介绍使用光学显微镜观察轻质碳酸钙晶体的方法。
The method to observe the precipitated calcium carbonate crystal with optical microscope is simple and direct.
轻质碳酸钙是良好的造纸填料，通过改性可有效提高其留着率。
Precipitated calcium carbonate is a good paper filler, the filler retention rate improve after modification.
合成了一种阳离子型水溶性铝锆偶联剂，以此对轻质碳酸钙作表面改性。
A water soluble cationic aluminum zirconium coupling agent was synthesized, and the precipitated calcium carbonate was modified with the cationic aluminum zirconium coupling agent.
介绍了轻质碳酸钙（PCC）作填料在低定量轻型印刷纸中的使用效果。
The application effect of precipitated calcium carbonate(PCC) in filling low density printing paper was introduced.
如：H P发泡剂、酒糟渣、轻质碳酸钙、活性白土、磁粉、石墨、药渣。
For example: HP vesicant, lees, light calcium carbonate, active white earth, magnetic powder, graphite, medical slag and so on.
结果表明，该方法适于表征活性轻质碳酸钙和颗粒极细的活性重质碳酸钙。
The results show that this method is suited to character activated light calcium carbonate and activated heavy calcium carbonate which particle is very fine.
通过加入特定的晶形控制剂，制得了适合造纸填料及颜料使用的菱形轻质碳酸钙。
Through adding a special crystal-growing controlling agent, a light rhombic shaped calcium carbonate is produced to be used for paper filling and colouring.
上海碳酸钙厂始建于1932年，是国内最早用于沉淀法生产轻质碳酸钙的专业厂。
Shanghai calcium carbonate factory, the first factory for precipitated calcium carbonate was established at 1932.
根据声化学的有关原理初步探索了超声场对于纳米级轻质碳酸钙合成碳化过程的影响。
Based on the theory of sonochemistry, the influence of ultrasound on the carbonation process of the synthesis of nanometer light calcium carbonate is studied initiatively.
讨论了轻质碳酸钙改性过程中偶联剂用量、反应时间、反应温度等因素对留着率的影响。
Discussed the influence to the retention rate by the dosage of coupling agents, the reaction time, the reaction temperature in modification.
由于轻质碳酸钙都是化学法生产，碱度高不易避免，而且轻质碳酸钙的生产原料质量直接影响其碱度。
Light calcium carbonate was usually manufactured by chemical process, so its high alkalinity could not be avoided easily.
在制备方法上利用聚乙烯醇缩甲醛溶液高温析水的性质，直接加入高岭土、轻质碳酸钙制胶，简化了工艺。
By using property of separating out water at high temperature for polyvinyl alcohol formaldehyde solution, kaolin and light calcium carbonate can be directly added, and technique is simplified.
分别使用轻质碳酸钙和碳酸钙晶须对PP进行填充，研究了填料种类、填料量以及表面处理对体系性能的影响。
The influences of sort, quantity and surface treatment of fillers on properties of PP filled with lightweight calcium carbonate and aragonite whisker respectively were studied.
结果表明，湿法超细改性重质碳酸钙具有无机刚性粒子的增强增韧作用，其应用效果明显优于活性轻质碳酸钙。
It was showed that the former has the better function of the inorganic rigid granule to enhance the strength and toughness of the compounds, so it is obviously superior to the latter.
对有特殊要求的粉状，颗粒状物料的干燥。如：h p发泡剂、酒糟渣、轻质碳酸钙、活性白土、磁粉、石墨、药渣。
Dry powder granule raw materials which have special requirements to drying. for example: HP vesica nt lees light calcium carbonate active white earth magnetic powder graphite medical slag and so on.
以不同用量的活性轻质碳酸钙填充发泡聚乙烯，通过力学性能的测试分析，研究活性轻质碳酸钙对发泡聚乙烯性能的影响。
The mechanical property of foam PE filled with different amount of activated light CaCO3 was investigated. The influence of activated light CaCO3 on foam PE was studied.
通过工业应用研究，用该矿制备的伊利石粉代替轻质碳酸钙、白炭黑作橡胶填料，产品达到国标GB7036- 89质量标准。
Through industrial application study, the illite powders produced from the ores can replace PCC or white carbon as rubbers filler, the products reaches the quality standards of GB7036-89.
我公司供年产5千--12万吨轻质碳酸钙设备及相关技术指导，主要包括设备的制造安装、工艺布置、设计、流程及原有碳酸钙厂的产品产量、质量的调整。
We support 5K to 120K tons Calcium carbonate equipment and technical instructions, contains equipment setup, technical design, technological process and the production and quality alignment.
研究了活性轻质碳酸钙（活性钙）、聚乙烯蜡（PE蜡）、丙烯酸酯（ACR）用量对型材表面光亮度的影响。结果表明活性钙用量越多，型材表面光亮度越差；
The effects of the contents of activated light calcium carbonate, PE wax and acrylic ester(ACR) on the surface gloss of plastics profile shapes were studied.
“混凝土”中的轻质粗、细集料是一种组织疏松、多孔的天然碳酸钙结核。
Both of the coarse and fine light-weight aggregates in the concrete were natural calcium carbonate nucleations with loose and porous structure.
其次介绍了世界轻质沉淀碳酸钙(PCC)的市场概况及国外大型PCC生产公司的基本情况。
Secondly, the world market profile of the precipitated calcium carbonate (PCC) and b.
其次介绍了世界轻质沉淀碳酸钙(PCC)的市场概况及国外大型PCC生产公司的基本情况。
Secondly, the world market profile of the precipitated calcium carbonate (PCC) and b.
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