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

Deuteron SO 302 Oil Elastomer

Deuteron SO 302 Oil Elastomer is a high-performance silicone-based oil elastomer from Deuteron’s SO series, engineered for exceptional thermal stability, low compression set, and superior flexibility in demanding sealing and damping applications across automotive and industrial sectors.
  • deuteron so 302 oil elastomer_7faa3878
  • deuteron so 302 oil elastomer_7faa3878

Features Of Deuteron SO 302 Oil Elastomer

  1. Highly compatible with saturated and unsaturated elastomers, including EPDM, NBR, and SBR.

  2. Excellent low-temperature flexibility without compromising tensile strength or elongation.

  3. Low volatility and high thermal stability for extended service life in dynamic applications.

  4. Non-staining and non-migrating formulation suitable for light-colored and critical surface applications.

  5. Optimized viscosity profile (100°C kinematic viscosity: ~30–35 cSt) for uniform dispersion in rubber compounds.

Typical Applications Of Deuteron SO 302 Oil Elastomer

  1. Automotive weatherstrips and door seals requiring consistent compression set resistance.

  2. Industrial hoses and conveyor belts exposed to variable temperature and mechanical stress.

  3. Construction-grade expansion joints and bridge bearing pads.

  4. Wire and cable jacketing compounds demanding long-term aging stability.

  5. Footwear soles and molded rubber components requiring balanced processability and resilience.

Specifications Of Deuteron SO 302 Oil Elastomer

Chemical TypeSaturated hydrocarbon white oil (naphthenic-paraffinic blend)
Product FormLiquid at room temperature
AppearanceClear, water-white, odorless liquid
Flash Point (COC)≥ 240 °C
Kinematic Viscosity @ 100°C32.5 cSt
ASTM D445 CompliantYes
Color (ASTM D1500)≤ 0.5
Volatility (Loss @ 168 h / 125°C)≤ 1.2 wt%


Deuteron SO 302 Oil Elastomer – Frequently Asked Questions (FAQ)

Q1: What is the primary function of Deuteron SO 302 Oil Elastomer in polymer formulations?

A: Deuteron SO 302 Oil Elastomer functions as a reactive processing aid and elastomeric modifier, enhancing melt elasticity, improving extrusion stability, and promoting better dispersion of fillers and additives in thermoplastic elastomers and compounded polyolefin systems.


Q2: Is Deuteron SO 302 compatible with common thermoplastic matrices such as PP, PE, and TPEs?

A: Yes — Deuteron SO 302 demonstrates good compatibility with polypropylene (PP), polyethylene (PE), and many thermoplastic elastomer (TPE) systems, including SEBS- and TPO-based formulations. Compatibility should be verified experimentally for specific grades and processing conditions.


Q3: How does Deuteron SO 302 differ from conventional plasticizers or mineral oil extenders?

A: Unlike non-reactive plasticizers or mineral oils, Deuteron SO 302 contains functionalized olefinic groups that enable covalent integration into the polymer matrix during processing, reducing volatility, migration, and bloom while delivering long-term performance retention.


Q4: What are typical processing recommendations for incorporating Deuteron SO 302?

A: It is generally introduced during the compounding stage — either pre-blended with base resin or dosed directly into the extruder feed throat or side feeder. Optimal incorporation occurs under moderate shear and temperatures between 160 °C and 220 °C, depending on the host polymer’s thermal profile.


Q5: Can Deuteron SO 302 support regulatory-compliant applications such as food-contact or medical-grade compounds?

A: While Deuteron SO 302 is designed for high-purity industrial use, final regulatory compliance depends on the full formulation, processing history, and end-use requirements. Customers must conduct full regulatory evaluation and testing to confirm suitability for food-contact, medical, or other regulated applications.



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