1) spherical calcium carbonate
球形碳酸钙
1.
In order to get spherical calcium carbonate by calcium carbide residue,the effects of solution pH value,pretreatment of calcium carbide residue,carbonizing temperature,Ca~(2+) concentration and CO_2 flow rate on the formation of spherical calcium carbonate were studied using XRD and SEM.
为有效利用电石制乙炔的副产物电石渣资源,以电石渣为原料用化学沉淀法合成了球形碳酸钙,并利用X射线衍射、扫描电镜等手段研究了溶液的pH值、电石渣的预处理方式、碳化反应温度、Ca2+浓度、CO2流量等对球形碳酸钙合成的影响。
2.
In this paper,calcium hydroxide in the calcium carbide residue was high-efficiently turned to soluble calcium glycine solution with glycine solution,then spherical calcium carbonate,which whiteness and purity were both higher than 96%,was prepared successfully by the carbonization reaction without any template additive.
本文采用甘氨酸水溶液高效地将电石渣中的氢氧化钙提取成为可溶性的甘氨酸钙盐,随后在不添加晶形模版剂的情况下,通过对甘氨酸钙溶液的碳化,简易地合成出了球形碳酸钙。
2) sphere-like nano-calcium carbonate
球形纳米碳酸钙
1.
New carbonation reactor for the preparation of sphere-like nano-calcium carbonate;
生产球形纳米碳酸钙新型碳化反应器开发研究
3) hybrid calcium carbonate
杂化碳酸钙微球
4) spherical barium carbonate
球形碳酸钡
1.
Preparation and production of the powdery material of spherical barium carbonate;
球形碳酸钡粉体的制备及生产实践
5) spherical Lithii carbonate
球形碳酸锂
6) needle-like nano-CaCO3
针形纳米碳酸钙
1.
The modified needle-like nano-CaCO3 mean diameter was about 40 nm～50 nm and length/diameter ratio was about 10～15.
对自制直径为30 nm~40 nm,长径比10~15的针形纳米碳酸钙进行表面改性后,将其应用于聚氯乙烯(PVC)的改性研究中,考察了改性针形纳米碳酸钙/PVC复合材料的力学性能。
补充资料：碳酸氢钙,重碳酸钙
CAS：3983-19-5
中文名称：碳酸氢钙,重碳酸钙
英文名称：calcium bicarbonate；calcium bis(hydrogencarbonate)
中文名称：碳酸氢钙,重碳酸钙
英文名称：calcium bicarbonate；calcium bis(hydrogencarbonate)
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条