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24-10-2017
Chemistry

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What element is used to cross-link the hydrocarbon chains when natural rubber undergoes vulcanization?

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meerkat18 meerkat18

03-11-2017

Sulfur is the element used to cross-link the hydrocarbon chains when natural rubber undergoes vulcanization.
The invention relates to cross-linking hydrocarbon polymers with aromatic polyazides in the presence of sulfur. It has been discovered that hydrocarbon polymers can be cross-linked when heated with aromatic polyazides.

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