About 15,000 results
Open links in new tab
  1. Dispersant - Wikipedia

    A dispersant or a dispersing agent is a substance, typically a surfactant, that is added to a suspension of solid or liquid particles in a liquid (such as a colloid or emulsion) to improve the separation of the …

  2. Dispersants | US EPA

    Oct 20, 2025 · Dispersants, also called dispersing agents, are chemical agents used to break up oil into smaller droplets in the water column. Dispersants can be applied on surface oil or below the surface, …

  3. 5. How Do Dispersants Work? | response.restoration.noaa.gov

    May 29, 2012 · Dispersants work much like the detergent soap that you use to clean grease from your dishes (but dispersants are less toxic). They contain molecules with a water-compatible …

  4. What Is a Dispersant? Uses, Risks, and How It Works

    Mar 21, 2026 · A dispersant is a chemical mixture that breaks one substance into tiny droplets so it can be spread throughout another substance. The most well-known use is in oil spill response, where …

  5. Surfactant Basics 4 (Dispersants)

    Dispersants have a chemical structure that has an affinity for both solid particles and liquids, and have functional groups that adsorb to the particle surfaces.

  6. DISPERSANT Definition & Meaning - Merriam-Webster

    The meaning of DISPERSANT is a dispersing agent; especially : a substance for promoting the formation and stabilization of a dispersion of one substance in another.

  7. Dispersant - an overview | ScienceDirect Topics

    A dispersant is defined as a substance that disperses another substance in a medium, such as water, to form a colloidal solution, primarily by reducing adhesion between particles and preventing …

  8. The Essential Guide to Dispersant: Mechanisms, Types, and Uses

    Sep 4, 2024 · A dispersant is a substance that facilitates the dispersion and stabilization of solid particles in a liquid medium by lowering the interfacial tension between the two components.

  9. What Is a Dispersant and How Does It Work? - Biology Insights

    Jan 6, 2026 · A dispersant is a chemical agent designed to reduce the surface tension between two immiscible liquids, most commonly oil and water. They enable oil to break apart and mix into the …

  10. DISPERSANT definition and meaning | Collins English Dictionary

    A dispersant is a liquid or gas which is used to disperse small particles or drops, for example in an aerosol. The dispersant is an agent for improving dispersibility, and prevents agglomeration between …