以碳酸钠(C)为催化剂、乙醇为溶剂,间苯三酚(P)-乙醛(A)为反应前躯体,经溶胶-凝胶、交联老化、二氧化碳超临界干燥制备出间苯三酚-乙醛有机气凝胶(PA).PA有机气凝胶的孔结构和密度可以通过改变反应物浓度和间苯三酚与催化剂的摩尔比(P/C)来进行调解.用P/C摩尔比为100、300、500制备一系列不同理论密度PA有机气凝胶.SEM和氮气吸附测试结果表明,单体和P/C的摩尔比主要影响PA有机气凝胶的比表面积、孔容和平均孔径,而对微孔影响不大.
参考文献
| [1] | Gorden J P;Leite R C C;Moore R S et al.[J].J A P,1965,36(01):3-8. |
| [2] | Yang Hongliang;Wang Xinqiang;Ren Quan et al.[J].Optics Communications,2005,256(4-6):256-260. |
| [3] | J. Sun;W.F. Guo;X.Q. Wang;G.H. Zhang;X.B. Sun;L.Y. Zhu;Q. Ren;D. Xu .Nonlinear optical absorption studies of an organo-metallic complex by Z-scan technique[J].Optics Communications: A Journal Devoted to the Rapid Publication of Short Contributions in the Field of Optics and Interaction of Light with Matter,2007(1):183-187. |
| [4] | Sun Xiangbing;Guo Wenfeng;Ren Quan et al.[J].LASER PHYSICS LETTERS,2007,4(03):226-229. |
| [5] | Steimecke G;Sieler H J;Kirmse P et al.[J].Phosphorus and Sulfur,1979,7(01):49-55. |
| [6] | Sheik-Bahae M.;Said A.A. .Sensitive measurement of optical nonlinearities using a single beam[J].IEEE Journal of Quantum Electronics: A Publication of the IEEE Quantum Electronics and Applications Society,1990(4):760-769. |
| [7] | Sun Zhenrong;Tong Minghong;Zeng Heping et al.[J].Chemical Physics Letters,2001,342:323-327. |
| [8] | Sun Wenfang;Bader M M;Carvalho T .[J].Optics Communications,2003,215(1-3):185-190. |
| [9] | Wei Taihuei .Nonlinear Optical Absorption and Refraction Study of Metallophthalocyanine Dyes[D].University of North Texas,1992. |
| [10] | 王金凤,高涛,王朝阳,唐永建,刘伟民.复合气凝胶RHF的制备及反应历程研究[J].材料导报,2006(05):142-144. |
| [11] | 王金凤,王朝阳,唐永建,高涛,刘伟民.对苯二酚-甲醛碳气凝胶的制备[J].强激光与粒子束,2005(11):1709-1711. |
| [12] | Saliger R;Bock V;Petricevic R;Tillotson T;Geis S;Fricke J;Univ Calif Lawrence Livermore Natl Lab Dept Chem & Mat Sci Livermore CA 94550 USA. .Carbon aerogels from dilute catalysis of resorcinol with formaldehyde[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,1997(2/3):144-150. |
| [13] | 闫红梅,唐永建,王朝阳,蒋刚,黄常刚.间苯二酚-甲醛碳气凝胶粉末的性能研究[J].化工新型材料,2007(07):29-30. |
| [14] | Li W C;Lu A H;Guo S C .[J].Carbon,2001,39:1989-1994. |
| [15] | Ralph T Y.Adsorbents:Fundamentals and Applications[M].New Jersey:Hohn Wiley and Sons Press,2003:8-17. |
| [16] | 王朝阳 .ICF靶用酚醛类气凝胶的制备及氘、氚吸附应用研究[D].绵阳:中国物理研究院,2006. |
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%