由低聚羟基封端聚硅氧烷(HO-PDM)与甲醛和苯酚的接枝反应制备了增韧改性酚醛树脂,用FT-IR对改性酚醛树脂的结构进行表征,用电子万能试验机测试了改性前后酚醛树脂的力学性能,用热重分析仪测试改性酚醛树脂的热稳定性.测得改性酚醛树脂的断裂伸长率、冲击强度、抗拉强度分别为2.8％、2.875 kJ/m2和23.2 MPa;树脂失重20％的温度为431.28℃,峰值温度为441.8℃,800℃的残重率为51.02％.
参考文献
| [1] | WANG Dong,ZHOU Dan.Fiber Coating and Its Application[J].Fire Tech Prod Info,2010,(8):25-27 (in Chinese).王冬,周丹.纤维喷涂及其应用[J].消防技术和产品信息,2010,(8):25-27. |
| [2] | FU Jinghui.Production of Insulation Materials Situation and Development Trend[J].Wall Mater Innovation Energy Saving Build,2006,(8):49-51 (in Chinese).符敬慧.我国绝热材料生产现状及发展趋势[J].墙材革新与建筑节能,2006,(8):49-51. |
| [3] | SONG Changyou,HUANG Zhenli,CHEN Danlin,et al.Application and Study on Outer-wall External Thermal Insulation System based on Rock-wool[J].Build &i,2008,24(2):84-92(in Chinese).宋长友,黄振利,陈丹林,等.岩棉外墙外保温系统技术研究与应用[J].建筑科学,2008,24(2):84-92. |
| [4] | GE Dongbiao,WANG Shuzhong,HU Fuzeng.Toughening Modification of Phenolic Resin[J].Fiber ReinfPlast/Compos,2003,(5):37-41(in Chinese).葛东彪,王书忠,胡福增.酚醛树脂增韧改性的进展[J].玻璃钢/复合材料,2003,(5):37-41. |
| [5] | Bindu R L,Ninan K N.Phenolic Resins Bearing Maleimide Functions Synthesis and Characterisation[J].J Appl Polym Sci Part A,2000,38(2):641-652. |
| [6] | HUANG Shiqiang,HUANG Guangfo,SUN Zhengguang,et al.Application and Type of Silicone Softener[J].New Chem Mater,1998,26(3):20-23 (in Chinese).黄世强,黄光佛,孙争光,等.有机硅柔软剂的种类与应用[J].化工新型材料,1998,26(3):20-23. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%