Reference Work Entry

Encyclopedic Dictionary of Polymers

pp 742-742

Thermal-Gradient Elution

  • Jan W. GoochAffiliated with

n Method of fractionation in which a small amount of polymer, dispersed on a support, is placed on the top of a column of an inert material. The polymer is eluted from the column by extraction with solvents of increasing solvent power, as in column extraction, but, in addition, a temperature gradient is imposed along the length of the column.

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