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Coil Relaxation in Uniaxially Deformed Polymer Melt

Published online by Cambridge University Press:  26 February 2011

Kell Mortensen
Affiliation:
Riso National Laboratory, DK-4000 Roskilde, Denmark
Ole Kramer
Affiliation:
University of Copenhagen, DK-2100 Copenhagen, Denmark
Walther Batsberg
Affiliation:
Riso National Laboratory, DK-4000 Roskilde, Denmark
L. J. Fetters
Affiliation:
Exxon Research and Eng. Co., Annandale, NJ 08801, U.S.A.
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Abstract

SANS studies on the relaxation of an amorphous polymer melt is reported. Just after the uniaxial elongation the chains deform affinely. Shortly thereafter the SANS results give evidence of chain contraction. Some randomization is observed long before the reptation time is reached.

Type
Articles
Copyright
Copyright © Materials Research Society 1987

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