deflocculate

(redirected from deflocculation)
Also found in: Dictionary.
Related to deflocculation: flocculated

deflocculate

[dē′fläk·yə‚lāt]
(chemical engineering)
To break up and disperse agglomerates and form a stable colloid.
References in periodicals archive ?
Schofield and Samson (1954) demonstrated that the addition of NaOH enhances deflocculation as the number of positive charges decreases, with consequent decrease of positive adsorption and weak electrostatic attraction between positive and negative cleavage faces of clay crystals.
deflocculation disperses contaminants into very fine particles which are suspended in the cleaning solution.
Plant remains, preserved by charring, were recovered from midden deposits at Cuello in 1992 by on-site flotation and laboratory-based deflocculation and by wet sieving of five-litre bulk samples.
Tadanier CJ, Schreiber ME, Roller JW (2005) Arsenic mobilization through microbially mediated deflocculation of ferrihydrite.
It differs from true feldspars, however, because it is partly kaolinised and responds well to flocculation and deflocculation adjustments in the glaze batch, resulting in increased wet glaze handling properties.
Disperbyk 2059 provides deflocculation and stabilization of aluminum pigments in both water- and solvent-based coatings.
contents of the irrigated cores, which have the potential to cause clay deflocculation and decrease soil hydraulic conductivity (Menneer et al.
EFKA-4330, also an acrylic block copolymer, is designed to provide deflocculation of pigments in all types of solvent-based high-performance coatings, as well as in resin minimal pigment concentrates.
EFKA-4580 is a polymeric dispersant for deflocculation of pigments in all kinds of aqueous coatings and pigment concentrates.
Duffy 2000 Fine Mesh Screening of Midden Material and the Recovery of Fish Bone: The Development of Flotation and Deflocculation Techniques for an Efficient and Effective Procedure, Geoarchaeology 15, 21-43.
Cleaning ability is based on one or more of three functions: saponification, wetting, and deflocculation.
DISPERBYK-2022 is an isocyanates-free dispersant that provides deflocculation and stabilization of all kinds of pigments in various solvent borne coating systems and also affords excellent adhesion in "direct-to-metal" applications.