The use of silica is very versatile and different products have different uses. It is used as a good reinforcing agent for synthetic rubber. Its reinforcing performance is second only to carbon black.......
2019-06-25Silica has a very significant reinforcing effect on various rubbers, and the reinforcing effect on silicone rubber is particularly prominent. Silica is a white reinf......
2019-06-253. Mooney viscosity of rubber compound The ability of silica to form a gel is comparable to that of carbon black. Therefore, when the white carbon black is mixed, the Mooney viscosity of the rubber i......
2019-06-251. Mixing and dispersing of rubber compound Since silica has a large specific surface area, it tends to be secondary aggregated, and it is easy to absorb water in the air, so that......
2019-06-255, industry technical characteristics The precipitated silica is usually chemically reacted with sodium silicate and concentrated sulfuric acid to form precipitated silica, which is then washed with ......
2019-06-254, the technical level of the industry Since 2008, China's sedimentary silica industry has followed the three concepts of scientific development concept, brand-name product strategy and circular......
2019-06-25(2) Development history of Chinese fumed silica China's fumed silica production began in the 1960s, but for a long time only Shenyang Chemical Plant and Shanghai Chlor-Alkali Plant have produced tens......
2019-06-252. China's silica market (1) Development process of Chinese precipitation silica China's precipitation method silica industry started to develop slowly. In 1958, the first set of precipitation ......
2019-06-25Silica is a general term for finely powdered or ultrafine particulate anhydrous and hydrous silica or silicates. It is a white, non-toxic, amorphous fine powder or granule with a large SiO 2 content......
2019-06-25The silica is roughly classified into a precipitated silica and fumed silica according to a production method. Fumed silica and precipitated silica are essentially indistinguishable, and the chemic......
2019-06-25The use of silica is very versatile and different products have different uses. It is used as a good reinforcing agent for synthetic rubber. Its reinforcing performance is second only to carbon black.......
2019-06-25Hydrophilic fumed silica Hydrophilic fumed silica is produced by hydrolysis of volatile chlorosilanes in an oxyhydrogen flame. From a chemical point of view, these loose white powders are composed of......
2019-06-25Application of fumed silica (2) 7, ceramic The use of fumed silica instead of nano-A1203 added to 95-ceramic can act as both a nanoparticle and a second-phase particle, which not only improves t......
2019-06-25Application of fumed silica (1) 1. Electronic packaging materials Organic electroluminescent device (OELD) is a new type of flat display device newly developed. It has low on-drive and low-drive......
2019-06-25Classification and function of fumed silica The fumed silica is classified into two types: hydrophilic and hydrophobic. 1. Hydrophilic fumed silica Hydrophilic fumed silica is produced ......
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