Why do nike soles crumble?

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Pierce Weber asked a question: Why do nike soles crumble?
Asked By: Pierce Weber
Date created: Thu, Apr 15, 2021 9:51 PM
Date updated: Tue, Jun 21, 2022 6:55 PM

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Top best answers to the question «Why do nike soles crumble»

Their role in degrading polyurethane can be attributed to the chemical processes of hydrolysis (in the presence of moisture) and oxidation (in the presence of oxygen). Simply put, the humidity in the air, and, yes, even the air itself, seeps into the PU and, slowly but surely, breaks it into itty-bitty sticky pieces.

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