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Article | REF: A3060 V1

Average molar masses

Author: James LESEC

Publication date: February 10, 1996

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1. Average molecular weights and distribution

1.1 Definition of average sizes

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1.1.1 Average number

The molar massMof a macromolecule is equal to the product of the mass M 0 of the elementary unit and the degree of polymerization DP :

M = M 0 DP

When the polymer sample is polymolecular, it is characterized by its number-average degree of polymerization...

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Average molecular weights and distribution
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