醋酸酯与酯类, 高纯溶剂

Diisodecyl phthalate (DIDP)

Diisodecyl phthalate (DIDP) 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

  • Exceptional low volatility and high boiling point ensure minimal substance loss during high-temperature processing stages and long-term end-use.
  • Superior resistance to soapy water extraction and environmental weathering compared to lower molecular weight phthalate plasticizers like DOP.
  • Excellent electrical resistivity and dielectric properties make it an ideal choice for insulating primary wire and cable jackets.
  • High thermal stability provides significant anti-aging performance, extending the functional lifespan of flexible PVC products in heat-intensive environments.
  • Strong compatibility with a wide range of PVC resins, ensuring efficient processing and uniform mechanical properties in final articles.
规格

技术亮点

  • Molecular Formula is C28H46O4 with a high molecular weight of approximately 446.67 grams per mole for improved permanence.
  • Density ranges between 0.960 and 0.971 g/cm3 at 20 degrees Celsius, ensuring predictable volumetric performance in formulations.
  • Dynamic viscosity is typically 110 to 130 mPa.s at 20 degrees Celsius, providing optimal flow during dry blending.
  • Refractive index stands at 1.482 to 1.486, contributing to the optical clarity of transparent plasticized PVC compounds.
  • Flash point exceeds 230 degrees Celsius (Cleveland Open Cup), ensuring safety during high-heat industrial manufacturing and extrusion processes.
实际行业应用

应用领域

  • Primary plasticizer for high-temperature electrical wire insulation and automotive cables requiring durability and superior electrical resistance under stress.
  • Key component in the production of automotive interior trim, dashboards, and PVC-based underbody coatings for noise and heat dampening.
  • Extensively used in roofing membranes and waterproof geomembranes where long-term UV resistance and low volatility are critical performance factors.
  • Component in non-food contact PVC films, footwear outsoles, and industrial hoses where flexibility and environmental resistance are mandatory.
  • Formulating vinyl plastisols for dip coating, carpet backing, and adhesive applications where low fogging and permanence are required.
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