发明人:何春林,刘玉兵,李杰,庞思平
申请日期:2022.10.13
摘要:本发明公开了偕二硝基类含能化合物或其盐,其通过将偕二硝基与共轭体系结构结合并按照构效关系合理引入含能基团,有效地提升了含能化合物的热稳定性和爆轰性能,使得在含能材料应用中更加有优势。本发明还公开了偕二硝基类含能化合物或其盐的制备方法,其从已知可得的原料出发,通过多步反应成功合成了偕二硝基类含能化合物 ...
发明人:何春林,张金亚,庞思平,蔡进雄
申请日期:2022.06.16
摘要:本发明公开了3,3′‑双取代‑5,5′‑双(1,2,4‑噁二唑)类化合物,其通过在双噁二唑中引入双取代基团形成了3,3′‑双取代‑5,5′‑双(1,2,4‑噁二唑)类化合物,并筛选出具有优越含能性能的化合物。本发明还公开了制备3,3′‑双取代‑5,5′‑双(1,2,4‑噁二唑)类化合物,其从已知可得 ...
发明人:何春林,李杰,庞思平,张琦,李景文
申请日期:2022.07.13
摘要:本发明公开了一种二硝基吡唑并1,2,3,5四嗪2氧化物,具有高能量密度和优异的热稳定性。本发明公开了一种二硝基吡唑并1,2,3,5四嗪2氧化物的制备方法,包括:将硝基脒基团引入到硝基吡唑环中得到化合物1,之后通过硫酸和双氧水共同氧化得到化合物2,再通过硝酸硝化得到二硝基吡唑并1,2,3,5四嗪2氧化 ...
发明人:胡璐,王雅西,何春林,庞思平
申请日期:2022.04.26
摘要:本发明公开了含哒嗪并咪唑稠环含能化合物或其含能盐,其通过在哒嗪并咪唑稠环中引入硝胺基团形成了一系列高能量密度含能化合物及其含能盐。本发明还公开了制备含哒嗪并咪唑稠环含能化合物或其含能盐的方法,其从已知可得的原料出发,通过简单步骤即合成出具有良好应用前景的系列全硝胺稠环含能化合物。
发明人:李生华,彭盼盼,庞思平,魏子皓,丁宁
申请日期:2021.07.09
摘要:本发明涉及一种MOFs材料的孔道调节方法,属于多孔材料改性技术领域。所述方法首先将高氮含能盐溶于溶剂中得到盐溶液;然后将MOFs材料置于所述盐溶液中搅拌分散,得到的固体洗涤、真空干燥后进行高温处理,处理结束后冷却,得到一种孔道调节后的MOFs材料。所述方法得到的孔道调节后的MOFs材料可保持原始MO ...
作者:Zhang, Wenjin;Yang, Yiling;Li, Yuchuan;Sun, Chenghui;Pang, Siping (1School of Materials Science & Engineering, Beijing Institute of Technology, Beijing; 100081, China)
出处:SSRN 2023
摘要:Selective regulation of stability and density via isomerism is a promising strategy for developing energetic materials. With the growing demand of ene ...
作者:Biao Yang;Xinbo Yang;Yuchuan Li;Siping Pang (1 School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China. 2 School of Mechatronical Engineering, Beijing Institute of Technology, Beijing 100081, China.)
出处:International journal of molecular sciences 2023
关键词:ageing resistance;characterization;design;synthesis;ultraviolet absorption.
摘要:Exposure to ultraviolet (UV) light is known to cause skin aging, skin damage, cancer, and eye diseases, as well as polymer material aging. Therefore, ...
作者:Jinxiong Cai;Jinya Zhang;Jin Xiong;Rui Li;Teng Fei;Qi Lai;Ping Yin;Siping Pang (1School of Materials Science & Engineering, Beijing Institute of Technology, Beijing 100081, China;2Jingzhou Municipal Ecological Environment Information and Testing and Evaluation Center, Jingzhou 434000, China;3Beijing Institute of Technology Chongqing Innovation Center, Chongqing 401120, China)
出处:Chemical Engineering Journal 2023
摘要:In this study, employing an innovative method by introducing the N-nitroamino groups into bis(1,2,4-oxadiazoles) skeleton for the first time, a fine b ...
作者:Zhao Chaofeng;Li Shenghua;Pang Siping (1School of Materials Science and Engineering, Beijing Institute of Technology)
出处:E3S Web of Conferences 2023
摘要:5-Nitraminotetrazole (5-NAT) is a high-energy and green explosive material that has attracted extensive attention due to its short synthesis steps and ...
作者:何春林,庞思平 (北京理工大学材料学院)
出处:火炸药学报 2023
摘要:1内涵与分类“变形金刚”是一种虚构的机器人生命体,通常可以根据任务目标的不同在基本组成单元不变的情况下变形为各种不同形态,如汽车、飞行器或动物等。含能化合物(含能材料的主要能量成分)是一类包含可燃组分和含氧组分,在外界刺激作用下可发生分子内自身氧化还原反应,并瞬间释放出大量能量和气体的物质,其化学能 ...