Professional Manufacturer of Colloidal Silica

Water glass generally refers to sodium silicate, which is a mineral binder with a chemical formula of Na2O·nSiO2. It is a soluble inorganic silicate and has a wide range of uses. Sodium silicate is...

Silica sol is one of the auxiliary film-forming substances of paint, and it is a colloidal solution of inorganic polymer polymetasilicate with water as the dispersion medium. Its silica particles a...

There are two main types of catalysts prepared from silica sol in the petrochemical field:(1) Low end areas of catalytic cracking units in refineries. This type of catalyst has relatively low requi...

Due to the poor fluidity of molten steel, in order to prevent cold shut and insufficient pouring of steel castings, the wall thickness of steel castings should not be less than 8mm; the structure o...

The process of taking the precision casting out of the mold, removing excess parts other than the body, and polishing the inner and outer surfaces of the casting.Coring and Surface Cleaning:       ...

Silica sol can be used in the textile industry. The fabric treated with silica sol has high strength, stable size and high resilience. Silica sol and wool oil are used together to increase the cohe...

1.Alkaline silica sol has a large specific surface area, generally 250-300 square meters/g.2.Alkaline silica sol has good temperature resistance, generally can withstand about 1600 ℃.3.Silica sol h...

Silica sol is a dispersion of nano-scale silicon dioxide particles in water or solvent, which is a colloidal solution, odorless and non-toxic. Silica sol is a dispersion of nano-sized silica partic...

1. Manufacturing moldThe mold is the type used to press the shape of the casting. In order to ensure the quality of the wax model, the mold must have high dimensional accuracy and a small surfacero...

1. Active silicic acid preparation The ion exchange method is also known as the particle growth method. Generally, a strong acid type cation exchange resin is used to remove sodium ions in water gl...

The preparation of silica sol by electrolysis and electrodialysis is an electrochemical method. Add electrolyte in the electrolytic electrodialysis cell, adjust the pH value of the electrolyte solu...

The dispersion method is a physical method of preparing silica sol by mechanically dispersing SiO2 particles in water. The specific steps are as follows: Weigh a certain amount of deionized water i...

The acid neutralization method generally uses dilute water glass (Na2O.xSiO2) as the starting material, and inorganic acids such as dilute sulfuric acid as the acidifying agent. Depending on the am...

The preparation of silica sol by electrolysis and electrodialysis is an electrochemical method. Add electrolyte in the electrolytic electrodialysis cell, adjust the pH value of the electrolyte solu...

Silica sol is used together with aluminum sulfate as a water purification aid, which can ideally remove suspended substances in water. Adding silica sol which is stable under acidic conditions to t...

The ion exchange method is currently the most researched and most mature process, usually divided into the following two steps:①Preparation of active silicic acid The ion exchange method is also kn...

In addition to the application of silica sol in CMP of silicon wafers, it is also widely used in fields such as computer hard disk CMP and ULSI CMP. In addition, based on the excellent dispersion a...

Treating fibers or fabrics with silica sol endows the fibers or fabrics with many excellent properties due to the attachment of silica particles to the surface of the fibers. Silica sol and oil age...

In the material industry, as a new material, silica sol attracts attention for its excellent fire resistance and acid resistance. After the silica sol prepared by reacting sulfuric acid with silici...

Silica sol is used together with aluminum sulfate as a water purification aid, which can ideally remove suspended substances in water. Adding silica sol which is stable under acidic conditions to t...

Silica sol has a large specific surface area, the prepared silica gel particles are uniform, and the pore size and distribution are easy to control. It is the best raw material for preparing cataly...

1.Alkaline silica sol has a large specific surface area, generally 250to300 square meters/g.2.Alkaline silica sol has good temperature resistance, generally can withstand about 1600 ℃.3.Silica sol ...

Silicon solution can be divided into acidic silica sol and alkaline colloid according to its properties. The basis for the distinction is determined by the pH value, that is, the pH value is betwee...

The application of silica sol in the coating can play a role in firming the coating. The material improves the strength of the paint by virtue of its characteristics, which is convenient for users ...

