高等学校化学学报 ›› 2019, Vol. 40 ›› Issue (10): 2046.doi: 10.7503/cjcu20190291

• 研究论文:无机化学 • 上一篇    下一篇

花椰菜状碳酸钙的“一步法”制备及表征

宋云超1,2,赵丽娜1,2,*(),赵芳薇1,2,曹扬1,2,王继库1,2,*   

  1. 1. 吉林师范大学环境友好材料制备与应用教育部重点实验室, 长春 130103
    2. 吉林师范大学化学学院, 四平 136000
  • 收稿日期:2019-05-22 出版日期:2019-10-08 发布日期:2019-09-11
  • 通讯作者: 赵丽娜,王继库 E-mail:zhaolina1975@163.com
  • 基金资助:
    国家自然科学基金(51404108)

One-step Preparation and Characterization of Broccoli-like Calcium Carbonate

SONG Yunchao1,2,ZHAO Lina1,2,*(),ZHAO Fangwei1,2,CAO Yang1,2,WANG Jiku1,2,*   

  1. 1. Key Laboratory of Preparation and Application of Environmental Friendly Materials(Jilin Normal University), Ministry of Education, Changchun 130103, China
    2. College of Chemistry, Jilin Normal University, Siping 136000, China
  • Received:2019-05-22 Online:2019-10-08 Published:2019-09-11
  • Contact: ZHAO Lina,WANG Jiku E-mail:zhaolina1975@163.com
  • Supported by:
    † Supported by the National Natural Science Foundation of China.(51404108)

摘要:

以碱土金属锶的硝酸盐为添加剂, 采用“一步法”制备了大小均一、 分散性良好的花椰菜状碳酸钙粒子. 考察了反应温度、 反应时间等因素对碳酸钙结晶行为的影响, 确定了最佳反应条件. 利用扫描电子显微镜(SEM)、 X射线衍射仪(XRD)、 X射线能谱仪(EDAX)等对所得产物的结构和性能进行了表征, 并探讨了其反应原理.

关键词: 碳酸钙, 原位制备, 沉淀反应, 花椰菜状

Abstract:

Strontium nitrate as an additive was added in the system to prepare uniform distributed broccoli-like calcium carbonate particles. The one-step synthetic method was used which is safe and environment-friendly. The resulting calcium carbonate was characterized through scanning electron microscope(SEM), X-ray diffraction(XRD) and energy dispersive X-ray analysis(EDAX). Meanwile, the possible reaction mechanism of calcium carbonate was put forward.

Key words: Calcium carbonate, In situ preparation, Precipitation reaction, Broccoli-like

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