Patent ID: 6716523
Filing Date: 2004-04-06
Classification: D01F,Y10S,Y10T

Abstract:
Spandex prepared with a dispersant slurry consisting essentially of:(A) 10-78 wt%, based on the total weight of the dispersant slurry, of an inorganic particulate; (B) 2-50 wt%, based on the inorganic particulate, of a dispersant soluble in the liquid of component (C) selected from the group consisting of (i) phosphated block poly(alkylsiloxane)-poly(alkyleneether) alcohols; and (ii) aromatic- or alkylaromatic-terminated phosphated poly(alkyleneether) alcohols; and (C) a liquid selected from the group consisting of dimethylsulfoxide, tetramethylurea, and amides.