1. 硅溶胶具有较大的吸附性:硅溶胶中无数胶团产生的无数网络结构空隙,在一定条件下能够对无机物及有机物具有一定的吸附作用.
    2. 硅溶胶具有较大的比表面积:一般为:150-300M2/g.
    3. 硅溶胶具有较好的粘结性:因其胶团尺寸均匀,在10-20m/u左右,自身风干即产生一定的粘结强度,但强度较小,如果将硅溶胶加入到某种纤维或粒状材料中,然后干燥固化即可成为坚固的凝胶结构.会产生较大的粘结性。（一般为46.7kg/cm2）

    4.  硅溶胶具有良好的耐温性:一般可耐1600℃左右的高温。
    5．硅溶胶具有较好的亲水性和较强的憎油性：可以用蒸馏水或无离子纯水稀释至任意浓度，而且随稀释度的增加而稳定性增强；当加入到有机物或多种金属离子中，又可以产生憎油性。
    6．此外，硅溶胶具有高度的分散性、较好的耐磨性和良好的透光性等，因此可以做良好的分散剂、防腐剂、絮凝剂、冷却剂等等。

【performance】Silica sol is colloidal solution, odorless and non-toxic, and its molecular formula can be written as mSiO2nH2O.
    1.Silica sol have greater adsorption capacity: silicon sol countless network structure, under certain conditions, the adsorption of inorganic and organic matter.
    2.Silica sol has bigger specific surface area, usually: 150-300 m2 / g.
    3.Silica sol has good bonding performance: the micelle size uniform, in 10 to 20 m/u, its drying to produce specific bond strength, but strength is very small, if the silicon sol to join fiber or granular materials, and then drying curing to form a solid gel structure.Will produce larger bonding performance.(an average of 46.7 kg/cm2)
    4.Silica sol has good heat resistance, resistance to high temperature 1600 ℃.
    5.Silica sol has good hydrophilicity and intense hate oily: anything that can use distilled water or deionized water dilute the increase of the degree of concentration and dilution stability enhancement, increased the organic matter and all kinds of metal ions, and can produce hate oily.

    6.In addition, the performance of colloidal silica is highly fragmented, good wear resistance and good pervious to light, so you can do good dispersing agent, preservative, flocculant, coolant, etc.

                                                             应用行业：

    1.应用于精密铸造业:代替硅酸乙脂使用,无毒性.不仅可以降低成本,改善操作条件,尺寸精确度高,铸件光洁度好,可使壳型强度大,造型比使用水玻璃质量好.用于铸模的耐高温涂料,可以使涂层具有较好的耐热性,减少高温下熔融金属对模具的损耗,并有助于脱模.

     Used in the precision casting industry: instead of ethyl silicate, non-toxic, not only can reduce cost, improve the operating conditions, high dimensional accuracy, casting finish is very good, can make the shell mold strength is big, modelling is better than using sodium silicate quality.The shell mould for casting, high temperature resistant coatings can make the coating has good heat resistance, reduce the loss of high temperature molten metal mold, and help unload shell mould.

    2.应用于涂料行业:能够使涂料牢固,,具有耐水,耐火,耐污,耐高温,涂膜硬度大,色泽鲜艳,不褪色等优点.还可以应用于耐酸,耐碱,防火涂料和远红外线辐射涂料.

   Used in coating industry: can make the curing coating, waterproof, fire prevention, pollution resistance, high temperature resistant, high film hardness, bright color, not faded, the advantages of can also be applied to acid and alkali resistant, fireproof coating and coating of far infrared radiation.

    3.应用于耐火材料的粘结剂:具有粘结强度高,耐高温(1500-1600℃)等特点.

   Refractory binder: high bond strength, resistance to high temperature (1500-1500 ℃), and so on.

    4.应用于纺织业:可以用做径纺上浆助剂,减少断头率.在织物染色中使用,因具有粘结性,可以形成优良的保护液,增加染色的附着力,等等.

     Textile industry: can be used for textile sizing agent, reduce breakage.Used in textile printing and dyeing, because have bonding performance, can form good protection, increase the adhesion dyeing, and so on.

    5.应用于造纸业:作为感光纸的处理剂,玻璃纸的防粘剂;其他办公用纸经处理后,可以提高打印效果,使显色更加鲜明.

     Used in paper industry: as a photographic paper treatment agent, glass paper anti-sticking agent;Other office paper processing, can improve the printing effect, make the color more bright.

    6.应用于催化剂:在催化剂的生产中,在一定的条件下,作为载体来加速催化速度,以提高生产效率.

Applied in the catalyst: in catalyst production, under certain conditions, as to accelerate the speed of catalytic carrier, in order to improve production efficiency.

7.石油方面的应用:在芳腈类生产中以硅胶单体为催化剂,对提高芳腈回收率开辟了一个新的途径.在石油工业中,用硅溶胶做粘结剂和催化剂.

    Apply to oil: in the production of aromatic nitrile, organic silicon monomer as a catalyst, improve the efficiency of aromatic nitrile recycling has opened up a new method.In the oil industry, through the silica sol binder and catalyst.

