以正硅酸乙酯(TEOS)和γ-(甲基丙稀酰氧)丙基三甲氧基硅烷(MEMO)为前驱体,在聚酰亚胺基底上制备了氧化硅涂层,采用扫描电镜(SEM)、傅里叶红外衰减全反射光谱(FTIR-ATR)和X光电子能谱(XPS)对其表面形貌、结构和成分进行了分析.结果表明MEMO的加入增加了氧化硅涂层的韧性,并赋予其憎水性能,表面化学成分由MEMO以及TEOS+MEMO的水解和缩聚过程决定.用地面模拟设备对氧化硅涂层进行原子氧暴露试验,结果表明其具有很好的防原子氧性能,使基体原子氧侵蚀速率下降了一个数量级.
参考文献
| [1] | Reddy MR. .EFFECT OF LOW EARTH ORBIT ATOMIC OXYGEN ON SPACECRAFT MATERIALS [Review][J].Journal of Materials Science,1995(2):281-307. |
| [2] | Jianye Wen;Garth L. Wilkes .Organic/Inorganic Hybrid Network Materials by the Sol-Gel Approach[J].Chemistry of Materials,1996(8):1667-1681. |
| [3] | Dworak DP.;Soucek MD. .Protective space coatings: a ceramer approach for nanoscale materials[J].Progress in Organic Coatings: An International Review Journal,2003(3/4):448-457. |
| [4] | Pippin HG.;Woll SLB.;Blohowiak KY.;Olli LK.;Osborne JH. .On-orbit and ground testing of space environment interactions with materials[J].Progress in Organic Coatings: An International Review Journal,2003(3/4):458-468. |
| [5] | 罗仲宽,刘剑洪,田德余,洪伟良,汤少金,朱瑞祥.溶胶-凝胶法制备抗原子氧涂层及性质研究[J].无机材料学报,2004(02):367-372. |
| [6] | 韦奇,李健林,宋春林,刘卫,陈初升.憎水二氧化硅膜的制备、表征及水热稳定性研究[J].无机材料学报,2004(02):417-423. |
| [7] | Turov VV.;Mironyuk IF. .Adsorption layers of water on the surface of hydrophilic, hydrophobic and mixed silicas[J].Colloids and Surfaces, A. Physicochemical and Engineering Aspects,1998(3):257-263. |
| [8] | Cauvel A.;Direnzo F.;Garrone E.;Fubini B.;Brunel D. .HYDROPHOBIC AND HYDROPHILIC BEHAVIOR OF MICELLE-TEMPLATED MESOPOROUS SILICA[J].Langmuir: The ACS Journal of Surfaces and Colloids,1997(10):2773-2778. |
| [9] | 赵根祥;钱树安 .聚酰亚胺薄膜在热解过程中化学结构的变化[J].光谱学与光谱分析,1996,16(06):26-30. |
| [10] | Medda SK.;Kundu D.;De GT. .Inorganic-organic hybrid coatings on polycarbonate. Spectroscopic studies on the simultaneous polymerizations of methacrylate and silica networks[J].Journal of Non-Crystalline Solids: A Journal Devoted to Oxide, Halide, Chalcogenide and Metallic Glasses, Amorphous Semiconductors, Non-Crystalline Films, Glass-Ceramics and Glassy Composites,2003(1/2):149-156. |
| [11] | Vacher R;Woignier T;Pelous J et al.Structure and self-similarity of silica aerogels[J].Physical Review B,1988,37(11):6500-6503. |
| [12] | Kasten LS.;Balbyshev VN.;Donley MS. .Surface analytical study of self-assembled nanophase particle (SNAP) surface treatments[J].Progress in Organic Coatings: An International Review Journal,2003(3/4):214-224. |
| [13] | Takeda S;Fukawa M;Hayashi Y et al.Surface OH group governing adsorption properties of metal oxide film[J].Thin Solid Films,1999,339(1-2):220-224. |
| [14] | Stec W J;Morgan W E;Albridge R G et al.Measured binding energy shifts of the "3p" and "3d" electrons in arsenic compounds[J].Inorganic Chemistry,1972,11(02):219-225. |
| [15] | Xiaochun L;King T A .Spectroscopic studies of sol-gel-derived organically modified silicates[J].Journal of Non-Crystalline Solids,1996,204(03):235-242. |
| [16] | Whitaker A F;Little S A;Harwell R J et al.Orbital atomic oxygen effect on control and optical materials:STS-8 results.[AIAA 85-041514][R].,1985. |
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%