b , >Product introduction
b , >According to the chemical characteristics of different matrix materials, special additives and processes are used to surface activate nano-aluminum hydroxide The coating treatment can fully and evenly disperse the nano-aluminum hydroxide particles into the base resin, and the surface coating layer can generate a bonding reaction with the groups of the base resin, which not only gives the composite material flame retardant properties but also improves them. its mechanical strength.
b , >Product Features
b , >. It has good interfacial compatibility with resin and resists agglomeration, which improves the decline in mechanical properties of composite materials caused by high filling.
b , >. Special surface treatment and self-flowing powder are beneficial to dispersion under shear, reducing the viscosity of the resin blend and optimizing processing performance.
b , >. The escape of a large amount of water during the processing and molding of low-moisture-content composite materials will cause serious internal defects. The hydrophobic surface coating can completely isolate the powder from the air and prevent the powder from deteriorating due to moisture.
b , >. Excellent flame retardant and smoke suppression properties, dehydration and decomposition by heat, can effectively inhibit the heating and thermal degradation of polymers, inhibit the generation of smoke through adsorption, and is suitable for processing composite materials whose molding temperature is lower than ℃.
b , >. The fluidized purification process with good insulation properties greatly reduces the content of impurity ions such as iron, sodium and potassium.
b , >. The high whiteness does not interfere with the dyeing of composite products.
b , >Technical parameters
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b, >. Use alone should be selected according to the performance requirements of the product. The particle size is closely related to the performance of the composite material. The smaller the particle size, the better the surface fineness and the more significant the enhancement effect. However, blending The higher the viscosity, please adjust the formula carefully to balance various properties.
b, >. Use mixed fillings of different particle sizes to form dense fillings in the polymer system at appropriate proportions to improve the flame retardant effect. A reasonable compounding system can prevent fillers from settling or floating, and at the same time reduce the viscosity of the resin blend under equal filling, which is beneficial to shear dispersion.
b, >. After ultrafine nano-aluminum hydroxide has an increased specific surface area, it is easy to agglomerate, has poor compatibility with polymers, and is difficult to disperse evenly, affecting the physical properties of composite materials. Hydrophobic nano-aluminum hydroxide has good interfacial compatibility with polymers. The surface coating layer can produce a bonding reaction with the groups of the base resin, reducing the viscosity of the blend, eliminating interface stress concentration, and improving the mechanical properties of the composite material. . Due to different surface groups, the applicability of different models of hydrophobic products in the resin system will be slightly different. It is recommended to evaluate carefully or contact our company.
b, >. It is recommended to determine the optimal addition amount through experiments.
b , >Application reference
b , >Electronic and electrical potting compounds, epoxy resin castables, plastic sealing compounds, packaging materials, electrical switches, wire and cable materials, foam materials, high-performance adhesives, Coatings, fireproof boards, artificial stone, artificial leather, polyurethane, polyamide, polyolefin, unsaturated polyester resin, synthetic rubber and other functional polymer products.
b, >Precautions
b, >This product should be stored in a cool, dry and ventilated place to prevent moisture on the ground and away from high temperature heat sources. It should be waterproof and pressure-proof during transportation, and be loaded and unloaded with care during transportation to prevent damage to the packaging. Do not mix and store with other acidic or alkaline substances. When the relative humidity of the environment exceeds, avoid exposure to the air, and if necessary, bake it (℃) before use. After use, sealing and moisture-proof measures should be taken. It is recommended to use the product immediately after unpacking it.
b, >Product packaging
b, >Net weight/packaging in multi-layer paper-plastic composite bags.
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b , >Suzhou Youzirconium Nanomaterials Co., Ltd.:
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