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Polimeri biodegradabili (2008) - carlo santulli home page

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GOMMA NATURALE<br />

La gomma naturale ha un allungamento<br />

fino a circa il 750% con un rapporto<br />

di Poisson molto vicino a 0.5<br />

(0.33 per I polimeri vetrosi,<br />

0.4 per polimeri semicristallini).<br />

Ha comportamento hookiano soltanto<br />

per bassissime deformazioni.

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