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- Alkaline silicic acid gel is used for water control in producing wells and profile control in water injection wells. 碱性硅酸凝胶多用于油井堵水或水井调剂。
- Keywords silicic acid gel;profile control;low permeability formation;high salty formation; 硅酸凝胶;调剖;低渗透地层;高含盐地层;
- silicic acid gel 硅酸凝胶
- Keywords Sodium Silicate（Water Glass）;Silicic Acid Sol;Silicic Acid Gel;Gelation Time;Inorganic Salts; 硅酸钠（水玻璃）;硅酸溶胶;胶酸凝胶;胶凝时间;无机盐;
- In this paper, studying on the polymerization reaction in silicic acid solution is determined and the gel time of polysilicic acid is obtained when acetic acid compound exist. 摘要在前人研究工作的基础上，应用乙酸进行硅酸聚合胶凝的实验研究，实验结果表明，当硅酸溶液中有乙酸化合物时，硅酸聚合胶凝的时间将延长。
- Keywords silicic acid gelling fluid;delayed gelation;formulations;profile modifying/water plugging agent;single liquid process; 硅酸凝胶;延迟胶凝;配方研究;调剖堵水剂;单液法;
- With further hydrolysis in the body tissues, silicic acid could be formed. 随着在身体组织里的进一步水解，可以生成硅酸。
- OBJECTIVE To prepare compound benzoic acid gel and perform a stability study. 目的研制外用抗真菌药复方苯甲酸凝胶,并对制剂稳定性进行观察。
- A salt that is derived from both boric acid and silicic acid and occurs naturally in dumortierite. 硼硅酸盐由硼酸和硅酸反应而得的一种盐，存在于自然界蓝线石中
- Suitable for all kinds of glazes, better effect can be made when adding SnO, silicic acid Zr. 适合各种釉,添加氧化锡,硅酸锆更佳。
- The silicic acid dissoluted by diopside precipitate out and coat upon the surface of the un-reacted slag. 透辉石溶解形成的硅酸析出并包裹在未反应的高炉渣表面。
- Objective To evaluate the efficacy and safety of 2% salicylic acid gel on treating acne vulgaris. 目的:观察2%25水杨酸凝胶治疗寻常痤疮的疗效和安全性。
- Silicic acid had no effect on soil pH,ammonium accumulation and the rate of N mineralization. 两种硅肥对施入土壤中氮的去向均无明显影响。
- The better result came from 5 mmol/L silicate acid. 束缚水与自由水之比上升；
- The effect of surfactants on the crvstallization of silicic acid was dis-cussed. 探讨了表面活性剂对硅酸结晶行为的影响，着重讨论了非离子表面活性剂的加速结晶作用。
- METHODS The Carbopol 940 was used as the base of gel and prepare the compound benzoic acid gel with regular method to mucosa. 方法以卡波姆-940为基质,用常规方法制备凝胶。
- The 'reaction of (he spontaneous polymerisation of soluble silicic acid to form colloidal silicic acid was determined to be a second order reaction. 测得可溶硅酸聚合为胶体硅酸的反应是二级反应。
- Based on aluminium sulphate,ferric sulphate and silicic acid,polysilicate aluminium ferric (PSAF) being used as a flocculant has been synthesized. 以硫酸铝、硫酸铁、水玻璃为主要原料,制备了聚合硅酸铝铁(PSAF)絮凝剂。
- The hydrated silicic acid slurry can be prepared through the reaction of wat er-glass and sulfuric acid,water-washing and homogenization treatment. 采用水玻璃和硫酸中和反应，经水洗、均质化处理，制备出水合硅酸料浆。
- But in the area where the researchers were working natural blooms had already depleted much of the silicic acid, which the diatoms use for shellmaking. 但是，在研究者工作的自然增长的地方已经耗尽了所有的硅酸，而硅酸是硅藻制造壳的主要物质。
