醋酸酯与酯类, 高纯溶剂

Di-n-octyl phthalate (DNOP)

Di-n-octyl phthalate (DNOP) 是面向工业制造与专业配方开发的化学品。Ruifen Chemicals 提供稳定的批量供应、产品技术资料、质量文件及全球物流服务。请联系团队获取规格、价格和供货信息。

属性

主要特点与优势

  • High Plasticizing Efficiency: DNOP provides superior flexibility to vinyl resins, allowing for the production of soft, pliable materials even at high filler loadings.
  • Low Volatility: The high molecular weight and linear structure ensure minimal weight loss during processing and throughout the end-product’s service life.
  • Excellent Low-Temperature Performance: It maintains polymer flexibility in cold environments better than many branched phthalates, preventing brittleness and cracking.
  • Superior Weathering Resistance: The chemical structure offers inherent stability against UV radiation and oxidation, extending the durability of outdoor plastic products.
  • Low Water Extractability: Its hydrophobic nature ensures that the plasticizer remains within the polymer matrix when exposed to moisture or humid conditions.
规格

技术亮点

  • Molecular Weight and Formula: DNOP has a molecular weight of 390.56 g/mol and a chemical formula of C24H38O4, ensuring consistent chemical purity.
  • Density and Refractive Index: It exhibits a specific gravity of approximately 0.980 at 20 degrees Celsius and a refractive index of roughly 1.485.
  • Boiling and Flash Points: The compound features a high boiling point of 380 degrees Celsius and a flash point exceeding 200 degrees Celsius.
  • Solubility Profile: It is virtually insoluble in water but highly soluble in organic solvents like ethanol, ether, and chloroform, aiding various formulations.
  • Viscosity Parameters: The dynamic viscosity is approximately 40 mPa.s at 25 degrees Celsius, facilitating easy mixing and incorporation into resin blends.
实际行业应用

应用领域

  • PVC Compounding: Primarily used as a plasticizer for polyvinyl chloride to manufacture flexible tubing, hoses, and profiles for industrial and automotive use.
  • Protective Coatings: Utilized in the formulation of nitrocellulose and ethyl cellulose lacquers to improve film flexibility and resistance to environmental degradation.
  • Adhesive Formulations: Added to synthetic rubber and resin-based adhesives to enhance tackiness and maintain bond integrity under varying thermal conditions.
  • Industrial Floorings: Integrated into vinyl flooring products to provide cushioning, impact resistance, and durability against heavy foot traffic and mechanical stress.
  • Cable Insulation: Employed in the production of wire and cable jackets, providing necessary electrical insulation properties and long-term mechanical flexibility.
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