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viscosity index
(redirected from Viscosity index improver)

    Also found in: Acronyms, Wikipedia 0.01 sec.
viscosity index [vi′skäs·əd·ē ‚in‚deks]
(chemical engineering)
An arbitrary scale used to show the magnitude of viscosity changes in lubricating oils with changes in temperature. Abbreviated VI.
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In its initial phase, the facility will produce down-sheared and functionalized polymers for use as viscosity index improvers.
DSM Elastomers by Rubber World
Intrinsic Viscosity and Viscosity Index Improver Characteristics Intrinsic viscosity links the effect of polymer-solvent interaction to the hydrodynamic behavior of dilute polymer solutions (58) and [[eta]] is typically calculated by extrapolation of the reduced viscosity ([[eta].
Effect of composition on the solution rheology of stearyl ... by Torres, Edgar; Dutta, Naba; Choudhury, Namita Roy; Matisons, Janis / Polymer Engineering and Science
The specific end-use segments discussed are Antioxidants, Antiwear Agents, Corrosion Inhibitors, Detergents, Dispersants, Extreme Pressure Additives, Foam Control Agents, Pour Point Depressants, and Viscosity Index Improvers.
Annual Forecasts to 2010 for the Worldwide Markets for Petroleum ... by Business Wire
 
 
 
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