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modacrilico (soto)

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by

Graciela Contreras Garcia

on 16 April 2013

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Transcript of modacrilico (soto)

FIBRA MODACRILICA OBTENCION Son fibras formadas por macromoléculas que presentan en la cadena mas del 50% y menos del 85% en peso de la unidad estructural derivada del acrilonitrilo y contienen copolimeros como cloruro de vinilideno, acrilamiday sulfonato de metalilo alcalino.
Su hilado es en humedo HILATURA Su hilatura es en humedo la fibra se disuelve en dimetilformamida y se deja secar con aire a temperatura de 100°c a 130°c USOS ALGUNAS CARACTERISTICAS Sus caracteristicas son muy similares a las del acrilico, la unica diferencia es que son retardantes del fuego se auto extinguen y resisten a la combustion PRODUCTORES CHINA: Shangai Modacrylic Flame Retardant
Textiles Co, Ltd
Jiangsu Blue Peacock Chemical Fiber Co, Ltd
REINO UNIDO: Goonvean fibres Ltd
TAIWAN: Formosa Chemicals & fibre Corp Por su propiedad ignifuga es usada para trajes de bomberos contra el fuego interiores de automobiles etc.
Tambien son utilizados en pelo sintetico para pelucas o abrigos.
COSTO Costo por kilogramo de $12.43 a $74.55 FORMULA CORTE TRANSVERZAL
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