在不同体积百分比浓度的蛋清蛋白溶液体系中,以CaCl2和碳酸钠为原料合成球形碳酸钙复合物,采用SEM、XRD、FT-IR和TG等测试技术对所得碳酸钙样品进行了表征,探讨了其形成机理.结果表明,在反应温度为40 ℃,氯化钙和碳酸钠0.2 mol/L和蛋清蛋白浓度为10%(V/V)条件下,合成出粒度为5 μm左右的球形碳酸钙晶体,此晶体以方解石和球霰石混合晶型存在,有机质质量分数约为15%.与纯水体系形成的碳酸钙相比,热分解温度降低约15 ℃.红外V3蓝移约10 cm-1.蛋清蛋白与Ca2+配位及静电作用等是形成球形碳酸钙晶体的主要原因.
参考文献
| [1] | Yu J G;Lei M;Cheng B et al.Effects of PPA Additive and Temperature on Morphology of Calcium Carbonate Particles[J].Journal of Solide State Chemistry,2004,177:681-689. |
| [2] | Gunawan Hadiko;Yong Sheng Han;Masayoshi Fuji;Minoru Takahashi .Synthesis of hollow calcium carbonate particles by the bubble templating method[J].Materials Letters,2005(19/20):2519-2522. |
| [3] | Cheng B;Lei M;Yu J G et al.Photocatalytic Mechanism of TiO2-CeO2 films Prepared by Magnetron Sputtering under UV and Visible Light[J].Materials Letters,2004,58:1565-1570. |
| [4] | Tong H;Ma W;Wang L;Wan P;Hu J;Cao L .Control over the crystal phase, shape, size and aggregation of calcium carbonate via a l-aspartic acid inducing process.[J].Biomaterials,2004(17):3923-3929. |
| [5] | C(o)lfen H;Qi L .A Systematic Examination of the Morphogenesis of Calcium Carbonate in the Presence of a Double-hydrophilic Block Copolymer[J].Chemistry-A European Journal,2001,7:106-109. |
| [6] | Sedlak M;Antoniettic M;Clfen H et al.Control over the Structure of Ice and Water by Block Copolymer Additives[J].Macromolecular Chemistry and Physics,1998,199:247-250. |
| [7] | Han Y;Aizenberg J .Effect of Magnesiumions on Oriented Growth of Calcium on Carboxylic Acid Functionlized Self-assembled Monolayer[J].Journal of the American Chemical Society,2003,125:4032-4033. |
| [8] | Raz S.;Addadi L.;Weiner S. .Formation of high-magnesian calcites via an amorphous precursor phase: Possible biological implications[J].Advanced Materials,2000(1):38-42. |
| [9] | Hen eggwhite-mediated stack crystallization of calcium carbonate[J].Journal of Crystal Growth,2010(6):831. |
| [10] | 张群,陶晓平,付娟,任丽英.硫酸软骨素/L-谷氨酸对碳酸钙形貌及晶体生长影响的研究[J].人工晶体学报,2010(02):552-557. |
| [11] | 汤庆国,王丽娟,梁金生,丁燕,高明霞,李养贤.水垢晶体的形成及变化规律研究[J].人工晶体学报,2009(03):602-607. |
| [12] | Abalo C;Awade .Comparison of Three Liquid Chromatographic Methods for Egg-white Protein Analysis[J].Journal of Chromatography B,1999,723:69-74. |
| [13] | Xin-Hao Li;Dong-Hui Zhang;Jie-Sheng Chen .Synthesis of Amphiphilic Superparamagnetic Ferrite/Block Copolymer Hollow Submicrospheres[J].Journal of the American Chemical Society,2006(26):8382-8383. |
| [14] | Santi M;Chivalrat M;Paveena L .Egg White Snythesis and Photoluminescence of Platelike Clusters of CeO2 Nanoparticles[J].Cristal Growth & Design,2007,7(05):950. |
| [15] | Santi Maensiri;Chivalrat Masingboon;Banjong Boonchom .A simple route to synthesize nickel ferrite (NiFe_2O_4) nanoparticles using egg white[J].Scripta materialia,2007(9):797-800. |
| [16] | Ola Lyckfeldt;Jesper Brandt .Protein forming - a novel shaping technique for ceramics[J].Journal of the European Ceramic Society,2000(14/15):2551-2559. |
| [17] | Kontoyannis C G;Vagenas N V .Calcium Carbonate Phase Analysis Using XRD and FJ-Raman Spectroscopy[J].ANALYST,2000,125:251-255. |
| [18] | Inorganics IR.Grating Spectra[M].Sadtler Research Laboratories Inc.,Philadelphia,U.S.A,1965 |
| [19] | Andersen F A;Ljerka B .Infrared Spectra of Amorphous and Crystalline Calcium Carbonate[J].Acta Chemica Scandinavica,1991,45:1018-1024. |
| [20] | ZHAO Jin,LI YanJun,CHENG GuoXiang.Synthesis of CaCO3 crystals using hydroxypropylmethyl cellulose hydrogel as template[J].科学通报（英文版）,2007(13):1796-1801. |
| [21] | Combes C;Rey C;Freche M .Invitro Crystallization of Octacalcium Phosphate on Type Collagen:Influence of Serum Albumin[J].Journal of Materials Science:Materials in Medicine,1999,10:153-160. |
| [22] | Mann S .Molecular Recognition in Biomineralization[J].Nature,1988,332:119-124. |
| [23] | 谢安建,沈玉华,张胜义,谢复新.生理盐水中牛血清白蛋白与碳酸钙的相互作用研究[J].无机化学学报,2001(04):603-607. |
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%