demulsifier


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demulsifier

[dē′məl·sə‚fī·ər]
(chemical engineering)
A chemical, mechanical, or electrical system that either breaks liquid-liquid emulsions or prevents them from forming.
References in periodicals archive ?
The demulsifier market in the Middle East region is projected to register a steady growth rate of more than 4.
Shetty, "Demulsification of Water-in-Crude Oil Emulsions: Effects of Film Tension, Elasticity, Diffusivity, and Interfacial Activity of Demulsifier Individual Components and their Blends," Journal of Dispersion Science and Technology 17, 33-53 (1996).
He said: "We had a leak of about a tonne of a demulsifier.
Some demulsifiers promote droplet flocculation and, as such, may affect both the formation of the rag layer and water droplet sedimentation rates.
Tenders are invited for Tender For Lining Up Rate Contract For Two Years For Supply Of Demulsifier To Iocl Refinery Units.
It is non-corrosive, environmentally friendly and economically competitive as it replaces or minimizes the currently used chemicals (corrosion and scaling inhibitors, demulsifiers, viscosity improvers, etc.
KNPC has coordinated and worked with the authority specialized in radiations in the country on measuring radiation rates in the demulsifiers of heavy crude reactors, where the fire broke out, Al-Asousi, who is also KNPC's Deputy CEO for Support Services, noted.
Thermodynamic hydrate inhibitors, low-dosage hydrate inhibitors (LDHI), defoamers, asphaltene inhibitors, paraffin inhibitors, scale inhibitors, H2S scavengers, chemical demulsifiers and drag-reducing agents fall under chemical solutions.
The British author explains the chemical foundations for water and gas control, scale control, asphaltene control, acid stimulation, sand control, corrosion control during production, gas hydrate control, wax control, demulsifiers, foam control, flocculants, biocides, scavengers, and drag-reducing agents.
They discuss tribological, nanotribological, molecular packing, and mechanical properties of silane, thio, phthalocyanine, and phospholipid films, membranes, grafts, and self-assembled monolayers on gold, silica, and graphite substrates, and water-in-oil emulsions used as oil well drilling fluids, wetting and tribological properties of organized surfactant assemblies and aqueous solutions of alkyl polyglucosides, surfactants as demulsifiers in enhanced crude oil production from old wells, and oil-in-water emulsions with biobased surfactants.
of Stavanger, Norway) covers the chemical foundations for water and gas control, scale control, asphaltene control, acid stimulation, sand control, corrosion control during production, gas hydrate control, wax control, demulsifiers, foam control, flocculants, biocides, scavengers and drag-reducing agents.