Process for the production of flame-retardant viscose fibres
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United States of America Patent
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Dec 6, 2011
Grant Date -
Jul 29, 2010
app pub date -
Jan 28, 2009
filing date -
Jan 28, 2009
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Abstract
The present invention relates to a process for the production in continuous of cellulose-based flame-retardant fibres or filaments and textile articles obtained therefrom, comprising the predispersion in water of an organophosphoric additive, the dosing and mixing of the aqueous predispersion in a solution of cellulose xanthogenate, the filtration of the mixed solutions and spinning in a regenerating and coagulation bath.
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