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Caustic Soda Production Process

2018-7-23 · Rayon and Cellophane - Fiber production by the viscose process requires caustic soda at two main stages. Cellulose is treated with caustic soda solution to mercerize it and form alkali cellulose, which is then dissolved in dilute caustic soda solution to form viscose prior to extruding rayon fibers and cellophane films.

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