IOTA
Magnesium 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......
2019-12-02Different from traditional fibers, heteromorphic fibers with non-circular cross-section can be used to build multi-level nanostructures, prepare light and high-strength composite materials, and develo......
2019-12-02The precursor polymer conversion method is based on the concept of molecular structure design. The molecular precursor composed of the target ceramic elements is synthesized by the monomer containing ......
2019-12-021) high temperature resistance of ceramic fiber. The long-term use temperature can reach 850 ℃, and the composite process installation with other ceramic fiber products can reach 1300 ℃. 2) long se......
2019-12-02Car maintenance is not always considered after a certain mileage, but before leaving the 4S store, or in the sales manager, or their own psychological demands, at this time you will consider to do bea......
2019-12-02Application examples of polysilazane in coatings 8 Example 8: heat resistant coating The coating is sprayed on the untreated cast iron plate or sandblasted steel plate to reach a dry film thickn......
2019-11-29Example 7: antifouling coating The coating composed of aromatic hydrocarbon (petroleum solvent oil, paraffin solvent, or alicyclic solvent) solution of 0.5% ~ 10% polysilazane and 4,4 ′ - trimethyl......
2019-11-29Example 6: low oxygen permeability coating The polyester film sheet with a thickness of 23 μ m was immersed in 5% pdsi-n-alkane solution (the solvent is xylene or di-n-butyl) at a rate of 3 M / min......
2019-11-29Example 5: preparation of hydrophilic coating The polycarbonate plate (10 cm × 10 cm) was immersed in the solution of n-dibutyl ether with the concentration of 20% of the total hydropolysiloxane by......
2019-11-29Example 4: used as permanent anti fingerprint coating The polysilazane used is a kind of all hydrogen polysilazane, the average molecular weight is 150-150 000, using di-n-butyl ether as solvent an......
2019-11-29Example 3: coating for metal strip The polysilazane used are organopolysilazane and polysiloxane, with the average number and molecular weight of 150-150000. The coating can be used for aluminum, z......
2019-11-29Example: automobile body and hub coating The coating is made of a total hydrogen polysiloxane or an organic polysiloxane with a molecular weight of 150-150 000. The coating formulation is 35% ~ 40%......
2019-11-29Application of polysilazane in coatings Example 1: ceramic coating The coating is prepared by dispersing silicon carbide, silicon tetrachloride or their mixture in a solution composed of polysil......
2019-11-29Polysilazane is widely used in the formulation of coatings and varnishes, and it has excellent weather resistance, UV resistance, corrosion resistance, stain resistance, graffiti resistance, scratch r......
2019-11-29In the chemical structure of polysilazane, the electronegativity of Si-N bond is 1.2, between Si-C bond and Si-O bond, which is similar to si-cl bond, so Si-N bond has about 30% ionic bond characteris......
2019-11-29
