| 高水分呋喃树脂的合成 |
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| 引用本文： | 邱文革, 李传强, 白广梅, 王睿颖, 宋秀庆. 高水分呋喃树脂的合成[J]. 北京工业大学学报, 2009, 35(6): 800-804. |
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| 作者姓名： | 邱文革 李传强 白广梅 王睿颖 宋秀庆 |
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| 作者单位： | 北京工业大学环境与能源工程学院,北京,100124;北京工业大学生命科学与生物工程学院,北京,100124 |
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| 摘 要： | 研究了脲醛改性呋喃树脂合成过程中反应温度、甲醛与尿素的物质的量之比、pH值、加料方式及改性剂等因素对产品性能的影响,给出了合成高水分呋喃树脂的较佳工艺条件.通过工艺控制和添加改性剂,制得了树脂砂黏结强度为2.28MPa,水的质量分数为18.9%,游离甲醛的质量分数为0.23%,黏度(20℃)为31mPa·s,外观为棕红色透明液体的呋喃树脂.
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| 关 键 词： | 呋喃树脂 铸造 游离甲醛 |
| 收稿时间： | 2007-10-24 |
Synthesis of Furan Resin With High Water Content |
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| QIU Wen-ge, LI Chuan-qiang, BAI Guang-mei, WANG Rui-ying, SONG Xiu-qing. Synthesis of Furan Resin With High Water Content[J]. Journal of Beijing University of Technology, 2009, 35(6): 800-804. |
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| Authors: | QIU Wen-ge LI Chuan-qiang BAI Guang-mei WANG Rui-ying SONG Xiu-qing |
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| Affiliation: | 1.College of Environmental and Energy Engineering;Beijing University of Technology;Beijing 100124;China;2.College of Life Science and Bioengineering;China |
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| Abstract: | The influencing factors in the course of synthesis of furan resin modified by urea-formaldehyde resin,such as reaction temperatures,molar ratio of formaldehyde and urea,pH values,charging ways and the addition of modifying agents,have been studied.Meanwhile,a more proper processing condition of synthesis of furan resin with high water content has been found.The furan resin product is a brown transparent liquid, which has the performance:tensile strength 2.28 MPa,mass fraction of water 18.9%,mass fraction of... |
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| Keywords: | furan resin foundry free formaldehyde |
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