Determination of the entanglement molecular weight of thermoplastic elastomers by tensile retraction measurements
โ Scribed by William L. Hergenrother; John M. Doshak
- Publisher
- John Wiley and Sons
- Year
- 1990
- Tongue
- English
- Weight
- 420 KB
- Volume
- 40
- Category
- Article
- ISSN
- 0021-8995
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## Synopsis cis-Polyisoprene in dilute solution in toluene (plus antioxidant) undergoes random scission when exposed to ?-radiation. The possibility of using this scission in a method to assess the width of the molecular weight distribution of the polymer has been explored and found potentially us
Dynamic light scattering {DLS) is used to determine the molecular weight distributions of seven polystyrene samples in toluene at 20'C. applying a new procedure. This procedure makes possible inter alia--the elimination of all effects due to concentration and intramolecular interference, known to be