工研究院所发展论坛暨中国塑协专家委员会四届三次年会, 2020
[12]Qin Z , Yang R , Zhang W , et al. Synergistic barrier effect of aluminum phosphate on flame retardant polypropylene based on ammonium polyphosphate/dipentaerythritol system[J]. Materials & design, 2019, 181:107913.
[13]Zeng T, Li D, Yang R. Study on Interaction between Propargyl-Terminated Polybutadiene and Plasticizers Based on Simulation and Experiments；JOURNAL OF PHYSICAL CHEMISTRY A；2019，123(29): 6370-6377.
[14]Jia, L, Tong, B, Li, D, Zhang, W, Yang, R. Crystallization and flame-retardant properties of polylactic acid composites with polyhedral octaphenyl silsesquioxane. Polym Adv Technol. 2019; 30: 648– 665.
[15]吴凡,秦建雨,程博,周陆陆,杜建新,鲜金洪,李定华,杨荣杰.基于文献计量的中国电缆阻燃技术分析[J].合成树脂及塑料,2019,36(04):85-90.
[16]贾琳,张文超,佟斌,杨荣杰,李定华.笼型八苯基硅倍半氧烷与聚磷酸铵对聚乳酸的协同阻燃研究[J].高分子学报,2019,50(07):740-751.
[17]Song K，Li D, Yang R. Study on Nanodispersion of 2D MMT Sheets in Magnesium and Aluminium Hydroxide(MH and ATH)；10 th China International Conference on Functional Materials and Applications & 6th International Conference on Multi Functional Materials and Structures & International Conference on Frontier Development of New Materials, 2019
[18]刘宜娜, 杨荣杰, 李定华,等. ~(31)P核磁共振波谱表征高聚合度聚磷酸铵及其链结构[J]. 高等学校化学学报, 2018, 39(9):9.
[19]刘宜娜, 杨荣杰, 梁嘉香,等. 磷核磁共振表征聚磷酸铵聚合度影响因素研究[J]. 无机盐工业, 2018, 050(003):66-68.
[20]程博, 李定华, 吴凡,等. 不同蒙脱土对Al(OH)/乙烯-醋酸乙烯酯复合材料力学性能和阻燃性能的影响[J]. 复合材料学报, 2017, 34(012):2715-2721.
[21]Qin Z , Li D , Qian L , et al. Effect of nano-aluminum hydroxide on mechanical properties, flame retardancy and combustion behavior of intumescent flame retarded polypropylene[J]. Materials & design, 2016, 89(JAN.):988-995. [22]Qin Z, Li D, Yang R. Study on inorganic modified ammonium polyphosphate with precipitation method and its effect in flame retardant polypropylene[J]. Polymer Degradation and Stability, 2016, 126: 117-124. [23]Zhai, J., Zhang, N., Guo, X., He, J., Li, D., & Yang, R. Study on
bulk preparation and properties of click chemistry end-crosslinked copolyether elastomers. European Polymer Journal, 2016,78, 72-81.
[24]王珂,李定华,杨荣杰.环氧固化体系对膨胀型防火涂层耐火性能的影响[J].高分子材料科学与工程,2016,32(07):51-56.
[25]刘开元, 李定华, et al. 环保阻燃抑烟环氧树脂研究进展[C]// 中国兵工学会;中国阻燃学会. 中国兵工学会;中国阻燃学会, 2016.
[26]程博,李定华,等. 镁铝复配无卤阻燃剂对乙烯-醋酸乙烯酯性能影响研究[C]// 中国兵工学会;中国阻燃学会. 中国兵工学会;中国阻燃学会, 2016.
[27]Lan Y, Li D, Zhai J, et al. Molecular Dynamics Simulation on the Binder of Ethylene Oxide–Tetrahydrofuran Copolyether Cross-Linked with N100[J]. Industrial & Engineering Chemistry Research, 2015, 54(14): 3563-3569.
[28]Qin Z, Li D, Lan Y, et al. Ammonium Polyphosphate and Silicon-Containing Cyclotriphosphazene: Synergistic Effect in Flame-Retarded Polypropylene[J]. Industrial & Engineering Chemistry Research, 2015, 54(43): 10707-10713.
[29]Li Z, Li D, Yang R. Synthesis, characterization, and properties of a novel polyhedral oligomeric octamethyldiphenylsulfonylsilsesquioxane[J]. Journal of Materials Science, 2015, 50(2): 697-703.