1.High adsorption: Under certain conditions, it has a certain adsorption effect on inorganic and organic substances.2.Has a large specific surface area: the specific surface area is generally 250to...

Classification of silica solSilica sol can be divided into small particle size silica sol, conventional particle size silica sol and large particle size silica sol according to the particle size. T...

NanoSiO2 has the optical characteristics of ultraviolet absorption and infrared reflection. It can absorb more than 70% of ultraviolet rays with a wavelength of less than 400nm, and reflect more th...

The application of silica sol in the coating can play a role in firming the coating. The material improves the strength of the paint by virtue of its characteristics, which is convenient for users ...

1.Alkaline silica sol has a large specific surface area, generally 250-300 square meters/g.2.Alkaline silica sol has good temperature resistance, generally can withstand about 1600 ℃.3.Silica sol h...

1. Energy saving and environmental protection: Nanoparticles have special optical properties that large particles do not have, and the phenomenon of "blue shift" is common. The spectrophotometer te...

Silica sol can make fabrics with high strength, stable fabric size and high resilience in weavingthe combination of silica sol and wool oil can increase the cohesion between fibers, increase the te...

The invention discloses a water-based inorganic expansion type fireproof coating and a preparation method thereof, belonging to the field of coating preparation. The waterbased inorganic intumescen...

1.Alkali titrationThe number of hydroxyl groups on the surface of silica sol has a certain corresponding relationship with the surface area. Select a certain pH range, and use the empirical formula...

In the polishing process of semiconductor wafers, the polishing time is short, and the polishing rate is required to be fast, the surface quality is good, and the impurities are less, so as to avoi...

Silica and alumina are commonly used as pigments in color spray paper coatings, and the adhesive is mainly PVA. Due to the high production cost of powder nano silica and the difficulty of dispersio...

Cellophane and plastic film tend to become sticky in summer. If a mixture of silica sol and glyceryl monostearate is used, good results will be obtained. When the photosensitive paper is treated wi...

Silica sol replaces ethyl silicate, greatly reducing energy consumption! In the 1960s, silica sol shells were used as a binder for ceramic shells in the casting field, and quickly replaced water gl...

First, silica sol with large particle size has good permeability and can be incorporated into many materials. Applying silica sol to building materials can increase the firmness of building materia...

Due to the rapid development of papermaking technology, the rapid growth of large-scale highspeed papermaking machines in China, the continuous application of sandwich forming technology, the incre...

The application of silica sol in the coating can not only play the role of solid coating, but also increase the dustproof function of the coating, so as to ensure better construction work and use e...

The investment casting methods commonly used in the investment casting industry include silica sol shell method and ethyl silicate shell method. Among them, the ethyl silicate shell method has fast...

According to people's habits, inorganic coatings generally refer to a type of coating whosemain base material is inorganic materials. Here, the meaning of the main base material isthat some inorgan...

The binders commonly used in investment casting are mainly silicic acid colloidal solutions, including silica sol, water glass and ethyl silicate hydrolyzate. Silica sol and water glass are alkalin...

In fact, there are many types of silica sol, which can be divided into acidic silica sol andalkaline silica sol according to their properties. Among them, acidic silica sol, also called silicicacid...

Silica sol has many excellent properties and characteristics, so as a fine chemical product, it is widely used in chemical, material, textile/paper, electronics and other industries.1. Application ...

Cellophane and plastic film tend to become sticky in summer. Good results areobtained if a mixture of colloidal silica and glyceryl monostearate is used. Treatingphotosensitive paper with a mixture...

A neutral hydrosol is a colloidal solution in which polymeric silica particles are dispersed i water. It is a silica sol with a pH between 4 and 8.5.Neutral silica sol has a large specific surface ...

Silica sol is a kind of adhesive that is often used in our life. Due to its good performance, silica sol has played a huge role in the application and has been recognized by users.Although the func...

Silica sol is essentially an ultrafine dispersion of polysilicic acid in water Generally,polysilicate forms spherical colloidal particles in water, and its straight channel diameter is 1-100 nanome...

In the field of optical communication, sapphire crystals are not only used as short-wavelength active devices, but also as passive devices for polarized light. The excellent blocking effect can red...