As a high-performance silicone polymer material, methyl MQ silicone resin has shown significant application value in the field of polyurethane release due to its unique molecular structure and excellent physical and chemical properties.Its molecules use Si-O bonds as the skeleton to form a three-dimensional nonlinear structure, giving the material high and low temperature resistance, electrical insulation, moisture-proof and low surface tension and other characteristics, making it an indispensable release aid in the polyurethane molding process.
In the production of polyurethane products, the core advantage of methyl MQ silicone resin lies in its efficient mold release performance.Its low surface tension characteristics allow it to evenly cover the surface of the mold, forming a dense and stable release layer.This characteristic can effectively block the direct contact between the polyurethane raw material and the mold, significantly reduce the interface adhesion, and ensure that the product does not stick or breakage during the mold release process.Experimental data show that the mold release agent based on methyl MQ silicone resin can increase the number of mold releases of polyurethane elastomers, foams and other products to more than 5 times, and the mold release quality rating reaches 2-3, which is significantly better than traditional mold release agents.
The temperature resistance of methyl MQ silicone resin makes it outstanding in the high-temperature polyurethane molding process.The material can maintain stable performance in the range of -60℃ to +300℃, and avoid decomposition or failure due to high temperature.In high-temperature processes such as plastic injection molding and rubber vulcanization, its thermal stability can ensure that the release layer continues to function, effectively prevent the adhesion of the product to the mold, and ensure the continuity of production.This characteristic makes it particularly suitable for polyurethane products that require high temperature curing, such as auto parts, industrial seals, etc.
The chemical inertness of methyl MQ silicone resin further enhances its application value.The material does not react chemically with the mold material, and has excellent chemical resistance, which can resist the erosion of residual catalysts, solvents and other substances in polyurethane raw materials.In a complex chemical environment, its stability can extend the service life of the mold and reduce mold damage and product defects caused by chemical corrosion.This characteristic is particularly important in medical-grade polyurethane products, food contact materials and other fields with high purity requirements.
The environmental protection characteristics of methyl MQ silicone resin are in line with the trend of modern industrial production.Its non-toxic and non-polluting formula design, combined with low volatile organic compound (VOC) emission characteristics, makes it an ideal choice to replace traditional solvent-based mold release agents.In areas with strict cleanliness requirements such as electronic component packaging and precision optical device manufacturing, methyl MQ silicone resin can significantly reduce the risk of environmental pollution in the production process and help enterprises realize the transformation of green manufacturing.
Methyl MQ silicone resin has become a key material in the field of polyurethane mold release due to its excellent mold release performance, temperature stability, chemical inertness and environmental protection characteristics.With the development of polyurethane products in the direction of high precision and high performance, the application scenarios of methyl MQ silicone resin will be further expanded, providing important technical support for the upgrading of the manufacturing industry.
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Methyl MQ silicone resin (powder) IOTA7080 - IOTA CORPORATION LTD.
