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Bacteria adherence property of molybdenum nitride modified layer on Ti6Al4V alloy FAN Ai-lan(范爱兰), TIAN Lin-hai(田林海), QIN Lin(秦 林), TANG Bin(唐 宾) Research Institute of Surface Engineering, Taiyuan University of Technology, Taiyuan 030024, China Received 15 July 2007; accepted 10 September 2007 Abstract: Molybdenum nitride (Mo-N) modified layer on Ti6Al4V alloy was obtained......
(74.56 kJ/mol) system was higher than that of the epoxy resin/LCA-30(ER/LCA-30, 68.85 kJ/mol), where LCA-30 is a commercial modified diamine. The reaction order, frequency factor and the reaction rate...Curing Kinetics and Properties of Epoxy Resin with 1,4-bis(2,4-diaminophenoxy)benzene虞鑫海1,2,CHEN Shuo3,徐永芬1,21. College of Chemistry, Chemical Engineering and Biotechnology , Donghua University2. Key......
汽车用离合器摩擦材料绿色工艺研究 刘祥坤1,胡以强1 (1.华东理工大学机械与动力工程学院,上海,200237) 摘要:提出以水溶性改性酚醛树脂做粘结剂,采用绿色工艺制备离舍器摩擦材料.通过工艺优化和参数选择,所制备的摩擦材料摩擦系数适中,稳定,磨损率较低,高温无明显热衰退,恢复性能良好.硬度,冲击强度等性能优越.工艺中采用水做溶剂,代替传统工艺中的有机溶剂,打浆时间从过去的十多个小时下降到15~60min.省去了造成环境污染,资源浪费的生产工序,使生产成本得到有效控制,产品质量的统一性,稳定性增强,生产效率得到提高. 关键词:水溶性改性酚醛树脂; 离合器摩擦材料; 绿色工艺; 节约成本; modified water-soluble phenolic resin; clutch friction material; green process; cost savings......
Adsorption Behaviors and Mechanism of Macroporous Phosphonic Acid Resin for Gadolinium 熊春华1,吴香梅2,姚彩萍1 (1.College of Food Science, Biotechnology and Environmental Engineering, Zhejiang Gongshang University, Hangzhou 310035, China;2.Department of Chemistry, Lishui University, Lishui 323000, China) Abstract:The adsorption behaviors and mechanism of a novel chelate resin, macroporous phosphonic......
resin; polyurethane modified; composite material 环氧树脂中含有独特的环氧基,以及羟基,醚键等活性基团和极性基团,因而具备优异的黏结性能,耐磨性能,电绝缘性能和耐高低温性能,同时具有化学稳定性高,收缩率低和易加工成型等优点,被广泛地应用于涂料,黏合剂,电子电器,复合材料基体和土木建筑材料修补等方面[1-2].环氧丙烯酸酯是由环氧树脂开环...]. Progress in Organic Coatings, 2005, 54(1): 10-19. [3] 谢海安, 陈汉全, 王伟. 环氧树脂改性研究进展[J]. 塑料科技, 2007, 35(1): 82-85. XIE Hai-an, CHEN Han-quan, WANG Wei. Research progress of epoxy resin modified[J]. Plastics......
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(parts per hundred parts of resin) concentration of the modifier.The ATPEGB modified cured epoxy was thermally stable up to 315℃.The morphology on fracture surfaces of cured epoxy was also analyzed...Toughening of Epoxy Resin with Solid Amine Terminated Poly(ethy-lene glycol) Benzoate and Effect of Red Mud Waste ParticlesB.C.Samanta,T.Maity,S.Dalai,A.K.Banthia摘 要:
materials from phenol formaldehyde resin modified with cashew nut shell liquid[J]. Biomass Chemical Engineering, 2011, 45(3): 47-52. [10] 刘国际, 张 勇, 刘 伟, 雒廷亮, 徐 丽. 腰果酚的应用研究进展[J]. 材料导报, 2012..., CAI Yan-yan. Investigation on thermal decomposition behaviors of cashew nut shell liquid modified thermoplastic phenolic resin by TG-DSC-MS coupling techniques at different atmospheres[J]. Journal......
; TD953 文献标识码: A Adsorption of gold on modified activated carbon WU Xi-qing, HUANG Zhi-hua (School of Resources Processing and Bio-engineering,Central South University, Changsha 410083, China) Abstract: Activated carbon was modified by reacting activated carbon mainly with thiourea and formaldehyde in order to improve the adsorption performances of commercial activated carbon. The resultant......
; Operating conditions of D850 resin adsorption fixed bed 3.3.1 流量对穿透曲线的影响 图5所示为不同流量固定床的流出溶液浓度变化情况与穿透曲线模型的拟合.通过表3可见,该方程很好地拟合了不同流速的吸附,拟合度均达到0.99以上.从中可以发现随着流速的逐渐降低,在cn的值固定为500 mg/L时,c0的值也在不断降低.这说明曲线上升... and development trend of high performance ion exchange resin industry in China[J]. Fine and Specialty Chemicals, 2017, 25(8): 5-7. [2] 黄 艳, 章志昕, 韩倩倩, 曹顺安. 国内离子交换树脂生产及应用现状与前景[J]. 净水技术, 2010, 29(5): 11-16, 29......