[30]Qin Z, Li D, Zhang W, et al. Surface modification of ammonium polyphosphate with vinyltrimethoxysilane: Preparation, characterization, and its flame retardancy in polypropylene[J]. Polymer Degradation and Stability, 2015, 119: 139-150.
[31]Lan Y, Zhai J, Li D, et al. The influence of solution chemistry on the morphology of ammonium dinitramide crystals[J]. Journal of Materials Science, 2015, 50(14): 4933-4939.
[32]秦兆鲁,李定华,杨荣杰.钛酸酯偶联剂改性聚磷酸铵及其在阻燃聚丙烯中的应用[J].高分子材料科学与工程,2015,31(12):84-91.
[33]秦兆鲁,李定华,杨荣杰.氢氧化铝包覆改性聚磷酸铵及其在阻燃聚丙烯中的应用研究[J].无机材料学报,2015,30(12):1267-1272.
[34]宋廷鲁,张强,杨荣杰,李定华.纺织品阻燃性能测试方法分析探讨[J].中国纤检,2015(12):79-81.
[35]程博, 李定华, 杨荣杰. 不同蒙脱土对EVA/ATH复合物阻燃性能和热行为的影响[C]// 2015年全国高分子学术论文报告会论文摘要集——主题K 高分子加工. 2015.
[36]李定华, WANG Ke,等. 超薄环保阻燃涂层在飞机指定火区的防火应用研究[C]// 中国航空学会. 中国航空学会, 2015.
[37]秦兆鲁, 李定华, 李千,等. 纳米氢氧化铝对膨胀阻燃聚丙烯力学,热分解及燃烧行为的作用研究[C]// 浙江大学. 浙江大学, 2015.
[38]秦兆鲁, 李定华, 杨荣杰. 磷酸铝对以聚磷酸铵/双季戊四醇为基的膨胀阻燃聚丙烯成炭行为的影响研究[C]// 中国科学技术大学火灾科学国家重点实验室. 中国科学技术大学火灾科学国家重点实验室, 2015.
[39]王珂, 李定华,等. 环氧乳液对膨胀型防火涂料耐火性能影响的研究[C]// 中国兵工学会;中国阻燃学会. 中国兵工学会;中国阻燃学会, 2015. [40]兰艳花, Song Tinglu,等. 基于分子动力学模拟的磷腈阻燃剂的相容性研究[C]// 中国兵工学会;中国阻燃学会. 中国兵工学会;中国阻燃学会, 2015.
[41]宋延鲁, 张强, 杨荣杰,等. 纺织品阻燃性能测试方法分析探讨[J]. 中国纤检, 2015(12):3.
[42]程博, QIN Zhaolu,等. 层状无机物在乙烯-醋酸乙烯酯/氢氧化铝阻燃体系中的应用研究[C]// 中国兵工学会;中国阻燃学会. 中国兵工学会;中国阻燃学会, 2015.
[43]Lan Y, Zhai J, Li D, et al. Multiscale Simulation on the Influence of Dimethyl Hydantoin on Mechanical Properties of GAP/RDX Propellants[J]. Propellants, Explosives, Pyrotechnics, 2014, 39(1): 18-23.
[44]Yin M Y , Yang R J , Li D H . Effect Dehydrants to Increasing Molecular Weight of Condensed Polylactic Acid[J]. Applied Mechanics & Materials, 2014, 456:525-528.
[45]宋廷鲁, 杨荣杰, 秦兆鲁,等. 纳米级氢氧化镁阻燃聚合物配方及应用性能研究[C]// 2014年全国阻燃学术年会. 2014.
[46]王珂, 李定华, 李文铎,等. 蒙脱土对膨胀型防火涂料耐火性能的影响[C]// 2014年全国阻燃学术年会. 2014.
[47]李定华, 李千, 杨荣杰. 浅谈飞机电气附件防火/耐火性能的评价[C]// 中国航空学会. 中国航空学会, 2014.
[48]Lan Y , Li D , Yang R , et al. Computer simulation study on the compatibility of cyclotriphosphazene containing aminopropylsilicone functional group in flame retarded polypropylene/ammonium polyphosphate composites[J]. Composites Science & Technology, 2013, 88(nov.):9-15.
[49]He L L, Zhang Y, Qin Z L, Lan Y H, Li D H, et al. Study on Synthesis of Cyclotriphosphazene Containing Aminopropylsilicone Functional Group as Flame Retardant[J]. Advanced Materials Research, 2013, 683:25-29.
[50]车晶, 杨荣杰, 李定华. 阻燃聚乳酸树脂研究进展[J]. 高分子材料科学与工程, 2013, 29(006):183-187.
