采用溶胶-凝胶法通过控制催化剂添加量制备了不同纳米粒径的纳米二氧化硅粒子,用偶联剂MEMO对其表面进行改性处理后制备了有机玻璃用光固化有机-无机杂化涂层.结果表明,经过MEMO处理的纳米二氧化硅粒子与光固化聚氨酯丙烯酸酯树脂有很好的相容性,PMMA涂覆光固化PUA/SiO2涂层后,其硬度由原来的HB提高到3H,体积收缩率降低52％,耐磨性能比未添加的纳米SiO2涂层提高了70％以上.
参考文献
| [1] | 杨建文;曾兆华;陈用烈.光固化涂料及应用[M].北京:化学工业出版社,2004 |
| [2] | Bauer F;Flyunt R;Czihal K;Langguth H;Mehmert R;Chubert RS;Buchmeiser MR .UV curing and matting of acrylate coatings reinforced by nano-silica and micro-corundum particles[J].Progress in Organic Coatings: An International Review Journal,2007(2):121-126. |
| [3] | Frank Bauer;Roman Flyunt;Konstanze Czihal;Michael R.Buchmeiser;Helmut Langguth .Nano/Micro Particle Hybrid Composites for Scratch and Abrasion Resistant Polyacrylate Coatings[J].Macromolecular materials and engineering,2006(5):493-498. |
| [4] | SALLEH N G;GLASEL H J;MEHNERT R.Scratch and abrasion properties of the nanocomposites[A].上海,2005:541-546. |
| [5] | DECKER C .Photoinitiated crosslinking polymerization[J].Progress in Polymer Science,1996,21(04):593-596. |
| [6] | Zou KR;Soucek MD .UV-curable organic-inorganic hybrid film coatings based on epoxidized cyclohexene derivatized linseed oil[J].Macromolecular chemistry and physics,2004(15):2032-2039. |
| [7] | MUH E;STIEGER M;KLEE J E et al.Organic-inorganic hybrid network by the sol-gel process and subsequent photopolymerization[J].Journal of Polymer Science Part A:Polymer Chemistry,2001,39(24):4274-4282. |
| [8] | 王芳 .TEOS溶胶凝胶法制备二氧化硅/有机硅复合体系[D].中国地质大学(武汉),2006. |
| [9] | Bauer F.;Glasel HJ.;Decker U.;Ernst H.;Freyer A.;Hartmann E. Sauerland V.;Mehnert R. .Trialkoxysilane grafting onto nanoparticles for the preparation of clear coat polyacrylate systems with excellent scratch performance [Review][J].Progress in Organic Coatings: An International Review Journal,2003(2):147-153. |
| [10] | 毋伟,贾梦秋,陈建峰,邵磊,初广文.硅烷偶联剂对溶胶凝胶法纳米二氧化硅复合材料制备及应用的影响[J].复合材料学报,2004(02):70-75. |
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%