Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Preparation method of cubic superfine light calcium carbonate
The invention discloses a preparation method of cubic superfine light calcium carbonate, and the method comprises the following steps of: S1, crushing a limestone ore raw material by a crusher; S2, calcining the crushed limestone through a high-temperature furnace to obtain a calcium oxide raw material, and collecting carbon dioxide gas generated by limestone decomposition in the high-temperature furnace; S3, putting a calcium oxide raw material and water into a reaction kettle, performing stirring and carrying out digestion reaction to obtain a first reaction solution; S4, filtering the first reaction solution, and removing residues which do not participate in reaction to obtain a second reaction solution; S5, taking the second reaction solution as a base solution, adjusting the concentration of calcium hydroxide in the second reaction solution to obtain a third reaction solution, namely a calcium hydroxide suspension with standard concentration; and S6, introducing the calcium hydroxide suspension into a special bubbler, introducing the carbon dioxide mixed gas from the high-temperature furnace into the special bubbler through a gas inlet, introducing a crystal form control agent into the bubbler, and performing stirring and pressurizing in a heating environment to obtain a fourth reaction solution.
本发明公开了一种立方形超细轻质碳酸钙制备方法，包括下述步骤，S1:石灰石矿石原料经破碎机完成破碎；S2:破碎石灰石通过高温炉进行煅烧得到氧化钙原料，并收集高温炉中由于石灰石分解产生的二氧化碳气体；S3:氧化钙原料与水投入到反应釜中，进行搅拌并发生消化反应，获得第一道反应液；S4:对第一道反应液进行过滤，除去未参与反应残渣，获得第二道反应液；S5:以第二道反应液为底液，对其中的氢氧化钙浓度进行调配，得到第三道反应液，即标准浓度的氢氧化钙悬浮液；S6:将氢氧化钙悬浮液通入特制的鼓泡器中，将来自高温炉的二氧化碳混合气由进气口通入特制鼓泡器中，将晶形控制剂通入鼓泡器中，在加热环境下经搅拌、加压获得第四道反应液。
Preparation method of cubic superfine light calcium carbonate
The invention discloses a preparation method of cubic superfine light calcium carbonate, and the method comprises the following steps of: S1, crushing a limestone ore raw material by a crusher; S2, calcining the crushed limestone through a high-temperature furnace to obtain a calcium oxide raw material, and collecting carbon dioxide gas generated by limestone decomposition in the high-temperature furnace; S3, putting a calcium oxide raw material and water into a reaction kettle, performing stirring and carrying out digestion reaction to obtain a first reaction solution; S4, filtering the first reaction solution, and removing residues which do not participate in reaction to obtain a second reaction solution; S5, taking the second reaction solution as a base solution, adjusting the concentration of calcium hydroxide in the second reaction solution to obtain a third reaction solution, namely a calcium hydroxide suspension with standard concentration; and S6, introducing the calcium hydroxide suspension into a special bubbler, introducing the carbon dioxide mixed gas from the high-temperature furnace into the special bubbler through a gas inlet, introducing a crystal form control agent into the bubbler, and performing stirring and pressurizing in a heating environment to obtain a fourth reaction solution.
本发明公开了一种立方形超细轻质碳酸钙制备方法，包括下述步骤，S1:石灰石矿石原料经破碎机完成破碎；S2:破碎石灰石通过高温炉进行煅烧得到氧化钙原料，并收集高温炉中由于石灰石分解产生的二氧化碳气体；S3:氧化钙原料与水投入到反应釜中，进行搅拌并发生消化反应，获得第一道反应液；S4:对第一道反应液进行过滤，除去未参与反应残渣，获得第二道反应液；S5:以第二道反应液为底液，对其中的氢氧化钙浓度进行调配，得到第三道反应液，即标准浓度的氢氧化钙悬浮液；S6:将氢氧化钙悬浮液通入特制的鼓泡器中，将来自高温炉的二氧化碳混合气由进气口通入特制鼓泡器中，将晶形控制剂通入鼓泡器中，在加热环境下经搅拌、加压获得第四道反应液。
Preparation method of cubic superfine light calcium carbonate
一种立方形超细轻质碳酸钙制备方法
MO ZHIFA (Autor:in) / LUO CHENG (Autor:in) / LI JIANZHONG (Autor:in) / RAN QINENG (Autor:in) / XIONG GUANGHAO (Autor:in)
21.01.2022
Patent
Elektronische Ressource
Chinesisch
IPC:
C01F
COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
,
Verbindungen der Metalle Beryllium, Magnesium, Aluminium, Calcium, Strontium, Barium, Radium, Thorium oder der Seltenen Erden
/
B82Y
Bestimmter Gebrauch oder bestimmte Anwendung von Nanostrukturen
,
SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES
/
C04B
Kalk
,
LIME
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