发明人：李定华，郭晓程，刘霖靖，杨荣杰

申请日期：2022.04.02

摘要：本发明涉及一种希夫碱结构的硅氧烷环三磷腈的制备方法，属于有机化学领域。本发明的化合物同时含有磷、氮、硅元素。将对羟基苯甲醛和六氯环三磷腈溶于四氢呋喃溶剂中，加热，反应，过滤，旋蒸得到六‑(醛基‑苯氧基)环三磷腈；再将六‑(醛基‑苯氧基)环三磷腈和氨丙基三乙氧基硅氧烷溶于溶剂中，加热，反应，干燥得到六 ...

发明人：杨荣杰，李京京，李建民，翟进贤

申请日期：2021.07.07

摘要：本发明涉及一种超声辅助反向溶剂‑非溶剂法制备球形二硝酰胺铵的方法。本方法利用超声波技术，采用反向溶剂‑非溶剂法，使溶液瞬间达到高度过饱和度状态，短时间内即可析出大量的晶核，从而生成颗粒尺寸较小、粒径均匀、形貌良好的球形ADN晶体。本发明方法可避免传统的熔融法生产过程中的潜在危险，又可避免溶液结晶过程 ...

作者：Jingjing Li;Rongjie Yang;Yuanlu Cui;Jinxian Zhai （¹School of Materials Science and Engineering, Beijing Institute of Technology, Beijing, 100081, China）

出处：Materials Chemistry and Physics 2023

摘要：To reduce the hygroscopicity of ammonium dinitramide (ADN) and improve its application performance, using ADN as a core material and hydrophobic monoa ...

作者：Xiaocheng Guo;Linjing Liu;Haisheng Feng;Dinghua Li;Zhonghua Xia;Rongjie Yang （¹ National Engineering Research Center of Flame Retardant Materials, School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, China. ² Kingfa Sci. & Tech. Co., Ltd., Guangzhou 510663, China.）

出处：Polymers 2023

关键词：composite;fiber;flame retardancy;nylon 6;surface strategy.

摘要：As synthetic fibers with superior performances, nylon 6 fibers are widely used in many fields. Due to the potential fire hazard caused by flammability ...

作者：Wenyuan Zhang;Zijian Zheng;Mingyuan Zhang;Fan Yang;Wenchao Zhang;Xiaolu Wu;Rongjie Yang （¹National Engineering Technology Research Center of Flame Retardant Materials, School of Materials Science & Engineering, Beijing Institute of Technology, Beijing 100081, P. R. China;²School of Mechanical Engineering, University of Science and Technology Beijing, Beijing 100083, P. R. China;³School of Chemistry and Chemical Engineering, Beijing Institute of Technology, Beijing 100081, P. R. China）

出处：ACS Applied Polymer Materials 2023

关键词：polyhedral oligomeric silsesquioxane;epoxy resins;flame retardant mechanism;peak heat release rate;phosphoric triamide

摘要：A series of metal polyhedral oligomeric silsesquioxane salts (POSS-M, M = Li or Na or K) were facilely synthesized using the click reaction and neutra ...

作者：Kunpeng Song;Henglai Zhang;Ye-Tang Pan;Zeeshan Ur Rehman;Jiyu He;De-Yi Wang;Rongjie Yang （¹ National Engineering Research Center of Flame Retardant Materials, School of Materials Science & Engineering, Beijing Institute of Technology, Beijing 100081, PR China. ² National Engineering Research Center of Flame Retardant Materials, School of Materials Science & Engineering, Beijing Institute of Technology, Beijing 100081, PR China. Electronic address: pyt@bit.edu.cn. ³ College of Mechatronic Engineering, Changwon National University, Changwon, Gyeongsangnam-do 51140, Republic of Korea. ⁴ National Engineering Research Center of Flame Retardant Materials, School of Materials Science & Engineering, Beijing Institute of Technology, Beijing 100081, PR China. Electronic address: hejiyu@bit.edu.cn. ⁵ IMDEA Materials Institute, C/Eric Kandel, 2, 28906 Getafe, Madrid, Spain.）

出处：Journal of colloid and interface science 2023

关键词：Flame retardancy;Mechanical properties;Metal-organic frameworks;Nano-structures;Polymer-matrix composites.

摘要：The loading treatment of phosphorus flame retardants can mitigate their migration and plasticization effect. However, designing suitable carriers has ...

发明人：杨荣杰，唐伟强，李建民

申请日期：2021.08.09

摘要：本发明涉及一种全氟辛酸铜‑铝粉含能复合粒子的制备方法，属于含能材料制备与加工领域。该含能复合粒子以铝粉和全氟辛酸铜为原料，通过全氟辛酸铜溶液法包覆工艺，形成全氟辛酸铜‑铝粉含能复合粒子。该含能复合粒子相比铝粉具有低点火温度和燃烧剧烈的特性。

发明人：杨荣杰，杜寒莹，张文超，张秀艳，张惠坤，沈兆宏

申请日期：2022.11.21

摘要：本发明提供了一种基于激光烧蚀测定阻燃材料烧蚀性能的方法，属于阻燃材料烧蚀性能测定技术领域。本发明提供的基于激光烧蚀测定阻燃材料烧蚀性能的方法，包括以下步骤：在预定的烧蚀能量密度条件下，将阻燃材料沿厚度方向进行激光烧蚀，得到烧蚀后阻燃材料；根据激光烧蚀前后阻燃材料的厚度变化以及质量变化，即可分别得到阻 ...

发明人：张文超，杜寒莹，杨荣杰，何快，黄洪勇，徐纪琳

申请日期：2022.11.21

摘要：本发明提供了一种丁羟阻燃材料及其制备方法和应用，属于功能材料技术领域。按质量份数计，本发明提供的丁羟阻燃材料的制备原料包括丁羟粘合体系50～80份，阻燃剂15～42份，低导热添加剂3～8份，所述低导热添加剂的导热系数小于0.2W/m·K；所述丁羟粘合体系包括端羟基聚丁二烯、增塑剂和固化剂，所述端羟基 ...

发明人：杨荣杰，杜寒莹，张文超，陈建发，毛成立，黄江流

申请日期：2022.11.21

摘要：本发明提供了一种聚三唑基阻燃材料及其制备方法和应用，属于阻燃材料技术领域。本发明利用点击化学原理，在亚铜类固化促进剂的催化作用下，含炔基粘合剂中的炔基与叠氮类固化剂中的叠氮基能够发生环加成反应生成聚三唑，该反应不受环境湿度的影响；同时，在阻燃剂和增塑剂的共同作用下，聚三唑基阻燃材料的吸热量高、导热系 ...