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2.2 coating Coating refers to the coating formed by direct deposition of coating materials on the alloy surface by physical or chemical means. The obvious difference between the coating and the dif......
2019-12-192.1.2 modified aluminide coating Adding a small amount of Si, Cr, Pt and other elements into the simple aluminizing coating can obviously improve the performance of the coating. The improved aluminid......
2019-12-1901 High temperature protective coating can provide effective anti-oxidation and corrosion protection for metal materials used at high temperature, which has been widely used in aerospace, energy, p......
2019-12-19Crystal plating is a kind of hard protective coating specially used for automobile paint, glass, tire, wheel hub, seat, engine, interior decoration and other key parts care. Compared with coating and ......
2019-12-04Nature It is a new kind of solution which can realize surface drying at room temperature. It can be cured at 250-500 degrees. It can be used as a ceramic precursor. The coating can be vitrified at 80......
2019-12-04(1) most of polysilazanes exist in the form of cyclomonomers or oligomers, and the high molecular weight polysilazanes with clear structure are lack of mature synthesis methods. (2) n-methylpolysil......
2019-12-04In terms of material coating, polysilazane can be converted into silica under certain conditions. It is a good coating material, with good solubility, excellent adhesion, simple curing, corrosion resi......
2019-12-04Polysiloxane polymers generally have low molecular weight and poor thermal stability. The polysilazane polymer with a certain proportion of methyl group will show good ductility and thermal stability,......
2019-12-04Nature It is a new kind of solution which can realize surface drying at room temperature. It can be cured at 250-500 degrees. It can be used as a ceramic precursor. The coating can be vitrified at ......
2019-12-031. Increase brightness Equivalent to an extra layer of mirror, the car body surface is more glossy and beautiful; 2. Prevent oxidation Silicon ketone contains titanium oxide, which is the coating......
2019-12-03Ceramic fiber material is a kind of energy-saving material, which has the advantages of low heat storage, good heat insulation and light weight. However, the traditional aluminum silicate ceramic fibe......
2019-12-03Due to the viscoelasticity of ceramic precursor (this viscoelasticity can be designed by selecting special functional groups in the initial precursor molecules and selecting characteristic structures ......
2019-12-03At the initial stage, the plating crystals are mainly polysiloxane products. Due to its relatively low hardness, limited scratch resistance, poor adhesion, easy to crack and fall off and other shortco......
2019-12-03SiOC fibers can also be obtained by spinning and pyrolysis of siloxane or polysiloxane with carbon functional group and silica sol. It has a tetrahedral structure with Si, u and C atoms connected by c......
2019-12-02Magnesium silicon ceramic fiber is a new type of refractory ceramic fiber. Because the traditional aluminum silicate ceramic fiber is recognized as carcinogen by the International Association for canc......
2019-12-02
