研制了适合树脂膜熔渗工艺(RFI)的酚醛树脂体系,采用动态DSC技术和固化度的测试,建立了改性树脂体系的固化动力学模型,研究了等温条件下固化度/温度/时间关系以及固化度/玻璃化转变温度关系,通过平板拉丝法研究树脂的凝胶过程,得出凝胶时间和温度之间的关系,回归得到凝胶时的固化度为αgel=53.33％,并以此计算出凝胶时的Tg,gel=48.64℃,在此基础上绘制了该体系的TTT图.
参考文献
| [1] | 曹魏,陈立新,董建娜,王亚洲.树脂膜熔渗（RFI）工艺及其发展现状[J].中国胶粘剂,2008(03):41-46. |
| [2] | Gao JW.;Gao ZM.;Shen K. .The cure behavior of tetraglycidyl diaminodiphenyl methane with diaminodiphenyl sulfone[J].Thermochimica Acta: An International Journal Concerned with the Broader Aspects of Thermochemistry and Its Applications to Chemical Problems,2000(0):153-158. |
| [3] | X.Ramis;A.Cadenato;J.M.Morancho;J.M.Salla .Curing of a thermosetting powder coating by means of DMTA,TMA and DSC[J].Polymer: The International Journal for the Science and Technology of Polymers,2003(7):2067-2079. |
| [4] | L.Nunez;F.Fraga;A.Castro;M.R.Nunez;M.Villanueva .TTT cure diagram for an epoxy system diglycidyl ehter of bisphenol A/1,2 diamine cyclohexane/calcium carbonate filler[J].Polymer: The International Journal for the Science and Technology of Polymers,2001(8):3581-3587. |
| [5] | Riesen R;Sommerauer H .Curing of reaction molding resins studied by thermoanalytical methods[J].American Laboratory,1983,15(01):30/32,34-37. |
| [6] | Hofmann K;Glasser W G .Cure monitoring of an epoxy-amine system by dynamic mechanical thermal analysis(DMTA)[J].Thermochimica Acta,1990,166:169-184. |
| [7] | Su CC.;Woo EM. .CURE KINETICS AND MORPHOLOGY OF AMINE-CURED TETRAGLYCIDYL-4,4'-DIAMINODIPHENYLMETHANE EPOXY BLENDS WITH POLY(ETHER IMIDE)[J].Polymer: The International Journal for the Science and Technology of Polymers,1995(15):2883-2894. |
| [8] | 张明,安学锋,唐邦铭,益小苏.高性能双组份环氧树脂固化动力学研究和TTT图绘制[J].复合材料学报,2006(01):17-25. |
| [9] | 程群峰,方征平,益小苏,廖建伟,唐邦铭,许亚洪.双马来酰亚胺树脂体系的固化动力学和TTT图[J].材料工程,2007(z1):188-192. |
| [10] | 王汝敏;郑水蓉;郑亚萍.聚合物基复合材料及工艺[M].北京:科学出版社,2008:98-135. |
| [11] | 马德柱;何平笙;徐种德.高聚物的结构与性能[M].北京:科学出版社,2000:184-237. |
| [12] | 郭战胜,杜善义,张博明,武湛君,李方,傅求理.先进复合材料用环氧树脂的固化反应和化学流变[J].复合材料学报,2004(04):146-151. |
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