硅酸钠

The study shows that, under the conditions of the concentration of sodium silicic acid being 4%-8%,the pH＜4, and the reaction time being about 5 hour, the stable polysilicic acid is made.

以水玻璃、废盐酸为原料，制备聚硅酸，研究表明：在硅酸钠浓度为4%～8%，pH小于4的条件下，室温熟化5h左右，可制得稳定的聚硅酸。

This company mainly produces the mouth to include: sodium metasilicate pentahydrate, sodium metasilicate anhydrous , sodium metasilicate nonahydrate.

本公司主要产品有：五水酸硅酸钠、零水偏硅酸钠、九水偏硅酸钠。

SBA-15 was synthesized using two different silica sources,sodium metasilicate(Na2SiO3·9H2O) and tetraethyl orthosilicate.

采用两种不同硅源——硅酸钠(Na2SiO3.9H2O)和正硅酸四乙酯合成介孔分子筛SBA-15。

Keywords sodium metasilicate;tetraethyl orthosilicate;SBA-15 zeolite

硅酸钠；正硅酸四乙酯； SBA-15分子筛

A new preparation method of high efficient flocculant polysilicate ferrite with iron mud and water glass was studied,and the reasonable production process and operation conditions were determined.

研究了以铁泥、硅酸钠为原料，制备高效絮凝剂聚硅酸铁的方法，确定了合理的生产工艺和操作条件。

A new preparation method of high efficient flocculant polysilicate ferrite with waste iron residue and water glass was studied,and the reasonable production process and operation conditions were determined.

研究了以废铁渣、硅酸钠为原料，制备高效絮凝剂聚硅酸铁的方法，确定了合理的生产工艺和操作条件。

By using the sodium silicate and waste hydrochloric acid as raw materials, polysilicic acid is prepared. The study shows that, under the conditions of the concentration of sodium silicic acid being 4%-8%, the pH, and the reaction time being about 5 hour, the stable polysilicic acid is made.

以水玻璃、废盐酸为原料，制备聚硅酸，研究表明：在硅酸钠浓度为4%~8%，pH小于4的条件下，室温熟化5h左右，可制得稳定的聚硅酸。

Using sodium silicate solution as the binder of zinc-rich coating ,zinc powder as the filler,distilled water as the solvent,and adding thicker,solidifier,sodium silicate inorganic zinc-rich coating s were prepared.

以硅酸钠溶液为成膜基料，锌粉为颜填料，去离子水为溶剂，加入增稠剂，固化剂等助剂，制备钠水玻璃富锌涂料；应用红外光谱分析、流变学测量和耐液性观察，研究钠水玻璃富锌涂料的固化机理。

The best conditions for deinking agent soap were: pulping consistency, 10%; pulping temperature, 50 C; pulping time, 20min; heating preservation time,15min; flotation temperature, 45 C; flotation time, 8min; flotation consistency, 0.8%; soapdosage, 0.6%; soap addition point, 70% in pulper and 30% in flotation cell; Na2SiO3 dosage, 3%; EDTA dosage, 0.2%; NaOH dosage, 1%; H2O2 dosage, 2%.

钠皂的最佳脱墨条件为：碎浆浓度，10％；碎浆温度，50℃；碎浆时间，20min；保温时间，15min；浮选温度，45℃；浮选时间，8min；浮选浓度，0.8％；脱墨剂钠皂用量，0.6％；钠皂加入点，70％加入碎浆机中，30％加入浮选槽中；硅酸钠用量，3％；EDTA用量，0.2％；氢氧化钠用量，1％；过氧化氢用量，2％。

Companies to provide long-term grade of phosphate rock, phosphoric acid, sodium hexametaphosphate, sodium tripolyphosphate, sodium fluorosilicate, sodium fluoride, SnO, tin sodium, stannous chloride, chlorine dioxide tin, etc. more than twenty kinds of products.

公司长年提供各种品级的磷矿、磷酸、六偏磷酸钠，三聚磷酸钠，氟硅酸钠、氟化钠，氧化亚锡，锡酸钠、氯化亚锡、二氧化锡等二十余种产品。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。