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

Evonik Surfynol 465 Nonionic Gemini Surfactant

Evonik Surfynol 465 is a nonionic gemini surfactant from the Surfynol series offering ultra-low surface tension, rapid wetting, and superior foam control in demanding industrial applications like coatings, inks, and agrochemicals. Its unique dimeric structure delivers exceptional substrate compatibility and stability across pH and temperature ranges.
  • evonik surfynol 465 nonionic gemini surfactant_ee7f585d
  • evonik surfynol 465 nonionic gemini surfactant_ee7f585d

Features Of Evonik Surfynol 465 Nonionic Gemini Surfactant

  1. Exceptionally low dynamic surface tension for rapid substrate wetting and leveling.

  2. High efficiency at low use concentrations due to its gemini molecular architecture.

  3. Outstanding compatibility with anionic, nonionic, and cationic systems in formulated products.

  4. Excellent foam suppression and control without compromising emulsification performance.

  5. Stable across broad pH range (pH 2–12) and tolerant to electrolytes and hard water.

Typical Applications Of Evonik Surfynol 465 Nonionic Gemini Surfactant

  1. Water-based industrial coatings and architectural paints.

  2. Agrochemical formulations including herbicides, fungicides, and insecticides.

  3. Printing inks—especially UV-curable and aqueous flexographic inks.

  4. Electronic cleaning solutions and semiconductor wafer rinse additives.

  5. Specialty adhesives and sealants requiring fast wetting and uniform film formation.

Specifications Of Evonik Surfynol 465 Nonionic Gemini Surfactant

Chemical TypeNonionic Gemini surfactant (acetylenic diol-based)
Product FormLiquid
AppearancePale yellow to amber clear liquid
Active Content~90 wt% (as supplied)
Specific Gravity (20 °C)1.03–1.05 g/cm³
SolubilityMiscible with water and common organic solvents (e.g., alcohols, glycol ethers)
pH (1% aqueous solution)5.0–7.0
Storage StabilityStable for ≥24 months at 5–30 °C in original unopened container


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