Gas phase method, also known as pyrolysis method, dry method or combustion method. The raw materials are generally silicon tetrachloride, oxygen (or air) and hydrogen, which are reacted at high temper......
2019-12-17Gaseous white carbon black, a nano-scale white powder produced by the high-temperature hydrolysis of silicon halides (mainly silicon tetrachloride and methyltrichlorosilane) in a hydrogen-oxygen flame......
2019-12-17In principle, the substances used as surface treatment agents can interact with the hydroxyl groups on the surface of silica, and there are the following. 1) Alcohols 2) Chlorosilanes 3) Alkoxysila......
2019-12-16Due to its unique structure and excellent properties, white carbon black has important applications in the rubber field as an important reinforcing agent, especially with the continuous implementation......
2019-12-16There are a large number of hydroxyl groups on the surface of white carbon black, which leads to easy agglomeration. During use, white carbon black usually needs to be modified to improve its dispersi......
2019-12-16Water-dispersible granules (WDG) are also called dry suspensions or granular wettable powders. When placed in water, it can disintegrate, disperse and form a highly suspended dispersion system relativ......
2019-12-16Silica is a synthetic product and is a hydrated silica. White carbon black is similar in appearance and function to carbon black. Therefore it is called white carbon black. It is a white loose powder,......
2019-12-16According to the post-construction performance classification, it can be divided into two types: curing sealant and semi-curing sealant. The curing sealant can be divided into rigid and flexible. The ......
2019-12-13According to the application classification, it can be divided into high temperature resistance, cold resistance, pressure resistance and so on. According to the classification of film-forming prop......
2019-12-13Sealants can be divided into three major categories: elastic sealants, liquid gaskets and sealers. According to the chemical composition classification, it can be divided into rubber type, resin ty......
2019-12-13Structural rubber finger has high strength (compressive strength> 65MPa, steel-steel positive tensile bond strength> 30MPa, shear strength> 18MPa), can withstand large loads, and is resistant......
2019-12-131. Classified according to use, it can be divided into construction sealants, automotive sealants, insulation sealants, packaging sealants, mining sealants and other types. 2. According to the perf......
2019-12-13There is a saying that the structure may contain chemical bonds, based on the phenomenon: although the structured glue can be used after retraining, there is a certain gap between the performance and ......
2019-12-12Structured, you can get different Chengdu control by blocking hydroxyl groups, isolating or adding suitable auxiliaries. Completely blocking the hydroxyl groups with a chemical reaction can indeed eli......
2019-12-12There are three types of silanols on the surface of white carbon black. This is not the result of my experiments. It is the result of others' research. The structure (hydrogen bonding) effect is the i......
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