Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

UPC UniHydro UN518 Ester Plasticizer

UPC UniHydro UN518 Ester Plasticizer is a high-performance, low-volatility ester-based plasticizer from UPC’s UniHydro series. Designed for PVC and elastomer applications, it offers excellent compatibility, thermal stability, and migration resistance. Its optimized molecular structure ensures superior flexibility retention and processing efficiency in wire & cable, flooring, and automotive compounds.
  • upc unihydro un518 ester plasticizer_00958c14
  • upc unihydro un518 ester plasticizer_00958c14

Features Of UPC UniHydro UN518 Ester Plasticizer

  1. High molecular weight ester offering excellent permanence and low volatility in PVC compounds.

  2. Superior compatibility with rigid and flexible polyvinyl chloride (PVC) formulations.

  3. Delivers balanced processing stability, tensile strength, and low-temperature flexibility.

  4. Non-migrating and non-extractable under standard service conditions, supporting long-term product integrity.

  5. Complies with major global regulatory frameworks for indirect food contact and consumer goods applications.

Typical Applications Of UPC UniHydro UN518 Ester Plasticizer

  1. Rigid PVC profiles for window frames and siding.

  2. Flexible PVC flooring and wall coverings.

  3. Wire and cable insulation requiring thermal and mechanical durability.

  4. Medical tubing and packaging films where low leaching is critical.

  5. Automotive interior components including dashboards and door trims.

Specifications Of UPC UniHydro UN518 Ester Plasticizer

Chemical TypeComplex ester of C7–C10 branched alcohols and phthalic anhydride
Product FormClear, pale yellow liquid
AppearanceTransparent, slightly viscous liquid at 25°C
Primary ApplicationsPVC plasticization (rigid & semi-flexible)
Key FeaturesLow volatility, high extraction resistance, thermal stability
BenefitsExtended service life, reduced fogging, improved dimensional stability
Regulatory StatusREACH registered; compliant with EU Directive 2002/72/EC for food contact (as part of finished article)


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