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Physico-chemical approach of polymer chemical ageing: a short review

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Academic year: 2021

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Figure

Figure 1. Schematization of an undegraded ideal networks (all chains are elastically active and denoted by A) and of an degraded networks
Figure 2. Decrease in elastically active chains concentration of a polyester urethane rub- rub-bery network for several ageing conditions.
Figure 4. Schematization of embrittlement criterion for thermoplastic polymers.

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