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

Solvay Rhodoline 679 Mineral Oil Defoamer Surfactant

Solvay Rhodoline 679 is a high-performance mineral oil-based defoamer surfactant from the Rhodoline series, engineered for rapid foam suppression and long-term antifoam stability in demanding industrial processes including coatings, inks, and chemical manufacturing.
  • solvay rhodoline 679 mineral oil defoamer surfactant_c63403b9
  • solvay rhodoline 679 mineral oil defoamer surfactant_c63403b9

Features Of Solvay Rhodoline 679 Mineral Oil Defoamer Surfactant

  1. Highly effective mineral oil-based defoamer with synergistic surfactant system for rapid foam knockdown.

  2. Excellent compatibility with aqueous systems, including alkaline and neutral industrial formulations.

  3. Low dosage efficiency—effective at concentrations as low as 0.01–0.1 wt% in demanding process environments.

  4. Thermally stable up to 120 °C, supporting continuous operation in high-temperature manufacturing processes.

  5. Non-silicone formulation avoids residue, staining, or interfacial incompatibility issues common with silicone defoamers.

Typical Applications Of Solvay Rhodoline 679 Mineral Oil Defoamer Surfactant

  1. Paints and coatings manufacturing—suppresses foam during pigment dispersion and let-down stages.

  2. Industrial cleaning formulations—including CIP (clean-in-place) solutions and heavy-duty degreasers.

  3. Textile processing auxiliaries—controls foam in scouring, dyeing, and finishing baths.

  4. Agrochemical concentrates—prevents foaming during tank mixing and spray application preparation.

  5. Water treatment systems—used in flocculation and clarification processes where foam interferes with surface skimming.

Specifications Of Solvay Rhodoline 679 Mineral Oil Defoamer Surfactant

Chemical TypeMineral oil-based defoamer with nonionic surfactant blend
Product FormOpaque, viscous liquid
AppearanceOff-white to light tan, homogeneous liquid
Primary ApplicationsIndustrial aqueous systems requiring non-silicone foam control
Key FeaturesRapid foam collapse, low-foaming dilutions, easy dispersion
BenefitsImproved process efficiency, reduced downtime, no silicone-related contamination
pH (1% aqueous dispersion)6.0–8.0
Storage StabilityStable for ≥12 months at 5–30 °C in sealed container


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