为促进酚醛树脂固化、降低能耗,采用响应面法对影响酚醛树脂固化的3个主要因素:固化剂用量、热压温度、热压时间进行优化.以胶合强度为考察指标,在单因素试验的基础上,根据中心复合设计原理进行试验设计,并对各因素及其相互之间的交互作用进行分析.结果表明,影响树脂固化因数的顺序为热压温度＞热压时间＞固化剂用量.当固化剂质量为胶液量的1.35％,热压温度105℃,热压时间0.8 min/mm时,制得的Ⅰ类胶合板胶合强度为1.21 MPa,达到国家标准GB9846-2004的要求(≥0.8 MPa).
参考文献
| [1] | de Medeiros ES.;Agnelli JAM.;Joseph K.;de Carvalho LH.;Mattoso LHC. .Curing behavior of a novolac-type phenolic resin analyzed by differential scanning calorimetry[J].Journal of Applied Polymer Science,2003(6):1678-1682. |
| [2] | 理莎莎,齐暑华,刘乃亮,曹鹏.高固体含量线性酚醛树脂的固化动力学[J].高分子材料科学与工程,2012(04):51-54. |
| [3] | Dong-bin Fan;Jian-zhang Li;Jian-min Chang .On the structure and cure acceleration of phenol-urea-formaldehyderesins with different catalysts[J].European Polymer Journal,2009(10):2849-2857. |
| [4] | Sumin Kim;Hee-Soo Kim;Hyun-Joong Kim;Han-Seung Yang .Fast curing PF resin mixed with various resins and accelerators for building composite materials[J].Construction and Building Materials,2008(10):2141-2146. |
| [5] | 陈志安,刘书林,郭俊英,陈栓虎.响应面优化法研究果糖间苯二酚树脂胶粘剂的合成[J].高分子材料科学与工程,2012(10):8-11. |
| [6] | Gap-Don Kim;Tae-Chul Jung;Eun-Young Jung;Jin-Yeon Jeong;Han-Sul Yang;Seon-Tea Joo .Optimization of processing conditions for meat paper from beef semimembranosus muscle using response surface methodology.[J].LWT-Food Science & Technology,2013(1):326-330. |
| [7] | 王永贵,郭俊英,张晓露,陈栓虎.响应面优化法研究蔗糖苯酚树脂胶粘剂的合成[J].化工新型材料,2011(01):113-116. |
| [8] | 唐丽荣,欧文,林雯怡,陈燕丹,陈学榕,黄彪.酸水解制备纳米纤维素工艺条件的响应面优化[J].林产化学与工业,2011(06):61-65. |
| [9] | Yeoh Beng Hoong;Md. Tahir Paridah .Development a new method for pilot scale production of high grade oil palm plywood: Effect of hot-pressing time[J].Materials & design,2013(Mar.):142-147. |
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