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Regenerated fiber

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Rayon의 종류

-Viscose, Acetate, Cupra

-Polynosic, Modal

-Tencel, Lyocell

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Viscose

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Cupra

Schweizer’s regent : cupper ammonium hydroxide Cu(NH3)4(H2O)2](OH)2

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Acetate

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Tencel, Lyocell

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Cotton vs rayon

Mw = 5000

Mw = 400~

Cotton

Rayon

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Raw cotton fibres were reported to consist of 80–90 % of cellulose, 6–8 % of water (moisture), 0.5–1 % of wax materials, and 4–6 % of hemicelluloses as structural components

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합성섬유

천연섬유

Cotton

Rayon

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