Comfort additive for acrylic fibers
AssigneeBASF Wyandotte Corporation
InventorsStephen E. Eisenstein, Edward M. Dexheimer
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Abstract
A process for improving the comfort of garments made from acrylonitrile polymer filaments by incorporating in the filaments, a polymer obtained by cross-linking a polyether with an isocyanate.
Claims20
In the process of producing filaments by spinning a solution comprising a solvent and a filament forming acrylonitrile polymer, the improvement comprising adding to said solution a polymer obtained by cross-linking a polyether with an isocyanate.
A process for improving the "comfort" of garments made from acrylonitrile polylmer filaments comprising incorporating in said filaments, a polymer obtained by cross-linking a polyether with an isocyanate.
A filament of acrylonitrile polymer characterized by improved "comfort" of garments made therefrom containing as an additive a polymer obtained by crosslinking a polyether with an isocyanate.
Dependencies are inferred from the claim text.