coacervate


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Related to coacervate: coacervate theory

coacervate

[kō′as·ər‚vāt]
(chemistry)
An aggregate of colloidal droplets bound together by the force of electrostatic attraction.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
When one of the colloids (gum or gelatin) is in excess in the system, the presence of unneutralized charges will reduce the attraction between the two colloids, thereby reducing the yield of coacervates.
Sashie's coacervates are often depicted as orb-shaped amalgams of manmade objects suspended over cityscapes.
Ultrasound-assisted back-extraction was performed by adding 600 L of nitric acid (5.0 mol/L) in the resulting coacervate phase and sonicating the system for 3.0 min.
In order to obtain on average 30% of the protein coacervate 3 L cheese whey was used.
The coacervate phase consists of dye, surfactant, and water molecules.
This kind of breakdown can be seen in its impact on the liquid films containing the peculiar colloids known as "coacervates" studied for the last 150 years by Lillie [174], Oparin and Synge [175], and numerous others, the recounting of which is found in Ling's work as cited.
In order to overcome this problem, we can make use of momentary and partial high temperature and high pressure produced by supersonic cavatition, KH-570 added as dispersing agent, to disperse SiO2 coacervate.Put several ml.
Low polymer concentration resulted in decreased inner phase viscosity, which might efficiently promote the break-up of coacervate droplets and prevent coalescence.
The coacervate so formed was hardened with 25% glutaraldehyde (1.56 [micro]g/mg of protein) for 2 hours to allow cross-linking of protein.
This study makes an interesting contribution to early modern English theatre studies and to the debate on Bakhtinian carnivalesque Coronato's writing is at times very subtle, but at times difficult to follow: it is hard to believe that a native English speaking editor could have accepted such obsolete baroque inkhornisms as 'coacervate', 'mordaceous', 'erubescent', 'edulcorated', and several others.
Diffusion characteristics and properties of chitosan coacervate capsules.
Furthermore, there are indications of critical concentrations for each of these components and that in the entangled region, the modulus of the coacervate is that of a crosslinked gel, whereas in the dilute region, the coacervate is a viscous liquid.