8.蓄电池中的应用:普通铅酸蓄电池使用寿命短，使用硅溶胶可以配置成固体蓄电池的电解液，就大大提高了蓄电池的使用寿命；同时，普通电解液硫酸,在机动车急转弯时容易溢出,但固体蓄电池电解液的使用就很好的解决了这个问题，有效的防止了硫酸的渗漏和溢出,避免了污染环境。

Used in battery, short service life of ordinary lead-acid batteries, use silicon sol can be configured to solid electrolyte battery, greatly improving the service life of the battery;At the same time, ordinary sulphuric acid electrolyte, in the car to overflow, but the use of solid state electrolyte battery has very good solve the problem, effectively prevent the leakage and overflow of sulfuric acid to avoid pollution of the environment.

9.轧钢中的应用:在涂层溶液中加入一定量的硅溶胶后可改善绝缘涂层的外观,绝缘性能,耐热性能,并且可以降低涂层的膨胀系数,改进矽钢的磁性.

     Steel rolling applications: in coating, add a certain amount, silica sol can improve the appearance of the insulation coating, insulation, heat resistance, and can reduce the expansion coefficient of the coating, can improve an magnetic.

10.搪瓷中的应用:在搪瓷器制造中,加入硅溶胶后可降低膨胀系数,以改进四氟乙稀的粘结性,玻璃中加入25-30%的硅溶胶,可以得到优质的硅酸硼玻璃.

    Enamel: the application in the manufacture of enamelware, after joining silicon sol can decrease the expansion coefficient, to improve the four fluorine caking property of PVC, glass add 25-30% of silica sol, can get high quality of boron silicate glass.

 11.广播器材中的应用:硅溶胶可用做电视机的显像管粘结剂;做变压器磁芯时,用其做粘结剂把矽钢片粘结成一体,并能够起到绝缘、耐高温作用,效果很好.

    Applications in the radio equipment: silica sol binder can be used as a TV picture tube, a transformer core, bonded silica sol an insulation of the steel, high temperature resistance, good effect.

12．陶瓷纤维中的应用：把硅酸铝纤维粘用硅溶胶浸渍，加促凝剂，做成温粘，用做保温绝热材料；做高温炉的耐火砖的表面粘结剂，粘结强度高，耐高温（1000℃以上）,节约能源,对炉子改造即节约,又方便.

    The application of ceramic fiber: stick aluminium silicate fiber impregnated with silicon sol, adding coagulant, temperature, used for heat preservation and heat insulation materials;Do the high temperature furnace refractory binder surface, high bond strength, high temperature (above 1000 ℃), to save energy.

13.半导体元件抛光剂:将大粒子的硅溶胶做单晶硅抛光剂,不仅效果好,而且抛光速度快.

    Semiconductor polishing agent: big particle size of silica sol as monocrystalline silicon polishing agent, not only the good effect, and the polishing speed.

14.泡沫橡胶中的应用:在干橡胶中加入5%的硅溶胶,就可以使多孔泡沫橡胶增强20%,对一定体积的橡胶而言,因为弹性提高,可以节省20%的橡胶.

Foam rubber application：dry rubber added 5% silica sol, porous foam rubber can lead to increased by 20%, a certain volume of rubber, for greater flexibility, can save 20% of the rubber.

15.硅溶胶可以作为酱油和米酒的澄清剂,而且不影响色、香、味.硅对人体无毒害,还有一定的防癌抗癌的作用.

Silica sol can as clarifying agent of soy sauce and rice wine, and shall not affect the color, aroma and taste. Silicon non-toxic to human body, there are certain cancer anticancer effect.

 16.用硅溶胶处理的化纤装璜物品，可使其抗污染性提高二倍，可见硅溶胶也是壁饰布等表面的有效防污剂。

Silica sol process chemical fiber decoration items, can make its doubling the stain resistance, visible colloidal silica is also the effective antifouling agent such as decorative wallpaper.

    17.用硅溶胶制取的防滑地板蜡，在工业和民用中已负盛名，细小的SiO2粒子粘附在地板表面的蜡膜上，防滑效果好，且不影响光泽柔和。

     With silicon sol of non-slip floor wax, has been renowned in the industry and civil, tiny SiO2 particles adhesion on the floor wax on the surface of the membrane, prevent slippery effect is good, and do not affect soft luster.

    18.硅溶胶是极佳的净水剂.它混加硫酸铝后,可以使水中金属盐和悬浮浊物凝聚除去.

  Silica sol is a kind of excellent water purifiers, mixed with aluminum sulfate, can remove the metal salt in the water and suspended solids.

    19.燃油中加入少量的硅溶胶,可以防止燃烧后的灰渣在柴油机上集结.

Fuel oil to add a small amount of silica sol, can prevent after burning ash buildup on the diesel engine.

    20.用硅溶胶做远红外线辐射涂料的粘结剂好,耐高温,不影响辐射.

    Do far infrared radiation coatings with silica sol binder is good, high temperature resistance, will not affect the radiation.

另外，高纯度硅溶胶可用于蓝宝石抛光。

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