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Title: Low shear viscosity of dilute polymer solutions

Journal Article · · AIChE J.; (United States)

A modification of a viscometer originally proposed by Zimm and Crothers is studied, which may be used to measure ultra low shear viscosity for highly dilute polymer solutions. This may provide useful information on polymer coil dimensions and relaxation time. Use of the low shear viscosity data leads to large value of relaxation time induced by polymer addition to a concentration of only 2 to 3 ppM by wt. This finding is consistent with the marked viscoelastic effects exhibited by these solutions.

OSTI ID:
6339473
Journal Information:
AIChE J.; (United States), Vol. 26:5
Country of Publication:
United States
Language:
English