calcium sulfate

Study on the Phenomenon of Nucleation and Growth of Calcium Sulfate Dihydrate

二水硫酸钙结晶动力学研究

Phosphogypsum ( PG) is a waste by-product of phosphoric acid manufacturing, essentially calcium sulfate dihydrate. Its main utilization way is used as cement retarder instead of natural gypsum.

磷石膏是生产磷酸的过程中产生的废渣，主要成分是二水硫酸钙，用来代替天然石膏作水泥调凝剂，是其资源化利用的主要途径。

To be the best calcium sulfate supplier of China!

做中国最好的硫酸钙(石膏)供应商!

The hydration products of the gypsum-based cementing composite include Calcium sulfate dehydrate, calcium silicate hydrate gel ( C-S-H), smack ettringite ( AFt) and Ca6Si6O17 ( OH) 2.

石膏基复合胶凝材料的水化产物主要为二水硫酸钙、水化硅酸钙凝胶和少量的钙矾石以及硬硅钙石（Ca6Si6O17（OH）2）。

Discharged by the phosphate fertilizer enterprise during the production process and main ingredient is the dihydrate of calcium sulfate, the precipitate, phosphogypsum, is the main industrial by-products.

磷石膏是磷肥企业在生产过程中排出的以二水硫酸钙为主要成分的沉淀物，是磷化工生产中最主要的工业副产品。

Osteogenetic ability of calcium sulfate bone graft in posterolateral lumbar spinal fusion

医用硫酸钙在腰椎后外侧融合中的成骨能力

Effect of a surgical grade calcium sulfate ( STIMULAN) on the operation for jaw cyst

医用硫酸钙（STIMULAN）在颌骨囊肿手术中的临床应用

Based on the fact that calcium sulfate scales often appear when waste liquor from ammonia soda process is reused to produce calcium chloride, we apply speed-control crystallization technology to control it with satisfactory effect achieved.

针对利用氨碱法生产废清液再生产氯化钙时容易产生硫酸钙垢的情况，我们采用了控制结晶技术来加以控制，取得满意效果。

Influence of Microwave Radiation on the Surface Free Energy of Calcium Sulfate

微波辐射对硫酸钙粉末表面能影响的研究

Inferences of Calcium Sulfate Anhydrate and Hydroxyapatite on the Properties of α-tri calcium Phosphate Bone Cements

硫酸钙和羟基磷灰石对磷酸钙骨水泥的性能影响

The Development of Surgical Grade α-hemihydrate Calcium Sulfate and Its Related Research

医用外科级α-半水硫酸钙的研制及其相关研究

Review of preparation and application of calcium sulfate whisker

硫酸钙晶须的制备及应用评述

Alveolar Ridge Preservation Prior to Implant Placement with Surgical Grade Calcium Sulfate Hemihydrate and Platelet-rich Plasma: A Pilot Study in Canine Model

富血小板血浆和外科级半水硫酸钙应用于种植前牙槽嵴保存的实验研究

The compressive strength of composite materials decreased with decreasing calcium sulfate hemihydrate content and increasing biphasic calcium phosphate content.

随着BCP/CSH复合材料中半水硫酸钙含量的逐步减少，双相磷酸钙含量的逐渐增加，复合材料的抗压强度逐渐减低。

Calcium sulfate whiskers were prepared by hydrothermal synthesis process.

以二水石膏矿和半水石膏粉为原料，采用水热法制备硫酸钙晶须。

Dehydration of α-calcium sulfate hemihydrate in potassium chloride solutions under atmospheric pressure

常压KCl溶液中α-半水石膏的脱水过程

The results showed that the absorption state was different with additive amount varied and the crystallization course of hemihydrate calcium sulfate was greatly affected by sodium stearate.

结果表明：硬脂酸钠在晶须表面的吸附状态随其用量变化而变化；硬脂酸钠对半水硫酸钙晶体的形貌有较大影响；

The existence of trace cupric is advantageous to phosphate rock decomposition and calcium sulfate crystallization.

微量离子态的铜的存在有利于磷矿的分解和硫酸钙的结晶。

Methods of gypsum whiskers are introduced in this paper, the shape and heat resistance of dihydrate gypsum whiskers with the relative calcium sulfate whiskers have been compared, and some characteristic pictures were given.

介绍了石膏产品的制备方法，对二水硫酸钙晶须和无水硫酸钙晶须的制备及其性能进行了探讨，并首次给出了上述晶须的一些特征谱图。

The use of calcium sulfate requires an greater capital investment.

使用硫酸钙做原料,需要更多的基建投资.

Study on the key technology in preparation of calcium sulfate whisker

硫酸钙晶须制备过程中的关键技术研究

The tricalcium phosphate constituent is converted to phosphoric acid and calcium sulfate.

磷酸三钙组分转化成为磷酸和硫酸钙.

Application of antibiotic-impregnated calcium sulfate for the treatment of open fracture

负载抗生素硫酸钙在开放性骨折中的应用

Control of crystal shape of flue gas desulfurization sludge waste into α-form calcium sulfate hemihydrate

从FGD残渣制备α型半水石膏过程晶形的控制

This work studied on controlling calcium sulfate scale in the process of sea water desalination with thermal method and by adding acrylic acid ( AA)-sodium allylsulfonate ( SAS) copolymer.

研究了加热法以及加聚丙烯酸（AA）-烯丙基磺酸钠（SAS）控制海水淡化生产中硫酸钙结垢。

Use of Calcium Sulfate as Internal Matrix to Repair Furcal Perforations

硫酸钙作为屏障材料修补根分叉穿孔的效果观察

Both real-time and out-of-time observations and XRD analysis were carried out for the products from the hydration process of hemihydrated calcium sulfate whiskers.

对半水硫酸钙晶须水化产物进行了形貌的实时、非实时观测和XRD分析。

Simulation experiments on thermochemical sulfate reduction of methane with solid calcium sulfate

甲烷和固态硫酸钙的热化学还原反应模拟实验初步研究

The results showed that calcium sulfate, manganese sulfate and cupper chloride obviously increased wheat grain yield while magnesium chloride, elemental sulfur, cupper sulfate, ferrous sulfate and boric acid significantly enhanced wheat grain yield compared to the CK treatment.

结果表明，与对照相比，硫酸钙、硫酸锰和氯化铜处理提高了小麦籽粒产量，而氯化镁、硫磺粉、硫酸铜、硫酸亚铁和硼酸处理却显著降低了小麦籽粒产量。

The effect of crystal regulator on the di-hydrate calcium sulfate crystallization

二水硫酸钙晶形改变剂对结晶影响的研究