以水玻璃为硅源并加入双氧水作为络合剂,在碱性条件下用溶胶-凝胶法合成了含钛硅胶,采用拉曼、扫描电镜、氮原子吸附及热重与差热分析对其进行了表征,并且对钛源与双氧水的络合机理进行了初步探讨.与其它方法相比,该方法操作简单、成本低,且重复性好,适用于工业生产.
参考文献
[1] | 黄付玲,韩雪梅,张宝军,孙淑坤,高宇新.高分子化茂金属催化剂及其催化乙烯聚合的研究[J].化工中间体,2009(02):35-37. |
[2] | 姜晓明 .茂金属催化剂开发及应用[J].弹性体,1995,5(03):47. |
[3] | 黄葆同;陈伟.茂金属化合物及其烯烃聚合物[M].北京:化学工业出版社,2000:142. |
[4] | 张晓秋,曹胜先.茂金属催化剂聚烯烃生产工艺新进展[J].中外能源,2008(06):62-66. |
[5] | 李钢,赵月峰,刘斌,王祥生.钛硅分子筛/H2O2体系催化汽油氧化脱硫[J].大连理工大学学报,2008(03):313-317. |
[6] | 张学军,王刚,孙发民,袁宗胜,王宗贤.新型微孔-介孔复合分子筛加氢裂化催化剂[J].大庆石油学院学报,2008(02):75-78,82. |
[7] | Sen S E;Smith S M;Sullivan K A .Organic transformations using zeolites and zeotype materials[J].Tetrahedron,1999,55:12657. |
[8] | φye G;Sjoblom J;Stocker M .Synthesis,characterization and potential applications of new materials in the mesoporous range[J].Advances in Colloid and Interface Science,2001,89:439. |
[9] | Tagushi A;Schuth F .Ordered mesoporous materials in catalysis[J].Microporous and Mesoporous Materials,2005,77:1. |
[10] | 刘柏平,任晓红,阳永荣,戎顺熙.硅胶负载型烯烃聚合催化剂的研究Ⅳ化学活化对催化剂形态的影响[J].化学反应工程与工艺,1999(02):113-117. |
[11] | 沈军,王际超,倪星元,王博,王晓栋,张志华.以水玻璃为源常压制备高保温二氧化硅气凝胶[J].功能材料,2009(01):149-151,158. |
[12] | Einarsrud MA.;Nilsen E. .Strengthening of water glass and colloidal sol based silica gels by aging in TEOS[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,1998(1/2):122-128. |
[13] | 甘礼华,张宇星,陈龙武,葛奇.干燥控制化学添加剂在制备硅气凝胶中的应用[J].同济大学学报(自然科学版),2003(09):1131-1134. |
[14] | Ackerman WC.;Rouanet S.;Fruendt J.;Vlachos M. .Use of surface treated aerogels derived from various silica precursors in translucent insulation panels[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,2001(1/3):264-271. |
[15] | Venkateswara R A;Nilsen E;Einarsrud M A .Effect of precursors,methylation agents and solvents on the physicochemical properties of silica aerogels prepared by atmospheric pressure drying method[J].Journal of Non-Crystalline Solids,2001,296(03):165. |
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