[51]LI Qian, LI Dinghua,等. 聚磷酸铵的多重协效改性对聚丙烯阻燃性能的影响研究[C]// 中国兵工学会;中国阻燃学会. 中国兵工学会;中国阻燃学会, 2013. [52]兰艳花, 翟进贤, 车玲玉,等. 基于点击化学HTPB粘合剂的分子设计及分子动力学模拟[C]// 中国化学会. 中国化学会, 2013.
[53]秦兆鲁, LIU Kun,等. 新型改性聚磷酸铵在膨胀阻燃聚丙烯中的应用研究[C]// 全国阻燃学术年会. 中国兵工学会;中国阻燃学会, 2013.
[54]车晶, 杨荣杰, 李定华. 阻燃聚乳酸树脂研究进展[J]. 高分子材料科学与工程, 2013, 29(6):5.
[55]张毅, 廖天博, 李定华,等. 对甲基苯巯基环三磷腈合成及其阻燃应用[J]. 中国阻燃, 2013(6):2.
[56]秦兆鲁, 何兰岚, 杨荣杰,等. 膨胀阻燃剂的表面改性及在阻燃聚丙烯中的应用研究[C]// 中国阻燃学术年会. 2012.
[57]车晶, 李定华, 杨荣杰. 无卤阻燃聚乳酸近期研究进展[J]. 中国阻燃, 2012(3):8.
[58]范海波, 杨荣杰, 李定华. 多面体低聚八氨基苯基硅倍半氧烷合成方法改进及其表征[J]. 化学学报, 2012, 070(004):429-435.
[59]车晶, 李定华, 杨荣杰. 无卤阻燃聚乳酸近期研究进展[J]. 中国阻燃, 2012, 000(003):16-23.
[60]何兰岚, LI Qian,等. 含硅磷腈在无卤阻燃聚丙烯中的应用研究[J]. 2012. [61]蒋云芸, 胡法, 李定华,等. 多官能度氨基苯基笼形硅倍半氧烷的合成表征及在聚碳酸酯中的应用[J]. 高分子材料科学与工程, 2011, 27(003):5-8.
[62]蒋云芸, 李定华, 杨荣杰. 聚苯基硅倍半氧烷的合成方法[J]. 高分子材料科学与工程, 2011, 27(9):4.
[63]张丽娜, 李定华, 姚维尚, et al. GAP接枝海因与推进剂组分相互作用的分子模拟[J]. 推进技术, 2010(5):6.
[64]李定华,丁养兵,种琳,张钟宪,肖阿林,王建祺.软质聚氯乙烯配方试验的统计分析研究[J].首都师范大学学报(自然科学版),2007(05):33-36.
[65]李定华, 丁养兵, 王建祺. 数据挖掘技术在软质聚氯乙烯配方实验研究中的应用[J]. 计算机与应用化学, 2007, 24(006):750-753.
[66]李定华, 王建祺. 无卤阻燃LDPE/EVA电缆绝缘料配方体系的优化设计研究[C]// 北京国际阻燃技术与材料会议. 中国兵工学会;河北大学, 2006.
[67]张钟宪, 李定华, 訾风兰. 《化工过程开发概论》的要义[J]. 首都师范大学学报：自然科学版, 2004(S2):4.
[68]张钟宪, 李定华, 吉琳,等. 加强实践教学环节,注重创新能力培养[C]// 首届大学化学化工基础课程报告论坛. 2001.
[69]李定华, 夏军涛, 丁养兵,等. 软质聚氯乙烯低烟低卤阻燃配方体系的研究[C]// 全国青年材料科学研讨会. 中国材料研究学会, 2000.
[70]李定华,张沧,王建祺,赵文元.阻燃乙丙橡胶配方实验的设计与优化[J].高分子材料科学与工程,1999(06):171-175.
[71]李定华,张沧,王建祺,赵文元.计算机优化设计在阻燃配方中的应用[J].计算机与应用化学,1998(02):85-88+103.
[72]李定华,张沧,张亮,王建祺.配方优化设计软件的研制及应用(英文)[J].Journal of Beijing Institute of Technology(English Edition),1998(04):418-424.
[73]黄险波,张亮,李定华,李颖,涂洪斌.氧化亚铜在聚氯乙烯燃烧热降解中的作用[J].北京理工大学学报,1997(05):62-66.
[74]黄险波,张亮,张胜,李斌,李定华,范朝晖.用锥形量热仪研究金属化合物在软PVC中的消烟作用[J].北京理工大学学报,1997(02):240-243.