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

Solvay Clearbreak DE 740 Surfactant

Solvay Clearbreak DE 740 is a high-performance anionic surfactant from Solvay’s Clearbreak DE series, engineered for efficient emulsion breaking and oil/water separation in industrial wastewater treatment and crude oil processing applications.
  • solvay clearbreak de 740 surfactant_00d257f5
  • solvay clearbreak de 740 surfactant_00d257f5

Features Of Solvay Clearbreak DE 740 Surfactant

  1. Highly effective emulsion breaker for water-in-oil (W/O) systems in crude oil production.

  2. Thermally stable formulation suitable for high-temperature downhole and topside separation processes.

  3. Low foaming profile, minimizing operational interference in separators and treaters.

  4. Compatible with common production chemicals including scale inhibitors and corrosion inhibitors.

  5. Biodegradable base chemistry aligned with evolving environmental stewardship requirements.

Typical Applications Of Solvay Clearbreak DE 740 Surfactant

  1. Crude oil dehydration in three-phase separators and electrostatic treaters.

  2. Emulsion breaking in offshore platform production facilities.

  3. Onshore crude oil stabilization prior to pipeline transportation.

  4. Enhanced performance in heavy and sour crude processing environments.

  5. Integration into automated chemical injection systems for continuous dosing.

Specifications Of Solvay Clearbreak DE 740 Surfactant

Chemical TypeNonionic surfactant blend (ethoxylated alkylphenol and alcohol derivatives)
Product FormLiquid
AppearanceClear to slightly hazy, light amber liquid
Density (20 °C)0.96–0.99 g/cm³
Flash Point (PMCC)≥ 85 °C
pH (1% aqueous solution)5.5–7.0
Solubility in WaterPartially miscible; forms stable microemulsions in brine
Primary ApplicationsCrude oil emulsion breaking, dehydration, and desalting


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