Precipitated silica - Wikipedia
Precipitated silica is an amorphous form of silica (silicon dioxide, SiO 2); it is a white, powdery material. Precipitated silica is produced by precipitation from a solution containing silicate salts.
What is Precipitated Silica | PPG Silica Products
Precipitated silica, a form of synthetic amorphous silicon dioxide, is derived from quartz sand, a crystalline form of silicon dioxide. The physical properties of precipitated silica can be manipulated during the manufacturing process to deliver products with a wide range of performance-enhancing features engineered for many different end-use ...
What is Precipitated Silica? A Comprehensive Overview - Sinoxe
Precipitated silica, also known as hydrated silica or silica gel, is a form of synthetic amorphous silica. It is produced through a chemical process known as precipitation, where a solution of sodium silicate is acidified to form a gel-like precipitate.
Precipitated and Fumed Silicas and Related Products
2017年3月1日 · Precipitated and fumed silicas are important, high-value, effect fillers mainly used in elastomers, sealants, adhesives, and surface coatings. They are amorphous materials, with primary particles in the nano-range and with high specific surface areas.
Properties and Applications of Precipitated Silica
2024年1月19日 · Precipitated silica has thickening properties, increasing the viscosity and stability of liquids. In fields such as coatings and inks, it serves as a rheology modifier and thickening agent, improving the flow and anti-sag properties of coatings.
Precipitated Silica - an overview | ScienceDirect Topics
This form of porous silica, also commonly referred to as precipitated silica, typically has an average pore size of 30 nm and a BET specific surface area of 5-100 m 2 g −1 (refer to Chapter 3 for material characterization).
Precipitated silica - Wikiwand
Precipitated silica is produced by precipitation from a solution containing silicate salts. The three main classes of amorphous silica are pyrogenic silica, precipitated silica and silica gel. Among them, precipitated silica has the greatest commercial significance.
Precipitated Silica
Precipitated silica is manufactured by the precipitation of silicon dioxide (SiO2) from a solution containing sodium silicate. The final product is a fine, amorphous, white powder with numerous uses due to such parameters as high surface area, porosity, and chemical stability.
Amorphous Precipitated Silica | PPG Silica Products
Precipitated silica is an extremely versatile material, with properties that can be manipulated during the manufacturing process to deliver products with a wide range of performance-enhancing properties engineered for many end-use applications, including: Reinforcing Fillers for Tires.
What Is Silica?: Fumed Silica and Precipitated Silica
2021年12月9日 · Precipitated silica gets its name from how it’s produced. It occurs by precipitation of liquid silicon with sodium hydroxide or potassium hydroxide. Fumed silicas are created through flame hydrolysis synthesis.