Professional Manufacturer of Colloidal Silica

sodium silicate. Sodium silicate is also known as sodium silicate, and its aqueous solution is called water glass. It is a colorless, turquoise or brown solid or viscous liquid. Sodium silicate is ...

Silica sol has excellent high temperature stability, cohesiveness, film-forming properties, gelling properties, adsorption properties, charging properties, activity, large specific surface area and...

Properties of silica sol:1. Silica sol micelles are nano-scale materials, generally 10-100nm in diameter, so they have a large specific surface area and adsorption capacity.2. Silica sol is a low v...

1. First, make a mold according to the shape of the part.2. Then use the mold to make the same wax pattern as the part.3. When the wax pattern is put into the slurry made of silica sol and quartz s...

The wax of water glass is very soft, and the wax of silica sol is very hard. The product surface of silica sol is better than that of water glass.The difference between the two is only in the quali...

There are many ways to classify silica sol, which can be classified according to particle size or pH rangeThere are three main categories of silica sol according to the pH value:1. The pH value bet...

The ion exchange process of silica sol is the most mature and widely used process. This process has certain requirements on materials such as water glass and ion exchange resin and the operation pr...

At present, the main production methods of silica sol are: dissolution method, ion exchange method, peptization method, dispersion method, etc.1. Silicon dissolution method: The method of preparing...

1, silica sol can be used as a variety of refractory binder, because of its strong adhesion, high temperature resistance and other characteristics, very suitable for refractory binder.2, silica sol...

Silica sol is a translucent colloidal liquid. Due to its good cohesiveness, high temperature resistance, film-forming property, gelation property, chargeability, large specific surface area, tastel...

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...